Merge branch '4.6' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.6

82 files changed, 2375 insertions, 913 deletions

diff --git a/bin/syncqt b/bin/syncqt
index a14a82d..629e124 100755
--- a/bin/syncqt
+++ b/bin/syncqt
@@ -666,6 +666,7 @@ foreach (@modules_to_sync) {
     #information used after the syncing
     my $pri_install_classes = "";
     my $pri_install_files = "";
+    my $pri_install_pfiles = "";
 
     my $libcapitals = $lib;
     $libcapitals =~ y/a-z/A-Z/;
@@ -834,6 +835,10 @@ foreach (@modules_to_sync) {
 				$pri_install_files.= "$pri_install_iheader ";;
 			    }
 			}
+			else {
+			    my $pri_install_iheader = fixPaths($iheader, $current_dir);
+			    $pri_install_pfiles.= "$pri_install_iheader ";;
+			}
                     }
 		    print "header created for $iheader ($header_copies)\n" if($header_copies > 0);
                 }
@@ -878,6 +883,7 @@ foreach (@modules_to_sync) {
 	my $headers_pri_contents = "";
 	$headers_pri_contents .= "SYNCQT.HEADER_FILES = $pri_install_files\n";
 	$headers_pri_contents .= "SYNCQT.HEADER_CLASSES = $pri_install_classes\n";
+	$headers_pri_contents .= "SYNCQT.PRIVATE_HEADER_FILES = $pri_install_pfiles\n";
         my $headers_pri_file = "$out_basedir/include/$lib/headers.pri";
         if(-e "$headers_pri_file") {
             open HEADERS_PRI_FILE, "<$headers_pri_file";
diff --git a/config.tests/mac/crc/main.cpp b/config.tests/mac/crc/main.cpp
index 894f88b..700a4cd 100644
--- a/config.tests/mac/crc/main.cpp
+++ b/config.tests/mac/crc/main.cpp
@@ -71,7 +71,7 @@ private:
         for(int iCodes = 0; iCodes <= 0xFF; iCodes++) {
             ulTable[iCodes] = Reflect(iCodes, 8) << 24;
             for(int iPos = 0; iPos < 8; iPos++) {
-                ulTable[iCodes] = (ulTable[iCodes] << 1)
+                ulTable[iCodes] = ((ulTable[iCodes] << 1) & 0xffffffff)
                     ^ ((ulTable[iCodes] & (1 << 31)) ? ulPolynomial : 0);
             }
 
@@ -84,7 +84,7 @@ private:
         // Swap bit 0 for bit 7, bit 1 For bit 6, etc....
         for(int iPos = 1; iPos < (cChar + 1); iPos++) {
             if(ulReflect & 1) {
-                ulValue |= (1 << (cChar - iPos));
+                ulValue |= (1ul << (cChar - iPos));
             }
             ulReflect >>= 1;
         }
diff --git a/configure b/configure
index 6dc3898..40a73f8 100755
--- a/configure
+++ b/configure
@@ -131,7 +131,7 @@ compilerSupportsFlag()
     cat >conftest.cpp <<EOF
 int main() { return 0; }
 EOF
-    "$TEST_COMPILER" "$@" -o /dev/null conftest.cpp
+    "$TEST_COMPILER" "$@" -o conftest.o conftest.cpp
     ret=$?
     rm -f conftest.cpp conftest.o
     return $ret
@@ -712,6 +712,7 @@ CFG_PTMALLOC=no
 CFG_STL=auto
 CFG_PRECOMPILE=auto
 CFG_SEPARATE_DEBUG_INFO=auto
+CFG_SEPARATE_DEBUG_INFO_NOCOPY=no
 CFG_REDUCE_EXPORTS=auto
 CFG_MMX=auto
 CFG_3DNOW=auto
@@ -1543,6 +1544,9 @@ while [ "$#" -gt 0 ]; do
     separate-debug-info)
         if [ "$VAL" = "yes" ] || [ "$VAL" = "no" ]; then
             CFG_SEPARATE_DEBUG_INFO="$VAL"
+        elif [ "$VAL" = "nocopy" ] ; then
+            CFG_SEPARATE_DEBUG_INFO="yes"
+            CFG_SEPARATE_DEBUG_INFO_NOCOPY="yes"
         else
             UNKNOWN_OPT=yes
         fi
@@ -6083,6 +6087,9 @@ if [ "$CFG_SEPARATE_DEBUG_INFO" = "yes" ]; then
     QMakeVar add QMAKE_CXXFLAGS -g
     QMAKE_CONFIG="$QMAKE_CONFIG separate_debug_info"
 fi
+if [ "$CFG_SEPARATE_DEBUG_INFO_NOCOPY" = "yes" ] ; then
+    QMAKE_CONFIG="$QMAKE_CONFIG separate_debug_info_nocopy"
+fi
 [ "$CFG_MMX" = "yes" ] && QMAKE_CONFIG="$QMAKE_CONFIG mmx"
 [ "$CFG_3DNOW" = "yes" ] && QMAKE_CONFIG="$QMAKE_CONFIG 3dnow"
 [ "$CFG_SSE" = "yes" ] && QMAKE_CONFIG="$QMAKE_CONFIG sse"
diff --git a/demos/demos.pro b/demos/demos.pro
index a943bfd..5a9b6db 100644
--- a/demos/demos.pro
+++ b/demos/demos.pro
@@ -20,7 +20,24 @@ symbian: SUBDIRS = \
             demos_shared \
             demos_deform \
             demos_pathstroke
-
+            
+wince*:  SUBDIRS = \
+            demos_shared \
+            demos_deform \
+            demos_gradients \
+            demos_pathstroke \
+            demos_affine \
+            demos_composition \
+            demos_books \
+            demos_interview \
+            demos_mainwindow \
+            demos_spreadsheet \
+            demos_textedit \
+            # demos_chip \
+            demos_embeddeddialogs \
+            demos_undo \
+            demos_sub-attaq
+            
 contains(QT_CONFIG, opengl):!contains(QT_CONFIG, opengles1):!contains(QT_CONFIG, opengles1cl):!contains(QT_CONFIG, opengles2):{
 SUBDIRS += demos_boxes
 }
@@ -33,7 +50,7 @@ wince*|symbian|embedded|x11: SUBDIRS += embedded
 !cross_compile:{
 contains(QT_BUILD_PARTS, tools):{
 !wince*:SUBDIRS += demos_sqlbrowser demos_qtdemo
-wince*: SUBDIRS += demos_sqlbrowser
+wince*:SUBDIRS += demos_sqlbrowser
 }
 }
 contains(QT_CONFIG, phonon):!static:SUBDIRS += demos_mediaplayer
diff --git a/mkspecs/features/unix/separate_debug_info.prf b/mkspecs/features/unix/separate_debug_info.prf
index 0c95baf..c675828 100644
--- a/mkspecs/features/unix/separate_debug_info.prf
+++ b/mkspecs/features/unix/separate_debug_info.prf
@@ -1,5 +1,5 @@
 
-!staticlib:!static:!contains(TEMPLATE, subdirs):!isEmpty(QMAKE_OBJCOPY) {
+!separate_debug_info_nocopy:!staticlib:!static:!contains(TEMPLATE, subdirs):!isEmpty(QMAKE_OBJCOPY) {
     QMAKE_SEPARATE_DEBUG_INFO = (test -z \"$(DESTDIR)\" || cd \"$(DESTDIR)\" ; targ=`basename $(TARGET)`; $$QMAKE_OBJCOPY --only-keep-debug \"\$\$targ\" \"\$\$targ.debug\" && $$QMAKE_OBJCOPY --strip-debug \"\$\$targ\" && $$QMAKE_OBJCOPY --add-gnu-debuglink=\"\$\$targ.debug\" \"\$\$targ\" && chmod -x \"\$\$targ.debug\" ) ;
     QMAKE_INSTALL_SEPARATE_DEBUG_INFO = test -z "$(DESTDIR)" || cd \"$(DESTDIR)\" ; $(INSTALL_FILE) `basename $(TARGET)`.debug $(INSTALL_ROOT)/\$\$target_path/
 
diff --git a/mkspecs/unsupported/linux-host-g++/qmake.conf b/mkspecs/unsupported/linux-host-g++/qmake.conf
index 237477c..8a480c4 100644
--- a/mkspecs/unsupported/linux-host-g++/qmake.conf
+++ b/mkspecs/unsupported/linux-host-g++/qmake.conf
@@ -134,5 +134,5 @@ QMAKE_MKDIR           = mkdir -p
 QMAKE_INSTALL_FILE    = install -m 644 -p
 QMAKE_INSTALL_PROGRAM = install -m 755 -p
 
-include(../common/unix.conf)
+include(../../common/unix.conf)
 load(qt_config)
diff --git a/projects.pro b/projects.pro
index 497acd0..d405a5b 100644
--- a/projects.pro
+++ b/projects.pro
@@ -48,7 +48,7 @@ for(PROJECT, $$list($$lower($$unique(QT_BUILD_PARTS)))) {
        contains(QT_BUILD_PARTS, tools) {
           include(translations/translations.pri)  # ts targets
        } else {
-          SUBDIRS += tools/linguist/lrelease
+          !wince*:!symbian:SUBDIRS += tools/linguist/lrelease
        }
        SUBDIRS += translations                    # qm build step
     } else:isEqual(PROJECT, qmake) {
diff --git a/src/corelib/codecs/qtextcodec.h b/src/corelib/codecs/qtextcodec.h
index f831700..6170272 100644
--- a/src/corelib/codecs/qtextcodec.h
+++ b/src/corelib/codecs/qtextcodec.h
@@ -161,7 +161,7 @@ public:
     QByteArray fromUnicode(const QString& str);
     QByteArray fromUnicode(const QChar *uc, int len);
 #ifdef QT3_SUPPORT
-    QByteArray fromUnicode(const QString& uc, int& lenInOut);
+    QT3_SUPPORT QByteArray fromUnicode(const QString& uc, int& lenInOut);
 #endif
     bool hasFailure() const;
 private:
diff --git a/src/corelib/io/qfsfileengine.cpp b/src/corelib/io/qfsfileengine.cpp
index 37b0ea1..e4c4e3f 100644
--- a/src/corelib/io/qfsfileengine.cpp
+++ b/src/corelib/io/qfsfileengine.cpp
@@ -144,7 +144,7 @@ QString QFSFileEnginePrivate::canonicalized(const QString &path)
         return path;
 #endif
     // Mac OS X 10.5.x doesn't support the realpath(X,0) extenstion we use here.
-#if (defined(Q_OS_UNIX) && !defined(Q_OS_MAC)) || defined(Q_OS_SYMBIAN)
+#if defined(Q_OS_LINIX) || defined(Q_OS_SYMBIAN)
     char *ret = realpath(path.toLocal8Bit().constData(), (char*)0);
     if (ret) {
         QString canonicalPath = QDir::cleanPath(QString::fromLocal8Bit(ret));
diff --git a/src/corelib/io/qprocess.cpp b/src/corelib/io/qprocess.cpp
index 37161bc..c78af3c 100644
--- a/src/corelib/io/qprocess.cpp
+++ b/src/corelib/io/qprocess.cpp
@@ -275,7 +275,7 @@ QProcessEnvironment &QProcessEnvironment::operator=(const QProcessEnvironment &o
 */
 bool QProcessEnvironment::operator==(const QProcessEnvironment &other) const
 {
-    return d->hash == other.d->hash;
+    return d == other.d || (d && other.d && d->hash == other.d->hash);
 }
 
 /*!
@@ -334,6 +334,7 @@ bool QProcessEnvironment::contains(const QString &name) const
 */
 void QProcessEnvironment::insert(const QString &name, const QString &value)
 {
+    // d detaches from null
     d->hash.insert(prepareName(name), prepareValue(value));
 }
 
diff --git a/src/corelib/kernel/qcore_unix.cpp b/src/corelib/kernel/qcore_unix.cpp
index 5885591..d0dc7be 100644
--- a/src/corelib/kernel/qcore_unix.cpp
+++ b/src/corelib/kernel/qcore_unix.cpp
@@ -129,7 +129,7 @@ static inline bool time_update(struct timeval *tv, const struct timeval &start,
     // clock source is monotonic, so we can recalculate how much timeout is left
     struct timeval now = qt_gettime();
     *tv = timeout + start - now;
-    return true;
+    return tv->tv_sec >= 0;
 }
 
 int qt_safe_select(int nfds, fd_set *fdread, fd_set *fdwrite, fd_set *fdexcept,
@@ -154,7 +154,8 @@ int qt_safe_select(int nfds, fd_set *fdread, fd_set *fdwrite, fd_set *fdexcept,
 
         // recalculate the timeout
         if (!time_update(&timeout, start, *orig_timeout)) {
-            // clock reset, fake timeout error
+            // timeout during update
+            // or clock reset, fake timeout error
             return 0;
         }
     }
diff --git a/src/corelib/kernel/qeventdispatcher_win.cpp b/src/corelib/kernel/qeventdispatcher_win.cpp
index c6eef5e..c305341 100644
--- a/src/corelib/kernel/qeventdispatcher_win.cpp
+++ b/src/corelib/kernel/qeventdispatcher_win.cpp
@@ -509,7 +509,11 @@ LRESULT CALLBACK qt_GetMessageHook(int code, WPARAM wp, LPARAM lp)
             }
         }
     }
+#ifdef Q_OS_WINCE
+    return 0;
+#else
     return CallNextHookEx(0, code, wp, lp);
+#endif
 }
 
 static HWND qt_create_internal_window(const QEventDispatcherWin32 *eventDispatcher)
@@ -636,11 +640,13 @@ void QEventDispatcherWin32::createInternalHwnd()
         return;
     d->internalHwnd = qt_create_internal_window(this);
 
+#ifndef Q_OS_WINCE
     // setup GetMessage hook needed to drive our posted events
     d->getMessageHook = SetWindowsHookEx(WH_GETMESSAGE, (HOOKPROC) qt_GetMessageHook, NULL, GetCurrentThreadId());
     if (!d->getMessageHook) {
         qFatal("Qt: INTERNALL ERROR: failed to install GetMessage hook");
     }
+#endif
 
     // register all socket notifiers
     QList<int> sockets = (d->sn_read.keys().toSet()
@@ -731,6 +737,11 @@ bool QEventDispatcherWin32::processEvents(QEventLoop::ProcessEventsFlags flags)
                 }
             }
             if (haveMessage) {
+#ifdef Q_OS_WINCE
+                // WinCE doesn't support hooks at all, so we have to call this by hand :(
+                (void) qt_GetMessageHook(0, PM_REMOVE, (LPARAM) &msg);
+#endif
+
                 if (d->internalHwnd == msg.hwnd && msg.message == WM_QT_SENDPOSTEDEVENTS) {
                     if (seenWM_QT_SENDPOSTEDEVENTS) {
                         needWM_QT_SENDPOSTEDEVENTS = true;
@@ -1065,9 +1076,11 @@ void QEventDispatcherWin32::closingDown()
     d->timerVec.clear();
     d->timerDict.clear();
 
+#ifndef Q_OS_WINCE
     if (d->getMessageHook)
         UnhookWindowsHookEx(d->getMessageHook);
     d->getMessageHook = 0;
+#endif
 }
 
 bool QEventDispatcherWin32::event(QEvent *e)
diff --git a/src/corelib/kernel/qmetaobject.cpp b/src/corelib/kernel/qmetaobject.cpp
index 6e6da19..72d6786 100644
--- a/src/corelib/kernel/qmetaobject.cpp
+++ b/src/corelib/kernel/qmetaobject.cpp
@@ -2648,6 +2648,7 @@ const char* QMetaClassInfo::value() const
  */
 int QMetaObjectPrivate::originalClone(const QMetaObject *mobj, int local_method_index)
 {
+    Q_ASSERT(local_method_index < get(mobj)->methodCount);
     int handle = get(mobj)->methodData + 5 * local_method_index;
     while (mobj->d.data[handle + 4] & MethodCloned) {
         Q_ASSERT(local_method_index > 0);
diff --git a/src/corelib/kernel/qobject.cpp b/src/corelib/kernel/qobject.cpp
index 85915c2..4370ee0 100644
--- a/src/corelib/kernel/qobject.cpp
+++ b/src/corelib/kernel/qobject.cpp
@@ -2850,6 +2850,27 @@ void QObject::disconnectNotify(const char *)
 {
 }
 
+/* \internal
+    convert a signal index from the method range to the signal range
+ */
+static int methodIndexToSignalIndex(const QMetaObject *metaObject, int signal_index)
+{
+    if (signal_index < 0)
+        return signal_index;
+    while (metaObject && metaObject->methodOffset() > signal_index)
+        metaObject = metaObject->superClass();
+
+    if (metaObject) {
+        int signalOffset, methodOffset;
+        computeOffsets(metaObject, &signalOffset, &methodOffset);
+        if (signal_index < metaObject->methodCount())
+            signal_index = QMetaObjectPrivate::originalClone(metaObject, signal_index - methodOffset) + signalOffset;
+        else
+            signal_index = signal_index - methodOffset + signalOffset;
+    }
+    return signal_index;
+}
+
 /*!\internal
    \a types is a 0-terminated vector of meta types for queued
    connections.
@@ -2860,16 +2881,7 @@ void QObject::disconnectNotify(const char *)
 bool QMetaObject::connect(const QObject *sender, int signal_index,
                           const QObject *receiver, int method_index, int type, int *types)
 {
-    if (signal_index > 0) {
-        const QMetaObject *mo = sender->metaObject();
-        while (mo && mo->methodOffset() > signal_index)
-            mo = mo->superClass();
-        if (mo) {
-            int signalOffset, methodOffset;
-            computeOffsets(mo, &signalOffset, &methodOffset);
-            signal_index = QMetaObjectPrivate::originalClone(mo, signal_index - methodOffset) + signalOffset;
-        }
-    }
+    signal_index = methodIndexToSignalIndex(sender->metaObject(), signal_index);
     return QMetaObjectPrivate::connect(sender, signal_index,
                                        receiver, method_index, type, types);
 }
@@ -2938,16 +2950,7 @@ bool QMetaObjectPrivate::connect(const QObject *sender, int signal_index,
 bool QMetaObject::disconnect(const QObject *sender, int signal_index,
                              const QObject *receiver, int method_index)
 {
-    if (signal_index > 0) {
-        const QMetaObject *mo = sender->metaObject();
-        while (mo && mo->methodOffset() > signal_index)
-            mo = mo->superClass();
-        if (mo) {
-            int signalOffset, methodOffset;
-            computeOffsets(mo, &signalOffset, &methodOffset);
-            signal_index = QMetaObjectPrivate::originalClone(mo, signal_index - methodOffset) + signalOffset;
-        }
-    }
+    signal_index = methodIndexToSignalIndex(sender->metaObject(), signal_index);
     return QMetaObjectPrivate::disconnect(sender, signal_index,
                                           receiver, method_index);
 }
diff --git a/src/corelib/tools/qcache.h b/src/corelib/tools/qcache.h
index 086a52f..66f9f73 100644
--- a/src/corelib/tools/qcache.h
+++ b/src/corelib/tools/qcache.h
@@ -70,9 +70,9 @@ class QCache
         if (l == &n) l = n.p;
         if (f == &n) f = n.n;
         total -= n.c;
-        T *object = n.t;
+        T *obj = n.t;
         hash.remove(*n.keyPtr);
-        delete object;
+        delete obj;
     }
     inline T *relink(const Key &key) {
         typename QHash<Key, Node>::iterator i = hash.find(key);
diff --git a/src/dbus/qdbusargument_p.h b/src/dbus/qdbusargument_p.h
index 47c5e62..17302b4 100644
--- a/src/dbus/qdbusargument_p.h
+++ b/src/dbus/qdbusargument_p.h
@@ -54,7 +54,7 @@
 //
 
 #include <qdbusargument.h>
-#include <qdbus_symbols_p.h>
+#include "qdbus_symbols_p.h"
 
 QT_BEGIN_NAMESPACE
 
diff --git a/src/dbus/qdbusconnection_p.h b/src/dbus/qdbusconnection_p.h
index b65e101..d6f7598 100644
--- a/src/dbus/qdbusconnection_p.h
+++ b/src/dbus/qdbusconnection_p.h
@@ -67,7 +67,7 @@
 #include <QtCore/qvarlengtharray.h>
 #include <QtCore/qvector.h>
 
-#include <qdbus_symbols_p.h>
+#include "qdbus_symbols_p.h"
 
 #include <qdbusmessage.h>
 
diff --git a/src/dbus/qdbusconnectioninterface.cpp b/src/dbus/qdbusconnectioninterface.cpp
index 0f9a67f..ec61859 100644
--- a/src/dbus/qdbusconnectioninterface.cpp
+++ b/src/dbus/qdbusconnectioninterface.cpp
@@ -49,7 +49,7 @@
 #include <QtCore/QVariant>
 #include <QtCore/QDebug>
 
-#include <qdbus_symbols_p.h>          // for the DBUS_* constants
+#include "qdbus_symbols_p.h"          // for the DBUS_* constants
 
 QT_BEGIN_NAMESPACE
 
diff --git a/src/dbus/qdbuserror.cpp b/src/dbus/qdbuserror.cpp
index 5c2fa2b..a48b878 100644
--- a/src/dbus/qdbuserror.cpp
+++ b/src/dbus/qdbuserror.cpp
@@ -44,7 +44,7 @@
 #include <qdebug.h>
 #include <qvarlengtharray.h>
 
-#include <qdbus_symbols_p.h>
+#include "qdbus_symbols_p.h"
 #include "qdbusmessage.h"
 #include "qdbusmessage_p.h"
 
diff --git a/src/dbus/qdbusintegrator_p.h b/src/dbus/qdbusintegrator_p.h
index 5b18aca..85c6cb2 100644
--- a/src/dbus/qdbusintegrator_p.h
+++ b/src/dbus/qdbusintegrator_p.h
@@ -54,7 +54,7 @@
 #ifndef QDBUSINTEGRATOR_P_H
 #define QDBUSINTEGRATOR_P_H
 
-#include <qdbus_symbols_p.h>
+#include "qdbus_symbols_p.h"
 
 #include "qcoreevent.h"
 #include "qeventloop.h"
diff --git a/src/dbus/qdbusinterface.cpp b/src/dbus/qdbusinterface.cpp
index d0a693f..c05e6a9 100644
--- a/src/dbus/qdbusinterface.cpp
+++ b/src/dbus/qdbusinterface.cpp
@@ -41,7 +41,7 @@
 
 #include "qdbusinterface.h"
 
-#include <qdbus_symbols_p.h>
+#include "qdbus_symbols_p.h"
 #include <QtCore/qpointer.h>
 #include <QtCore/qstringlist.h>
 
diff --git a/src/dbus/qdbusinterface_p.h b/src/dbus/qdbusinterface_p.h
index 3d11af1..a601608 100644
--- a/src/dbus/qdbusinterface_p.h
+++ b/src/dbus/qdbusinterface_p.h
@@ -54,8 +54,8 @@
 #ifndef QDBUSINTERFACEPRIVATE_H
 #define QDBUSINTERFACEPRIVATE_H
 
-#include <qdbusabstractinterface_p.h>
-#include <qdbusmetaobject_p.h>
+#include "qdbusabstractinterface_p.h"
+#include "qdbusmetaobject_p.h"
 #include <qdbusinterface.h>
 
 QT_BEGIN_NAMESPACE
diff --git a/src/dbus/qdbusinternalfilters.cpp b/src/dbus/qdbusinternalfilters.cpp
index acd04d3..37110c5 100644
--- a/src/dbus/qdbusinternalfilters.cpp
+++ b/src/dbus/qdbusinternalfilters.cpp
@@ -41,7 +41,7 @@
 
 #include "qdbusconnection_p.h"
 
-#include <qdbus_symbols_p.h>
+#include "qdbus_symbols_p.h"
 #include <QtCore/qcoreapplication.h>
 #include <QtCore/qmetaobject.h>
 #include <QtCore/qstringlist.h>
diff --git a/src/dbus/qdbusmessage.cpp b/src/dbus/qdbusmessage.cpp
index 4f1950b..a37ba1f 100644
--- a/src/dbus/qdbusmessage.cpp
+++ b/src/dbus/qdbusmessage.cpp
@@ -44,7 +44,7 @@
 #include <qdebug.h>
 #include <qstringlist.h>
 
-#include <qdbus_symbols_p.h>
+#include "qdbus_symbols_p.h"
 
 #include "qdbusargument_p.h"
 #include "qdbuserror.h"
diff --git a/src/dbus/qdbusmetatype.cpp b/src/dbus/qdbusmetatype.cpp
index 237aea3..afa3bbf 100644
--- a/src/dbus/qdbusmetatype.cpp
+++ b/src/dbus/qdbusmetatype.cpp
@@ -42,7 +42,7 @@
 #include "qdbusmetatype.h"
 
 #include <string.h>
-#include <qdbus_symbols_p.h>
+#include "qdbus_symbols_p.h"
 
 #include <qbytearray.h>
 #include <qglobal.h>
diff --git a/src/dbus/qdbusutil.cpp b/src/dbus/qdbusutil.cpp
index bf5a739..01b1dbd 100644
--- a/src/dbus/qdbusutil.cpp
+++ b/src/dbus/qdbusutil.cpp
@@ -41,7 +41,7 @@
 
 #include "qdbusutil_p.h"
 
-#include <qdbus_symbols_p.h>
+#include "qdbus_symbols_p.h"
 
 #include <QtCore/qstringlist.h>
 
diff --git a/src/dbus/qdbusxmlparser_p.h b/src/dbus/qdbusxmlparser_p.h
index 3dbae1b..1a0523b 100644
--- a/src/dbus/qdbusxmlparser_p.h
+++ b/src/dbus/qdbusxmlparser_p.h
@@ -56,7 +56,7 @@
 #include <QtCore/qmap.h>
 #include <QtXml/qdom.h>
 #include <qdbusmacros.h>
-#include <qdbusintrospection_p.h>
+#include "qdbusintrospection_p.h"
 
 QT_BEGIN_NAMESPACE
 
diff --git a/src/gui/dialogs/dialogs.pri b/src/gui/dialogs/dialogs.pri
index b9fad41..63f64a2 100644
--- a/src/gui/dialogs/dialogs.pri
+++ b/src/gui/dialogs/dialogs.pri
@@ -28,13 +28,27 @@ HEADERS += \
         dialogs/qprintpreviewdialog.h
 
 !embedded:mac {
-    OBJECTIVE_SOURCES += dialogs/qcolordialog_mac.mm \
-                         dialogs/qfiledialog_mac.mm \
+    OBJECTIVE_SOURCES += dialogs/qfiledialog_mac.mm \
                          dialogs/qfontdialog_mac.mm \
                          dialogs/qnspanelproxy_mac.mm \
                          dialogs/qpagesetupdialog_mac.mm \
                          dialogs/qprintdialog_mac.mm
+
+# Compile qcolordialog_mac.mm with exception support, disregarding the -no-exceptions 
+# configure option. (qcolordialog_mac needs to catch exceptions thrown by cocoa)
+    EXCEPTION_SOURCES = dialogs/qcolordialog_mac.mm
+    exceptions_compiler.commands = $$QMAKE_CXX -c
+    exceptions_compiler.commands += $(CXXFLAGS) $(INCPATH) ${QMAKE_FILE_IN} -o ${QMAKE_FILE_OUT}
+    exceptions_compiler.commands += -fexceptions
+    exceptions_compiler.dependency_type = TYPE_C
+    exceptions_compiler.output = ${QMAKE_VAR_OBJECTS_DIR}${QMAKE_FILE_BASE}$${first(QMAKE_EXT_OBJ)}
+    exceptions_compiler.input = EXCEPTION_SOURCES
+    exceptions_compiler.variable_out = OBJECTS
+    exceptions_compiler.name = compiling[exceptopns] ${QMAKE_FILE_IN}
+    silent:exceptions_compiler.commands = @echo compiling[exceptopns] ${QMAKE_FILE_IN} && $$exceptions_compiler.commands
+    QMAKE_EXTRA_COMPILERS += exceptions_compiler
 }
+
 win32 {
     HEADERS += dialogs/qwizard_win_p.h
     SOURCES += dialogs/qdialogsbinarycompat_win.cpp \
diff --git a/src/gui/effects/qgraphicseffect.cpp b/src/gui/effects/qgraphicseffect.cpp
index d6cabaa..a523bab 100644
--- a/src/gui/effects/qgraphicseffect.cpp
+++ b/src/gui/effects/qgraphicseffect.cpp
@@ -313,7 +313,10 @@ QPixmap QGraphicsEffectSource::pixmap(Qt::CoordinateSystem system, QPoint *offse
     // Shortcut, no cache for childless pixmap items...
     const QGraphicsItem *item = graphicsItem();
     if (system == Qt::LogicalCoordinates && mode == QGraphicsEffect::NoPad && item && isPixmap()) {
-        return ((QGraphicsPixmapItem *) item)->pixmap();
+        const QGraphicsPixmapItem *pixmapItem = static_cast<const QGraphicsPixmapItem *>(item);
+        if (offset)
+            *offset = pixmapItem->offset().toPoint();
+        return pixmapItem->pixmap();
     }
 
     if (system == Qt::DeviceCoordinates && item
@@ -371,10 +374,14 @@ QGraphicsEffectSourcePrivate::~QGraphicsEffectSourcePrivate()
     invalidateCache();
 }
 
-void QGraphicsEffectSourcePrivate::invalidateCache(bool effectRectChanged) const
+void QGraphicsEffectSourcePrivate::invalidateCache(InvalidateReason reason) const
 {
-    if (effectRectChanged && m_cachedMode != QGraphicsEffect::PadToEffectiveBoundingRect)
+    if (m_cachedMode != QGraphicsEffect::PadToEffectiveBoundingRect
+        && (reason == EffectRectChanged
+            || reason == TransformChanged
+               && m_cachedSystem == Qt::LogicalCoordinates))
         return;
+
     QPixmapCache::remove(m_cacheKey);
 }
 
@@ -520,7 +527,7 @@ void QGraphicsEffect::updateBoundingRect()
     Q_D(QGraphicsEffect);
     if (d->source) {
         d->source->d_func()->effectBoundingRectChanged();
-        d->source->d_func()->invalidateCache(true);
+        d->source->d_func()->invalidateCache(QGraphicsEffectSourcePrivate::EffectRectChanged);
     }
 }
 
@@ -837,22 +844,19 @@ QRectF QGraphicsBlurEffect::boundingRectFor(const QRectF &rect) const
 void QGraphicsBlurEffect::draw(QPainter *painter)
 {
     Q_D(QGraphicsBlurEffect);
-    if (d->filter->radius() <= 0) {
+    if (d->filter->radius() < 1) {
         drawSource(painter);
         return;
     }
 
     PixmapPadMode mode = PadToEffectiveBoundingRect;
     if (painter->paintEngine()->type() == QPaintEngine::OpenGL2)
-        mode = PadToTransparentBorder;
+        mode = NoPad;
 
     // Draw pixmap in device coordinates to avoid pixmap scaling.
     QPoint offset;
-    const QPixmap pixmap = sourcePixmap(Qt::DeviceCoordinates, &offset, mode);
-    QTransform restoreTransform = painter->worldTransform();
-    painter->setWorldTransform(QTransform());
+    QPixmap pixmap = sourcePixmap(Qt::LogicalCoordinates, &offset, mode);
     d->filter->draw(painter, offset, pixmap);
-    painter->setWorldTransform(restoreTransform);
 }
 
 /*!
@@ -1033,7 +1037,7 @@ void QGraphicsDropShadowEffect::draw(QPainter *painter)
 
     PixmapPadMode mode = PadToEffectiveBoundingRect;
     if (painter->paintEngine()->type() == QPaintEngine::OpenGL2)
-        mode = PadToTransparentBorder;
+        mode = NoPad;
 
     // Draw pixmap in device coordinates to avoid pixmap scaling.
     QPoint offset;
diff --git a/src/gui/effects/qgraphicseffect_p.h b/src/gui/effects/qgraphicseffect_p.h
index 0011eef..cab7a48 100644
--- a/src/gui/effects/qgraphicseffect_p.h
+++ b/src/gui/effects/qgraphicseffect_p.h
@@ -108,6 +108,13 @@ public:
         , m_cachedMode(QGraphicsEffect::PadToTransparentBorder)
     {}
 
+    enum InvalidateReason
+    {
+        TransformChanged,
+        EffectRectChanged,
+        SourceChanged
+    };
+
     virtual ~QGraphicsEffectSourcePrivate();
     virtual void detach() = 0;
     virtual QRectF boundingRect(Qt::CoordinateSystem system) const = 0;
@@ -121,7 +128,9 @@ public:
     virtual QPixmap pixmap(Qt::CoordinateSystem system, QPoint *offset = 0,
                            QGraphicsEffect::PixmapPadMode mode = QGraphicsEffect::PadToTransparentBorder) const = 0;
     virtual void effectBoundingRectChanged() = 0;
-    void invalidateCache(bool effectRectChanged = false) const;
+
+    void invalidateCache(InvalidateReason reason = SourceChanged) const;
+    Qt::CoordinateSystem currentCachedSystem() const { return m_cachedSystem; }
 
     friend class QGraphicsScenePrivate;
     friend class QGraphicsItem;
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index d955f16..fbfd8e6 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -7177,9 +7177,16 @@ void QGraphicsItem::prepareGeometryChange()
 
     QGraphicsItem *parent = this;
     while ((parent = parent->d_ptr->parent)) {
-        parent->d_ptr->dirtyChildrenBoundingRect = 1;
+        QGraphicsItemPrivate *parentp = parent->d_ptr.data();
+        parentp->dirtyChildrenBoundingRect = 1;
         // ### Only do this if the parent's effect applies to the entire subtree.
-        parent->d_ptr->notifyBoundingRectChanged = 1;
+        parentp->notifyBoundingRectChanged = 1;
+#ifndef QT_NO_GRAPHICSEFFECT
+        if (parentp->scene && parentp->graphicsEffect) {
+            parentp->notifyInvalidated = 1;
+            static_cast<QGraphicsItemEffectSourcePrivate *>(parentp->graphicsEffect->d_func()->source->d_func())->invalidateCache();
+        }
+#endif
     }
 }
 
@@ -10717,7 +10724,6 @@ QPixmap QGraphicsItemEffectSourcePrivate::pixmap(Qt::CoordinateSystem system, QP
         qWarning("QGraphicsEffectSource::pixmap: Not yet implemented, lacking device context");
         return QPixmap();
     }
-
     if (!item->d_ptr->scene)
         return QPixmap();
     QGraphicsScenePrivate *scened = item->d_ptr->scene->d_func();
@@ -10725,9 +10731,11 @@ QPixmap QGraphicsItemEffectSourcePrivate::pixmap(Qt::CoordinateSystem system, QP
     const QRectF sourceRect = boundingRect(system);
     QRectF effectRectF;
 
+    bool unpadded = false;
     if (mode == QGraphicsEffect::PadToEffectiveBoundingRect) {
         if (info) {
             effectRectF = item->graphicsEffect()->boundingRectFor(boundingRect(Qt::DeviceCoordinates));
+            unpadded = (effectRectF.size() == sourceRect.size());
             if (info && system == Qt::LogicalCoordinates)
                 effectRectF = info->painter->worldTransform().inverted().mapRect(effectRectF);
         } else {
@@ -10739,6 +10747,7 @@ QPixmap QGraphicsItemEffectSourcePrivate::pixmap(Qt::CoordinateSystem system, QP
         effectRectF = sourceRect.adjusted(-1.5, -1.5, 1.5, 1.5);
     } else {
         effectRectF = sourceRect;
+        unpadded = true;
     }
 
     QRect effectRect = effectRectF.toAlignedRect();
@@ -10746,6 +10755,14 @@ QPixmap QGraphicsItemEffectSourcePrivate::pixmap(Qt::CoordinateSystem system, QP
     if (offset)
         *offset = effectRect.topLeft();
 
+    bool untransformed = !deviceCoordinates
+            || info->painter->worldTransform().type() <= QTransform::TxTranslate;
+    if (untransformed && unpadded && isPixmap()) {
+        if (offset)
+            *offset = boundingRect(system).topLeft().toPoint();
+        return static_cast<QGraphicsPixmapItem *>(item)->pixmap();
+    }
+
     if (deviceCoordinates) {
         // Clip to viewport rect.
         int left, top, right, bottom;
@@ -10773,12 +10790,6 @@ QPixmap QGraphicsItemEffectSourcePrivate::pixmap(Qt::CoordinateSystem system, QP
     if (effectRect.isEmpty())
         return QPixmap();
 
-    if (system == Qt::LogicalCoordinates
-        && effectRect.size() == sourceRect.size()
-        && isPixmap()) {
-        return static_cast<QGraphicsPixmapItem *>(item)->pixmap();
-    }
-
     QPixmap pixmap(effectRect.size());
     pixmap.fill(Qt::transparent);
     QPainter pixmapPainter(&pixmap);
diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp
index 2af90b8..182a3f5 100644
--- a/src/gui/graphicsview/qgraphicsscene.cpp
+++ b/src/gui/graphicsview/qgraphicsscene.cpp
@@ -614,6 +614,19 @@ void QGraphicsScenePrivate::removeItemHelper(QGraphicsItem *item)
     if (item == lastActivePanel)
         lastActivePanel = 0;
 
+    // Cancel active touches
+    {
+        QMap<int, QGraphicsItem *>::iterator it = itemForTouchPointId.begin();
+        while (it != itemForTouchPointId.end()) {
+            if (it.value() == item) {
+                sceneCurrentTouchPoints.remove(it.key());
+                it = itemForTouchPointId.erase(it);
+            } else {
+                ++it;
+            }
+        }
+    }
+
     // Disable selectionChanged() for individual items
     ++selectionChanging;
     int oldSelectedItemsSize = selectedItems.size();
@@ -4658,10 +4671,13 @@ void QGraphicsScenePrivate::drawSubtreeRecursive(QGraphicsItem *item, QPainter *
             painter->setWorldTransform(*transformPtr);
         painter->setOpacity(opacity);
 
-        if (sourced->lastEffectTransform != painter->worldTransform()) {
+        if (sourced->currentCachedSystem() != Qt::LogicalCoordinates
+            && sourced->lastEffectTransform != painter->worldTransform())
+        {
             sourced->lastEffectTransform = painter->worldTransform();
-            sourced->invalidateCache();
+            sourced->invalidateCache(QGraphicsEffectSourcePrivate::TransformChanged);
         }
+
         item->d_ptr->graphicsEffect->draw(painter);
         painter->setWorldTransform(restoreTransform);
         sourced->info = 0;
@@ -5680,17 +5696,22 @@ bool QGraphicsScenePrivate::sendTouchBeginEvent(QGraphicsItem *origin, QTouchEve
         touchEvent->setAccepted(acceptTouchEvents);
         res = acceptTouchEvents && sendEvent(item, touchEvent);
         eventAccepted = touchEvent->isAccepted();
-        item->d_ptr->acceptedTouchBeginEvent = (res && eventAccepted);
+        if (itemForTouchPointId.value(touchEvent->touchPoints().first().id()) == 0) {
+            // item was deleted
+            item = 0;
+        } else {
+            item->d_ptr->acceptedTouchBeginEvent = (res && eventAccepted);
+        }
         touchEvent->spont = false;
         if (res && eventAccepted) {
             // the first item to accept the TouchBegin gets an implicit grab.
             for (int i = 0; i < touchEvent->touchPoints().count(); ++i) {
                 const QTouchEvent::TouchPoint &touchPoint = touchEvent->touchPoints().at(i);
-                itemForTouchPointId[touchPoint.id()] = item;
+                itemForTouchPointId[touchPoint.id()] = item; // can be zero
             }
             break;
         }
-        if (item->isPanel())
+        if (item && item->isPanel())
             break;
     }
 
diff --git a/src/gui/image/qpixmapfilter.cpp b/src/gui/image/qpixmapfilter.cpp
index 3723500..9c7c28e 100644
--- a/src/gui/image/qpixmapfilter.cpp
+++ b/src/gui/image/qpixmapfilter.cpp
@@ -52,6 +52,10 @@
 #include "private/qgraphicssystem_p.h"
 #include "private/qpaintengineex_p.h"
 #include "private/qpaintengine_raster_p.h"
+#include "qmath.h"
+#include "private/qmath_p.h"
+#include "private/qmemrotate_p.h"
+#include "private/qdrawhelper_p.h"
 
 #ifndef QT_NO_GRAPHICSEFFECT
 QT_BEGIN_NAMESPACE
@@ -585,106 +589,343 @@ QGraphicsBlurEffect::BlurHints QPixmapBlurFilter::blurHints() const
     return d->hints;
 }
 
+const qreal radiusScale = qreal(2.5);
+
 /*!
     \internal
 */
 QRectF QPixmapBlurFilter::boundingRectFor(const QRectF &rect) const
 {
     Q_D(const QPixmapBlurFilter);
-    const qreal delta = d->radius + 1;
+    const qreal delta = radiusScale * d->radius + 1;
     return rect.adjusted(-delta, -delta, delta, delta);
 }
 
 // Blur the image according to the blur radius
 // Based on exponential blur algorithm by Jani Huhtanen
-// (maximum radius is set to 16)
-static QImage blurred(const QImage& image, const QRect& rect, int radius, bool alphaOnly = false)
+
+template <int aprec, int zprec, bool alphaOnly>
+static inline void blurrow( QImage & im, int line, int alpha);
+
+/*
+*  expblur(QImage &img, int radius)
+*
+*  In-place blur of image 'img' with kernel
+*  of approximate radius 'radius'.
+*
+*  Blurs with two sided exponential impulse
+*  response.
+*
+*  aprec = precision of alpha parameter
+*  in fixed-point format 0.aprec
+*
+*  zprec = precision of state parameters
+*  zR,zG,zB and zA in fp format 8.zprec
+*/
+template <int aprec, int zprec, bool alphaOnly>
+void expblur(QImage &img, qreal radius, bool improvedQuality = false, int transposed = 0)
+{
+    // halve the radius if we're using two passes
+    if (improvedQuality)
+        radius *= qreal(0.5);
+
+    Q_ASSERT(img.format() == QImage::Format_ARGB32_Premultiplied
+             || img.format() == QImage::Format_RGB32);
+
+    // choose the alpha such that pixels at radius distance from a fully
+    // saturated pixel will have an alpha component of no greater than
+    // the cutOffIntensity
+    const qreal cutOffIntensity = 2;
+    int alpha = radius <= qreal(1e-5)
+        ? ((1 << aprec)-1)
+        : qRound((1<<aprec)*(1 - qPow(cutOffIntensity * (1 / qreal(255)), 1 / radius)));
+
+    int img_height = img.height();
+    for (int row = 0; row < img_height; ++row) {
+        for (int i = 0; i <= improvedQuality; ++i)
+            blurrow<aprec, zprec, alphaOnly>(img, row, alpha);
+    }
+
+    QImage temp(img.height(), img.width(), img.format());
+    if (transposed >= 0) {
+        if (img.depth() == 8) {
+            qt_memrotate270(reinterpret_cast<const quint8*>(img.bits()),
+                            img.width(), img.height(), img.bytesPerLine(),
+                            reinterpret_cast<quint8*>(temp.bits()),
+                            temp.bytesPerLine());
+        } else {
+            qt_memrotate270(reinterpret_cast<const quint32*>(img.bits()),
+                            img.width(), img.height(), img.bytesPerLine(),
+                            reinterpret_cast<quint32*>(temp.bits()),
+                            temp.bytesPerLine());
+        }
+    } else {
+        if (img.depth() == 8) {
+            qt_memrotate90(reinterpret_cast<const quint8*>(img.bits()),
+                           img.width(), img.height(), img.bytesPerLine(),
+                           reinterpret_cast<quint8*>(temp.bits()),
+                           temp.bytesPerLine());
+        } else {
+            qt_memrotate90(reinterpret_cast<const quint32*>(img.bits()),
+                           img.width(), img.height(), img.bytesPerLine(),
+                           reinterpret_cast<quint32*>(temp.bits()),
+                           temp.bytesPerLine());
+        }
+    }
+
+    img_height = temp.height();
+    for (int row = 0; row < img_height; ++row) {
+        for (int i = 0; i <= improvedQuality; ++i)
+            blurrow<aprec, zprec, alphaOnly>(temp, row, alpha);
+    }
+
+    if (transposed == 0) {
+        qt_memrotate90(reinterpret_cast<const quint32*>(temp.bits()),
+                       temp.width(), temp.height(), temp.bytesPerLine(),
+                       reinterpret_cast<quint32*>(img.bits()),
+                       img.bytesPerLine());
+    } else {
+        img = temp;
+    }
+}
+
+template <int shift>
+static inline int static_shift(int value)
+{
+    if (shift == 0)
+        return value;
+    else if (shift > 0)
+        return value << (uint(shift) & 0x1f);
+    else
+        return value >> (uint(-shift) & 0x1f);
+}
+
+template<int aprec, int zprec>
+static inline void blurinner(uchar *bptr, int &zR, int &zG, int &zB, int &zA, int alpha)
 {
-    int tab[] = { 14, 10, 8, 6, 5, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2 };
-    int alpha = (radius < 1)  ? 16 : (radius > 17) ? 1 : tab[radius-1];
+    QRgb *pixel = (QRgb *)bptr;
+
+#define Z_MASK (0xff << zprec)
+    const int A_zprec = static_shift<zprec - 24>(*pixel) & Z_MASK;
+    const int R_zprec = static_shift<zprec - 16>(*pixel) & Z_MASK;
+    const int G_zprec = static_shift<zprec - 8>(*pixel)  & Z_MASK;
+    const int B_zprec = static_shift<zprec>(*pixel)      & Z_MASK;
+#undef Z_MASK
+
+    const int zR_zprec = zR >> aprec;
+    const int zG_zprec = zG >> aprec;
+    const int zB_zprec = zB >> aprec;
+    const int zA_zprec = zA >> aprec;
+
+    zR += alpha * (R_zprec - zR_zprec);
+    zG += alpha * (G_zprec - zG_zprec);
+    zB += alpha * (B_zprec - zB_zprec);
+    zA += alpha * (A_zprec - zA_zprec);
+
+#define ZA_MASK (0xff << (zprec + aprec))
+    *pixel =
+        static_shift<24 - zprec - aprec>(zA & ZA_MASK)
+        | static_shift<16 - zprec - aprec>(zR & ZA_MASK)
+        | static_shift<8 - zprec - aprec>(zG & ZA_MASK)
+        | static_shift<-zprec - aprec>(zB & ZA_MASK);
+#undef ZA_MASK
+}
 
-    QImage result = image.convertToFormat(QImage::Format_ARGB32_Premultiplied);
-    int r1 = rect.top();
-    int r2 = rect.bottom();
-    int c1 = rect.left();
-    int c2 = rect.right();
+const int alphaIndex = (QSysInfo::ByteOrder == QSysInfo::BigEndian ? 0 : 3);
 
-    int bpl = result.bytesPerLine();
-    int rgba[4];
-    unsigned char* p;
+template<int aprec, int zprec>
+static inline void blurinner_alphaOnly(uchar *bptr, int &z, int alpha)
+{
+    const int A_zprec = int(*(bptr)) << zprec;
+    const int z_zprec = z >> aprec;
+    z += alpha * (A_zprec - z_zprec);
+    *(bptr) = z >> (zprec + aprec);
+}
 
-    int i1 = 0;
-    int i2 = 3;
+template<int aprec, int zprec, bool alphaOnly>
+static inline void blurrow(QImage & im, int line, int alpha)
+{
+    uchar *bptr = im.scanLine(line);
 
-    if (alphaOnly)
-        i1 = i2 = (QSysInfo::ByteOrder == QSysInfo::BigEndian ? 0 : 3);
+    int zR = 0, zG = 0, zB = 0, zA = 0;
+
+    if (alphaOnly && im.format() != QImage::Format_Indexed8)
+        bptr += alphaIndex;
 
-    for (int col = c1; col <= c2; col++) {
-        p = result.scanLine(r1) + col * 4;
-        for (int i = i1; i <= i2; i++)
-            rgba[i] = p[i] << 4;
+    const int stride = im.depth() >> 3;
+    const int im_width = im.width();
+    for (int index = 0; index < im_width; ++index) {
+        if (alphaOnly)
+            blurinner_alphaOnly<aprec, zprec>(bptr, zA, alpha);
+        else
+            blurinner<aprec, zprec>(bptr, zR, zG, zB, zA, alpha);
+        bptr += stride;
+    }
+
+    bptr -= stride;
+
+    for (int index = im_width - 2; index >= 0; --index) {
+        bptr -= stride;
+        if (alphaOnly)
+            blurinner_alphaOnly<aprec, zprec>(bptr, zA, alpha);
+        else
+            blurinner<aprec, zprec>(bptr, zR, zG, zB, zA, alpha);
+    }
+}
+
+#define AVG(a,b)  ( ((((a)^(b)) & 0xfefefefeUL) >> 1) + ((a)&(b)) )
+#define AVG16(a,b)  ( ((((a)^(b)) & 0xf7deUL) >> 1) + ((a)&(b)) )
+
+Q_GUI_EXPORT QImage qt_halfScaled(const QImage &source)
+{
+    QImage srcImage = source;
+
+    if (source.format() == QImage::Format_Indexed8) {
+        // assumes grayscale
+        QImage dest(source.width() / 2, source.height() / 2, srcImage.format());
+
+        const uchar *src = reinterpret_cast<const uchar*>(const_cast<const QImage &>(srcImage).bits());
+        int sx = srcImage.bytesPerLine();
+        int sx2 = sx << 1;
+
+        uchar *dst = reinterpret_cast<uchar*>(dest.bits());
+        int dx = dest.bytesPerLine();
+        int ww = dest.width();
+        int hh = dest.height();
+
+        for (int y = hh; y; --y, dst += dx, src += sx2) {
+            const uchar *p1 = src;
+            const uchar *p2 = src + sx;
+            uchar *q = dst;
+            for (int x = ww; x; --x, ++q, p1 += 2, p2 += 2)
+                *q = ((int(p1[0]) + int(p1[1]) + int(p2[0]) + int(p2[1])) + 2) >> 2;
+        }
 
-        p += bpl;
-        for (int j = r1; j < r2; j++, p += bpl)
-            for (int i = i1; i <= i2; i++)
-                p[i] = (rgba[i] += ((p[i] << 4) - rgba[i]) * alpha / 16) >> 4;
+        return dest;
+    } else if (source.format() == QImage::Format_ARGB8565_Premultiplied) {
+        QImage dest(source.width() / 2, source.height() / 2, srcImage.format());
+
+        const uchar *src = reinterpret_cast<const uchar*>(const_cast<const QImage &>(srcImage).bits());
+        int sx = srcImage.bytesPerLine();
+        int sx2 = sx << 1;
+
+        uchar *dst = reinterpret_cast<uchar*>(dest.bits());
+        int dx = dest.bytesPerLine();
+        int ww = dest.width();
+        int hh = dest.height();
+
+        for (int y = hh; y; --y, dst += dx, src += sx2) {
+            const uchar *p1 = src;
+            const uchar *p2 = src + sx;
+            uchar *q = dst;
+            for (int x = ww; x; --x, q += 3, p1 += 6, p2 += 6) {
+                // alpha
+                q[0] = AVG(AVG(p1[0], p1[3]), AVG(p2[0], p2[3]));
+                // rgb
+                const quint16 p16_1 = (p1[2] << 8) | p1[1];
+                const quint16 p16_2 = (p1[5] << 8) | p1[4];
+                const quint16 p16_3 = (p2[2] << 8) | p2[1];
+                const quint16 p16_4 = (p2[5] << 8) | p2[4];
+                const quint16 result = AVG16(AVG16(p16_1, p16_2), AVG16(p16_3, p16_4));
+                q[1] = result & 0xff;
+                q[2] = result >> 8;
+            }
+        }
+
+        return dest;
+    } else if (source.format() != QImage::Format_ARGB32_Premultiplied
+               && source.format() != QImage::Format_RGB32)
+    {
+        srcImage = source.convertToFormat(QImage::Format_ARGB32_Premultiplied);
     }
 
-    for (int row = r1; row <= r2; row++) {
-        p = result.scanLine(row) + c1 * 4;
-        for (int i = i1; i <= i2; i++)
-            rgba[i] = p[i] << 4;
+    QImage dest(source.width() / 2, source.height() / 2, srcImage.format());
+
+    const quint32 *src = reinterpret_cast<const quint32*>(const_cast<const QImage &>(srcImage).bits());
+    int sx = srcImage.bytesPerLine() >> 2;
+    int sx2 = sx << 1;
 
-        p += 4;
-        for (int j = c1; j < c2; j++, p += 4)
-            for (int i = i1; i <= i2; i++)
-                p[i] = (rgba[i] += ((p[i] << 4) - rgba[i]) * alpha / 16) >> 4;
+    quint32 *dst = reinterpret_cast<quint32*>(dest.bits());
+    int dx = dest.bytesPerLine() >> 2;
+    int ww = dest.width();
+    int hh = dest.height();
+
+    for (int y = hh; y; --y, dst += dx, src += sx2) {
+        const quint32 *p1 = src;
+        const quint32 *p2 = src + sx;
+        quint32 *q = dst;
+        for (int x = ww; x; --x, q++, p1 += 2, p2 += 2)
+            *q = AVG(AVG(p1[0], p1[1]), AVG(p2[0], p2[1]));
     }
 
-    for (int col = c1; col <= c2; col++) {
-        p = result.scanLine(r2) + col * 4;
-        for (int i = i1; i <= i2; i++)
-            rgba[i] = p[i] << 4;
+    return dest;
+}
 
-        p -= bpl;
-        for (int j = r1; j < r2; j++, p -= bpl)
-            for (int i = i1; i <= i2; i++)
-                p[i] = (rgba[i] += ((p[i] << 4) - rgba[i]) * alpha / 16) >> 4;
+Q_GUI_EXPORT void qt_blurImage(QPainter *p, QImage &blurImage, qreal radius, bool quality, bool alphaOnly, int transposed = 0)
+{
+    if (blurImage.format() != QImage::Format_ARGB32_Premultiplied
+        && blurImage.format() != QImage::Format_RGB32)
+    {
+        blurImage = blurImage.convertToFormat(QImage::Format_ARGB32_Premultiplied);
     }
 
-    for (int row = r1; row <= r2; row++) {
-        p = result.scanLine(row) + c2 * 4;
-        for (int i = i1; i <= i2; i++)
-            rgba[i] = p[i] << 4;
+    qreal scale = 1;
+    if (radius >= 4) {
+        blurImage = qt_halfScaled(blurImage);
+        scale = 2;
+        radius *= qreal(0.5);
+    }
 
-        p -= 4;
-        for (int j = c1; j < c2; j++, p -= 4)
-            for (int i = i1; i <= i2; i++)
-                p[i] = (rgba[i] += ((p[i] << 4) - rgba[i]) * alpha / 16) >> 4;
+    if (alphaOnly)
+        expblur<12, 10, true>(blurImage, radius, quality, transposed);
+    else
+        expblur<12, 10, false>(blurImage, radius, quality, transposed);
+
+    if (p) {
+        p->scale(scale, scale);
+        p->setRenderHint(QPainter::SmoothPixmapTransform);
+        p->drawImage(QRect(0, 0, blurImage.width(), blurImage.height()), blurImage);
     }
+}
 
-    return result;
+Q_GUI_EXPORT void qt_blurImage(QImage &blurImage, qreal radius, bool quality, int transposed = 0)
+{
+    if (blurImage.format() == QImage::Format_Indexed8)
+        expblur<12, 10, true>(blurImage, radius, quality, transposed);
+    else
+        expblur<12, 10, false>(blurImage, radius, quality, transposed);
 }
 
+bool qt_scaleForTransform(const QTransform &transform, qreal *scale);
+
 /*!
     \internal
 */
-void QPixmapBlurFilter::draw(QPainter *painter, const QPointF &p, const QPixmap &src, const QRectF &srcRect) const
+void QPixmapBlurFilter::draw(QPainter *painter, const QPointF &p, const QPixmap &src, const QRectF &rect) const
 {
     Q_D(const QPixmapBlurFilter);
     if (!painter->isActive())
         return;
 
-    if (d->radius <= 0) {
+    QRectF srcRect = rect;
+    if (srcRect.isNull())
+        srcRect = src.rect();
+
+    if (d->radius <= 1) {
         painter->drawPixmap(srcRect.translated(p), src, srcRect);
         return;
     }
 
+    qreal scaledRadius = radiusScale * d->radius;
+    qreal scale;
+    if (qt_scaleForTransform(painter->transform(), &scale))
+        scaledRadius /= scale;
+
     QPixmapFilter *filter = painter->paintEngine() && painter->paintEngine()->isExtended() ?
         static_cast<QPaintEngineEx *>(painter->paintEngine())->pixmapFilter(type(), this) : 0;
     QPixmapBlurFilter *blurFilter = static_cast<QPixmapBlurFilter*>(filter);
     if (blurFilter) {
-        blurFilter->setRadius(d->radius);
+        blurFilter->setRadius(scaledRadius);
         blurFilter->setBlurHints(d->hints);
         blurFilter->draw(painter, p, src, srcRect);
         return;
@@ -693,17 +934,17 @@ void QPixmapBlurFilter::draw(QPainter *painter, const QPointF &p, const QPixmap
     QImage srcImage;
     QImage destImage;
 
-    if (srcRect.isNull()) {
+    if (srcRect == src.rect()) {
         srcImage = src.toImage();
-        destImage = blurred(srcImage, srcImage.rect(), qRound(d->radius));
     } else {
         QRect rect = srcRect.toAlignedRect().intersected(src.rect());
-
         srcImage = src.copy(rect).toImage();
-        destImage = blurred(srcImage, srcImage.rect(), qRound(d->radius));
     }
 
-    painter->drawImage(p, destImage);
+    QTransform transform = painter->worldTransform();
+    painter->translate(p);
+    qt_blurImage(painter, srcImage, scaledRadius, (d->hints & QGraphicsBlurEffect::QualityHint), false);
+    painter->setWorldTransform(transform);
 }
 
 // grayscales the image to dest (could be same). If rect isn't defined
@@ -1095,7 +1336,13 @@ void QPixmapDropShadowFilter::draw(QPainter *p,
     tmpPainter.end();
 
     // blur the alpha channel
-    tmp = blurred(tmp, tmp.rect(), qRound(d->radius), true);
+    QImage blurred(tmp.size(), QImage::Format_ARGB32_Premultiplied);
+    blurred.fill(0);
+    QPainter blurPainter(&blurred);
+    qt_blurImage(&blurPainter, tmp, d->radius, false, true);
+    blurPainter.end();
+
+    tmp = blurred;
 
     // blacken the image...
     tmpPainter.begin(&tmp);
diff --git a/src/gui/itemviews/qabstractitemview.cpp b/src/gui/itemviews/qabstractitemview.cpp
index 4a450b7..47b5f66 100644
--- a/src/gui/itemviews/qabstractitemview.cpp
+++ b/src/gui/itemviews/qabstractitemview.cpp
@@ -70,6 +70,7 @@ QAbstractItemViewPrivate::QAbstractItemViewPrivate()
         itemDelegate(0),
         selectionModel(0),
         ctrlDragSelectionFlag(QItemSelectionModel::NoUpdate),
+        noSelectionOnMousePress(false),
         selectionMode(QAbstractItemView::ExtendedSelection),
         selectionBehavior(QAbstractItemView::SelectItems),
         currentlyCommittingEditor(0),
@@ -1622,6 +1623,7 @@ void QAbstractItemView::mousePressEvent(QMouseEvent *event)
     d->pressedIndex = index;
     d->pressedModifiers = event->modifiers();
     QItemSelectionModel::SelectionFlags command = selectionCommand(index, event);
+    d->noSelectionOnMousePress = command == QItemSelectionModel::NoUpdate || !index.isValid();
     QPoint offset = d->offset();
     if ((command & QItemSelectionModel::Current) == 0)
         d->pressedPosition = pos + offset;
@@ -1760,9 +1762,10 @@ void QAbstractItemView::mouseReleaseEvent(QMouseEvent *event)
 
     d->ctrlDragSelectionFlag = QItemSelectionModel::NoUpdate;
 
-    //in the case the user presses on no item we might decide to clear the selection
-    if (d->selectionModel && !index.isValid())
-        d->selectionModel->select(QModelIndex(), selectionCommand(index, event));
+    if (d->selectionModel && d->noSelectionOnMousePress) {
+        d->noSelectionOnMousePress = false;
+        d->selectionModel->select(index, selectionCommand(index, event));
+    }
 
     setState(NoState);
 
diff --git a/src/gui/itemviews/qabstractitemview_p.h b/src/gui/itemviews/qabstractitemview_p.h
index 0b5cfbe..7fc6780 100644
--- a/src/gui/itemviews/qabstractitemview_p.h
+++ b/src/gui/itemviews/qabstractitemview_p.h
@@ -347,6 +347,7 @@ public:
     QMap<int, QPointer<QAbstractItemDelegate> > columnDelegates;
     QPointer<QItemSelectionModel> selectionModel;
     QItemSelectionModel::SelectionFlag ctrlDragSelectionFlag;
+    bool noSelectionOnMousePress;
 
     QAbstractItemView::SelectionMode selectionMode;
     QAbstractItemView::SelectionBehavior selectionBehavior;
diff --git a/src/gui/kernel/qapplication.cpp b/src/gui/kernel/qapplication.cpp
index 9f4cd0c..8c63968 100644
--- a/src/gui/kernel/qapplication.cpp
+++ b/src/gui/kernel/qapplication.cpp
@@ -4092,9 +4092,15 @@ bool QApplication::notify(QObject *receiver, QEvent *e)
             bool acceptTouchEvents = widget->testAttribute(Qt::WA_AcceptTouchEvents);
             touchEvent->setWidget(widget);
             touchEvent->setAccepted(acceptTouchEvents);
+            QWeakPointer<QWidget> p = widget;
             res = acceptTouchEvents && d->notify_helper(widget, touchEvent);
             eventAccepted = touchEvent->isAccepted();
-            widget->setAttribute(Qt::WA_WState_AcceptedTouchBeginEvent, res && eventAccepted);
+            if (p.isNull()) {
+                // widget was deleted
+                widget = 0;
+            } else {
+                widget->setAttribute(Qt::WA_WState_AcceptedTouchBeginEvent, res && eventAccepted);
+            }
             touchEvent->spont = false;
             if (res && eventAccepted) {
                 // the first widget to accept the TouchBegin gets an implicit grab.
@@ -4103,7 +4109,7 @@ bool QApplication::notify(QObject *receiver, QEvent *e)
                     d->widgetForTouchPointId[touchPoint.id()] = widget;
                 }
                 break;
-            } else if (widget->isWindow() || widget->testAttribute(Qt::WA_NoMousePropagation)) {
+            } else if (p.isNull() || widget->isWindow() || widget->testAttribute(Qt::WA_NoMousePropagation)) {
                 break;
             }
             QPoint offset = widget->pos();
diff --git a/src/gui/kernel/qwidget_mac.mm b/src/gui/kernel/qwidget_mac.mm
index 1907cca..7dc4d85 100644
--- a/src/gui/kernel/qwidget_mac.mm
+++ b/src/gui/kernel/qwidget_mac.mm
@@ -3654,6 +3654,16 @@ void QWidgetPrivate::setFocus_sys()
     }
 }
 
+NSComparisonResult compareViews2Raise(id view1, id view2, void *context)
+{
+    id topView = reinterpret_cast<id>(context);
+    if (view1 == topView)
+        return NSOrderedDescending;
+    if (view2 == topView)
+        return NSOrderedAscending;
+    return NSOrderedSame;
+}
+
 void QWidgetPrivate::raise_sys()
 {
     Q_Q(QWidget);
@@ -3661,7 +3671,6 @@ void QWidgetPrivate::raise_sys()
         return;
 
 #if QT_MAC_USE_COCOA
-    QMacCocoaAutoReleasePool pool;
     if (isRealWindow()) {
         // Calling orderFront shows the window on Cocoa too.
         if (!q->testAttribute(Qt::WA_DontShowOnScreen) && q->isVisible()) {
@@ -3673,16 +3682,9 @@ void QWidgetPrivate::raise_sys()
             SetFrontProcessWithOptions(&psn, kSetFrontProcessFrontWindowOnly);
         }
     } else {
-        // Cocoa doesn't really have an idea of Z-ordering, but you can
-        // fake it by changing the order of it. But beware, removing an
-        // NSView will also remove it as the first responder. So we re-set
-        // the first responder just in case:
         NSView *view = qt_mac_nativeview_for(q);
         NSView *parentView = [view superview];
-        NSResponder *firstResponder = [[view window] firstResponder];
-        [view removeFromSuperview];
-        [parentView addSubview:view];
-        [[view window] makeFirstResponder:firstResponder];
+        [parentView sortSubviewsUsingFunction:compareViews2Raise context:reinterpret_cast<void *>(view)];
     }
 #else
     if(q->isWindow()) {
@@ -3700,47 +3702,29 @@ void QWidgetPrivate::raise_sys()
 #endif
 }
 
+NSComparisonResult compareViews2Lower(id view1, id view2, void *context)
+{
+    id topView = reinterpret_cast<id>(context);
+    if (view1 == topView)
+        return NSOrderedAscending;
+    if (view2 == topView)
+        return NSOrderedDescending;
+    return NSOrderedSame;
+}
+
 void QWidgetPrivate::lower_sys()
 {
     Q_Q(QWidget);
     if((q->windowType() == Qt::Desktop))
         return;
 #ifdef QT_MAC_USE_COCOA
-    QMacCocoaAutoReleasePool pool;
     if (isRealWindow()) {
         OSWindowRef window = qt_mac_window_for(q);
         [window orderBack:window];
     } else {
-        // Cocoa doesn't really have an idea of Z-ordering, but you can
-        // fake it by changing the order of it. In this case
-        // we put the item at the beginning of the list, but that means
-        // we must re-insert everything since we cannot modify the list directly.
-        NSView *myview = qt_mac_nativeview_for(q);
-        NSView *parentView = [myview superview];
-        NSArray *tmpViews = [parentView subviews];
-        NSMutableArray *subviews = [[NSMutableArray alloc] initWithCapacity:[tmpViews count]];
-        [subviews addObjectsFromArray:tmpViews];
-        NSResponder *firstResponder = [[myview window] firstResponder];
-        // Implicit assumption that myViewIndex is included in subviews, that's why I'm not checking
-        // myViewIndex.
-        NSUInteger index = 0;
-        NSUInteger myViewIndex = 0;
-        bool foundMyView = false;
-        for (NSView *subview in subviews) {
-            [subview removeFromSuperview];
-            if (subview == myview) {
-                foundMyView = true;
-                myViewIndex = index;
-            }
-            ++index;
-        }
-        [parentView addSubview:myview];
-        if (foundMyView)
-            [subviews removeObjectAtIndex:myViewIndex];
-        for (NSView *subview in subviews)
-            [parentView addSubview:subview];
-        [subviews release];
-        [[myview window] makeFirstResponder:firstResponder];
+        NSView *view = qt_mac_nativeview_for(q);
+        NSView *parentView = [view superview];
+        [parentView sortSubviewsUsingFunction:compareViews2Lower context:reinterpret_cast<void *>(view)];
     }
 #else
     if(q->isWindow()) {
@@ -3753,6 +3737,16 @@ void QWidgetPrivate::lower_sys()
 #endif
 }
 
+NSComparisonResult compareViews2StackUnder(id view1, id view2, void *context)
+{
+    const QHash<NSView *, int> &viewOrder = *reinterpret_cast<QHash<NSView *, int> *>(context);
+    if (viewOrder[view1] < viewOrder[view2])
+        return NSOrderedAscending;
+    if (viewOrder[view1] > viewOrder[view2])
+        return NSOrderedDescending;
+    return NSOrderedSame;
+}
+
 void QWidgetPrivate::stackUnder_sys(QWidget *w)
 {
     // stackUnder
@@ -3761,37 +3755,23 @@ void QWidgetPrivate::stackUnder_sys(QWidget *w)
         return;
 #ifdef QT_MAC_USE_COCOA
     // Do the same trick as lower_sys() and put this widget before the widget passed in.
-    QMacCocoaAutoReleasePool pool;
-    NSView *myview = qt_mac_nativeview_for(q);
+    NSView *myView = qt_mac_nativeview_for(q);
     NSView *wView = qt_mac_nativeview_for(w);
-    NSView *parentView = [myview superview];
-    NSArray *tmpViews = [parentView subviews];
-    NSMutableArray *subviews = [[NSMutableArray alloc] initWithCapacity:[tmpViews count]];
-    [subviews addObjectsFromArray:tmpViews];
-    // Implicit assumption that myViewIndex and wViewIndex is included in subviews,
-    // that's why I'm not checking myViewIndex.
-    NSUInteger index = 0;
-    NSUInteger myViewIndex = 0;
-    NSUInteger wViewIndex = 0;
-    for (NSView *subview in subviews) {
-        [subview removeFromSuperview];
-        if (subview == myview)
-            myViewIndex = index;
-        else if (subview == wView)
-            wViewIndex = index;
-        ++index;
-    }
 
-    index = 0;
+    QHash<NSView *, int> viewOrder;
+    NSView *parentView = [myView superview];
+    NSArray *subviews = [parentView subviews];
+    NSUInteger index = 1;
+    // make a hash of view->zorderindex and make sure z-value is always odd,
+    // so that when we modify the order we create a new (even) z-value which
+    // will not interfere with others.
     for (NSView *subview in subviews) {
-        if (index == myViewIndex)
-            continue;
-        if (index == wViewIndex)
-            [parentView addSubview:myview];
-        [parentView addSubview:subview];
+        viewOrder.insert(subview, index * 2);
         ++index;
     }
-    [subviews release];
+    viewOrder[myView] = viewOrder[wView] - 1;
+
+    [parentView sortSubviewsUsingFunction:compareViews2StackUnder context:reinterpret_cast<void *>(&viewOrder)];
 #else
     QWidget *p = q->parentWidget();
     if(!p || p != w->parentWidget())
diff --git a/src/gui/painting/qmemrotate.cpp b/src/gui/painting/qmemrotate.cpp
index 67dc2c7..e3a6f78 100644
--- a/src/gui/painting/qmemrotate.cpp
+++ b/src/gui/painting/qmemrotate.cpp
@@ -572,5 +572,26 @@ QT_IMPL_MEMROTATE(quint32, qrgb_generic16)
 QT_IMPL_MEMROTATE(quint16, qrgb_generic16)
 #endif
 
+struct qrgb_gl_rgba
+{
+public:
+    inline qrgb_gl_rgba(quint32 v) {
+        if (QSysInfo::ByteOrder == QSysInfo::LittleEndian)
+            data = ((v << 16) & 0xff0000) | ((v >> 16) & 0xff) | (v & 0xff00ff00);
+        else
+            data = (v << 8) | ((v >> 24) & 0xff);
+    }
+
+    inline operator quint32() const { return data; }
+
+private:
+    quint32 data;
+} Q_PACKED;
+
+void Q_GUI_EXPORT qt_memrotate90_gl(const quint32 *src, int srcWidth, int srcHeight, int srcStride,
+                                    quint32 *dest, int dstStride)
+{
+    qt_memrotate90_template(src, srcWidth, srcHeight, srcStride, reinterpret_cast<qrgb_gl_rgba *>(dest), dstStride);
+}
 
 QT_END_NAMESPACE
diff --git a/src/gui/painting/qmemrotate_p.h b/src/gui/painting/qmemrotate_p.h
index 676a880..8aee575 100644
--- a/src/gui/painting/qmemrotate_p.h
+++ b/src/gui/painting/qmemrotate_p.h
@@ -81,6 +81,8 @@ QT_BEGIN_NAMESPACE
     void Q_GUI_QWS_EXPORT qt_memrotate180(const srctype*, int, int, int, desttype*, int); \
     void Q_GUI_QWS_EXPORT qt_memrotate270(const srctype*, int, int, int, desttype*, int)
 
+void Q_GUI_EXPORT qt_memrotate90(const quint32*, int, int, int, quint32*, int);
+
 QT_DECL_MEMROTATE(quint32, quint32);
 QT_DECL_MEMROTATE(quint32, quint16);
 QT_DECL_MEMROTATE(quint16, quint32);
diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp
index 33496a9..8ed126f 100644
--- a/src/gui/painting/qpainter.cpp
+++ b/src/gui/painting/qpainter.cpp
@@ -1355,6 +1355,12 @@ void QPainterPrivate::updateState(QPainterState *newState)
     onto a QGLWidget or by passing \c {-graphicssystem opengl} on the
     command line when the underlying system supports it.
 
+    \o OpenVG - This backend implements the Khronos standard for 2D
+    and Vector Graphics. It is primarily for embedded devices with
+    hardware support for OpenVG.  The engine can be enabled by
+    passing \c {-graphicssystem openvg} on the command line when
+    the underlying system supports it.
+
     \endlist
 
     These operations are:
diff --git a/src/gui/painting/qprinterinfo_unix.cpp b/src/gui/painting/qprinterinfo_unix.cpp
index 6684ff7..930785b 100644
--- a/src/gui/painting/qprinterinfo_unix.cpp
+++ b/src/gui/painting/qprinterinfo_unix.cpp
@@ -75,7 +75,9 @@ private:
     QString                     m_name;
     bool                        m_isNull;
     bool                        m_default;
-    QList<QPrinter::PaperSize>  m_paperSizes;
+    mutable bool                m_mustGetPaperSizes;
+    mutable QList<QPrinter::PaperSize> m_paperSizes;
+    int                         m_cupsPrinterIndex;
 
     QPrinterInfo*               q_ptr;
 };
@@ -838,16 +840,7 @@ QList<QPrinterInfo> QPrinterInfo::availablePrinters()
             list.append(QPrinterInfo(printerName));
             if (cupsPrinters[i].is_default)
                 list[i].d_ptr->m_default = true;
-            // Find paper sizes.
-            cups.setCurrentPrinter(i);
-            const ppd_option_t* sizes = cups.pageSizes();
-            if (sizes) {
-                for (int j = 0; j < sizes->num_choices; ++j) {
-                    list[i].d_ptr->m_paperSizes.append(
-                            QPrinterInfoPrivate::string2PaperSize(
-                            QLatin1String(sizes->choices[j].choice)));
-                }
-            }
+            list[i].d_ptr->m_cupsPrinterIndex = i;
         }
     } else {
 #endif
@@ -909,16 +902,7 @@ QPrinterInfo::QPrinterInfo(const QPrinter& printer)
             if (printerName == printer.printerName()) {
                 if (cupsPrinters[i].is_default)
                     d->m_default = true;
-                // Find paper sizes.
-                cups.setCurrentPrinter(i);
-                const ppd_option_t* sizes = cups.pageSizes();
-                if (sizes) {
-                    for (int j = 0; j < sizes->num_choices; ++j) {
-                        d->m_paperSizes.append(
-                                QPrinterInfoPrivate::string2PaperSize(
-                                QLatin1String(sizes->choices[j].choice)));
-                    }
-                }
+                d->m_cupsPrinterIndex = i;
                 return;
             }
         }
@@ -983,6 +967,26 @@ bool QPrinterInfo::isDefault() const
 QList< QPrinter::PaperSize> QPrinterInfo::supportedPaperSizes() const
 {
     const Q_D(QPrinterInfo);
+    if (d->m_mustGetPaperSizes) {
+        d->m_mustGetPaperSizes = false;
+
+#if !defined(QT_NO_CUPS) && !defined(QT_NO_LIBRARY)
+        QCUPSSupport cups;
+        if (QCUPSSupport::isAvailable()) {
+            // Find paper sizes from CUPS.
+            cups.setCurrentPrinter(d->m_cupsPrinterIndex);
+            const ppd_option_t* sizes = cups.pageSizes();
+            if (sizes) {
+                for (int j = 0; j < sizes->num_choices; ++j) {
+                    d->m_paperSizes.append(
+                        QPrinterInfoPrivate::string2PaperSize(
+                            QLatin1String(sizes->choices[j].choice)));
+                }
+            }
+        }
+#endif
+
+    }
     return d->m_paperSizes;
 }
 
@@ -993,6 +997,8 @@ QPrinterInfoPrivate::QPrinterInfoPrivate()
 {
     m_isNull = true;
     m_default = false;
+    m_mustGetPaperSizes = true;
+    m_cupsPrinterIndex = 0;
     q_ptr = 0;
 }
 
@@ -1001,6 +1007,8 @@ QPrinterInfoPrivate::QPrinterInfoPrivate(const QString& name)
     m_name = name;
     m_isNull = false;
     m_default = false;
+    m_mustGetPaperSizes = true;
+    m_cupsPrinterIndex = 0;
     q_ptr = 0;
 }
 
diff --git a/src/gui/styles/qgtkstyle.cpp b/src/gui/styles/qgtkstyle.cpp
index afa3325..e10bb41 100644
--- a/src/gui/styles/qgtkstyle.cpp
+++ b/src/gui/styles/qgtkstyle.cpp
@@ -3375,12 +3375,28 @@ QIcon QGtkStyle::standardIconImplementation(StandardPixmap standardIcon,
 /*! \reimp */
 QRect QGtkStyle::subElementRect(SubElement element, const QStyleOption *option, const QWidget *widget) const
 {
+    Q_D(const QGtkStyle);
+
     QRect r = QCleanlooksStyle::subElementRect(element, option, widget);
     switch (element) {
     case SE_ProgressBarLabel:
     case SE_ProgressBarContents:
     case SE_ProgressBarGroove:
         return option->rect;
+    case SE_PushButtonContents:
+        if (!d->gtk_check_version(2, 10, 0)) {
+            GtkWidget *gtkButton = d->gtkWidget(QLS("GtkButton"));
+            GtkBorder *border = 0;
+            d->gtk_widget_style_get(gtkButton, "inner-border", &border, NULL);
+            if (border) {
+                r = option->rect.adjusted(border->left, border->top, -border->right, -border->bottom);
+                d->gtk_border_free(border);
+            } else {
+                r = option->rect.adjusted(1, 1, -1, -1);
+            }
+            r = visualRect(option->direction, option->rect, r);
+        }
+        break;
     default:
         break;
     }
diff --git a/src/gui/styles/qgtkstyle_p.cpp b/src/gui/styles/qgtkstyle_p.cpp
index 22dfc62..a644a5b 100644
--- a/src/gui/styles/qgtkstyle_p.cpp
+++ b/src/gui/styles/qgtkstyle_p.cpp
@@ -158,6 +158,7 @@ Ptr_gtk_window_get_type QGtkStylePrivate::gtk_window_get_type = 0;
 Ptr_gtk_widget_get_type QGtkStylePrivate::gtk_widget_get_type = 0;
 Ptr_gtk_rc_get_style_by_paths QGtkStylePrivate::gtk_rc_get_style_by_paths = 0;
 Ptr_gtk_check_version QGtkStylePrivate::gtk_check_version = 0;
+Ptr_gtk_border_free QGtkStylePrivate::gtk_border_free = 0;
 
 Ptr_pango_font_description_get_size QGtkStylePrivate::pango_font_description_get_size = 0;
 Ptr_pango_font_description_get_weight QGtkStylePrivate::pango_font_description_get_weight = 0;
@@ -416,6 +417,7 @@ void QGtkStylePrivate::resolveGtk() const
     gtk_widget_get_type =(Ptr_gtk_widget_get_type)libgtk.resolve("gtk_widget_get_type");
     gtk_rc_get_style_by_paths =(Ptr_gtk_rc_get_style_by_paths)libgtk.resolve("gtk_rc_get_style_by_paths");
     gtk_check_version =(Ptr_gtk_check_version)libgtk.resolve("gtk_check_version");
+    gtk_border_free =(Ptr_gtk_border_free)libgtk.resolve("gtk_border_free");
     pango_font_description_get_size = (Ptr_pango_font_description_get_size)libgtk.resolve("pango_font_description_get_size");
     pango_font_description_get_weight = (Ptr_pango_font_description_get_weight)libgtk.resolve("pango_font_description_get_weight");
     pango_font_description_get_family = (Ptr_pango_font_description_get_family)libgtk.resolve("pango_font_description_get_family");
diff --git a/src/gui/styles/qgtkstyle_p.h b/src/gui/styles/qgtkstyle_p.h
index f6ab8a3..c27308f 100644
--- a/src/gui/styles/qgtkstyle_p.h
+++ b/src/gui/styles/qgtkstyle_p.h
@@ -176,6 +176,7 @@ typedef GtkWidget* (*Ptr_gtk_file_chooser_dialog_new)(const gchar *title,
 typedef void (*Ptr_gtk_file_chooser_set_current_name) (GtkFileChooser *, const gchar *);
 typedef gboolean (*Ptr_gtk_file_chooser_set_filename) (GtkFileChooser *chooser, const gchar *name);
 typedef gint (*Ptr_gtk_dialog_run) (GtkDialog*);
+typedef void (*Ptr_gtk_border_free)(GtkBorder *);
 
 typedef guchar* (*Ptr_gdk_pixbuf_get_pixels) (const GdkPixbuf *pixbuf);
 typedef int (*Ptr_gdk_pixbuf_get_width) (const GdkPixbuf *pixbuf);
@@ -371,6 +372,7 @@ public:
     static Ptr_gtk_widget_get_type gtk_widget_get_type;
     static Ptr_gtk_rc_get_style_by_paths gtk_rc_get_style_by_paths;
     static Ptr_gtk_check_version gtk_check_version;
+    static Ptr_gtk_border_free gtk_border_free;
 
     static Ptr_pango_font_description_get_size pango_font_description_get_size;
     static Ptr_pango_font_description_get_weight pango_font_description_get_weight;
diff --git a/src/gui/util/qsystemtrayicon.cpp b/src/gui/util/qsystemtrayicon.cpp
index c6ea00f..6f2b501 100644
--- a/src/gui/util/qsystemtrayicon.cpp
+++ b/src/gui/util/qsystemtrayicon.cpp
@@ -380,6 +380,9 @@ bool QSystemTrayIcon::supportsMessages()
     On Windows, the \a millisecondsTimeoutHint is usually ignored by the system
     when the application has focus.
 
+    On Mac OS X, the Growl notification system must be installed for this function to
+    display messages.
+ 
     \sa show() supportsMessages()
   */
 void QSystemTrayIcon::showMessage(const QString& title, const QString& msg,
diff --git a/src/gui/util/qsystemtrayicon_mac.mm b/src/gui/util/qsystemtrayicon_mac.mm
index b74ca85..93295a7 100644
--- a/src/gui/util/qsystemtrayicon_mac.mm
+++ b/src/gui/util/qsystemtrayicon_mac.mm
@@ -314,8 +314,22 @@ QT_END_NAMESPACE
 {
     Q_UNUSED(notification);
     down = NO;
+
+    if( ![self icon]->icon().isNull() ) {
+#ifndef QT_MAC_USE_COCOA
+        const short scale = GetMBarHeight()-4;
+#else
+        CGFloat hgt = [[[NSApplication sharedApplication] mainMenu] menuBarHeight];
+        const short scale = hgt - 4;
+#endif
+        NSImage *nsimage = static_cast<NSImage *>(qt_mac_create_nsimage([self icon]->icon().pixmap(QSize(scale, scale))));
+        [self setImage: nsimage];
+        [nsimage release];
+    }
+
     if([self icon]->contextMenu())
         [self icon]->contextMenu()->hide();
+
     [self setNeedsDisplay:YES];
 }
 
@@ -327,6 +341,20 @@ QT_END_NAMESPACE
         [self icon]->contextMenu()->hide();
     [self setNeedsDisplay:YES];
 
+#ifndef QT_MAC_USE_COCOA
+    const short scale = GetMBarHeight()-4;
+#else
+    CGFloat hgt = [[[NSApplication sharedApplication] mainMenu] menuBarHeight];
+    const short scale = hgt - 4;
+#endif
+
+    if( down && ![self icon]->icon().isNull() ) {
+        NSImage *nsaltimage = static_cast<NSImage *>(qt_mac_create_nsimage([self icon]->icon().pixmap(QSize(scale, scale), QIcon::Selected)));
+        [self setImage: nsaltimage];
+        [nsaltimage release];
+    }
+
+
     if (down)
         [parent triggerSelector:self];
     else if ((clickCount%2))
diff --git a/src/network/access/qnetworkrequest.cpp b/src/network/access/qnetworkrequest.cpp
index c91c608..923f2e3 100644
--- a/src/network/access/qnetworkrequest.cpp
+++ b/src/network/access/qnetworkrequest.cpp
@@ -49,6 +49,9 @@
 #include "QtCore/qdatetime.h"
 
 #include <ctype.h>
+#ifndef QT_NO_DATESTRING
+# include <stdio.h>
+#endif
 
 QT_BEGIN_NAMESPACE
 
diff --git a/src/opengl/gl2paintengineex/qglcustomshaderstage_p.h b/src/opengl/gl2paintengineex/qglcustomshaderstage_p.h
index e319389..e0033be 100644
--- a/src/opengl/gl2paintengineex/qglcustomshaderstage_p.h
+++ b/src/opengl/gl2paintengineex/qglcustomshaderstage_p.h
@@ -68,7 +68,7 @@ class Q_OPENGL_EXPORT QGLCustomShaderStage
 public:
     QGLCustomShaderStage();
     virtual ~QGLCustomShaderStage();
-    virtual void setUniforms(QGLShaderProgram*) = 0;
+    virtual void setUniforms(QGLShaderProgram*) {}
 
     void setUniformsDirty();
 
diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h b/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
index 0084476..77ca3a8 100644
--- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
+++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
@@ -291,10 +291,7 @@ public:
     QScopedPointer<QPixmapFilter> convolutionFilter;
     QScopedPointer<QPixmapFilter> colorizeFilter;
     QScopedPointer<QPixmapFilter> blurFilter;
-    QScopedPointer<QPixmapFilter> animationBlurFilter;
-    QScopedPointer<QPixmapFilter> fastBlurFilter;
     QScopedPointer<QPixmapFilter> dropShadowFilter;
-    QScopedPointer<QPixmapFilter> fastDropShadowFilter;
 
     QSet<QVectorPath::CacheEntry *> pathCaches;
     QVector<GLuint> unusedVBOSToClean;
diff --git a/src/opengl/qgl.cpp b/src/opengl/qgl.cpp
index b6f8919..2a3ce54 100644
--- a/src/opengl/qgl.cpp
+++ b/src/opengl/qgl.cpp
@@ -2063,6 +2063,29 @@ QGLTexture *QGLContextPrivate::bindTexture(const QImage &image, GLenum target, G
 
 // #define QGL_BIND_TEXTURE_DEBUG
 
+// map from Qt's ARGB endianness-dependent format to GL's big-endian RGBA layout
+static inline void qgl_byteSwapImage(QImage &img, GLenum pixel_type)
+{
+    const int width = img.width();
+    const int height = img.height();
+
+    if (pixel_type == GL_UNSIGNED_INT_8_8_8_8_REV
+        || (pixel_type == GL_UNSIGNED_BYTE && QSysInfo::ByteOrder == QSysInfo::LittleEndian))
+    {
+        for (int i = 0; i < height; ++i) {
+            uint *p = (uint *) img.scanLine(i);
+            for (int x = 0; x < width; ++x)
+                p[x] = ((p[x] << 16) & 0xff0000) | ((p[x] >> 16) & 0xff) | (p[x] & 0xff00ff00);
+        }
+    } else {
+        for (int i = 0; i < height; ++i) {
+            uint *p = (uint *) img.scanLine(i);
+            for (int x = 0; x < width; ++x)
+                p[x] = (p[x] << 8) | ((p[x] >> 24) & 0xff);
+        }
+    }
+}
+
 QGLTexture* QGLContextPrivate::bindTexture(const QImage &image, GLenum target, GLint internalFormat,
                                            const qint64 key, QGLContext::BindOptions options)
 {
@@ -2215,23 +2238,7 @@ QGLTexture* QGLContextPrivate::bindTexture(const QImage &image, GLenum target, G
         // 32 in the switch above is for the RGB16 case, where we set
         // the format to GL_RGB
         Q_ASSERT(img.depth() == 32);
-        const int width = img.width();
-        const int height = img.height();
-
-        if (pixel_type == GL_UNSIGNED_INT_8_8_8_8_REV
-            || (pixel_type == GL_UNSIGNED_BYTE && QSysInfo::ByteOrder == QSysInfo::LittleEndian)) {
-            for (int i=0; i < height; ++i) {
-                uint *p = (uint *) img.scanLine(i);
-                for (int x=0; x<width; ++x)
-                    p[x] = ((p[x] << 16) & 0xff0000) | ((p[x] >> 16) & 0xff) | (p[x] & 0xff00ff00);
-            }
-        } else {
-            for (int i=0; i < height; ++i) {
-                uint *p = (uint *) img.scanLine(i);
-                for (int x=0; x<width; ++x)
-                    p[x] = (p[x] << 8) | ((p[x] >> 24) & 0xff);
-            }
-        }
+        qgl_byteSwapImage(img, pixel_type);
     }
 #ifdef QT_OPENGL_ES
     // OpenGL/ES requires that the internal and external formats be identical.
diff --git a/src/opengl/qglpixmapfilter.cpp b/src/opengl/qglpixmapfilter.cpp
index c478630..c0a0460 100644
--- a/src/opengl/qglpixmapfilter.cpp
+++ b/src/opengl/qglpixmapfilter.cpp
@@ -55,11 +55,17 @@
 #include "qgl_p.h"
 
 #include "private/qapplication_p.h"
+#include "private/qdrawhelper_p.h"
+#include "private/qmemrotate_p.h"
 #include "private/qmath_p.h"
 #include "qmath.h"
 
 QT_BEGIN_NAMESPACE
 
+// qpixmapfilter.cpp
+void qt_blurImage(QImage &blurImage, qreal radius, bool quality, int transposed = 0);
+QImage qt_halfScaled(const QImage &source);
+
 void QGLPixmapFilterBase::bindTexture(const QPixmap &src) const
 {
     const_cast<QGLContext *>(QGLContext::currentContext())->d_func()->bindTexture(src, GL_TEXTURE_2D, GL_RGBA, QGLContext::BindOptions(QGLContext::DefaultBindOption | QGLContext::MemoryManagedBindOption));
@@ -102,48 +108,21 @@ private:
 class QGLPixmapBlurFilter : public QGLCustomShaderStage, public QGLPixmapFilter<QPixmapBlurFilter>
 {
 public:
-    QGLPixmapBlurFilter(QGraphicsBlurEffect::BlurHints hints);
-
-    void setUniforms(QGLShaderProgram *program);
-
-    static QByteArray generateGaussianShader(int radius, bool singlePass = false, bool dropShadow = false);
+    QGLPixmapBlurFilter();
 
 protected:
     bool processGL(QPainter *painter, const QPointF &pos, const QPixmap &src, const QRectF &srcRect) const;
-
-private:
-
-    mutable QSize m_textureSize;
-    mutable bool m_horizontalBlur;
-    mutable bool m_singlePass;
-    mutable bool m_animatedBlur;
-
-    mutable qreal m_t;
-    mutable QSize m_targetSize;
-
-    mutable bool m_haveCached;
-    mutable int m_cachedRadius;
-    mutable QGraphicsBlurEffect::BlurHints m_hints;
 };
 
 class QGLPixmapDropShadowFilter : public QGLCustomShaderStage, public QGLPixmapFilter<QPixmapDropShadowFilter>
 {
 public:
-    QGLPixmapDropShadowFilter(QGraphicsBlurEffect::BlurHints hints);
+    QGLPixmapDropShadowFilter();
 
     void setUniforms(QGLShaderProgram *program);
 
 protected:
     bool processGL(QPainter *painter, const QPointF &pos, const QPixmap &src, const QRectF &srcRect) const;
-
-private:
-    mutable QSize m_textureSize;
-    mutable bool m_horizontalBlur;
-    mutable bool m_singlePass;
-
-    mutable bool m_haveCached;
-    mutable int m_cachedRadius;
-    mutable QGraphicsBlurEffect::BlurHints m_hints;
 };
 
 extern QGLWidget *qt_gl_share_widget();
@@ -158,31 +137,14 @@ QPixmapFilter *QGL2PaintEngineEx::pixmapFilter(int type, const QPixmapFilter *pr
         return d->colorizeFilter.data();
 
     case QPixmapFilter::BlurFilter: {
-        const QPixmapBlurFilter *proto = static_cast<const QPixmapBlurFilter *>(prototype);
-        if (proto->blurHints() & QGraphicsBlurEffect::AnimationHint) {
-            if (!d->animationBlurFilter)
-                d->animationBlurFilter.reset(new QGLPixmapBlurFilter(proto->blurHints()));
-            return d->animationBlurFilter.data();
-        }
-        if ((proto->blurHints() & QGraphicsBlurEffect::QualityHint) && proto->radius() > 5) {
-            if (!d->blurFilter)
-                d->blurFilter.reset(new QGLPixmapBlurFilter(QGraphicsBlurEffect::QualityHint));
-            return d->blurFilter.data();
-        }
-        if (!d->fastBlurFilter)
-            d->fastBlurFilter.reset(new QGLPixmapBlurFilter(QGraphicsBlurEffect::PerformanceHint));
-        return d->fastBlurFilter.data();
+        if (!d->blurFilter)
+            d->blurFilter.reset(new QGLPixmapBlurFilter());
+        return d->blurFilter.data();
         }
 
     case QPixmapFilter::DropShadowFilter: {
-        const QPixmapDropShadowFilter *proto = static_cast<const QPixmapDropShadowFilter *>(prototype);
-        if (proto->blurRadius() <= 5) {
-            if (!d->fastDropShadowFilter)
-                d->fastDropShadowFilter.reset(new QGLPixmapDropShadowFilter(QGraphicsBlurEffect::PerformanceHint));
-            return d->fastDropShadowFilter.data();
-        }
         if (!d->dropShadowFilter)
-            d->dropShadowFilter.reset(new QGLPixmapDropShadowFilter(QGraphicsBlurEffect::QualityHint));
+            d->dropShadowFilter.reset(new QGLPixmapDropShadowFilter());
         return d->dropShadowFilter.data();
         }
 
@@ -311,59 +273,43 @@ bool QGLPixmapConvolutionFilter::processGL(QPainter *painter, const QPointF &pos
     return true;
 }
 
-static const char *qt_gl_texture_sampling_helper =
-    "lowp float texture2DAlpha(lowp sampler2D src, highp vec2 srcCoords) {\n"
-    "   return texture2D(src, srcCoords).a;\n"
-    "}\n";
-
-QGLPixmapBlurFilter::QGLPixmapBlurFilter(QGraphicsBlurEffect::BlurHints hints)
-    : m_animatedBlur(false)
-    , m_haveCached(false)
-    , m_cachedRadius(0)
-    , m_hints(hints)
-{
-}
-
-// should be even numbers as they will be divided by two
-static const int qCachedBlurLevels[] = { 6, 14, 30 };
-static const int qNumCachedBlurTextures = sizeof(qCachedBlurLevels) / sizeof(*qCachedBlurLevels);
-static const int qMaxCachedBlurLevel = qCachedBlurLevels[qNumCachedBlurTextures - 1];
-
-static qreal qLogBlurLevel(int level)
+QGLPixmapBlurFilter::QGLPixmapBlurFilter()
 {
-    static bool initialized = false;
-    static qreal logBlurLevelCache[qNumCachedBlurTextures];
-    if (!initialized) {
-        for (int i = 0; i < qNumCachedBlurTextures; ++i)
-            logBlurLevelCache[i] = qLn(qCachedBlurLevels[i]);
-        initialized = true;
-    }
-    return logBlurLevelCache[level];
 }
 
 class QGLBlurTextureInfo
 {
 public:
-    QGLBlurTextureInfo(QSize size, GLuint textureIds[])
-        : m_size(size)
+    QGLBlurTextureInfo(const QImage &image, GLuint tex, qreal r)
+        : m_texture(tex)
+        , m_radius(r)
     {
-        for (int i = 0; i < qNumCachedBlurTextures; ++i)
-            m_textureIds[i] = textureIds[i];
+        m_paddedImage << image;
     }
 
     ~QGLBlurTextureInfo()
     {
-        glDeleteTextures(qNumCachedBlurTextures, m_textureIds);
+        glDeleteTextures(1, &m_texture);
     }
 
-    QSize size() const { return m_size; }
-    GLuint textureId(int i) const { return m_textureIds[i]; }
+    QImage paddedImage(int scaleLevel = 0) const;
+    GLuint texture() const { return m_texture; }
+    qreal radius() const { return m_radius; }
 
 private:
-    GLuint m_textureIds[qNumCachedBlurTextures];
-    QSize m_size;
+    mutable QList<QImage> m_paddedImage;
+    GLuint m_texture;
+    qreal m_radius;
 };
 
+QImage QGLBlurTextureInfo::paddedImage(int scaleLevel) const
+{
+    for (int i = m_paddedImage.size() - 1; i <= scaleLevel; ++i)
+        m_paddedImage << qt_halfScaled(m_paddedImage.at(i));
+
+    return m_paddedImage.at(scaleLevel);
+}
+
 class QGLBlurTextureCache : public QObject
 {
 public:
@@ -373,7 +319,6 @@ public:
     ~QGLBlurTextureCache();
 
     QGLBlurTextureInfo *takeBlurTextureInfo(const QPixmap &pixmap);
-    bool fitsInCache(const QPixmap &pixmap) const;
     bool hasBlurTextureInfo(const QPixmap &pixmap) const;
     void insertBlurTextureInfo(const QPixmap &pixmap, QGLBlurTextureInfo *info);
     void clearBlurTextureInfo(const QPixmap &pixmap);
@@ -458,12 +403,7 @@ void QGLBlurTextureCache::insertBlurTextureInfo(const QPixmap &pixmap, QGLBlurTe
     if (timerId)
         killTimer(timerId);
 
-    timerId = startTimer(1000);
-}
-
-bool QGLBlurTextureCache::fitsInCache(const QPixmap &pixmap) const
-{
-    return pixmap.width() * pixmap.height() <= cache.maxCost();
+    timerId = startTimer(8000);
 }
 
 void QGLBlurTextureCache::pixmapDestroyed(QPixmap *pixmap)
@@ -474,567 +414,219 @@ void QGLBlurTextureCache::pixmapDestroyed(QPixmap *pixmap)
     }
 }
 
-static const char *qt_gl_interpolate_filter =
-        "uniform lowp float interpolationValue;"
-        "uniform lowp sampler2D interpolateTarget;"
-        "uniform highp vec4 interpolateMapping;"
-        "lowp vec4 customShader(lowp sampler2D src, highp vec2 srcCoords)"
-        "{"
-        "    return mix(texture2D(interpolateTarget, interpolateMapping.xy + interpolateMapping.zw * srcCoords),"
-        "               texture2D(src, srcCoords), interpolationValue);"
-        "}";
+static const int qAnimatedBlurLevelIncrement = 16;
+static const int qMaxBlurHalfScaleLevel = 1;
 
-static void initializeTexture(GLuint id, int width, int height)
+static GLuint generateBlurTexture(const QSize &size, GLenum format = GL_RGBA)
 {
-    glBindTexture(GL_TEXTURE_2D, id);
-    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0,
-                 GL_RGBA, GL_UNSIGNED_BYTE, NULL);
-    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-    glBindTexture(GL_TEXTURE_2D, 0);
+    GLuint texture;
+    glGenTextures(1, &texture);
+    glBindTexture(GL_TEXTURE_2D, texture);
+    glTexImage2D(GL_TEXTURE_2D, 0, format, size.width(), size.height(), 0, format,
+                 GL_UNSIGNED_BYTE, 0);
+    return texture;
 }
 
-bool QGLPixmapBlurFilter::processGL(QPainter *painter, const QPointF &pos, const QPixmap &src, const QRectF &) const
+static inline uint nextMultiple(uint x, uint multiplier)
 {
-    QGLPixmapBlurFilter *filter = const_cast<QGLPixmapBlurFilter *>(this);
-
-    QGLContext *ctx = const_cast<QGLContext *>(QGLContext::currentContext());
-    QGLBlurTextureCache *blurTextureCache = QGLBlurTextureCache::cacheForContext(ctx);
-
-    if ((m_hints & QGraphicsBlurEffect::AnimationHint) && blurTextureCache->fitsInCache(src)) {
-        QRect targetRect = src.rect().adjusted(-qMaxCachedBlurLevel, -qMaxCachedBlurLevel, qMaxCachedBlurLevel, qMaxCachedBlurLevel);
-        // ensure even dimensions (going to divide by two)
-        targetRect.setWidth((targetRect.width() + 1) & ~1);
-        targetRect.setHeight((targetRect.height() + 1) & ~1);
-
-        QGLBlurTextureInfo *info = 0;
-        if (blurTextureCache->hasBlurTextureInfo(src)) {
-            info = blurTextureCache->takeBlurTextureInfo(src);
-        } else {
-            m_animatedBlur = false;
-            m_hints = QGraphicsBlurEffect::QualityHint;
-            m_singlePass = false;
-
-            QGLFramebufferObjectFormat format;
-            format.setInternalTextureFormat(GLenum(GL_RGBA));
-            QGLFramebufferObject *fbo = qgl_fbo_pool()->acquire(targetRect.size() / 2, format, true);
-
-            if (!fbo)
-                return false;
-
-            QPainter fboPainter(fbo);
-            QGL2PaintEngineEx *engine = static_cast<QGL2PaintEngineEx *>(fboPainter.paintEngine());
-
-            glClearColor(0, 0, 0, 0);
-            glClear(GL_COLOR_BUFFER_BIT);
-
-            // ensure GL_LINEAR filtering is used for scaling down to half the size
-            fboPainter.setRenderHint(QPainter::SmoothPixmapTransform);
-            fboPainter.setCompositionMode(QPainter::CompositionMode_Source);
-            fboPainter.drawPixmap(qMaxCachedBlurLevel / 2, qMaxCachedBlurLevel / 2,
-                    targetRect.width() / 2 - qMaxCachedBlurLevel, targetRect.height() / 2 - qMaxCachedBlurLevel, src);
-
-            GLuint textures[qNumCachedBlurTextures]; // blur textures
-            glGenTextures(qNumCachedBlurTextures, textures);
-            GLuint temp; // temp texture
-            glGenTextures(1, &temp);
-
-            initializeTexture(temp, fbo->width(), fbo->height());
-            m_textureSize = fbo->size();
-
-            int currentBlur = 0;
-
-            QRect fboRect(0, 0, fbo->width(), fbo->height());
-            GLuint sourceTexture = fbo->texture();
-            for (int i = 0; i < qNumCachedBlurTextures; ++i) {
-                int targetBlur = qCachedBlurLevels[i] / 2;
-
-                int blurDelta = qRound(qSqrt(targetBlur * targetBlur - currentBlur * currentBlur));
-                QByteArray source = generateGaussianShader(blurDelta);
-                filter->setSource(source);
-
-                currentBlur = targetBlur;
-
-                // now we're going to be nasty and keep using the same FBO with different textures
-                glFramebufferTexture2D(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
-                        GL_TEXTURE_2D, temp, 0);
-
-                m_horizontalBlur = true;
-                filter->setOnPainter(&fboPainter);
-                engine->drawTexture(fboRect, sourceTexture, fbo->size(), fboRect);
-                filter->removeFromPainter(&fboPainter);
-
-                sourceTexture = textures[i];
-                initializeTexture(sourceTexture, fbo->width(), fbo->height());
-
-                glFramebufferTexture2D(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
-                        GL_TEXTURE_2D, textures[i], 0);
-
-                m_horizontalBlur = false;
-                filter->setOnPainter(&fboPainter);
-                engine->drawTexture(fboRect, temp, fbo->size(), fboRect);
-                filter->removeFromPainter(&fboPainter);
-            }
+    uint mod = x % multiplier;
+    if (mod == 0)
+        return x;
+    return x + multiplier - mod;
+}
 
-            glDeleteTextures(1, &temp);
+void qt_memrotate90_gl(const quint32 *src, int srcWidth, int srcHeight, int srcStride,
+                       quint32 *dest, int dstStride);
 
-            // reattach the original FBO texture
-            glFramebufferTexture2D(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
-                    GL_TEXTURE_2D, fbo->texture(), 0);
+bool QGLPixmapBlurFilter::processGL(QPainter *painter, const QPointF &pos, const QPixmap &src, const QRectF &) const
+{
+    if (radius() < 1) {
+        painter->drawPixmap(pos, src);
+        return true;
+    }
 
-            fboPainter.end();
+    qreal actualRadius = radius();
 
-            qgl_fbo_pool()->release(fbo);
+    QGLPixmapBlurFilter *filter = const_cast<QGLPixmapBlurFilter *>(this);
 
-            info = new QGLBlurTextureInfo(fboRect.size(), textures);
-        }
+    QGLContext *ctx = const_cast<QGLContext *>(QGLContext::currentContext());
 
-        if (!m_haveCached || !m_animatedBlur) {
-            m_haveCached = true;
-            m_animatedBlur = true;
-            m_hints = QGraphicsBlurEffect::AnimationHint;
-            filter->setSource(qt_gl_interpolate_filter);
-        }
+    QGLBlurTextureCache *blurTextureCache = QGLBlurTextureCache::cacheForContext(ctx);
+    QGLBlurTextureInfo *info = 0;
+    int padding = nextMultiple(qCeil(actualRadius), qAnimatedBlurLevelIncrement);
+    QRect targetRect = src.rect().adjusted(-padding, -padding, padding, padding);
 
-        QGL2PaintEngineEx *engine = static_cast<QGL2PaintEngineEx *>(painter->paintEngine());
-        painter->setRenderHint(QPainter::SmoothPixmapTransform);
-        filter->setOnPainter(painter);
+    // pad so that we'll be able to half-scale qMaxBlurHalfScaleLevel times
+    targetRect.setWidth((targetRect.width() + (qMaxBlurHalfScaleLevel-1)) & ~(qMaxBlurHalfScaleLevel-1));
+    targetRect.setHeight((targetRect.height() + (qMaxBlurHalfScaleLevel-1)) & ~(qMaxBlurHalfScaleLevel-1));
 
-        qreal logRadius = qLn(radius());
+    QSize textureSize;
 
-        int t;
-        for (t = -1; t < qNumCachedBlurTextures - 2; ++t) {
-            if (logRadius < qLogBlurLevel(t+1))
-                break;
-        }
+    info = blurTextureCache->takeBlurTextureInfo(src);
+    if (!info || info->radius() < actualRadius) {
+        QSize paddedSize = targetRect.size() / 2;
 
-        qreal logBase = t >= 0 ? qLogBlurLevel(t) : 0;
-        m_t = qBound(qreal(0), (logRadius - logBase) / (qLogBlurLevel(t+1) - logBase), qreal(1));
+        QImage padded(paddedSize.height(), paddedSize.width(), QImage::Format_ARGB32_Premultiplied);
+        padded.fill(0);
 
-        m_textureSize = info->size();
+        if (info) {
+            int oldPadding = qRound(info->radius());
 
-        glActiveTexture(GL_TEXTURE0 + 3);
-        if (t >= 0) {
-            glBindTexture(GL_TEXTURE_2D, info->textureId(t));
-            m_targetSize = info->size();
+            QPainter p(&padded);
+            p.setCompositionMode(QPainter::CompositionMode_Source);
+            p.drawImage((padding - oldPadding) / 2, (padding - oldPadding) / 2, info->paddedImage());
+            p.end();
         } else {
-            QGLTexture *texture =
-                ctx->d_func()->bindTexture(src, GL_TEXTURE_2D, GL_RGBA,
-                                           QGLContext::InternalBindOption
-                                           | QGLContext::CanFlipNativePixmapBindOption);
-            m_targetSize = src.size();
-            if (!(texture->options & QGLContext::InvertedYBindOption))
-                m_targetSize.setHeight(-m_targetSize.height());
+            // TODO: combine byteswapping and memrotating into one by declaring
+            // custom GL_RGBA pixel type and qt_colorConvert template for it
+            QImage prepadded = qt_halfScaled(src.toImage()).convertToFormat(QImage::Format_ARGB32_Premultiplied);
+
+            // byte-swap and memrotates in one go
+            qt_memrotate90_gl(reinterpret_cast<const quint32*>(prepadded.bits()),
+                              prepadded.width(), prepadded.height(), prepadded.bytesPerLine(),
+                              reinterpret_cast<quint32*>(padded.scanLine(padding / 2)) + padding / 2,
+                              padded.bytesPerLine());
         }
 
-        // restrict the target rect to the max of the radii we are interpolating between
-        int radiusDelta = qMaxCachedBlurLevel - qCachedBlurLevels[t+1];
-        targetRect = targetRect.translated(pos.toPoint()).adjusted(radiusDelta, radiusDelta, -radiusDelta, -radiusDelta);
-
-        radiusDelta /= 2;
-        QRect sourceRect = QRect(QPoint(), m_textureSize).adjusted(radiusDelta, radiusDelta, -radiusDelta, -radiusDelta);
-
-        engine->drawTexture(targetRect, info->textureId(t+1), m_textureSize, sourceRect);
+        delete info;
+        info = new QGLBlurTextureInfo(padded, generateBlurTexture(paddedSize), padding);
 
-        glActiveTexture(GL_TEXTURE0 + 3);
-        glBindTexture(GL_TEXTURE_2D, 0);
-
-        filter->removeFromPainter(painter);
-        blurTextureCache->insertBlurTextureInfo(src, info);
-
-        return true;
-    }
-
-    if (blurTextureCache->hasBlurTextureInfo(src))
-        blurTextureCache->clearBlurTextureInfo(src);
-
-    int actualRadius = qRound(radius());
-    int filterRadius = actualRadius;
-    int fastRadii[] = { 1, 2, 3, 5, 8, 15, 25 };
-    if (!(m_hints & QGraphicsBlurEffect::QualityHint)) {
-        uint i = 0;
-        for (; i < (sizeof(fastRadii)/sizeof(*fastRadii))-1; ++i) {
-            if (fastRadii[i+1] > filterRadius)
-                break;
-        }
-        filterRadius = fastRadii[i];
+        textureSize = paddedSize;
+    } else {
+        textureSize = QSize(info->paddedImage().height(), info->paddedImage().width());
     }
 
-    m_singlePass = filterRadius <= 3;
-
-    if (!m_haveCached || m_animatedBlur || filterRadius != m_cachedRadius) {
-        // Only regenerate the shader from source if parameters have changed.
-        m_haveCached = true;
-        m_animatedBlur = false;
-        m_cachedRadius = filterRadius;
-        QByteArray source = generateGaussianShader(filterRadius, m_singlePass);
-        filter->setSource(source);
+    actualRadius *= qreal(0.5);
+    int level = 1;
+    for (; level < qMaxBlurHalfScaleLevel; ++level) {
+        if (actualRadius <= 16)
+            break;
+        actualRadius *= qreal(0.5);
     }
 
-    QRect targetRect = QRectF(src.rect()).translated(pos).adjusted(-actualRadius, -actualRadius, actualRadius, actualRadius).toAlignedRect();
+    const int s = (1 << level);
 
-    if (m_singlePass) {
-        // prepare for updateUniforms
-        m_textureSize = src.size();
+    int prepadding = qRound(info->radius());
+    padding = qMin(prepadding, qCeil(actualRadius) << level);
+    targetRect = src.rect().adjusted(-padding, -padding, padding, padding);
 
-        // ensure GL_LINEAR filtering is used
-        painter->setRenderHint(QPainter::SmoothPixmapTransform);
-        filter->setOnPainter(painter);
-        QBrush pixmapBrush = src;
-        pixmapBrush.setTransform(QTransform::fromTranslate(pos.x(), pos.y()));
-        painter->fillRect(targetRect, pixmapBrush);
-        filter->removeFromPainter(painter);
-    } else {
-        QGLFramebufferObjectFormat format;
-        format.setInternalTextureFormat(GLenum(src.hasAlphaChannel() ? GL_RGBA : GL_RGB));
-        QGLFramebufferObject *fbo = qgl_fbo_pool()->acquire(targetRect.size(), format);
+    targetRect.setWidth(targetRect.width() & ~(s-1));
+    targetRect.setHeight(targetRect.height() & ~(s-1));
 
-        if (!fbo)
-            return false;
+    int paddingDelta = (prepadding - padding) >> level;
 
-        // prepare for updateUniforms
-        m_textureSize = src.size();
+    QRect subRect(paddingDelta, paddingDelta, targetRect.width() >> level, targetRect.height() >> level);
+    QImage sourceImage = info->paddedImage(level-1);
 
-        // horizontal pass, to pixmap
-        m_horizontalBlur = true;
+    QImage subImage(subRect.height(), subRect.width(), QImage::Format_ARGB32_Premultiplied);
+    qt_rectcopy((QRgb *)subImage.bits(), ((QRgb *)sourceImage.scanLine(paddingDelta)) + paddingDelta,
+                0, 0, subRect.height(), subRect.width(), subImage.bytesPerLine(), sourceImage.bytesPerLine());
 
-        QPainter fboPainter(fbo);
+    GLuint texture = info->texture();
 
-        glClearColor(0, 0, 0, 0);
-        glClear(GL_COLOR_BUFFER_BIT);
+    qt_blurImage(subImage, actualRadius, blurHints() & QGraphicsBlurEffect::QualityHint, 1);
 
-        // ensure GL_LINEAR filtering is used
-        fboPainter.setRenderHint(QPainter::SmoothPixmapTransform);
-        fboPainter.setCompositionMode(QPainter::CompositionMode_Source);
-        filter->setOnPainter(&fboPainter);
-        QBrush pixmapBrush = src;
-        pixmapBrush.setTransform(QTransform::fromTranslate(actualRadius, actualRadius));
-        fboPainter.fillRect(QRect(0, 0, targetRect.width(), targetRect.height()), pixmapBrush);
-        filter->removeFromPainter(&fboPainter);
-        fboPainter.end();
+    // subtract one pixel off the end to prevent the bilinear sampling from sampling uninitialized data
+    QRect textureSubRect = subImage.rect().adjusted(0, 0, -1, -1);
+    QRectF targetRectF = QRectF(targetRect).adjusted(0, 0, -targetRect.width() / qreal(textureSize.width()), -targetRect.height() / qreal(textureSize.height()));
 
-        QGL2PaintEngineEx *engine = static_cast<QGL2PaintEngineEx *>(painter->paintEngine());
+    glBindTexture(GL_TEXTURE_2D, texture);
+    glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, subImage.width(), subImage.height(), GL_RGBA,
+            GL_UNSIGNED_BYTE, const_cast<const QImage &>(subImage).bits());
 
-        // vertical pass, to painter
-        m_horizontalBlur = false;
-        m_textureSize = fbo->size();
+    QGL2PaintEngineEx *engine = static_cast<QGL2PaintEngineEx *>(painter->paintEngine());
+    painter->setRenderHint(QPainter::SmoothPixmapTransform);
 
-        painter->save();
-        // ensure GL_LINEAR filtering is used
-        painter->setRenderHint(QPainter::SmoothPixmapTransform);
-        filter->setOnPainter(painter);
-        engine->drawTexture(targetRect, fbo->texture(), fbo->size(), QRect(QPoint(), targetRect.size()).translated(0, fbo->height() - targetRect.height()));
-        filter->removeFromPainter(painter);
-        painter->restore();
+    // texture is flipped on the y-axis
+    targetRectF = QRectF(targetRectF.x(), targetRectF.bottom(), targetRectF.width(), -targetRectF.height());
+    engine->drawTexture(targetRectF.translated(pos), texture, textureSize, textureSubRect);
 
-        qgl_fbo_pool()->release(fbo);
-    }
+    blurTextureCache->insertBlurTextureInfo(src, info);
 
     return true;
 }
 
-void QGLPixmapBlurFilter::setUniforms(QGLShaderProgram *program)
-{
-    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-
-    if (m_animatedBlur) {
-        program->setUniformValue("interpolateTarget", 3);
-        program->setUniformValue("interpolationValue", GLfloat(m_t));
-
-        if (m_textureSize == m_targetSize) {
-            program->setUniformValue("interpolateMapping", 0.0f, 0.0f, 1.0f, 1.0f);
-        } else {
-            float offsetX = (-qMaxCachedBlurLevel - 0.5) / qreal(m_targetSize.width());
-            float offsetY = (-qMaxCachedBlurLevel - 0.5) / qreal(m_targetSize.height());
-
-            if (m_targetSize.height() < 0)
-                offsetY = 1 + offsetY;
-
-            float scaleX = 2.0f * qreal(m_textureSize.width()) / qreal(m_targetSize.width());
-            float scaleY = 2.0f * qreal(m_textureSize.height()) / qreal(m_targetSize.height());
-
-            program->setUniformValue("interpolateMapping", offsetX, offsetY, scaleX, scaleY);
-        }
-
-        return;
-    }
+static const char *qt_gl_drop_shadow_filter =
+        "uniform lowp vec4 shadowColor;"
+        "lowp vec4 customShader(lowp sampler2D src, highp vec2 srcCoords)"
+        "{"
+        "    return shadowColor * texture2D(src, srcCoords.yx).a;"
+        "}";
 
-    if (m_hints & QGraphicsBlurEffect::QualityHint) {
-        if (m_singlePass)
-            program->setUniformValue("delta", 1.0 / m_textureSize.width(), 1.0 / m_textureSize.height());
-        else if (m_horizontalBlur)
-            program->setUniformValue("delta", 1.0 / m_textureSize.width(), 0.0);
-        else
-            program->setUniformValue("delta", 0.0, 1.0 / m_textureSize.height());
-    } else {
-        qreal blur = radius() / qreal(m_cachedRadius);
-
-        if (m_singlePass)
-            program->setUniformValue("delta", blur / m_textureSize.width(), blur / m_textureSize.height());
-        else if (m_horizontalBlur)
-            program->setUniformValue("delta", blur / m_textureSize.width(), 0.0);
-        else
-            program->setUniformValue("delta", 0.0, blur / m_textureSize.height());
-    }
-}
 
-static inline qreal gaussian(qreal dx, qreal sigma)
+QGLPixmapDropShadowFilter::QGLPixmapDropShadowFilter()
 {
-    return exp(-dx * dx / (2 * sigma * sigma)) / (Q_2PI * sigma * sigma);
+    setSource(qt_gl_drop_shadow_filter);
 }
 
-QByteArray QGLPixmapBlurFilter::generateGaussianShader(int radius, bool singlePass, bool dropShadow)
+bool QGLPixmapDropShadowFilter::processGL(QPainter *painter, const QPointF &pos, const QPixmap &src, const QRectF &srcRect) const
 {
-    Q_ASSERT(radius >= 1);
-
-    radius = qMin(127, radius);
-
-    static QCache<uint, QByteArray> shaderSourceCache;
-    uint key = radius | (int(singlePass) << 7) | (int(dropShadow) << 8);
-    QByteArray *cached = shaderSourceCache.object(key);
-    if (cached)
-        return *cached;
-
-    QByteArray source;
-    source.reserve(1000);
-    source.append(qt_gl_texture_sampling_helper);
-
-    source.append("uniform highp vec2      delta;\n");
-    if (dropShadow)
-        source.append("uniform mediump vec4    shadowColor;\n");
-    source.append("lowp vec4 customShader(lowp sampler2D src, highp vec2 srcCoords) {\n");
-
-    QVector<qreal> sampleOffsets;
-    QVector<qreal> weights;
-
-    QVector<qreal> gaussianComponents;
-
-    qreal sigma = radius / 1.65;
-
-    qreal sum = 0;
-    for (int i = -radius; i < radius; ++i) {
-        float value = gaussian(i, sigma);
-        gaussianComponents << value;
-        sum += value;
-    }
-
-    // normalize
-    for (int i = 0; i < gaussianComponents.size(); ++i)
-        gaussianComponents[i] /= sum;
-
-    for (int i = 0; i < gaussianComponents.size() - 1; i += 2) {
-        qreal weight = gaussianComponents.at(i) + gaussianComponents.at(i + 1);
-        qreal offset = i - radius + gaussianComponents.at(i + 1) / weight;
-
-        sampleOffsets << offset;
-        weights << weight;
-    }
-
-    int limit = sampleOffsets.size();
-    if (singlePass)
-        limit *= limit;
-
-    QByteArray baseCoordinate = "srcCoords";
-
-    for (int i = 0; i < limit; ++i) {
-        QByteArray coordinate = baseCoordinate;
-
-        qreal weight;
-        if (singlePass) {
-            const int xIndex = i % sampleOffsets.size();
-            const int yIndex = i / sampleOffsets.size();
-
-            const qreal deltaX = sampleOffsets.at(xIndex);
-            const qreal deltaY = sampleOffsets.at(yIndex);
-            weight = weights.at(xIndex) * weights.at(yIndex);
-
-            if (!qFuzzyCompare(deltaX, deltaY)) {
-                coordinate.append(" + vec2(delta.x * float(");
-                coordinate.append(QByteArray::number(deltaX));
-                coordinate.append("), delta.y * float(");
-                coordinate.append(QByteArray::number(deltaY));
-                coordinate.append("))");
-            } else if (!qFuzzyIsNull(deltaX)) {
-                coordinate.append(" + delta * float(");
-                coordinate.append(QByteArray::number(deltaX));
-                coordinate.append(")");
-            }
-        } else {
-            const qreal delta = sampleOffsets.at(i);
-            weight = weights.at(i);
-            if (!qFuzzyIsNull(delta)) {
-                coordinate.append(" + delta * float(");
-                coordinate.append(QByteArray::number(delta));
-                coordinate.append(")");
-            }
-        }
-
-        if (i == 0) {
-            if (dropShadow)
-                source.append("    mediump float sample = ");
-            else
-                source.append("    mediump vec4 sample = ");
-        } else {
-            if (dropShadow)
-                source.append("    sample += ");
-            else
-                source.append("    sample += ");
-        }
+    QGLPixmapDropShadowFilter *filter = const_cast<QGLPixmapDropShadowFilter *>(this);
 
-        source.append("texture2D(src, ");
-        source.append(coordinate);
-        source.append(")");
+    qreal r = blurRadius();
+    QRectF targetRectUnaligned = QRectF(src.rect()).translated(pos + offset()).adjusted(-r, -r, r, r);
+    QRect targetRect = targetRectUnaligned.toAlignedRect();
 
-        if (dropShadow)
-            source.append(".a");
+    // ensure even dimensions (going to divide by two)
+    targetRect.setWidth((targetRect.width() + 1) & ~1);
+    targetRect.setHeight((targetRect.height() + 1) & ~1);
 
-        if (!qFuzzyCompare(weight, qreal(1))) {
-            source.append(" * float(");
-            source.append(QByteArray::number(weight));
-            source.append(");\n");
-        } else {
-            source.append(";\n");
-        }
-    }
+    QGLContext *ctx = const_cast<QGLContext *>(QGLContext::currentContext());
+    QGLBlurTextureCache *blurTextureCache = QGLBlurTextureCache::cacheForContext(ctx);
 
-    source.append("    return ");
-    if (dropShadow)
-        source.append("shadowColor * ");
-    source.append("sample;\n");
-    source.append("}\n");
+    QGLBlurTextureInfo *info = blurTextureCache->takeBlurTextureInfo(src);
+    if (!info || info->radius() != r) {
+        QImage half = qt_halfScaled(src.toImage().alphaChannel());
 
-    cached = new QByteArray(source);
-    shaderSourceCache.insert(key, cached);
+        qreal rx = r + targetRect.left() - targetRectUnaligned.left();
+        qreal ry = r + targetRect.top() - targetRectUnaligned.top();
 
-    return source;
-}
+        QImage image = QImage(targetRect.size() / 2, QImage::Format_Indexed8);
+        image.setColorTable(half.colorTable());
+        image.fill(0);
+        int dx = qRound(rx * qreal(0.5));
+        int dy = qRound(ry * qreal(0.5));
+        qt_rectcopy(image.bits(), half.bits(), dx, dy,
+                    half.width(), half.height(),
+                    image.bytesPerLine(), half.bytesPerLine());
 
-QGLPixmapDropShadowFilter::QGLPixmapDropShadowFilter(QGraphicsBlurEffect::BlurHints hints)
-    : m_haveCached(false)
-    , m_cachedRadius(0)
-    , m_hints(hints)
-{
-}
+        qt_blurImage(image, r * qreal(0.5), false, 1);
 
-bool QGLPixmapDropShadowFilter::processGL(QPainter *painter, const QPointF &pos, const QPixmap &src, const QRectF &srcRect) const
-{
-    QGLPixmapDropShadowFilter *filter = const_cast<QGLPixmapDropShadowFilter *>(this);
+        GLuint texture = generateBlurTexture(image.size(), GL_ALPHA);
 
-    int actualRadius = qRound(blurRadius());
-    int filterRadius = actualRadius;
-    m_singlePass = filterRadius <= 3;
+        glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, image.width(), image.height(), GL_ALPHA,
+                        GL_UNSIGNED_BYTE, image.bits());
 
-    if (!m_haveCached || filterRadius != m_cachedRadius) {
-        // Only regenerate the shader from source if parameters have changed.
-        m_haveCached = true;
-        m_cachedRadius = filterRadius;
-        QByteArray source = QGLPixmapBlurFilter::generateGaussianShader(filterRadius, m_singlePass, true);
-        filter->setSource(source);
+        info = new QGLBlurTextureInfo(image, texture, r);
     }
 
-    QRect targetRect = QRectF(src.rect()).translated(pos + offset()).adjusted(-actualRadius, -actualRadius, actualRadius, actualRadius).toAlignedRect();
-
-    if (m_singlePass) {
-        // prepare for updateUniforms
-        m_textureSize = src.size();
-
-        painter->save();
-        // ensure GL_LINEAR filtering is used
-        painter->setRenderHint(QPainter::SmoothPixmapTransform);
-        filter->setOnPainter(painter);
-        QBrush pixmapBrush = src;
-        pixmapBrush.setTransform(QTransform::fromTranslate(pos.x() + offset().x(), pos.y() + offset().y()));
-        painter->fillRect(targetRect, pixmapBrush);
-        filter->removeFromPainter(painter);
-        painter->restore();
-    } else {
-        QGLFramebufferObjectFormat format;
-        format.setInternalTextureFormat(GLenum(src.hasAlphaChannel() ? GL_RGBA : GL_RGB));
-        QGLFramebufferObject *fbo = qgl_fbo_pool()->acquire(targetRect.size(), format);
-
-        if (!fbo)
-            return false;
-
-        // prepare for updateUniforms
-        m_textureSize = src.size();
-
-        // horizontal pass, to pixmap
-        m_horizontalBlur = true;
-
-        QPainter fboPainter(fbo);
+    GLuint texture = info->texture();
 
-        glClearColor(0, 0, 0, 0);
-        glClear(GL_COLOR_BUFFER_BIT);
-
-        // ensure GL_LINEAR filtering is used
-        fboPainter.setRenderHint(QPainter::SmoothPixmapTransform);
-        fboPainter.setCompositionMode(QPainter::CompositionMode_Source);
-        filter->setOnPainter(&fboPainter);
-        QBrush pixmapBrush = src;
-        pixmapBrush.setTransform(QTransform::fromTranslate(actualRadius, actualRadius));
-        fboPainter.fillRect(QRect(0, 0, targetRect.width(), targetRect.height()), pixmapBrush);
-        filter->removeFromPainter(&fboPainter);
-        fboPainter.end();
-
-        QGL2PaintEngineEx *engine = static_cast<QGL2PaintEngineEx *>(painter->paintEngine());
+    filter->setOnPainter(painter);
 
-        // vertical pass, to painter
-        m_horizontalBlur = false;
-        m_textureSize = fbo->size();
+    QGL2PaintEngineEx *engine = static_cast<QGL2PaintEngineEx *>(painter->paintEngine());
+    painter->setRenderHint(QPainter::SmoothPixmapTransform);
 
-        painter->save();
-        // ensure GL_LINEAR filtering is used
-        painter->setRenderHint(QPainter::SmoothPixmapTransform);
-        filter->setOnPainter(painter);
-        engine->drawTexture(targetRect, fbo->texture(), fbo->size(), QRectF(0, fbo->height() - targetRect.height(), targetRect.width(), targetRect.height()));
-        filter->removeFromPainter(painter);
-        painter->restore();
+    engine->drawTexture(targetRect, texture, info->paddedImage().size(), info->paddedImage().rect());
 
-        qgl_fbo_pool()->release(fbo);
-    }
+    filter->removeFromPainter(painter);
 
     // Now draw the actual pixmap over the top.
     painter->drawPixmap(pos, src, srcRect);
 
+    blurTextureCache->insertBlurTextureInfo(src, info);
+
     return true;
 }
 
 void QGLPixmapDropShadowFilter::setUniforms(QGLShaderProgram *program)
 {
-    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-
     QColor col = color();
-    if (m_horizontalBlur && !m_singlePass) {
-        program->setUniformValue("shadowColor", 1.0f, 1.0f, 1.0f, 1.0f);
-    } else {
-        qreal alpha = col.alphaF();
-        program->setUniformValue("shadowColor", col.redF() * alpha,
-                                                col.greenF() * alpha,
-                                                col.blueF() * alpha,
-                                                alpha);
-    }
-
-    if (m_hints & QGraphicsBlurEffect::QualityHint) {
-        if (m_singlePass)
-            program->setUniformValue("delta", 1.0 / m_textureSize.width(), 1.0 / m_textureSize.height());
-        else if (m_horizontalBlur)
-            program->setUniformValue("delta", 1.0 / m_textureSize.width(), 0.0);
-        else
-            program->setUniformValue("delta", 0.0, 1.0 / m_textureSize.height());
-    } else {
-        qreal blur = blurRadius() / qreal(m_cachedRadius);
-
-        if (m_singlePass)
-            program->setUniformValue("delta", blur / m_textureSize.width(), blur / m_textureSize.height());
-        else if (m_horizontalBlur)
-            program->setUniformValue("delta", blur / m_textureSize.width(), 0.0);
-        else
-            program->setUniformValue("delta", 0.0, blur / m_textureSize.height());
-    }
+    qreal alpha = col.alphaF();
+    program->setUniformValue("shadowColor", col.redF() * alpha,
+                                            col.greenF() * alpha,
+                                            col.blueF() * alpha,
+                                            alpha);
 }
 
 QT_END_NAMESPACE
diff --git a/src/openvg/openvg.pro b/src/openvg/openvg.pro
index 8927c4c..c8c9917 100644
--- a/src/openvg/openvg.pro
+++ b/src/openvg/openvg.pro
@@ -16,11 +16,13 @@ HEADERS += \
     qpaintengine_vg_p.h \
     qpixmapdata_vg_p.h \
     qpixmapfilter_vg_p.h \
-    qvgcompositionhelper_p.h
+    qvgcompositionhelper_p.h \
+    qvgimagepool_p.h
 SOURCES += \
     qpaintengine_vg.cpp \
     qpixmapdata_vg.cpp \
-    qpixmapfilter_vg.cpp
+    qpixmapfilter_vg.cpp \
+    qvgimagepool.cpp
 
 contains(QT_CONFIG, egl) {
     HEADERS += \
diff --git a/src/openvg/qpaintengine_vg.cpp b/src/openvg/qpaintengine_vg.cpp
index 6b829dd..04fee08 100644
--- a/src/openvg/qpaintengine_vg.cpp
+++ b/src/openvg/qpaintengine_vg.cpp
@@ -43,6 +43,7 @@
 #include "qpixmapdata_vg_p.h"
 #include "qpixmapfilter_vg_p.h"
 #include "qvgcompositionhelper_p.h"
+#include "qvgimagepool_p.h"
 #if !defined(QT_NO_EGL)
 #include <QtGui/private/qegl_p.h>
 #include "qwindowsurface_vgegl_p.h"
@@ -1018,7 +1019,7 @@ static VGImage toVGImage
 
     const uchar *pixels = img.bits();
 
-    VGImage vgImg = vgCreateImage
+    VGImage vgImg = QVGImagePool::instance()->createPermanentImage
         (format, img.width(), img.height(), VG_IMAGE_QUALITY_FASTER);
     vgImageSubData
         (vgImg, pixels, img.bytesPerLine(), format, 0, 0,
@@ -1063,7 +1064,7 @@ static VGImage toVGImageSubRect
     const uchar *pixels = img.bits() + bpp * sr.x() +
                           img.bytesPerLine() * sr.y();
 
-    VGImage vgImg = vgCreateImage
+    VGImage vgImg = QVGImagePool::instance()->createPermanentImage
         (format, sr.width(), sr.height(), VG_IMAGE_QUALITY_FASTER);
     vgImageSubData
         (vgImg, pixels, img.bytesPerLine(), format, 0, 0,
@@ -1084,7 +1085,7 @@ static VGImage toVGImageWithOpacity(const QImage & image, qreal opacity)
 
     const uchar *pixels = img.bits();
 
-    VGImage vgImg = vgCreateImage
+    VGImage vgImg = QVGImagePool::instance()->createPermanentImage
         (VG_sARGB_8888_PRE, img.width(), img.height(), VG_IMAGE_QUALITY_FASTER);
     vgImageSubData
         (vgImg, pixels, img.bytesPerLine(), VG_sARGB_8888_PRE, 0, 0,
@@ -1106,7 +1107,7 @@ static VGImage toVGImageWithOpacitySubRect
 
     const uchar *pixels = img.bits();
 
-    VGImage vgImg = vgCreateImage
+    VGImage vgImg = QVGImagePool::instance()->createPermanentImage
         (VG_sARGB_8888_PRE, img.width(), img.height(), VG_IMAGE_QUALITY_FASTER);
     vgImageSubData
         (vgImg, pixels, img.bytesPerLine(), VG_sARGB_8888_PRE, 0, 0,
@@ -1194,6 +1195,12 @@ VGPaintType QVGPaintEnginePrivate::setBrush
             if (pd->classId() == QPixmapData::OpenVGClass) {
                 QVGPixmapData *vgpd = static_cast<QVGPixmapData *>(pd);
                 vgImg = vgpd->toVGImage();
+
+                // We don't want the pool to reclaim this image
+                // because we cannot predict when the paint object
+                // will stop using it.  Replacing the image with
+                // new data will make the paint object invalid.
+                vgpd->detachImageFromPool();
             } else {
                 vgImg = toVGImage(*(pd->buffer()));
                 deref = true;
@@ -1201,6 +1208,7 @@ VGPaintType QVGPaintEnginePrivate::setBrush
         } else if (pd->classId() == QPixmapData::OpenVGClass) {
             QVGPixmapData *vgpd = static_cast<QVGPixmapData *>(pd);
             vgImg = vgpd->toVGImage(opacity);
+            vgpd->detachImageFromPool();
         } else {
             vgImg = toVGImageWithOpacity(*(pd->buffer()), opacity);
             deref = true;
diff --git a/src/openvg/qpixmapdata_vg.cpp b/src/openvg/qpixmapdata_vg.cpp
index af6f0f0..358ec4d 100644
--- a/src/openvg/qpixmapdata_vg.cpp
+++ b/src/openvg/qpixmapdata_vg.cpp
@@ -43,6 +43,7 @@
 #include "qpaintengine_vg_p.h"
 #include <QtGui/private/qdrawhelper_p.h>
 #include "qvg_p.h"
+#include "qvgimagepool_p.h"
 
 #ifdef QT_SYMBIAN_SUPPORTS_SGIMAGE
 #include <graphics/sgimage.h>
@@ -63,6 +64,8 @@ QVGPixmapData::QVGPixmapData(PixelType type)
     vgImageOpacity = VG_INVALID_HANDLE;
     cachedOpacity = 1.0f;
     recreate = true;
+    inImagePool = false;
+    inLRU = false;
 #if !defined(QT_NO_EGL)
     context = 0;
     qt_vg_register_pixmap(this);
@@ -78,32 +81,43 @@ QVGPixmapData::~QVGPixmapData()
 #endif
 }
 
+void QVGPixmapData::destroyImages()
+{
+    if (inImagePool) {
+        QVGImagePool *pool = QVGImagePool::instance();
+        if (vgImage != VG_INVALID_HANDLE)
+            pool->releaseImage(this, vgImage);
+        if (vgImageOpacity != VG_INVALID_HANDLE)
+            pool->releaseImage(this, vgImageOpacity);
+    } else {
+        if (vgImage != VG_INVALID_HANDLE)
+            vgDestroyImage(vgImage);
+        if (vgImageOpacity != VG_INVALID_HANDLE)
+            vgDestroyImage(vgImageOpacity);
+    }
+    vgImage = VG_INVALID_HANDLE;
+    vgImageOpacity = VG_INVALID_HANDLE;
+    inImagePool = false;
+}
+
 void QVGPixmapData::destroyImageAndContext()
 {
     if (vgImage != VG_INVALID_HANDLE) {
         // We need to have a context current to destroy the image.
 #if !defined(QT_NO_EGL)
         if (context->isCurrent()) {
-            vgDestroyImage(vgImage);
-            if (vgImageOpacity != VG_INVALID_HANDLE)
-                vgDestroyImage(vgImageOpacity);
+            destroyImages();
         } else {
             // We don't currently have a widget surface active, but we
             // need a surface to make the context current.  So use the
             // shared pbuffer surface instead.
             context->makeCurrent(qt_vg_shared_surface());
-            vgDestroyImage(vgImage);
-            if (vgImageOpacity != VG_INVALID_HANDLE)
-                vgDestroyImage(vgImageOpacity);
+            destroyImages();
             context->lazyDoneCurrent();
         }
 #else
-        vgDestroyImage(vgImage);
-        if (vgImageOpacity != VG_INVALID_HANDLE)
-            vgDestroyImage(vgImageOpacity);
+        destroyImages();
 #endif
-        vgImage = VG_INVALID_HANDLE;
-        vgImageOpacity = VG_INVALID_HANDLE;
     }
 #if !defined(QT_NO_EGL)
     if (context) {
@@ -234,26 +248,22 @@ VGImage QVGPixmapData::toVGImage()
         context = qt_vg_create_context(0, QInternal::Pixmap);
 #endif
 
-    if (recreate && prevSize != QSize(w, h)) {
-        if (vgImage != VG_INVALID_HANDLE) {
-            vgDestroyImage(vgImage);
-            vgImage = VG_INVALID_HANDLE;
-        }
-        if (vgImageOpacity != VG_INVALID_HANDLE) {
-            vgDestroyImage(vgImageOpacity);
-            vgImageOpacity = VG_INVALID_HANDLE;
-        }
-    } else if (recreate) {
+    if (recreate && prevSize != QSize(w, h))
+        destroyImages();
+    else if (recreate)
         cachedOpacity = -1.0f;  // Force opacity image to be refreshed later.
-    }
 
     if (vgImage == VG_INVALID_HANDLE) {
-        vgImage = vgCreateImage
-            (VG_sARGB_8888_PRE, w, h, VG_IMAGE_QUALITY_FASTER);
+        vgImage = QVGImagePool::instance()->createImageForPixmap
+            (VG_sARGB_8888_PRE, w, h, VG_IMAGE_QUALITY_FASTER, this);
 
         // Bail out if we run out of GPU memory - try again next time.
         if (vgImage == VG_INVALID_HANDLE)
             return VG_INVALID_HANDLE;
+
+        inImagePool = true;
+    } else if (inImagePool) {
+        QVGImagePool::instance()->useImage(this);
     }
 
     if (!source.isNull() && recreate) {
@@ -282,8 +292,13 @@ VGImage QVGPixmapData::toVGImage(qreal opacity)
     // Create an alternative image for the selected opacity.
     if (vgImageOpacity == VG_INVALID_HANDLE || cachedOpacity != opacity) {
         if (vgImageOpacity == VG_INVALID_HANDLE) {
-            vgImageOpacity = vgCreateImage
-                (VG_sARGB_8888_PRE, w, h, VG_IMAGE_QUALITY_FASTER);
+            if (inImagePool) {
+                vgImageOpacity = QVGImagePool::instance()->createImageForPixmap
+                    (VG_sARGB_8888_PRE, w, h, VG_IMAGE_QUALITY_FASTER, this);
+            } else {
+                vgImageOpacity = vgCreateImage
+                    (VG_sARGB_8888_PRE, w, h, VG_IMAGE_QUALITY_FASTER);
+            }
 
             // Bail out if we run out of GPU memory - try again next time.
             if (vgImageOpacity == VG_INVALID_HANDLE)
@@ -308,6 +323,14 @@ VGImage QVGPixmapData::toVGImage(qreal opacity)
 #endif
 }
 
+void QVGPixmapData::detachImageFromPool()
+{
+    if (inImagePool) {
+        QVGImagePool::instance()->detachImage(this);
+        inImagePool = false;
+    }
+}
+
 void QVGPixmapData::hibernate()
 {
     // If the image was imported (e.g, from an SgImage under Symbian),
@@ -319,6 +342,14 @@ void QVGPixmapData::hibernate()
     destroyImageAndContext();
 }
 
+void QVGPixmapData::reclaimImages()
+{
+    if (!inImagePool)
+        return;
+    forceToImage();
+    destroyImages();
+}
+
 extern int qt_defaultDpiX();
 extern int qt_defaultDpiY();
 
@@ -411,14 +442,7 @@ void QVGPixmapData::fromNativeType(void* pixmap, NativeType type)
         if (!context)
             context = qt_vg_create_context(0, QInternal::Pixmap);
 
-        if (vgImage != VG_INVALID_HANDLE) {
-            vgDestroyImage(vgImage);
-            vgImage = VG_INVALID_HANDLE;
-        }
-        if (vgImageOpacity != VG_INVALID_HANDLE) {
-            vgDestroyImage(vgImageOpacity);
-            vgImageOpacity = VG_INVALID_HANDLE;
-        }
+        destroyImages();
         prevSize = QSize();
 
         TInt err = 0;
diff --git a/src/openvg/qpixmapdata_vg_p.h b/src/openvg/qpixmapdata_vg_p.h
index c0bb098..4ff95c1 100644
--- a/src/openvg/qpixmapdata_vg_p.h
+++ b/src/openvg/qpixmapdata_vg_p.h
@@ -63,6 +63,7 @@ class RSGImage;
 QT_BEGIN_NAMESPACE
 
 class QEglContext;
+class QVGImagePool;
 
 #if !defined(QT_NO_EGL)
 class QVGPixmapData;
@@ -101,6 +102,9 @@ public:
     // Return the VGImage form for a specific opacity setting.
     virtual VGImage toVGImage(qreal opacity);
 
+    // Detach this image from the image pool.
+    virtual void detachImageFromPool();
+
     // Release the VG resources associated with this pixmap and copy
     // the pixmap's contents out of the GPU back into main memory.
     // The VG resource will be automatically recreated the next time
@@ -109,6 +113,10 @@ public:
     // process via a SgImage).
     virtual void hibernate();
 
+    // Called when the QVGImagePool wants to reclaim this pixmap's
+    // VGImage objects to reuse storage.
+    virtual void reclaimImages();
+
     QSize size() const { return QSize(w, h); }
 
 #if defined(Q_OS_SYMBIAN)
@@ -123,8 +131,13 @@ protected:
     void cleanup();
 #endif
 
-#if !defined(QT_NO_EGL)
 private:
+    QVGPixmapData *nextLRU;
+    QVGPixmapData *prevLRU;
+    bool inLRU;
+    friend class QVGImagePool;
+
+#if !defined(QT_NO_EGL)
     QVGPixmapData *next;
     QVGPixmapData *prev;
 
@@ -140,6 +153,7 @@ protected:
     qreal cachedOpacity;
     mutable QImage source;
     mutable bool recreate;
+    bool inImagePool;
 #if !defined(QT_NO_EGL)
     mutable QEglContext *context;
 #endif
@@ -148,6 +162,7 @@ protected:
     QImage::Format sourceFormat() const;
 
     void destroyImageAndContext();
+    void destroyImages();
 };
 
 QT_END_NAMESPACE
diff --git a/src/openvg/qpixmapfilter_vg.cpp b/src/openvg/qpixmapfilter_vg.cpp
index e17c728..aa526ed 100644
--- a/src/openvg/qpixmapfilter_vg.cpp
+++ b/src/openvg/qpixmapfilter_vg.cpp
@@ -40,6 +40,7 @@
 ****************************************************************************/
 
 #include "qpixmapfilter_vg_p.h"
+#include "qvgimagepool_p.h"
 #include <QtCore/qvarlengtharray.h>
 #include <QtGui/qpainter.h>
 
@@ -82,9 +83,9 @@ void QVGPixmapConvolutionFilter::draw
         return;
 
     QSize size = pd->size();
-    VGImage dstImage = vgCreateImage
+    VGImage dstImage = QVGImagePool::instance()->createTemporaryImage
         (VG_sARGB_8888_PRE, size.width(), size.height(),
-         VG_IMAGE_QUALITY_FASTER);
+         VG_IMAGE_QUALITY_FASTER, pd);
     if (dstImage == VG_INVALID_HANDLE)
         return;
 
@@ -124,7 +125,7 @@ void QVGPixmapConvolutionFilter::draw
 
     if(child != dstImage)
         vgDestroyImage(child);
-    vgDestroyImage(dstImage);
+    QVGImagePool::instance()->releaseImage(0, dstImage);
 }
 
 QVGPixmapColorizeFilter::QVGPixmapColorizeFilter()
@@ -155,9 +156,9 @@ void QVGPixmapColorizeFilter::draw(QPainter *painter, const QPointF &dest, const
         return;
 
     QSize size = pd->size();
-    VGImage dstImage = vgCreateImage
+    VGImage dstImage = QVGImagePool::instance()->createTemporaryImage
         (VG_sARGB_8888_PRE, size.width(), size.height(),
-         VG_IMAGE_QUALITY_FASTER);
+         VG_IMAGE_QUALITY_FASTER, pd);
     if (dstImage == VG_INVALID_HANDLE)
         return;
 
@@ -217,7 +218,7 @@ void QVGPixmapColorizeFilter::draw(QPainter *painter, const QPointF &dest, const
 
     if(child != dstImage)
         vgDestroyImage(child);
-    vgDestroyImage(dstImage);
+    QVGImagePool::instance()->releaseImage(0, dstImage);
 }
 
 QVGPixmapDropShadowFilter::QVGPixmapDropShadowFilter()
@@ -248,9 +249,9 @@ void QVGPixmapDropShadowFilter::draw(QPainter *painter, const QPointF &dest, con
         return;
 
     QSize size = pd->size();
-    VGImage dstImage = vgCreateImage
+    VGImage dstImage = QVGImagePool::instance()->createTemporaryImage
         (VG_A_8, size.width(), size.height(),
-         VG_IMAGE_QUALITY_FASTER);
+         VG_IMAGE_QUALITY_FASTER, pd);
     if (dstImage == VG_INVALID_HANDLE)
         return;
 
@@ -282,7 +283,7 @@ void QVGPixmapDropShadowFilter::draw(QPainter *painter, const QPointF &dest, con
 
     if(child != dstImage)
         vgDestroyImage(child);
-    vgDestroyImage(dstImage);
+    QVGImagePool::instance()->releaseImage(0, dstImage);
 
     // Now draw the actual pixmap over the top.
     painter->drawPixmap(dest, src, srect);
@@ -316,9 +317,9 @@ void QVGPixmapBlurFilter::draw(QPainter *painter, const QPointF &dest, const QPi
         return;
 
     QSize size = pd->size();
-    VGImage dstImage = vgCreateImage
+    VGImage dstImage = QVGImagePool::instance()->createTemporaryImage
         (VG_sARGB_8888_PRE, size.width(), size.height(),
-         VG_IMAGE_QUALITY_FASTER);
+         VG_IMAGE_QUALITY_FASTER, pd);
     if (dstImage == VG_INVALID_HANDLE)
         return;
 
@@ -347,7 +348,7 @@ void QVGPixmapBlurFilter::draw(QPainter *painter, const QPointF &dest, const QPi
 
     if(child != dstImage)
         vgDestroyImage(child);
-    vgDestroyImage(dstImage);
+    QVGImagePool::instance()->releaseImage(0, dstImage);
 }
 
 #endif
diff --git a/src/openvg/qvgimagepool.cpp b/src/openvg/qvgimagepool.cpp
new file mode 100644
index 0000000..93e6e03
--- /dev/null
+++ b/src/openvg/qvgimagepool.cpp
@@ -0,0 +1,215 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtOpenVG module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qvgimagepool_p.h"
+#include "qpixmapdata_vg_p.h"
+
+QT_BEGIN_NAMESPACE
+
+static QVGImagePool *qt_vg_image_pool = 0;
+
+class QVGImagePoolPrivate
+{
+public:
+    QVGImagePoolPrivate() : lruFirst(0), lruLast(0) {}
+
+    QVGPixmapData *lruFirst;
+    QVGPixmapData *lruLast;
+};
+
+QVGImagePool::QVGImagePool()
+    : d_ptr(new QVGImagePoolPrivate())
+{
+}
+
+QVGImagePool::~QVGImagePool()
+{
+}
+
+QVGImagePool *QVGImagePool::instance()
+{
+    if (!qt_vg_image_pool)
+        qt_vg_image_pool = new QVGImagePool();
+    return qt_vg_image_pool;
+}
+
+void QVGImagePool::setImagePool(QVGImagePool *pool)
+{
+    if (qt_vg_image_pool != pool)
+        delete qt_vg_image_pool;
+    qt_vg_image_pool = pool;
+}
+
+VGImage QVGImagePool::createTemporaryImage(VGImageFormat format,
+                                           VGint width, VGint height,
+                                           VGbitfield allowedQuality,
+                                           QVGPixmapData *keepData)
+{
+    VGImage image;
+    do {
+        image = vgCreateImage(format, width, height, allowedQuality);
+        if (image != VG_INVALID_HANDLE)
+            return image;
+    } while (reclaimSpace(format, width, height, keepData));
+    qWarning("QVGImagePool: cannot reclaim sufficient space for a %dx%d temporary image",
+             width, height);
+    return VG_INVALID_HANDLE;
+}
+
+VGImage QVGImagePool::createImageForPixmap(VGImageFormat format,
+                                           VGint width, VGint height,
+                                           VGbitfield allowedQuality,
+                                           QVGPixmapData *data)
+{
+    VGImage image;
+    do {
+        image = vgCreateImage(format, width, height, allowedQuality);
+        if (image != VG_INVALID_HANDLE) {
+            if (data)
+                moveToHeadOfLRU(data);
+            return image;
+        }
+    } while (reclaimSpace(format, width, height, data));
+    qWarning("QVGImagePool: cannot reclaim sufficient space for a %dx%d pixmap",
+             width, height);
+    return VG_INVALID_HANDLE;
+}
+
+VGImage QVGImagePool::createPermanentImage(VGImageFormat format,
+                                           VGint width, VGint height,
+                                           VGbitfield allowedQuality)
+{
+    VGImage image;
+    do {
+        image = vgCreateImage(format, width, height, allowedQuality);
+        if (image != VG_INVALID_HANDLE)
+            return image;
+    } while (reclaimSpace(format, width, height, 0));
+    qWarning("QVGImagePool: cannot reclaim sufficient space for a %dx%d image",
+             width, height);
+    return VG_INVALID_HANDLE;
+}
+
+void QVGImagePool::releaseImage(QVGPixmapData *data, VGImage image)
+{
+    // Very simple strategy at the moment: just destroy the image.
+    if (data)
+        removeFromLRU(data);
+    vgDestroyImage(image);
+}
+
+void QVGImagePool::useImage(QVGPixmapData *data)
+{
+    moveToHeadOfLRU(data);
+}
+
+void QVGImagePool::detachImage(QVGPixmapData *data)
+{
+    removeFromLRU(data);
+}
+
+bool QVGImagePool::reclaimSpace(VGImageFormat format,
+                                VGint width, VGint height,
+                                QVGPixmapData *data)
+{
+    Q_UNUSED(format);   // For future use in picking the best image to eject.
+    Q_UNUSED(width);
+    Q_UNUSED(height);
+
+    if (data)
+        moveToHeadOfLRU(data);
+
+    QVGPixmapData *lrudata = pixmapLRU();
+    if (lrudata && lrudata != data) {
+        lrudata->reclaimImages();
+        return true;
+    }
+
+    return false;
+}
+
+void QVGImagePool::hibernate()
+{
+    // Nothing to do here at the moment since the pool does not
+    // retain VGImage's after they have been released.
+}
+
+void QVGImagePool::moveToHeadOfLRU(QVGPixmapData *data)
+{
+    Q_D(QVGImagePool);
+    if (data->inLRU) {
+        if (!data->prevLRU)
+            return;     // Already at the head of the list.
+        removeFromLRU(data);
+    }
+    data->inLRU = true;
+    data->nextLRU = d->lruFirst;
+    data->prevLRU = 0;
+    if (d->lruFirst)
+        d->lruFirst->prevLRU = data;
+    else
+        d->lruLast = data;
+    d->lruFirst = data;
+}
+
+void QVGImagePool::removeFromLRU(QVGPixmapData *data)
+{
+    Q_D(QVGImagePool);
+    if (!data->inLRU)
+        return;
+    if (data->nextLRU)
+        data->nextLRU->prevLRU = data->prevLRU;
+    else
+        d->lruLast = data->prevLRU;
+    if (data->prevLRU)
+        data->prevLRU->nextLRU = data->nextLRU;
+    else
+        d->lruFirst = data->nextLRU;
+    data->inLRU = false;
+}
+
+QVGPixmapData *QVGImagePool::pixmapLRU()
+{
+    Q_D(QVGImagePool);
+    return d->lruLast;
+}
+
+QT_END_NAMESPACE
diff --git a/src/openvg/qvgimagepool_p.h b/src/openvg/qvgimagepool_p.h
new file mode 100644
index 0000000..66a4998
--- /dev/null
+++ b/src/openvg/qvgimagepool_p.h
@@ -0,0 +1,157 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtOpenVG module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QVGIMAGEPOOL_P_H
+#define QVGIMAGEPOOL_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience
+// of other Qt classes.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "qvg.h"
+#include <QtCore/qscopedpointer.h>
+
+QT_BEGIN_NAMESPACE
+
+class QVGPixmapData;
+class QVGImagePoolPrivate;
+
+class Q_OPENVG_EXPORT QVGImagePool
+{
+public:
+    QVGImagePool();
+    virtual ~QVGImagePool();
+
+    static QVGImagePool *instance();
+
+    // This function can be used from system-specific graphics system
+    // plugins to alter the image allocation strategy.
+    static void setImagePool(QVGImagePool *pool);
+
+    // Create a new VGImage from the pool with the specified parameters
+    // that is not associated with a pixmap.  The VGImage is returned to
+    // the pool when releaseImage() is called.
+    //
+    // This function will call reclaimSpace() when vgCreateImage() fails.
+    //
+    // This function is typically called when allocating temporary
+    // VGImage's for pixmap filters.  The "keepData" object will not
+    // be reclaimed if reclaimSpace() needs to be called.
+    virtual VGImage createTemporaryImage(VGImageFormat format,
+                                         VGint width, VGint height,
+                                         VGbitfield allowedQuality,
+                                         QVGPixmapData *keepData = 0);
+
+    // Create a new VGImage with the specified parameters and associate
+    // it with "data".  The QVGPixmapData will be notified when the
+    // VGImage needs to be reclaimed by the pool.
+    //
+    // This function will call reclaimSpace() when vgCreateImage() fails.
+    virtual VGImage createImageForPixmap(VGImageFormat format,
+                                         VGint width, VGint height,
+                                         VGbitfield allowedQuality,
+                                         QVGPixmapData *data);
+
+    // Create a permanent VGImage with the specified parameters.
+    // If there is insufficient space for the vgCreateImage call,
+    // then this function will call reclaimSpace() and try again.
+    //
+    // The caller is responsible for calling vgDestroyImage()
+    // when it no longer needs the VGImage, as the image is not
+    // recorded in the image pool.
+    //
+    // This function is typically used for pattern brushes where
+    // the OpenVG engine is responsible for managing the lifetime
+    // of the VGImage, destroying it automatically when the brush
+    // is no longer in use.
+    virtual VGImage createPermanentImage(VGImageFormat format,
+                                         VGint width, VGint height,
+                                         VGbitfield allowedQuality);
+
+    // Release a VGImage that is no longer required.
+    virtual void releaseImage(QVGPixmapData *data, VGImage image);
+
+    // Notify the pool that a QVGPixmapData object is using
+    // an image again.  This allows the pool to move the image
+    // within a least-recently-used list of QVGPixmapData objects.
+    virtual void useImage(QVGPixmapData *data);
+
+    // Notify the pool that the VGImage's associated with a
+    // QVGPixmapData are being detached from the pool.  The caller
+    // will become responsible for calling vgDestroyImage().
+    virtual void detachImage(QVGPixmapData *data);
+
+    // Reclaim space for an image allocation with the specified parameters.
+    // Returns true if space was reclaimed, or false if there is no
+    // further space that can be reclaimed.  The "data" parameter
+    // indicates the pixmap that is trying to obtain space which should
+    // not itself be reclaimed.
+    virtual bool reclaimSpace(VGImageFormat format,
+                              VGint width, VGint height,
+                              QVGPixmapData *data);
+
+    // Hibernate the image pool because the context is about to be
+    // destroyed.  All VGImage's left in the pool should be released.
+    virtual void hibernate();
+
+protected:
+    // Helper functions for managing the LRU list of QVGPixmapData objects.
+    void moveToHeadOfLRU(QVGPixmapData *data);
+    void removeFromLRU(QVGPixmapData *data);
+    QVGPixmapData *pixmapLRU();
+
+private:
+    QScopedPointer<QVGImagePoolPrivate> d_ptr;
+
+    Q_DECLARE_PRIVATE(QVGImagePool)
+    Q_DISABLE_COPY(QVGImagePool)
+};
+
+QT_END_NAMESPACE
+
+#endif
diff --git a/src/openvg/qwindowsurface_vgegl.cpp b/src/openvg/qwindowsurface_vgegl.cpp
index 1571083..bda6096 100644
--- a/src/openvg/qwindowsurface_vgegl.cpp
+++ b/src/openvg/qwindowsurface_vgegl.cpp
@@ -42,6 +42,7 @@
 #include "qwindowsurface_vgegl_p.h"
 #include "qpaintengine_vg_p.h"
 #include "qpixmapdata_vg_p.h"
+#include "qvgimagepool_p.h"
 #include "qvg_p.h"
 
 #if !defined(QT_NO_EGL)
@@ -360,6 +361,9 @@ void qt_vg_hibernate_pixmaps(QVGSharedContext *shared)
         pd = pd->next;
     }
 
+    // Hibernate any remaining VGImage's in the image pool.
+    QVGImagePool::instance()->hibernate();
+
     // Don't need the current context any more.
     shared->context->lazyDoneCurrent();
 
diff --git a/src/qt_install.pri b/src/qt_install.pri
index ebeac8d..5b29942 100644
--- a/src/qt_install.pri
+++ b/src/qt_install.pri
@@ -30,6 +30,12 @@ qt_install_headers {
     targ_headers.files = $$INSTALL_HEADERS
     targ_headers.path = $$[QT_INSTALL_HEADERS]/$$TARGET
     INSTALLS += targ_headers
+
+    contains(QT_CONFIG,private_tests) {
+        private_headers.files = $$SYNCQT.PRIVATE_HEADER_FILES
+        private_headers.path = $$[QT_INSTALL_HEADERS]/$$TARGET/private
+        INSTALLS += private_headers
+    }
 }
 
 embedded:equals(TARGET, QtGui) {
diff --git a/src/s60installs/eabi/QtGuiu.def b/src/s60installs/eabi/QtGuiu.def
index 429ca79..bfad2e7 100644
--- a/src/s60installs/eabi/QtGuiu.def
+++ b/src/s60installs/eabi/QtGuiu.def
@@ -11741,4 +11741,45 @@ EXPORTS
 	_ZN11QVectorPathD2Ev @ 11740 NONAME
 	_ZNK11QVectorPath12addCacheDataEP14QPaintEngineExPvPFvS1_S2_E @ 11741 NONAME
 	_ZNK20QGraphicsItemPrivate20discardUpdateRequestEbbb @ 11742 NONAME
+	_ZN11QEglContext10extensionsEv @ 11743 NONAME
+	_ZN11QEglContext10getDisplayEP12QPaintDevice @ 11744 NONAME
+	_ZN11QEglContext10waitClientEv @ 11745 NONAME
+	_ZN11QEglContext10waitNativeEv @ 11746 NONAME
+	_ZN11QEglContext11doneCurrentEv @ 11747 NONAME
+	_ZN11QEglContext11errorStringEi @ 11748 NONAME
+	_ZN11QEglContext11makeCurrentEi @ 11749 NONAME
+	_ZN11QEglContext11openDisplayEP12QPaintDevice @ 11750 NONAME
+	_ZN11QEglContext11swapBuffersEi @ 11751 NONAME
+	_ZN11QEglContext12chooseConfigERK14QEglPropertiesN4QEgl16PixelFormatMatchE @ 11752 NONAME
+	_ZN11QEglContext12hasExtensionEPKc @ 11753 NONAME
+	_ZN11QEglContext13createContextEPS_PK14QEglProperties @ 11754 NONAME
+	_ZN11QEglContext13createSurfaceEP12QPaintDevicePK14QEglProperties @ 11755 NONAME
+	_ZN11QEglContext14currentContextEN4QEgl3APIE @ 11756 NONAME
+	_ZN11QEglContext14defaultDisplayEP12QPaintDevice @ 11757 NONAME
+	_ZN11QEglContext14destroySurfaceEi @ 11758 NONAME
+	_ZN11QEglContext14dumpAllConfigsEv @ 11759 NONAME
+	_ZN11QEglContext15lazyDoneCurrentEv @ 11760 NONAME
+	_ZN11QEglContext17setCurrentContextEN4QEgl3APIEPS_ @ 11761 NONAME
+	_ZN11QEglContext7destroyEv @ 11762 NONAME
+	_ZN11QEglContextC1Ev @ 11763 NONAME
+	_ZN11QEglContextC2Ev @ 11764 NONAME
+	_ZN11QEglContextD1Ev @ 11765 NONAME
+	_ZN11QEglContextD2Ev @ 11766 NONAME
+	_ZN14QEglProperties11removeValueEi @ 11767 NONAME
+	_ZN14QEglProperties14dumpAllConfigsEv @ 11768 NONAME
+	_ZN14QEglProperties14setPixelFormatEN6QImage6FormatE @ 11769 NONAME
+	_ZN14QEglProperties17setRenderableTypeEN4QEgl3APIE @ 11770 NONAME
+	_ZN14QEglProperties19reduceConfigurationEv @ 11771 NONAME
+	_ZN14QEglProperties20setPaintDeviceFormatEP12QPaintDevice @ 11772 NONAME
+	_ZN14QEglProperties8setValueEii @ 11773 NONAME
+	_ZN14QEglPropertiesC1Ei @ 11774 NONAME
+	_ZN14QEglPropertiesC1Ev @ 11775 NONAME
+	_ZN14QEglPropertiesC2Ei @ 11776 NONAME
+	_ZN14QEglPropertiesC2Ev @ 11777 NONAME
+	_ZNK11QEglContext12configAttribEiPi @ 11778 NONAME
+	_ZNK11QEglContext16configPropertiesEi @ 11779 NONAME
+	_ZNK11QEglContext7isValidEv @ 11780 NONAME
+	_ZNK11QEglContext9isCurrentEv @ 11781 NONAME
+	_ZNK14QEglProperties5valueEi @ 11782 NONAME
+	_ZNK14QEglProperties8toStringEv @ 11783 NONAME
 
diff --git a/src/s60installs/eabi/QtOpenVGu.def b/src/s60installs/eabi/QtOpenVGu.def
index 8458983..7526632 100644
--- a/src/s60installs/eabi/QtOpenVGu.def
+++ b/src/s60installs/eabi/QtOpenVGu.def
@@ -1,8 +1,8 @@
 EXPORTS
 	_Z16qPixmapToVGImageRK7QPixmap @ 1 NONAME
-	_Z20qt_vg_create_contextP12QPaintDevice @ 2 NONAME
+	_Z20qt_vg_create_contextP12QPaintDevice @ 2 NONAME ABSENT
 	_Z20qt_vg_shared_surfacev @ 3 NONAME
-	_Z21qt_vg_destroy_contextP11QEglContext @ 4 NONAME
+	_Z21qt_vg_destroy_contextP11QEglContext @ 4 NONAME ABSENT
 	_Z24qt_vg_image_to_vg_formatN6QImage6FormatE @ 5 NONAME
 	_Z25qt_vg_config_to_vg_formatP11QEglContext @ 6 NONAME
 	_Z25qt_vg_create_paint_enginev @ 7 NONAME
@@ -169,4 +169,8 @@ EXPORTS
 	_ZThn8_NK16QVGWindowSurface6metricEN12QPaintDevice17PaintDeviceMetricE @ 168 NONAME
 	_ZN14QVGPaintEngine10fillRegionERK7QRegionRK6QColorRK5QSize @ 169 NONAME
 	_ZN20QVGCompositionHelper10blitWindowEmRK5QSizeRK5QRectRK6QPointi @ 170 NONAME
+	_Z20qt_vg_create_contextP12QPaintDevicei @ 171 NONAME
+	_Z21qt_vg_destroy_contextP11QEglContexti @ 172 NONAME
+	_ZN13QVGPixmapData22destroyImageAndContextEv @ 173 NONAME
+	_ZN13QVGPixmapData9hibernateEv @ 174 NONAME
 
diff --git a/src/script/api/qscriptengine.cpp b/src/script/api/qscriptengine.cpp
index b6aa872..1879367 100644
--- a/src/script/api/qscriptengine.cpp
+++ b/src/script/api/qscriptengine.cpp
@@ -33,6 +33,7 @@
 #include "qscriptvalue_p.h"
 #include "qscriptvalueiterator.h"
 #include "qscriptclass.h"
+#include "qscriptcontextinfo.h"
 #include "qscriptprogram.h"
 #include "qscriptprogram_p.h"
 #include "qdebug.h"
@@ -698,9 +699,9 @@ JSC::JSValue JSC_HOST_CALL functionQsTr(JSC::ExecState *exec, JSC::JSObject*, JS
         return JSC::throwError(exec, JSC::GeneralError, "qsTranslate(): third argument (n) must be a number");
 #ifndef QT_NO_QOBJECT
     QString context;
-// ### implement context resolution
-//    if (ctx->parentContext())
-//        context = QFileInfo(ctx->parentContext()->fileName()).baseName();
+    QScriptContext *ctx = QScriptEnginePrivate::contextForFrame(exec);
+    if (ctx && ctx->parentContext())
+        context = QFileInfo(QScriptContextInfo(ctx->parentContext()).fileName()).baseName();
 #endif
     QString text(args.at(0).toString(exec));
 #ifndef QT_NO_QOBJECT
diff --git a/src/sql/drivers/sqlite/qsql_sqlite.cpp b/src/sql/drivers/sqlite/qsql_sqlite.cpp
index 8355de2..c62f15c 100644
--- a/src/sql/drivers/sqlite/qsql_sqlite.cpp
+++ b/src/sql/drivers/sqlite/qsql_sqlite.cpp
@@ -122,14 +122,14 @@ public:
 
     sqlite3_stmt *stmt;
 
-    uint skippedStatus: 1; // the status of the fetchNext() that's skipped
-    uint skipRow: 1; // skip the next fetchNext()?
-    uint utf8: 1;
+    bool skippedStatus; // the status of the fetchNext() that's skipped
+    bool skipRow; // skip the next fetchNext()?
     QSqlRecord rInf;
+    QVector<QVariant> firstRow;
 };
 
 QSQLiteResultPrivate::QSQLiteResultPrivate(QSQLiteResult* res) : q(res), access(0),
-    stmt(0), skippedStatus(false), skipRow(false), utf8(false)
+    stmt(0), skippedStatus(false), skipRow(false)
 {
 }
 
@@ -189,10 +189,17 @@ bool QSQLiteResultPrivate::fetchNext(QSqlCachedResult::ValueCache &values, int i
         // already fetched
         Q_ASSERT(!initialFetch);
         skipRow = false;
+        for(int i=0;i<firstRow.count();i++)
+            values[i]=firstRow[i];
         return skippedStatus;
     }
     skipRow = initialFetch;
 
+    if(initialFetch) {
+        firstRow.clear();
+        firstRow.resize(sqlite3_column_count(stmt));
+    }
+
     if (!stmt) {
         q->setLastError(QSqlError(QCoreApplication::translate("QSQLiteResult", "Unable to fetch row"),
                                   QCoreApplication::translate("QSQLiteResult", "No query"), QSqlError::ConnectionError));
@@ -399,7 +406,7 @@ bool QSQLiteResult::exec()
                         "Parameter count mismatch"), QString(), QSqlError::StatementError));
         return false;
     }
-    d->skippedStatus = d->fetchNext(cache(), 0, true);
+    d->skippedStatus = d->fetchNext(d->firstRow, 0, true);
     if (lastError().isValid()) {
         setSelect(false);
         setActive(false);
diff --git a/src/sql/kernel/qsqlcachedresult.cpp b/src/sql/kernel/qsqlcachedresult.cpp
index b4a9241..2e4d19e 100644
--- a/src/sql/kernel/qsqlcachedresult.cpp
+++ b/src/sql/kernel/qsqlcachedresult.cpp
@@ -278,6 +278,11 @@ bool QSqlCachedResult::cacheNext()
     if (d->atEnd)
         return false;
 
+    if(isForwardOnly()) {
+        d->cache.clear();
+        d->cache.resize(d->colCount);
+    }
+
     if (!gotoNext(d->cache, d->nextIndex())) {
         d->revertLast();
         d->atEnd = true;
diff --git a/tests/auto/auto.pro b/tests/auto/auto.pro
index 92d29ae..4215e97 100644
--- a/tests/auto/auto.pro
+++ b/tests/auto/auto.pro
@@ -256,6 +256,7 @@ SUBDIRS += \
            qprinter \
            qprinterinfo \
            qprocess \
+	   qprocessenvironment \
            qprogressbar \
            qprogressdialog \
            qpropertyanimation \
@@ -442,7 +443,6 @@ SUBDIRS += \
            qsharedmemory \
            qsidebar \
            qsizegrip \
-           qsoftkeymanager \
            qsqldriver \
            qsystemsemaphore \
            qtconcurrentfilter \
@@ -477,6 +477,10 @@ embedded:!wince* {
     SUBDIRS += qtextpiecetable
 }
 
+symbian {
+    SUBDIRS += qsoftkeymanager
+}
+
 # Enable the tests specific to QtXmlPatterns. If you add a test, remember to
 # update runQtXmlPatternsTests.sh too. Remember that this file, auto.pro, is
 # not respected by some test system, they just have a script which loop over
diff --git a/tests/auto/qabstractitemview/tst_qabstractitemview.cpp b/tests/auto/qabstractitemview/tst_qabstractitemview.cpp
index 6479829..bf3af63 100644
--- a/tests/auto/qabstractitemview/tst_qabstractitemview.cpp
+++ b/tests/auto/qabstractitemview/tst_qabstractitemview.cpp
@@ -48,6 +48,7 @@
 #include <qlistview.h>
 #include <qlistwidget.h>
 #include <qtableview.h>
+#include <qtablewidget.h>
 #include <qtreeview.h>
 #include <qtreewidget.h>
 #include <qheaderview.h>
@@ -226,6 +227,7 @@ private slots:
     void shiftSelectionAfterRubberbandSelection();
     void ctrlRubberbandSelection();
     void QTBUG6407_extendedSelection();
+    void QTBUG6753_selectOnSelection();
 };
 
 class MyAbstractItemDelegate : public QAbstractItemDelegate
@@ -1475,5 +1477,26 @@ void tst_QAbstractItemView::QTBUG6407_extendedSelection()
 
 }
 
+void tst_QAbstractItemView::QTBUG6753_selectOnSelection()
+{
+    QTableWidget table(5, 5);
+    for (int i = 0; i < table.rowCount(); ++i)
+        for (int j = 0; j < table.columnCount(); ++j)
+            table.setItem(i, j, new QTableWidgetItem("choo-be-doo-wah"));
+
+    table.show();
+    table.setSelectionMode(QAbstractItemView::ExtendedSelection);
+    table.selectAll();
+    QTest::qWaitForWindowShown(&table);
+    QModelIndex item = table.model()->index(1,1);
+    QRect itemRect = table.visualRect(item);
+    QTest::mouseMove(table.viewport(), itemRect.center());
+    QTest::mouseClick(table.viewport(), Qt::LeftButton, Qt::NoModifier, itemRect.center());
+    QTest::qWait(20);
+
+    QCOMPARE(table.selectedItems().count(), 1);
+    QCOMPARE(table.selectedItems().first(), table.item(item.row(), item.column()));
+}
+
 QTEST_MAIN(tst_QAbstractItemView)
 #include "tst_qabstractitemview.moc"
diff --git a/tests/auto/qfile/tst_qfile.cpp b/tests/auto/qfile/tst_qfile.cpp
index 7ee5665..2b2f431 100644
--- a/tests/auto/qfile/tst_qfile.cpp
+++ b/tests/auto/qfile/tst_qfile.cpp
@@ -220,6 +220,9 @@ public:
 private:
     enum FileType { OpenQFile, OpenFd, OpenStream };
 
+    void openStandardStreamsFileDescriptors();
+    void openStandardStreamsBufferedStreams();
+
     bool openFd(QFile &file, QIODevice::OpenMode mode)
     {
         int fdMode = QT_OPEN_LARGEFILE | QT_OPEN_BINARY;
@@ -554,6 +557,10 @@ void tst_QFile::size()
     QFETCH( QString, filename );
     QFETCH( qint64, size );
 
+#ifdef Q_WS_WINCE
+        filename = QFileInfo(filename).absoluteFilePath();
+#endif
+
     {
         QFile f( filename );
         QCOMPARE( f.size(), size );
@@ -564,24 +571,29 @@ void tst_QFile::size()
 
     {
         QFile f;
-        int fd = QT_OPEN(filename.toLocal8Bit().constData(), QT_OPEN_RDONLY);
-        QVERIFY( fd != -1 );
-        QVERIFY( f.open(fd, QIODevice::ReadOnly) );
+        FILE* stream = QT_FOPEN(filename.toLocal8Bit().constData(), "rb");
+        QVERIFY( stream );
+        QVERIFY( f.open(stream, QIODevice::ReadOnly) );
         QCOMPARE( f.size(), size );
 
         f.close();
-        QT_CLOSE(fd);
+        fclose(stream);
     }
 
     {
+#ifdef Q_WS_WINCE
+        QSKIP("Currently low level file I/O not well supported on Windows CE", SkipSingle);
+#endif
         QFile f;
-        FILE* stream = QT_FOPEN(filename.toLocal8Bit().constData(), "rb");
-        QVERIFY( stream );
-        QVERIFY( f.open(stream, QIODevice::ReadOnly) );
+
+        int fd = QT_OPEN(filename.toLocal8Bit().constData(), QT_OPEN_RDONLY);
+
+        QVERIFY( fd != -1 );
+        QVERIFY( f.open(fd, QIODevice::ReadOnly) );
         QCOMPARE( f.size(), size );
 
         f.close();
-        fclose(stream);
+        QT_CLOSE(fd);
     }
 }
 
@@ -603,6 +615,7 @@ void tst_QFile::seek()
     QVERIFY(file.seek(10));
     QCOMPARE(file.pos(), qint64(10));
     QCOMPARE(file.size(), qint64(0));
+    file.close();
     QFile::remove("newfile.txt");
 }
 
@@ -1128,9 +1141,15 @@ void tst_QFile::copyFallback()
     QVERIFY(QFile::exists("file-copy-destination.txt"));
     QVERIFY(!file.isOpen());
 
+#ifdef Q_WS_WINCE
     // Need to reset permissions on Windows to be able to delete
     QVERIFY(QFile::setPermissions("file-copy-destination.txt",
-            QFile::ReadOwner | QFile::WriteOwner));
+            QFile::WriteOther));
+#else
+     // Need to reset permissions on Windows to be able to delete
+    QVERIFY(QFile::setPermissions("file-copy-destination.txt",
+           QFile::ReadOwner | QFile::WriteOwner));
+#endif
     QVERIFY(QFile::remove("file-copy-destination.txt"));
 
     // Fallback copy of open file.
@@ -1139,6 +1158,7 @@ void tst_QFile::copyFallback()
     QVERIFY(QFile::exists("file-copy-destination.txt"));
     QVERIFY(!file.isOpen());
 
+    file.close(); 
     QFile::remove("file-copy-destination.txt");
 }
 
@@ -2239,6 +2259,7 @@ void tst_QFile::rename()
 
     QFile file(source);
     QCOMPARE(file.rename(destination), result);
+
     if (result)
         QCOMPARE(file.error(), QFile::NoError);
     else
@@ -2367,6 +2388,7 @@ void tst_QFile::appendAndRead()
         QCOMPARE(readFile.read(1 << j).size(), 1 << j);
     }
 
+    readFile.close();
     QFile::remove(QLatin1String("appendfile.txt"));
 }
 
@@ -2608,10 +2630,15 @@ void tst_QFile::map()
     QFETCH(QFile::FileError, error);
 
     QString fileName = QDir::currentPath() + '/' + "qfile_map_testfile";
+
+#ifdef Q_WS_WINCE
+     fileName = QFileInfo(fileName).absoluteFilePath();
+#endif
+
     if (QFile::exists(fileName)) {
         QVERIFY(QFile::setPermissions(fileName,
             QFile::WriteOwner | QFile::ReadOwner | QFile::WriteUser | QFile::ReadUser));
-	QFile::remove(fileName);
+        QFile::remove(fileName);
     }
     QFile file(fileName);
 
@@ -2650,8 +2677,13 @@ void tst_QFile::map()
     QCOMPARE(file.error(), QFile::NoError);
 
     // hpux wont let you map multiple times.
-#if !defined(Q_OS_HPUX) && !defined(Q_USE_DEPRECATED_MAP_API)
+#if !defined(Q_OS_HPUX) && !defined(Q_USE_DEPRECATED_MAP_API) && !defined(Q_OS_WINCE)
     // exotic test to make sure that multiple maps work
+
+    // note: windows ce does not reference count mutliple maps
+    // it's essentially just the same reference but it 
+    // cause a resource lock on the file which prevents it 
+    // from being removed    uchar *memory1 = file.map(0, file.size());
     uchar *memory1 = file.map(0, file.size());
     QCOMPARE(file.error(), QFile::NoError);
     uchar *memory2 = file.map(0, file.size());
@@ -2687,7 +2719,6 @@ void tst_QFile::map()
         QVERIFY(!memory);
         QVERIFY(file.setPermissions(originalPermissions));
     }
-
     QVERIFY(file.remove());
 }
 
@@ -2800,8 +2831,14 @@ void tst_QFile::openDirectory()
     f1.close();
 }
 
-void tst_QFile::openStandardStreams()
+void tst_QFile::openStandardStreamsFileDescriptors()
 {
+#ifdef Q_WS_WINCE
+    //allthough Windows CE (not mobile!) has functions that allow redirecting
+    //the standard file descriptors to a file (see SetStdioPathW/GetStdioPathW)
+    //it does not have functions to simply open them like below .
+    QSKIP("Opening standard streams on Windows CE via descriptor not implemented", SkipAll);
+#endif
     // Using file descriptors
     {
         QFile in;
@@ -2826,7 +2863,13 @@ void tst_QFile::openStandardStreams()
         QCOMPARE( err.size(), (qint64)0 );
         QVERIFY( err.isSequential() );
     }
+}
 
+void tst_QFile::openStandardStreamsBufferedStreams()
+{
+#if defined (Q_OS_WIN) || defined(Q_OS_SYMBIAN)
+    QSKIP("Unix only test.", SkipAll);
+#endif
     // Using streams
     {
         QFile in;
@@ -2853,6 +2896,12 @@ void tst_QFile::openStandardStreams()
     }
 }
 
+void tst_QFile::openStandardStreams()
+{
+    openStandardStreamsFileDescriptors();
+    openStandardStreamsBufferedStreams();
+}
+
 void tst_QFile::writeNothing()
 {
     for (int i = 0; i < 3; ++i) {
diff --git a/tests/auto/qfileinfo/tst_qfileinfo.cpp b/tests/auto/qfileinfo/tst_qfileinfo.cpp
index cd58fd6..1445f5b 100644
--- a/tests/auto/qfileinfo/tst_qfileinfo.cpp
+++ b/tests/auto/qfileinfo/tst_qfileinfo.cpp
@@ -513,9 +513,11 @@ void tst_QFileInfo::canonicalFilePath()
     QFileInfo info("/tmp/../../../../../../../../../../../../../../../../../");
     info.canonicalFilePath();
 
+#if defined(Q_OS_UNIX) && !defined(Q_OS_SYMBIAN)
     // This used to crash on Mac
     QFileInfo dontCrash(QLatin1String("/"));
     QCOMPARE(dontCrash.canonicalFilePath(), QLatin1String("/"));
+#endif
 
 #ifndef Q_OS_WIN
     // test symlinks
diff --git a/tests/auto/qgraphicseffect/tst_qgraphicseffect.cpp b/tests/auto/qgraphicseffect/tst_qgraphicseffect.cpp
index 259df4d..69fc118 100644
--- a/tests/auto/qgraphicseffect/tst_qgraphicseffect.cpp
+++ b/tests/auto/qgraphicseffect/tst_qgraphicseffect.cpp
@@ -69,6 +69,7 @@ private slots:
     void opacity();
     void grayscale();
     void colorize();
+    void drawPixmapItem();
 };
 
 void tst_QGraphicsEffect::initTestCase()
@@ -465,6 +466,54 @@ void tst_QGraphicsEffect::colorize()
     QCOMPARE(image.pixel(10, 10), qRgb(122, 193, 66));
 }
 
+class PixmapItemEffect : public QGraphicsEffect
+{
+public:
+    PixmapItemEffect(const QPixmap &source)
+        : QGraphicsEffect()
+        , pixmap(source)
+        , repaints(0)
+    {}
+
+    QRectF boundingRectFor(const QRectF &rect) const
+    { return rect; }
+
+    void draw(QPainter *painter)
+    {
+        QVERIFY(sourcePixmap(Qt::LogicalCoordinates).pixmapData() == pixmap.pixmapData());
+        QVERIFY((painter->worldTransform().type() <= QTransform::TxTranslate) == (sourcePixmap(Qt::DeviceCoordinates).pixmapData() == pixmap.pixmapData()));
+
+        ++repaints;
+    }
+    QPixmap pixmap;
+    int repaints;
+};
+
+void tst_QGraphicsEffect::drawPixmapItem()
+{
+    QImage image(32, 32, QImage::Format_RGB32);
+    QPainter p(&image);
+    p.fillRect(0, 0, 32, 16, Qt::blue);
+    p.fillRect(0, 16, 32, 16, Qt::red);
+    p.end();
+
+    QGraphicsScene scene;
+    QGraphicsPixmapItem *item = new QGraphicsPixmapItem(QPixmap::fromImage(image));
+    scene.addItem(item);
+
+    PixmapItemEffect *effect = new PixmapItemEffect(item->pixmap());
+    item->setGraphicsEffect(effect);
+
+    QGraphicsView view(&scene);
+    view.show();
+    QTest::qWaitForWindowShown(&view);
+
+    item->rotate(180);
+    QTest::qWait(50);
+
+    QTRY_VERIFY(effect->repaints >= 2);
+}
+
 QTEST_MAIN(tst_QGraphicsEffect)
 #include "tst_qgraphicseffect.moc"
 
diff --git a/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp b/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp
index a4931ab..03a587a 100644
--- a/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp
+++ b/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp
@@ -1354,6 +1354,7 @@ void tst_QGraphicsItem::selected()
     view.setFixedSize(250, 250);
     view.show();
 
+    QTest::qWaitForWindowShown(&view);
     qApp->processEvents();
     qApp->processEvents();
 
diff --git a/tests/auto/qgraphicslinearlayout/tst_qgraphicslinearlayout.cpp b/tests/auto/qgraphicslinearlayout/tst_qgraphicslinearlayout.cpp
index d3087dc..ab110e6 100644
--- a/tests/auto/qgraphicslinearlayout/tst_qgraphicslinearlayout.cpp
+++ b/tests/auto/qgraphicslinearlayout/tst_qgraphicslinearlayout.cpp
@@ -146,7 +146,7 @@ void tst_QGraphicsLinearLayout::initTestCase()
 {
     // since the style will influence the results, we have to ensure
     // that the tests are run using the same style on all platforms
-#ifdef Q_WS_S60
+#if defined( Q_WS_S60 )|| defined (Q_WS_WINCE)
     QApplication::setStyle(new QWindowsStyle);
 #else
     QApplication::setStyle(new QPlastiqueStyle);
diff --git a/tests/auto/qobject/tst_qobject.cpp b/tests/auto/qobject/tst_qobject.cpp
index a2524aa..75d7a0a 100644
--- a/tests/auto/qobject/tst_qobject.cpp
+++ b/tests/auto/qobject/tst_qobject.cpp
@@ -126,6 +126,7 @@ private slots:
     void deleteQObjectWhenDeletingEvent();
     void overloads();
     void isSignalConnected();
+    void qMetaObjectConnect();
 protected:
 };
 
@@ -3125,5 +3126,148 @@ void tst_QObject::isSignalConnected()
     QCOMPARE(o.rec, 2);
 }
 
+void tst_QObject::qMetaObjectConnect()
+{
+    SenderObject *s = new SenderObject;
+    ReceiverObject *r1 = new ReceiverObject;
+    ReceiverObject *r2 = new ReceiverObject;
+    r1->reset();
+    r2->reset();
+    ReceiverObject::sequence = 0;
+
+    int signal1Index = s->metaObject()->indexOfSignal("signal1()");
+    int signal3Index = s->metaObject()->indexOfSignal("signal3()");
+    int slot1Index = r1->metaObject()->indexOfSlot("slot1()");
+    int slot2Index = r1->metaObject()->indexOfSlot("slot2()");
+    int slot3Index = r1->metaObject()->indexOfSlot("slot3()");
+
+    QVERIFY(slot1Index > 0);
+    QVERIFY(slot2Index > 0);
+    QVERIFY(slot3Index > 0);
+
+    QVERIFY( QMetaObject::connect( s, signal1Index, r1, slot1Index) );
+    QVERIFY( QMetaObject::connect( s, signal3Index, r2, slot3Index) );
+    QVERIFY( QMetaObject::connect( s, -1, r2, slot2Index) );
+
+    QCOMPARE( r1->count_slot1, 0 );
+    QCOMPARE( r1->count_slot2, 0 );
+    QCOMPARE( r1->count_slot3, 0 );
+    QCOMPARE( r2->count_slot1, 0 );
+    QCOMPARE( r2->count_slot2, 0 );
+    QCOMPARE( r2->count_slot3, 0 );
+
+    s->emitSignal1();
+
+    QCOMPARE( r1->count_slot1, 1 );
+    QCOMPARE( r1->count_slot2, 0 );
+    QCOMPARE( r1->count_slot3, 0 );
+    QCOMPARE( r2->count_slot1, 0 );
+    QCOMPARE( r2->count_slot2, 1 );
+    QCOMPARE( r2->count_slot3, 0 );
+
+    s->emitSignal2();
+    s->emitSignal3();
+    s->emitSignal4();
+
+    QCOMPARE( r1->count_slot1, 1 );
+    QCOMPARE( r1->count_slot2, 0 );
+    QCOMPARE( r1->count_slot3, 0 );
+    QCOMPARE( r2->count_slot1, 0 );
+    QCOMPARE( r2->count_slot2, 4 );
+    QCOMPARE( r2->count_slot3, 1 );
+
+    QVERIFY( QMetaObject::disconnect( s, signal1Index, r1, slot1Index) );
+    QVERIFY( QMetaObject::disconnect( s, signal3Index, r2, slot3Index) );
+    QVERIFY( QMetaObject::disconnect( s, -1, r2, slot2Index) );
+
+    s->emitSignal1();
+    s->emitSignal2();
+    s->emitSignal3();
+    s->emitSignal4();
+
+    QCOMPARE( r1->count_slot1, 1 );
+    QCOMPARE( r1->count_slot2, 0 );
+    QCOMPARE( r1->count_slot3, 0 );
+    QCOMPARE( r2->count_slot1, 0 );
+    QCOMPARE( r2->count_slot2, 4 );
+    QCOMPARE( r2->count_slot3, 1 );
+
+    //some "dynamic" signal
+    QVERIFY( QMetaObject::connect( s, s->metaObject()->methodOffset() + 20, r1, slot3Index) );
+    QVERIFY( QMetaObject::connect( s, s->metaObject()->methodOffset() + 35, r2, slot1Index) );
+    QVERIFY( QMetaObject::connect( s, -1, r1, slot2Index) );
+
+    r1->reset();
+    r2->reset();
+
+    void *args[] = { 0 , 0 };
+    QMetaObject::activate(s, s->metaObject()->methodOffset() + 20, args);
+    QMetaObject::activate(s, s->metaObject()->methodOffset() + 48, args);
+    QCOMPARE( r1->count_slot1, 0 );
+    QCOMPARE( r1->count_slot2, 2 );
+    QCOMPARE( r1->count_slot3, 1 );
+    QCOMPARE( r2->count_slot1, 0 );
+    QCOMPARE( r2->count_slot2, 0 );
+    QCOMPARE( r2->count_slot3, 0 );
+
+    QMetaObject::activate(s, s->metaObject()->methodOffset() + 35, args);
+    s->emitSignal1();
+    s->emitSignal2();
+
+    QCOMPARE( r1->count_slot1, 0 );
+    QCOMPARE( r1->count_slot2, 5 );
+    QCOMPARE( r1->count_slot3, 1 );
+    QCOMPARE( r2->count_slot1, 1 );
+    QCOMPARE( r2->count_slot2, 0 );
+    QCOMPARE( r2->count_slot3, 0 );
+
+    delete s;
+    r1->reset();
+    r2->reset();
+
+#define SIGNAL_INDEX(S)  obj1.metaObject()->indexOfSignal(QMetaObject::normalizedSignature(#S))
+    OverloadObject obj1;
+    QObject obj2, obj3;
+
+    QMetaObject::connect(&obj1, SIGNAL_INDEX(sig(int)) , r1, slot1Index);
+    QMetaObject::connect(&obj1, SIGNAL_INDEX(sig(QObject *, QObject *, QObject *)) , r2, slot1Index);
+
+    QMetaObject::connect(&obj1, SIGNAL_INDEX(sig(QObject *, QObject *, QObject *, QObject *)) , r1, slot2Index);
+    QMetaObject::connect(&obj1, SIGNAL_INDEX(sig(QObject *)) , r2, slot2Index);
+    QMetaObject::connect(&obj1, SIGNAL_INDEX(sig(int, int)) , r1, slot3Index);
+
+    emit obj1.sig(0.5); //connected to nothing
+    emit obj1.sig(1, 'a'); //connected to nothing
+    QCOMPARE( r1->count_slot1, 0 );
+    QCOMPARE( r1->count_slot2, 0 );
+    QCOMPARE( r1->count_slot3, 0 );
+    QCOMPARE( r2->count_slot1, 0 );
+    QCOMPARE( r2->count_slot2, 0 );
+    QCOMPARE( r2->count_slot3, 0 );
+
+    emit obj1.sig(1); //this signal is connected
+    emit obj1.sig(&obj2);
+
+    QCOMPARE( r1->count_slot1, 1 );
+    QCOMPARE( r1->count_slot2, 0 );
+    QCOMPARE( r1->count_slot3, 1 );
+    QCOMPARE( r2->count_slot1, 0 );
+    QCOMPARE( r2->count_slot2, 1 );
+    QCOMPARE( r2->count_slot3, 0 );
+
+    emit obj1.sig(&obj2, &obj3); //this signal is connected
+
+    QCOMPARE( r1->count_slot1, 1 );
+    QCOMPARE( r1->count_slot2, 1 );
+    QCOMPARE( r1->count_slot3, 1 );
+    QCOMPARE( r2->count_slot1, 1 );
+    QCOMPARE( r2->count_slot2, 1 );
+    QCOMPARE( r2->count_slot3, 0 );
+
+    delete r1;
+    delete r2;
+
+}
+
 QTEST_MAIN(tst_QObject)
 #include "tst_qobject.moc"
diff --git a/tests/auto/qprocessenvironment/qprocessenvironment.pro b/tests/auto/qprocessenvironment/qprocessenvironment.pro
new file mode 100644
index 0000000..398facc
--- /dev/null
+++ b/tests/auto/qprocessenvironment/qprocessenvironment.pro
@@ -0,0 +1,5 @@
+load(qttest_p4)
+
+QT = core
+
+SOURCES  += tst_qprocessenvironment.cpp
diff --git a/tests/auto/qprocessenvironment/tst_qprocessenvironment.cpp b/tests/auto/qprocessenvironment/tst_qprocessenvironment.cpp
new file mode 100644
index 0000000..1cde33c
--- /dev/null
+++ b/tests/auto/qprocessenvironment/tst_qprocessenvironment.cpp
@@ -0,0 +1,265 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtTest>
+#include <QObject>
+#include <QProcessEnvironment>
+
+// Note:
+// in cross-platform tests, ALWAYS use UPPERCASE variable names
+// That's because on Windows, the variables are uppercased
+
+class tst_QProcessEnvironment: public QObject
+{
+    Q_OBJECT
+private slots:
+    void operator_eq();
+    void clearAndIsEmpty();
+    void insert();
+    void emptyNull();
+    void toStringList();
+
+    void caseSensitivity();
+    void systemEnvironment();
+    void putenv();
+};
+
+void tst_QProcessEnvironment::operator_eq()
+{
+    QProcessEnvironment e1;
+    QVERIFY(e1 == e1);
+    e1.clear();
+    QVERIFY(e1 == e1);
+
+    e1 = QProcessEnvironment();
+    QProcessEnvironment e2;
+    QVERIFY(e1 == e2);
+
+    e1.clear();
+    QVERIFY(e1 != e2);
+
+    e2.clear();
+
+    QVERIFY(e1 == e2);
+}
+
+void tst_QProcessEnvironment::clearAndIsEmpty()
+{
+    QProcessEnvironment e;
+    e.insert("FOO", "bar");
+    QVERIFY(!e.isEmpty());
+    e.clear();
+    QVERIFY(e.isEmpty());
+}
+
+void tst_QProcessEnvironment::insert()
+{
+    QProcessEnvironment e;
+    e.insert("FOO", "bar");
+    QVERIFY(!e.isEmpty());
+    QVERIFY(e.contains("FOO"));
+    QCOMPARE(e.value("FOO"), QString("bar"));
+
+    e.remove("FOO");
+    QVERIFY(!e.contains("FOO"));
+    QVERIFY(e.value("FOO").isNull());
+
+    e.clear();
+    QVERIFY(!e.contains("FOO"));
+}
+
+void tst_QProcessEnvironment::emptyNull()
+{
+    QProcessEnvironment e;
+
+    e.insert("FOO", "");
+    QVERIFY(e.contains("FOO"));
+    QVERIFY(e.value("FOO").isEmpty());
+    QVERIFY(!e.value("FOO").isNull());
+
+    e.insert("FOO", QString());
+    QVERIFY(e.contains("FOO"));
+    QVERIFY(e.value("FOO").isEmpty());
+    // don't test if it's NULL, since we shall not make a guarantee
+
+    e.remove("FOO");
+    QVERIFY(!e.contains("FOO"));
+}
+
+void tst_QProcessEnvironment::toStringList()
+{
+    QProcessEnvironment e;
+    QVERIFY(e.isEmpty());
+    QVERIFY(e.toStringList().isEmpty());
+
+    e.insert("FOO", "bar");
+    QStringList result = e.toStringList();
+    QVERIFY(!result.isEmpty());
+    QCOMPARE(result.length(), 1);
+    QCOMPARE(result.at(0), QString("FOO=bar"));
+
+    e.clear();
+    e.insert("BAZ", "");
+    result = e.toStringList();
+    QCOMPARE(result.at(0), QString("BAZ="));
+
+    e.insert("FOO", "bar");
+    e.insert("A", "bc");
+    e.insert("HELLO", "World");
+    result = e.toStringList();
+    QCOMPARE(result.length(), 4);
+
+    // order is not specified, so use contains()
+    QVERIFY(result.contains("FOO=bar"));
+    QVERIFY(result.contains("BAZ="));
+    QVERIFY(result.contains("A=bc"));
+    QVERIFY(result.contains("HELLO=World"));
+}
+
+void tst_QProcessEnvironment::caseSensitivity()
+{
+    QProcessEnvironment e;
+    e.insert("foo", "bar");
+
+#ifdef Q_OS_WIN
+    // on Windows, it's uppercased
+    QVERIFY(e.contains("foo"));
+    QVERIFY(e.contains("FOO"));
+    QVERIFY(e.contains("FoO"));
+
+    QCOMPARE(e.value("foo"), QString("bar"));
+    QCOMPARE(e.value("FOO"), QString("bar"));
+    QCOMPARE(e.value("FoO"), QString("bar"));
+
+    QStringList list = e.toStringList();
+    QCOMPARE(list.at(0), QString("FOO=bar"));
+#else
+    // otherwise, it's case sensitive
+    QVERIFY(e.contains("foo"));
+    QVERIFY(!e.contains("FOO"));
+
+    e.insert("FOO", "baz");
+    QVERIFY(e.contains("FOO"));
+    QCOMPARE(e.value("FOO"), QString("baz"));
+    QCOMPARE(e.value("foo"), QString("bar"));
+
+    QStringList list = e.toStringList();
+    QVERIFY(list.contains("foo=bar"));
+    QVERIFY(list.contains("FOO=baz"));
+#endif
+}
+
+void tst_QProcessEnvironment::systemEnvironment()
+{
+    static const char envname[] = "THIS_ENVIRONMENT_VARIABLE_HOPEFULLY_DOESNT_EXIST";
+    QByteArray path = qgetenv("PATH");
+    QByteArray nonexistant = qgetenv(envname);
+    QProcessEnvironment system = QProcessEnvironment::systemEnvironment();
+
+    QVERIFY(nonexistant.isNull());
+
+#ifdef Q_WS_WINCE
+    // Windows CE has no environment
+    QVERIFY(path.isEmpty());
+    QVERIFY(!system.contains("PATH"));
+    QVERIFY(system.isEmpty());
+#else
+    // all other system have environments
+    if (path.isEmpty())
+        QFAIL("Could not find the PATH environment variable -- please correct the test environment");
+
+    QVERIFY(system.contains("PATH"));
+    QCOMPARE(system.value("PATH"), QString::fromLocal8Bit(path));
+
+    QVERIFY(!system.contains(envname));
+
+# ifdef Q_OS_WIN
+    // check case-insensitive too
+    QVERIFY(system.contains("path"));
+    QCOMPARE(system.value("path"), QString::fromLocal8Bit(path));
+
+    QVERIFY(!system.contains(QString(envname).toLower()));
+# endif
+#endif
+}
+
+void tst_QProcessEnvironment::putenv()
+{
+#ifdef Q_WS_WINCE
+    QSKIP("Windows CE has no environment", SkipAll);
+#else
+    static const char envname[] = "WE_RE_SETTING_THIS_ENVIRONMENT_VARIABLE";
+    static bool testRan = false;
+
+    if (testRan)
+        QFAIL("You cannot run this test more than once, since we modify the environment");
+    testRan = true;
+
+    QByteArray valBefore = qgetenv(envname);
+    if (!valBefore.isNull())
+        QFAIL("The environment variable we set in the environment is already set! -- please correct the test environment");
+    QProcessEnvironment eBefore = QProcessEnvironment::systemEnvironment();
+
+    qputenv(envname, "Hello, World");
+    QByteArray valAfter = qgetenv(envname);
+    if (valAfter != "Hello, World")
+        QSKIP("Could not test: qputenv did not do its job", SkipAll);
+
+    QProcessEnvironment eAfter = QProcessEnvironment::systemEnvironment();
+
+    QVERIFY(!eBefore.contains(envname));
+    QVERIFY(eAfter.contains(envname));
+    QCOMPARE(eAfter.value(envname), QString("Hello, World"));
+
+# ifdef Q_OS_WIN
+    // check case-insensitive too
+    QString lower = envname;
+    lower = lower.toLower();
+    QVERIFY(!eBefore.contains(lower));
+    QVERIFY(eAfter.contains(lower));
+    QCOMPARE(eAfter.value(lower), QString("Hello, World"));
+# endif
+#endif
+}
+
+QTEST_MAIN(tst_QProcessEnvironment)
+
+#include "tst_qprocessenvironment.moc"
diff --git a/tests/auto/qsharedmemory/tst_qsharedmemory.cpp b/tests/auto/qsharedmemory/tst_qsharedmemory.cpp
index f72b6f7..4148594 100644
--- a/tests/auto/qsharedmemory/tst_qsharedmemory.cpp
+++ b/tests/auto/qsharedmemory/tst_qsharedmemory.cpp
@@ -756,12 +756,12 @@ void tst_QSharedMemory::simpleProcessProducerConsumer()
             ++failedProcesses;
     }
 
-    producer.waitForFinished(5000);
+    QVERIFY(producer.waitForFinished(5000));
 
     bool consumerFailed = false;
 
     while (!consumers.isEmpty()) {
-        consumers.first()->waitForFinished(2000);
+        QVERIFY(consumers.first()->waitForFinished(3000));
         if (consumers.first()->state() == QProcess::Running ||
             consumers.first()->exitStatus() != QProcess::NormalExit ||
             consumers.first()->exitCode() != 0) {
diff --git a/tests/auto/qsharedpointer/tst_qsharedpointer.cpp b/tests/auto/qsharedpointer/tst_qsharedpointer.cpp
index ed9206c..0cb08f9 100644
--- a/tests/auto/qsharedpointer/tst_qsharedpointer.cpp
+++ b/tests/auto/qsharedpointer/tst_qsharedpointer.cpp
@@ -73,6 +73,7 @@ private slots:
     void forwardDeclaration2();
     void memoryManagement();
     void downCast();
+    void functionCallDownCast();
     void upCast();
     void qobjectWeakManagement();
     void noSharedPointerFromWeakQObject();
@@ -503,6 +504,15 @@ void tst_QSharedPointer::downCast()
     QCOMPARE(DerivedData::derivedDestructorCounter, destructorCount + 1);
 }
 
+void functionDataByValue(QSharedPointer<Data> p) { Q_UNUSED(p); };
+void functionDataByRef(const QSharedPointer<Data> &p) { Q_UNUSED(p); };
+void tst_QSharedPointer::functionCallDownCast()
+{
+    QSharedPointer<DerivedData> p(new DerivedData());
+    functionDataByValue(p);
+    functionDataByRef(p);
+}
+
 void tst_QSharedPointer::upCast()
 {
     QSharedPointer<Data> baseptr = QSharedPointer<Data>(new DerivedData);
diff --git a/tests/auto/qsqldatabase/tst_qsqldatabase.cpp b/tests/auto/qsqldatabase/tst_qsqldatabase.cpp
index f840ca6..cb4e103 100644
--- a/tests/auto/qsqldatabase/tst_qsqldatabase.cpp
+++ b/tests/auto/qsqldatabase/tst_qsqldatabase.cpp
@@ -2493,7 +2493,6 @@ void tst_QSqlDatabase::oci_tables()
     QString systemTableName("system."+qTableName("mypassword"));
     QVERIFY_SQL(q, exec("CREATE TABLE "+systemTableName+"(name VARCHAR(20))"));
     QVERIFY(!db.tables().contains(systemTableName.toUpper()));
-    qDebug() << db.tables(QSql::SystemTables);
     QVERIFY(db.tables(QSql::SystemTables).contains(systemTableName.toUpper()));
 }
 
diff --git a/tests/auto/qtouchevent/tst_qtouchevent.cpp b/tests/auto/qtouchevent/tst_qtouchevent.cpp
index f95a5c6..da8721c 100644
--- a/tests/auto/qtouchevent/tst_qtouchevent.cpp
+++ b/tests/auto/qtouchevent/tst_qtouchevent.cpp
@@ -48,6 +48,7 @@ public:
     QList<QTouchEvent::TouchPoint> touchBeginPoints, touchUpdatePoints, touchEndPoints;
     bool seenTouchBegin, seenTouchUpdate, seenTouchEnd;
     bool acceptTouchBegin, acceptTouchUpdate, acceptTouchEnd;
+    bool deleteInTouchBegin, deleteInTouchUpdate, deleteInTouchEnd;
 
     tst_QTouchEventWidget()
         : QWidget()
@@ -62,6 +63,7 @@ public:
         touchEndPoints.clear();
         seenTouchBegin = seenTouchUpdate = seenTouchEnd = false;
         acceptTouchBegin = acceptTouchUpdate = acceptTouchEnd = true;
+        deleteInTouchBegin = deleteInTouchUpdate = deleteInTouchEnd = false;
     }
 
     bool event(QEvent *event)
@@ -74,6 +76,8 @@ public:
             seenTouchBegin = !seenTouchBegin && !seenTouchUpdate && !seenTouchEnd;
             touchBeginPoints = static_cast<QTouchEvent *>(event)->touchPoints();
             event->setAccepted(acceptTouchBegin);
+            if (deleteInTouchBegin)
+                delete this;
             break;
         case QEvent::TouchUpdate:
             if (!seenTouchBegin) qWarning("TouchUpdate: have not seen TouchBegin");
@@ -81,6 +85,8 @@ public:
             seenTouchUpdate = seenTouchBegin && !seenTouchEnd;
             touchUpdatePoints = static_cast<QTouchEvent *>(event)->touchPoints();
             event->setAccepted(acceptTouchUpdate);
+            if (deleteInTouchUpdate)
+                delete this;
             break;
         case QEvent::TouchEnd:
             if (!seenTouchBegin) qWarning("TouchEnd: have not seen TouchBegin");
@@ -88,6 +94,8 @@ public:
             seenTouchEnd = seenTouchBegin && !seenTouchEnd;
             touchEndPoints = static_cast<QTouchEvent *>(event)->touchPoints();
             event->setAccepted(acceptTouchEnd);
+            if (deleteInTouchEnd)
+                delete this;
             break;
         default:
             return QWidget::event(event);
@@ -102,13 +110,21 @@ public:
     QList<QTouchEvent::TouchPoint> touchBeginPoints, touchUpdatePoints, touchEndPoints;
     bool seenTouchBegin, seenTouchUpdate, seenTouchEnd;
     bool acceptTouchBegin, acceptTouchUpdate, acceptTouchEnd;
+    bool deleteInTouchBegin, deleteInTouchUpdate, deleteInTouchEnd;
+    tst_QTouchEventGraphicsItem **weakpointer;
 
     tst_QTouchEventGraphicsItem()
-        : QGraphicsItem()
+        : QGraphicsItem(), weakpointer(0)
     {
         reset();
     }
 
+    ~tst_QTouchEventGraphicsItem()
+    {
+        if (weakpointer)
+            *weakpointer = 0;
+    }
+
     void reset()
     {
         touchBeginPoints.clear();
@@ -116,6 +132,7 @@ public:
         touchEndPoints.clear();
         seenTouchBegin = seenTouchUpdate = seenTouchEnd = false;
         acceptTouchBegin = acceptTouchUpdate = acceptTouchEnd = true;
+        deleteInTouchBegin = deleteInTouchUpdate = deleteInTouchEnd = false;
     }
 
     QRectF boundingRect() const { return QRectF(0, 0, 10, 10); }
@@ -131,6 +148,8 @@ public:
             seenTouchBegin = !seenTouchBegin && !seenTouchUpdate && !seenTouchEnd;
             touchBeginPoints = static_cast<QTouchEvent *>(event)->touchPoints();
             event->setAccepted(acceptTouchBegin);
+            if (deleteInTouchBegin)
+                delete this;
             break;
         case QEvent::TouchUpdate:
             if (!seenTouchBegin) qWarning("TouchUpdate: have not seen TouchBegin");
@@ -138,6 +157,8 @@ public:
             seenTouchUpdate = seenTouchBegin && !seenTouchEnd;
             touchUpdatePoints = static_cast<QTouchEvent *>(event)->touchPoints();
             event->setAccepted(acceptTouchUpdate);
+            if (deleteInTouchUpdate)
+                delete this;
             break;
         case QEvent::TouchEnd:
             if (!seenTouchBegin) qWarning("TouchEnd: have not seen TouchBegin");
@@ -145,6 +166,8 @@ public:
             seenTouchEnd = seenTouchBegin && !seenTouchEnd;
             touchEndPoints = static_cast<QTouchEvent *>(event)->touchPoints();
             event->setAccepted(acceptTouchEnd);
+            if (deleteInTouchEnd)
+                delete this;
             break;
         default:
             return QGraphicsItem::sceneEvent(event);
@@ -168,6 +191,8 @@ private slots:
     void basicRawEventTranslation();
     void multiPointRawEventTranslationOnTouchScreen();
     void multiPointRawEventTranslationOnTouchPad();
+    void deleteInEventHandler();
+    void deleteInRawEventTranslation();
 };
 
 void tst_QTouchEvent::touchDisabledByDefault()
@@ -496,7 +521,7 @@ void tst_QTouchEvent::touchUpdateAndEndNeverPropagate()
         res = QApplication::sendEvent(view.viewport(), &touchUpdateEvent);
         QVERIFY(res);
         // the scene accepts the event, since it found an item to send the event to
-        QVERIFY(touchUpdateEvent.isAccepted());
+        QVERIFY(!touchUpdateEvent.isAccepted());
         QVERIFY(child.seenTouchUpdate);
         QVERIFY(!root.seenTouchUpdate);
 
@@ -510,7 +535,7 @@ void tst_QTouchEvent::touchUpdateAndEndNeverPropagate()
         res = QApplication::sendEvent(view.viewport(), &touchEndEvent);
         QVERIFY(res);
         // the scene accepts the event, since it found an item to send the event to
-        QVERIFY(touchEndEvent.isAccepted());
+        QVERIFY(!touchEndEvent.isAccepted());
         QVERIFY(child.seenTouchEnd);
         QVERIFY(!root.seenTouchEnd);
     }
@@ -1059,6 +1084,225 @@ void tst_QTouchEvent::multiPointRawEventTranslationOnTouchPad()
     }
 }
 
+void tst_QTouchEvent::deleteInEventHandler()
+{
+    // QWidget
+    {
+        QWidget window;
+        tst_QTouchEventWidget *child1, *child2, *child3;
+        child1 = new tst_QTouchEventWidget;
+        child2 = new tst_QTouchEventWidget;
+        child3 = new tst_QTouchEventWidget;
+        child1->setParent(&window);
+        child2->setParent(&window);
+        child3->setParent(&window);
+        child1->setAttribute(Qt::WA_AcceptTouchEvents);
+        child2->setAttribute(Qt::WA_AcceptTouchEvents);
+        child3->setAttribute(Qt::WA_AcceptTouchEvents);
+        child1->deleteInTouchBegin = true;
+        child2->deleteInTouchUpdate = true;
+        child3->deleteInTouchEnd = true;
+
+        QList<QTouchEvent::TouchPoint> touchPoints;
+        touchPoints.append(QTouchEvent::TouchPoint(0));
+        QTouchEvent touchBeginEvent(QEvent::TouchBegin,
+                                    QTouchEvent::TouchScreen,
+                                    Qt::NoModifier,
+                                    Qt::TouchPointPressed,
+                                    touchPoints);
+        QTouchEvent touchUpdateEvent(QEvent::TouchUpdate,
+                               QTouchEvent::TouchScreen,
+                               Qt::NoModifier,
+                               Qt::TouchPointStationary,
+                               touchPoints);
+        QTouchEvent touchEndEvent(QEvent::TouchEnd,
+                               QTouchEvent::TouchScreen,
+                               Qt::NoModifier,
+                               Qt::TouchPointReleased,
+                               touchPoints);
+        QWeakPointer<QWidget> p;
+        bool res;
+
+        touchBeginEvent.ignore();
+        p = child1;
+        res = QApplication::sendEvent(child1, &touchBeginEvent);
+        // event is handled, but widget should be deleted
+        QVERIFY(res && touchBeginEvent.isAccepted() && p.isNull());
+
+        touchBeginEvent.ignore();
+        p = child2;
+        res = QApplication::sendEvent(child2, &touchBeginEvent);
+        QVERIFY(res && touchBeginEvent.isAccepted() && !p.isNull());
+        touchUpdateEvent.ignore();
+        res = QApplication::sendEvent(child2, &touchUpdateEvent);
+        QVERIFY(res && touchUpdateEvent.isAccepted() && p.isNull());
+
+        touchBeginEvent.ignore();
+        p = child3;
+        res = QApplication::sendEvent(child3, &touchBeginEvent);
+        QVERIFY(res && touchBeginEvent.isAccepted() && !p.isNull());
+        touchUpdateEvent.ignore();
+        res = QApplication::sendEvent(child3, &touchUpdateEvent);
+        QVERIFY(res && touchUpdateEvent.isAccepted() && !p.isNull());
+        touchEndEvent.ignore();
+        res = QApplication::sendEvent(child3, &touchEndEvent);
+        QVERIFY(res && touchEndEvent.isAccepted() && p.isNull());
+    }
+
+    // QGraphicsView
+    {
+        QGraphicsScene scene;
+        QGraphicsView view(&scene);
+        tst_QTouchEventGraphicsItem *root, *child1, *child2, *child3;
+        root = new tst_QTouchEventGraphicsItem;
+        child1 = new tst_QTouchEventGraphicsItem;
+        child2 = new tst_QTouchEventGraphicsItem;
+        child3 = new tst_QTouchEventGraphicsItem;
+        child1->setParentItem(root);
+        child2->setParentItem(root);
+        child3->setParentItem(root);
+        child1->setZValue(1.);
+        child2->setZValue(0.);
+        child3->setZValue(-1.);
+        child1->setAcceptTouchEvents(true);
+        child2->setAcceptTouchEvents(true);
+        child3->setAcceptTouchEvents(true);
+        child1->deleteInTouchBegin = true;
+        child2->deleteInTouchUpdate = true;
+        child3->deleteInTouchEnd = true;
+
+        scene.addItem(root);
+        view.resize(200, 200);
+        view.fitInView(scene.sceneRect());
+
+        QTouchEvent::TouchPoint touchPoint(0);
+        touchPoint.setState(Qt::TouchPointPressed);
+        touchPoint.setPos(view.mapFromScene(child1->mapToScene(child1->boundingRect().center())));
+        touchPoint.setScreenPos(view.mapToGlobal(touchPoint.pos().toPoint()));
+        touchPoint.setScenePos(view.mapToScene(touchPoint.pos().toPoint()));
+        QList<QTouchEvent::TouchPoint> touchPoints;
+        touchPoints.append(touchPoint);
+        QTouchEvent touchBeginEvent(QEvent::TouchBegin,
+                                    QTouchEvent::TouchScreen,
+                                    Qt::NoModifier,
+                                    Qt::TouchPointPressed,
+                                    touchPoints);
+        touchPoints[0].setState(Qt::TouchPointMoved);
+        QTouchEvent touchUpdateEvent(QEvent::TouchUpdate,
+                               QTouchEvent::TouchScreen,
+                               Qt::NoModifier,
+                               Qt::TouchPointMoved,
+                               touchPoints);
+        touchPoints[0].setState(Qt::TouchPointReleased);
+        QTouchEvent touchEndEvent(QEvent::TouchEnd,
+                               QTouchEvent::TouchScreen,
+                               Qt::NoModifier,
+                               Qt::TouchPointReleased,
+                               touchPoints);
+        bool res;
+
+        child1->weakpointer = &child1;
+        touchBeginEvent.ignore();
+        res = QApplication::sendEvent(view.viewport(), &touchBeginEvent);
+        QVERIFY(res && touchBeginEvent.isAccepted() && !child1);
+        touchUpdateEvent.ignore();
+        res = QApplication::sendEvent(view.viewport(), &touchUpdateEvent);
+        QVERIFY(res && touchUpdateEvent.isAccepted() && !child1);
+        touchEndEvent.ignore();
+        res = QApplication::sendEvent(view.viewport(), &touchEndEvent);
+        QVERIFY(res && touchUpdateEvent.isAccepted() && !child1);
+
+        child2->weakpointer = &child2;
+        touchBeginEvent.ignore();
+        res = QApplication::sendEvent(view.viewport(), &touchBeginEvent);
+        QVERIFY(res && touchBeginEvent.isAccepted() && child2);
+        touchUpdateEvent.ignore();
+        res = QApplication::sendEvent(view.viewport(), &touchUpdateEvent);
+        QVERIFY(res && !touchUpdateEvent.isAccepted() && !child2);
+        touchEndEvent.ignore();
+        res = QApplication::sendEvent(view.viewport(), &touchEndEvent);
+        QVERIFY(res && !touchUpdateEvent.isAccepted() && !child2);
+
+        child3->weakpointer = &child3;
+        res = QApplication::sendEvent(view.viewport(), &touchBeginEvent);
+        QVERIFY(res && touchBeginEvent.isAccepted() && child3);
+        res = QApplication::sendEvent(view.viewport(), &touchUpdateEvent);
+        QVERIFY(res && !touchUpdateEvent.isAccepted() && child3);
+        res = QApplication::sendEvent(view.viewport(), &touchEndEvent);
+        QVERIFY(res && !touchEndEvent.isAccepted() && !child3);
+
+        delete root;
+    }
+}
+
+void tst_QTouchEvent::deleteInRawEventTranslation()
+{
+    tst_QTouchEventWidget touchWidget;
+    touchWidget.setAttribute(Qt::WA_AcceptTouchEvents);
+    touchWidget.setGeometry(100, 100, 300, 300);
+
+    tst_QTouchEventWidget *leftWidget = new tst_QTouchEventWidget;
+    leftWidget->setParent(&touchWidget);
+    leftWidget->setAttribute(Qt::WA_AcceptTouchEvents);
+    leftWidget->setGeometry(0, 100, 100, 100);
+    leftWidget->deleteInTouchBegin = true;
+    leftWidget->show();
+
+    tst_QTouchEventWidget *centerWidget = new tst_QTouchEventWidget;
+    centerWidget->setParent(&touchWidget);
+    centerWidget->setAttribute(Qt::WA_AcceptTouchEvents);
+    centerWidget->setGeometry(100, 100, 100, 100);
+    centerWidget->deleteInTouchUpdate = true;
+    centerWidget->show();
+
+    tst_QTouchEventWidget *rightWidget = new tst_QTouchEventWidget;
+    rightWidget->setParent(&touchWidget);
+    rightWidget->setAttribute(Qt::WA_AcceptTouchEvents);
+    rightWidget->setGeometry(200, 100, 100, 100);
+    rightWidget->deleteInTouchEnd = true;
+    rightWidget->show();
+
+    QPointF leftPos = leftWidget->rect().center();
+    QPointF centerPos = centerWidget->rect().center();
+    QPointF rightPos = rightWidget->rect().center();
+    QPointF leftScreenPos = leftWidget->mapToGlobal(leftPos.toPoint());
+    QPointF centerScreenPos = centerWidget->mapToGlobal(centerPos.toPoint());
+    QPointF rightScreenPos = rightWidget->mapToGlobal(rightPos.toPoint());
+    QRectF screenGeometry = qApp->desktop()->screenGeometry(&touchWidget);
+
+    QWeakPointer<QWidget> pl = leftWidget, pc = centerWidget, pr = rightWidget;
+
+    QList<QTouchEvent::TouchPoint> rawTouchPoints;
+    rawTouchPoints.append(QTouchEvent::TouchPoint(0));
+    rawTouchPoints.append(QTouchEvent::TouchPoint(1));
+    rawTouchPoints.append(QTouchEvent::TouchPoint(2));
+    rawTouchPoints[0].setState(Qt::TouchPointPressed);
+    rawTouchPoints[0].setScreenPos(leftScreenPos);
+    rawTouchPoints[0].setNormalizedPos(normalized(rawTouchPoints[0].pos(), screenGeometry));
+    rawTouchPoints[1].setState(Qt::TouchPointPressed);
+    rawTouchPoints[1].setScreenPos(centerScreenPos);
+    rawTouchPoints[1].setNormalizedPos(normalized(rawTouchPoints[1].pos(), screenGeometry));
+    rawTouchPoints[2].setState(Qt::TouchPointPressed);
+    rawTouchPoints[2].setScreenPos(rightScreenPos);
+    rawTouchPoints[2].setNormalizedPos(normalized(rawTouchPoints[2].pos(), screenGeometry));
+
+    // generate begin events on all widgets, the left widget should die
+    qt_translateRawTouchEvent(&touchWidget, QTouchEvent::TouchScreen, rawTouchPoints);
+    QVERIFY(pl.isNull() && !pc.isNull() && !pr.isNull());
+
+    // generate update events on all widget, the center widget should die
+    rawTouchPoints[0].setState(Qt::TouchPointMoved);
+    rawTouchPoints[1].setState(Qt::TouchPointMoved);
+    rawTouchPoints[2].setState(Qt::TouchPointMoved);
+    qt_translateRawTouchEvent(&touchWidget, QTouchEvent::TouchScreen, rawTouchPoints);
+
+    // generate end events on all widget, the right widget should die
+    rawTouchPoints[0].setState(Qt::TouchPointReleased);
+    rawTouchPoints[1].setState(Qt::TouchPointReleased);
+    rawTouchPoints[2].setState(Qt::TouchPointReleased);
+    qt_translateRawTouchEvent(&touchWidget, QTouchEvent::TouchScreen, rawTouchPoints);
+}
+
 QTEST_MAIN(tst_QTouchEvent)
 
 #include "tst_qtouchevent.moc"      
diff --git a/tests/benchmarks/qscriptengine/tst_qscriptengine.cpp b/tests/benchmarks/qscriptengine/tst_qscriptengine.cpp
index 8d5f6e6..1c787e9 100644
--- a/tests/benchmarks/qscriptengine/tst_qscriptengine.cpp
+++ b/tests/benchmarks/qscriptengine/tst_qscriptengine.cpp
@@ -72,6 +72,8 @@ private slots:
     void toStringHandle();
     void castValueToQreal();
     void nativeCall();
+    void translation_data();
+    void translation();
 };
 
 tst_QScriptEngine::tst_QScriptEngine()
@@ -259,5 +261,24 @@ void tst_QScriptEngine::nativeCall()
     }
 }
 
+void tst_QScriptEngine::translation_data()
+{
+    QTest::addColumn<QString>("text");
+    QTest::newRow("no translation") << "\"hello world\"";
+    QTest::newRow("qsTr") << "qsTr(\"hello world\")";
+    QTest::newRow("qsTranslate") << "qsTranslate(\"\", \"hello world\")";
+}
+
+void tst_QScriptEngine::translation()
+{
+    QFETCH(QString, text);
+    QScriptEngine engine;
+    engine.installTranslatorFunctions();
+
+    QBENCHMARK {
+        (void)engine.evaluate(text);
+    }
+}
+
 QTEST_MAIN(tst_QScriptEngine)
 #include "tst_qscriptengine.moc"
diff --git a/tests/manual/qwidget_zorder/main.cpp b/tests/manual/qwidget_zorder/main.cpp
new file mode 100644
index 0000000..fe8e0a2
--- /dev/null
+++ b/tests/manual/qwidget_zorder/main.cpp
@@ -0,0 +1,118 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the test suite module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+
+class Widget : public QWidget
+{
+    Q_OBJECT
+public:
+    Widget()
+    {
+        QWidget *stackWidget = new QWidget;
+        stackWidget->setFixedSize(400, 300);
+        button = new QPushButton("pushbutton", stackWidget);
+        plainTextEdit = new QPlainTextEdit(stackWidget);
+        plainTextEdit->setWordWrapMode(QTextOption::NoWrap);
+        QString s = "foo bar bar foo foo bar bar foo";
+        for (int i = 0; i < 10; ++i) {
+            plainTextEdit->appendPlainText(s);
+            s.remove(1, 2);
+        }
+        calendar = new QCalendarWidget(stackWidget);
+        button->move(10, 10);
+        button->resize(100, 100);
+        plainTextEdit->move(30, 70);
+        plainTextEdit->resize(100, 100);
+        calendar->move(80, 40);
+
+        QWidget *buttonOps = new QWidget;
+        QVBoxLayout *l = new QVBoxLayout(buttonOps);
+        QPushButton *lower = new QPushButton("button: lower");
+        connect(lower, SIGNAL(clicked()), button, SLOT(lower()));
+        l->addWidget(lower);
+        QPushButton *raise = new QPushButton("button: raise");
+        connect(raise, SIGNAL(clicked()), button, SLOT(raise()));
+        l->addWidget(raise);
+
+        lower = new QPushButton("calendar: lower");
+        connect(lower, SIGNAL(clicked()), calendar, SLOT(lower()));
+        l->addWidget(lower);
+        raise = new QPushButton("calendar: raise");
+        connect(raise, SIGNAL(clicked()), calendar, SLOT(raise()));
+        l->addWidget(raise);
+        QPushButton *stackUnder = new QPushButton("calendar: stack under textedit");
+        connect(stackUnder, SIGNAL(clicked()), this, SLOT(stackCalendarUnderTextEdit()));
+        l->addWidget(stackUnder);
+
+        lower = new QPushButton("lower textedit");
+        connect(lower, SIGNAL(clicked()), plainTextEdit, SLOT(lower()));
+        l->addWidget(lower);
+        raise = new QPushButton("raise textedit");
+        connect(raise, SIGNAL(clicked()), plainTextEdit, SLOT(raise()));
+        l->addWidget(raise);
+
+        QHBoxLayout *mainLayout = new QHBoxLayout(this);
+        mainLayout->addWidget(buttonOps);
+        mainLayout->addWidget(stackWidget);
+    }
+
+private Q_SLOTS:
+    void stackCalendarUnderTextEdit()
+    {
+        calendar->stackUnder(plainTextEdit);
+    }
+
+private:
+    QPushButton *button;
+    QPlainTextEdit *plainTextEdit;
+    QCalendarWidget *calendar;
+};
+
+int main(int argc, char **argv)
+{
+    QApplication app(argc, argv);
+    Widget w;
+    w.show();
+    return app.exec();
+}
+
+#include "main.moc"
diff --git a/tests/manual/qwidget_zorder/qwidget_zorder.pro b/tests/manual/qwidget_zorder/qwidget_zorder.pro
new file mode 100644
index 0000000..5526f91
--- /dev/null
+++ b/tests/manual/qwidget_zorder/qwidget_zorder.pro
@@ -0,0 +1,6 @@
+TEMPLATE = app
+DEPENDPATH += .
+INCLUDEPATH += .
+
+# Input
+SOURCES += main.cpp