Merge branch '4.6' of git@scm.dev.nokia.troll.no:qt/qt-s60-public into 4.6

61 files changed, 1087 insertions, 705 deletions

diff --git a/src/corelib/concurrent/qfuturewatcher.cpp b/src/corelib/concurrent/qfuturewatcher.cpp
index 3065205..3b808b8 100644
--- a/src/corelib/concurrent/qfuturewatcher.cpp
+++ b/src/corelib/concurrent/qfuturewatcher.cpp
@@ -499,6 +499,13 @@ void QFutureWatcherBasePrivate::sendCallOutEvent(QFutureCallOutEvent *event)
 /*! \fn void QFutureWatcher::setFuture(const QFuture<T> &future)
 
     Starts watching the given \a future.
+
+    One of the signals might be emitted for the current state of the
+    \a future. For example, if the future is already stopped, the
+    finished signal will be emitted.
+
+    To avoid a race condition, it is important to call this function
+    \i after doing the connections.
 */
 
 /*! \fn QFuture<T> QFutureWatcher::future() const
diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h
index 9edf929..82210f3 100644
--- a/src/corelib/global/qglobal.h
+++ b/src/corelib/global/qglobal.h
@@ -813,7 +813,7 @@ namespace QT_NAMESPACE {}
 #      define Q_WS_MAC32
 #    endif
 #  elif defined(Q_OS_SYMBIAN)
-#    if (defined(__SERIES60_31__) || defined(__S60_32__) || defined(__S60_50__)) && !defined(QT_NO_S60)
+#    if !defined(QT_NO_S60)
 #      define Q_WS_S60
 #    endif
 #  elif !defined(Q_WS_QWS)
@@ -2409,10 +2409,11 @@ QT3_SUPPORT Q_CORE_EXPORT const char *qInstallPathSysconf();
 
 #if defined(Q_OS_SYMBIAN)
 
-#ifdef SYMBIAN_GRAPHICS_USE_GCE
+#ifdef SYMBIAN_BUILD_GCE
 //RWsPointerCursor is fixed, so don't use low performance sprites
 #define Q_SYMBIAN_FIXED_POINTER_CURSORS
 #define Q_SYMBIAN_HAS_EXTENDED_BITMAP_TYPE
+#define Q_SYMBIAN_WINDOW_SIZE_CACHE
 //enabling new graphics resources
 #define QT_SYMBIAN_SUPPORTS_SGIMAGE
 #define QT_SYMBIAN_SUPPORTS_ADVANCED_POINTER
diff --git a/src/corelib/io/qdatastream.cpp b/src/corelib/io/qdatastream.cpp
index f27ecc1..0b98e1e 100644
--- a/src/corelib/io/qdatastream.cpp
+++ b/src/corelib/io/qdatastream.cpp
@@ -158,10 +158,9 @@ QT_BEGIN_NAMESPACE
 
     \section1 Reading and writing Qt collection classes
 
-    The Qt collection classes can also be serialized to a QDataStream.
+    The Qt container classes can also be serialized to a QDataStream.
     These include QList, QLinkedList, QVector, QSet, QHash, and QMap.
-    These classes have have stream operators declared as non-member of
-    the class.    
+    The stream operators are declared as non-members of the classes.
 
     \target Serializing Qt Classes
     \section1 Reading and writing other Qt classes.
diff --git a/src/corelib/io/qdir.cpp b/src/corelib/io/qdir.cpp
index dc7f17e..69b3af4 100644
--- a/src/corelib/io/qdir.cpp
+++ b/src/corelib/io/qdir.cpp
@@ -993,15 +993,15 @@ void QDir::setNameFilters(const QStringList &nameFilters)
 
 /*!
     \obsolete
+
+    Use QDir::addSearchPath() with a prefix instead.
+
     Adds \a path to the search paths searched in to find resources
     that are not specified with an absolute path. The default search
     path is to search only in the root (\c{:/}).
 
-    Use QDir::addSearchPath() with a prefix instead.
-
-    \sa {The Qt Resource System}, QResource::addSearchPath()
+    \sa {The Qt Resource System}
 */
-
 void QDir::addResourceSearchPath(const QString &path)
 {
 #ifdef QT_BUILD_CORE_LIB
diff --git a/src/corelib/io/qiodevice.cpp b/src/corelib/io/qiodevice.cpp
index 4e14ba8..662100a 100644
--- a/src/corelib/io/qiodevice.cpp
+++ b/src/corelib/io/qiodevice.cpp
@@ -1003,8 +1003,8 @@ QByteArray QIODevice::readAll()
     to a maximum of \a maxSize - 1 bytes, stores the characters in \a
     data, and returns the number of bytes read. If a line could not be
     read but no error ocurred, this function returns 0. If an error
-    occurs, this function returns what it could the length of what
-    could be read, or -1 if nothing was read.
+    occurs, this function returns the length of what could be read, or
+    -1 if nothing was read.
 
     A terminating '\0' byte is always appended to \a data, so \a
     maxSize must be larger than 1.
diff --git a/src/corelib/io/qresource.cpp b/src/corelib/io/qresource.cpp
index adfbb15..6d33c8b 100644
--- a/src/corelib/io/qresource.cpp
+++ b/src/corelib/io/qresource.cpp
@@ -555,16 +555,15 @@ QStringList QResource::children() const
 /*!
   \obsolete
 
+  Use QDir::addSearchPath() with a prefix instead.
+
   Adds \a path to the search paths searched in to find resources that are
   not specified with an absolute path. The \a path must be an absolute
   path (start with \c{/}).
 
   The default search path is to search only in the root (\c{:/}). The last
   path added will be consulted first upon next QResource creation.
-
-  Use QDir::addSearchPath() with a prefix instead.
 */
-
 void
 QResource::addSearchPath(const QString &path)
 {
@@ -578,6 +577,10 @@ QResource::addSearchPath(const QString &path)
 }
 
 /*!
+  \obsolete
+
+  Use QDir::searchPaths() instead.
+  
   Returns the current search path list. This list is consulted when
   creating a relative resource.
 
diff --git a/src/corelib/kernel/qeventdispatcher_win.cpp b/src/corelib/kernel/qeventdispatcher_win.cpp
index 93becc8..8010a76 100644
--- a/src/corelib/kernel/qeventdispatcher_win.cpp
+++ b/src/corelib/kernel/qeventdispatcher_win.cpp
@@ -510,8 +510,8 @@ LRESULT CALLBACK qt_GetMessageHook(int code, WPARAM wp, LPARAM lp)
                 MSG *msg = (MSG *) lp;
                 if (localSerialNumber != d->lastSerialNumber
                     // if this message IS the one that triggers sendPostedEvents(), no need to post it again
-                    && msg->hwnd != d->internalHwnd
-                    && msg->message != WM_QT_SENDPOSTEDEVENTS) {
+                    && (msg->hwnd != d->internalHwnd
+                        || msg->message != WM_QT_SENDPOSTEDEVENTS)) {
                     PostMessage(d->internalHwnd, WM_QT_SENDPOSTEDEVENTS, 0, 0);
                 }
             }
diff --git a/src/corelib/tools/qscopedpointer.cpp b/src/corelib/tools/qscopedpointer.cpp
index 12badf0..e7dd769 100644
--- a/src/corelib/tools/qscopedpointer.cpp
+++ b/src/corelib/tools/qscopedpointer.cpp
@@ -225,4 +225,59 @@ QT_BEGIN_NAMESPACE
   Swap this pointer with \a other.
  */
 
+/*!
+  \class QScopedArrayPointer
+  
+  \brief The QScopedArrayPointer class stores a pointer to a
+  dynamically allocated array of objects, and deletes it upon
+  destruction.
+
+  \since 4.6
+  \reentrant
+  \ingroup misc
+
+  A QScopedArrayPointer is a QScopedPointer that defaults to
+  deleting the object it is pointing to with the delete[] operator. It
+  also features operator[] for convenience, so we can write:
+
+  \code
+    void foo()
+    {
+        QScopedArrayPointer<int> i(new int[10]);
+        i[2] = 42;
+        ...
+        return; // our integer array is now deleted using delete[]
+    }
+  \endcode
+*/
+
+/*!
+    \fn QScopedArrayPointer::QScopedArrayPointer(T *p = 0)
+
+    Constructs this QScopedArrayPointer instance and sets its pointer
+    to \a p.
+*/
+
+/*!
+    \fn T *QScopedArrayPointer::operator[](int i)
+
+    Provides access to entry \a i of the scoped pointer's array of
+    objects.
+
+    If the contained pointer is \c null, behavior is undefined.
+
+    \sa isNull()
+*/
+
+/*!
+    \fn T *QScopedArrayPointer::operator[](int i) const
+
+    Provides access to entry \a i of the scoped pointer's array of
+    objects.
+
+    If the contained pointer is \c null, behavior is undefined.
+
+    \sa isNull()
+*/
+
 QT_END_NAMESPACE
diff --git a/src/gui/dialogs/qcolordialog_mac.mm b/src/gui/dialogs/qcolordialog_mac.mm
index bdcb872..8af0d2b 100644
--- a/src/gui/dialogs/qcolordialog_mac.mm
+++ b/src/gui/dialogs/qcolordialog_mac.mm
@@ -96,6 +96,7 @@ QT_USE_NAMESPACE
 - (void)finishOffWithCode:(NSInteger)result;
 - (void)showColorPanel;
 - (void)exec;
+- (void)setResultSet:(BOOL)result;
 @end
 
 @implementation QCocoaColorPanelDelegate
@@ -158,6 +159,11 @@ QT_USE_NAMESPACE
     [super dealloc];
 }
 
+- (void)setResultSet:(BOOL)result
+{
+    mResultSet = result;
+}
+
 - (BOOL)windowShouldClose:(id)window
 {
     Q_UNUSED(window);
@@ -320,7 +326,7 @@ QT_USE_NAMESPACE
             } else {
                 mPriv->colorDialog()->accept();
             }
-        }
+        } 
     }
 }
 
@@ -433,7 +439,7 @@ void QColorDialogPrivate::openCocoaColorPanel(const QColor &initial,
             priv:this];
         [colorPanel setDelegate:static_cast<QCocoaColorPanelDelegate *>(delegate)];
     }
-
+    [delegate setResultSet:false];
     setCocoaPanelColor(initial);
     [static_cast<QCocoaColorPanelDelegate *>(delegate) showColorPanel];
 }
diff --git a/src/gui/dialogs/qfontdialog.cpp b/src/gui/dialogs/qfontdialog.cpp
index 56580a9..a4bf15d 100644
--- a/src/gui/dialogs/qfontdialog.cpp
+++ b/src/gui/dialogs/qfontdialog.cpp
@@ -989,34 +989,24 @@ void QFontDialog::open(QObject *receiver, const char *member)
 void QFontDialog::setVisible(bool visible)
 {
     Q_D(QFontDialog);
-    if (visible)
-        d->selectedFont = QFont();
-
-#if defined(Q_WS_MAC)
-    bool isCurrentlyVisible = (isVisible() || d->delegate);
-
-    if (!visible == !isCurrentlyVisible)
-        return;
-
     if (visible) {
-        if (!(d->opts & DontUseNativeDialog) && QFontDialogPrivate::sharedFontPanelAvailable) {
-            d->delegate = QFontDialogPrivate::openCocoaFontPanel(
-                              currentFont(), parentWidget(), windowTitle(), options(), d);
-            QFontDialogPrivate::sharedFontPanelAvailable = false;
-            return;
-        }
-
-        setWindowFlags(windowModality() == Qt::WindowModal ? Qt::Sheet : DefaultWindowFlags);
-    } else {
-        if (d->delegate) {
-            QFontDialogPrivate::closeCocoaFontPanel(d->delegate);
-            d->delegate = 0;
-            QFontDialogPrivate::sharedFontPanelAvailable = true;
+        if (testAttribute(Qt::WA_WState_ExplicitShowHide) && !testAttribute(Qt::WA_WState_Hidden))
             return;
+    } else if  (testAttribute(Qt::WA_WState_ExplicitShowHide) && testAttribute(Qt::WA_WState_Hidden))
+        return;
+#ifdef Q_WS_MAC
+    if (d->canBeNativeDialog()){
+        if (d->setVisible_sys(visible)){
+            d->nativeDialogInUse = true;
+            // Set WA_DontShowOnScreen so that QDialog::setVisible(visible) below
+            // updates the state correctly, but skips showing the non-native version:
+            setAttribute(Qt::WA_DontShowOnScreen, true);
+        } else {
+            d->nativeDialogInUse = false;
+            setAttribute(Qt::WA_DontShowOnScreen, false);
         }
     }
-#endif
-
+#endif // Q_WS_MAC
     QDialog::setVisible(visible);
 }
 
@@ -1032,11 +1022,14 @@ void QFontDialog::done(int result)
     Q_D(QFontDialog);
     QDialog::done(result);
     if (result == Accepted) {
-        d->selectedFont = currentFont();
+        // We check if this is the same font we had before, if so we emit currentFontChanged
+        QFont selectedFont = currentFont();
+        if(selectedFont != d->selectedFont)
+            emit(currentFontChanged(selectedFont));
+        d->selectedFont = selectedFont;
         emit fontSelected(d->selectedFont);
-    } else {
+    } else
         d->selectedFont = QFont();
-    }
     if (d->receiverToDisconnectOnClose) {
         disconnect(this, SIGNAL(fontSelected(QFont)),
                    d->receiverToDisconnectOnClose, d->memberToDisconnectOnClose);
@@ -1045,6 +1038,23 @@ void QFontDialog::done(int result)
     d->memberToDisconnectOnClose.clear();
 }
 
+#ifdef Q_WS_MAC
+bool QFontDialogPrivate::canBeNativeDialog()
+{
+    Q_Q(QFontDialog);
+    if (nativeDialogInUse)
+        return true;
+    if (q->testAttribute(Qt::WA_DontShowOnScreen))
+        return false;
+    if (opts & QFontDialog::DontUseNativeDialog)
+        return false;
+
+    QLatin1String staticName(QFontDialog::staticMetaObject.className());
+    QLatin1String dynamicName(q->metaObject()->className());
+    return (staticName == dynamicName);
+}
+#endif // Q_WS_MAC
+
 /*!
     \fn QFont QFontDialog::getFont(bool *ok, const QFont &initial, QWidget* parent, const char* name)
     \since 4.5
diff --git a/src/gui/dialogs/qfontdialog.h b/src/gui/dialogs/qfontdialog.h
index e6f209e..6035a3a 100644
--- a/src/gui/dialogs/qfontdialog.h
+++ b/src/gui/dialogs/qfontdialog.h
@@ -131,6 +131,9 @@ private:
     Q_PRIVATE_SLOT(d_func(), void _q_styleHighlighted(int))
     Q_PRIVATE_SLOT(d_func(), void _q_sizeHighlighted(int))
     Q_PRIVATE_SLOT(d_func(), void _q_updateSample())
+#if defined(Q_WS_MAC)
+    Q_PRIVATE_SLOT(d_func(), void _q_macRunNativeAppModalPanel())
+#endif
 };
 
 Q_DECLARE_OPERATORS_FOR_FLAGS(QFontDialog::FontDialogOptions)
diff --git a/src/gui/dialogs/qfontdialog_mac.mm b/src/gui/dialogs/qfontdialog_mac.mm
index 68f5f00..67d32b8 100644
--- a/src/gui/dialogs/qfontdialog_mac.mm
+++ b/src/gui/dialogs/qfontdialog_mac.mm
@@ -49,6 +49,7 @@
 #include <private/qfontengine_p.h>
 #include <private/qt_cocoa_helpers_mac_p.h>
 #include <private/qt_mac_p.h>
+#include <qabstracteventdispatcher.h>
 #include <qdebug.h>
 #import <AppKit/AppKit.h>
 #import <Foundation/Foundation.h>
@@ -372,7 +373,12 @@ static QFont qfontForCocoaFont(NSFont *cocoaFont, const QFont &resolveFont)
             [NSApp endModalSession:mModalSession];
             mModalSession = 0;
         }
-
+        // Hack alert!
+        // Since this code path was never intended to be followed when starting from exec
+        // we need to force the dialog to communicate the new font, otherwise the signal
+        // won't get emitted.
+        if(code == NSOKButton)
+            mPriv->sampleEdit->setFont([self qtFont]);
         mPriv->done((code == NSOKButton) ? QDialog::Accepted : QDialog::Rejected);
     } else {
         [NSApp stopModalWithCode:code];
@@ -567,7 +573,6 @@ void *QFontDialogPrivate::openCocoaFontPanel(const QFont &initial,
             [ourPanel makeKeyAndOrderFront:ourPanel];
         }
     }
-
     return delegate;
 }
 
@@ -640,6 +645,145 @@ void QFontDialogPrivate::setFont(void *delegate, const QFont &font)
     [static_cast<QCocoaFontPanelDelegate *>(delegate) setQtFont:font];
 }
 
+void *QFontDialogPrivate::_q_constructNativePanel()
+{
+    QMacCocoaAutoReleasePool pool;
+
+    bool sharedFontPanelExisted = [NSFontPanel sharedFontPanelExists];
+    NSFontPanel *sharedFontPanel = [NSFontPanel sharedFontPanel];
+    [sharedFontPanel setHidesOnDeactivate:false];
+
+    // hack to ensure that QCocoaApplication's validModesForFontPanel:
+    // implementation is honored
+    if (!sharedFontPanelExisted) {
+        [sharedFontPanel makeKeyAndOrderFront:sharedFontPanel];
+        [sharedFontPanel close];
+    }
+
+    NSPanel *ourPanel = 0;
+    NSView *stolenContentView = 0;
+    NSButton *okButton = 0;
+    NSButton *cancelButton = 0;
+
+    CGFloat dialogExtraWidth = 0.0;
+    CGFloat dialogExtraHeight = 0.0;
+
+    // compute dialogExtra{Width,Height}
+    dialogExtraWidth = 2.0 * DialogSideMargin;
+    dialogExtraHeight = DialogTopMargin + ButtonTopMargin + ButtonMinHeight
+                        + ButtonBottomMargin;
+
+    // compute initial contents rectangle
+    NSRect contentRect = [sharedFontPanel contentRectForFrameRect:[sharedFontPanel frame]];
+    contentRect.size.width += dialogExtraWidth;
+    contentRect.size.height += dialogExtraHeight;
+
+    // create the new panel
+    ourPanel = [[NSPanel alloc] initWithContentRect:contentRect
+                styleMask:StyleMask
+                    backing:NSBackingStoreBuffered
+                        defer:YES];
+    [ourPanel setReleasedWhenClosed:YES];
+
+    stolenContentView = [sharedFontPanel contentView];
+
+    // steal the font panel's contents view
+    [stolenContentView retain];
+    [sharedFontPanel setContentView:0];
+
+    {
+        // create a new content view and add the stolen one as a subview
+        NSRect frameRect = { { 0.0, 0.0 }, { 0.0, 0.0 } };
+        NSView *ourContentView = [[NSView alloc] initWithFrame:frameRect];
+        [ourContentView addSubview:stolenContentView];
+
+        // create OK and Cancel buttons and add these as subviews
+        okButton = macCreateButton("&OK", ourContentView);
+        cancelButton = macCreateButton("Cancel", ourContentView);
+
+        [ourPanel setContentView:ourContentView];
+        [ourPanel setDefaultButtonCell:[okButton cell]];
+    }
+    // create a delegate and set it
+    QCocoaFontPanelDelegate *delegate =
+            [[QCocoaFontPanelDelegate alloc] initWithFontPanel:sharedFontPanel
+                                             stolenContentView:stolenContentView
+                                                      okButton:okButton
+                                                  cancelButton:cancelButton
+                                                          priv:this
+                                                    extraWidth:dialogExtraWidth
+                                                   extraHeight:dialogExtraHeight];
+    [ourPanel setDelegate:delegate];
+    [[NSFontManager sharedFontManager] setDelegate:delegate];
+#ifdef QT_MAC_USE_COCOA
+    [[NSFontManager sharedFontManager] setTarget:delegate];
+#endif
+    setFont(delegate, QApplication::font());
+
+    {
+        // hack to get correct initial layout
+        NSRect frameRect = [ourPanel frame];
+        frameRect.size.width += 1.0;
+        [ourPanel setFrame:frameRect display:NO];
+        frameRect.size.width -= 1.0;
+        frameRect.size = [delegate windowWillResize:ourPanel toSize:frameRect.size];
+        [ourPanel setFrame:frameRect display:NO];
+        [ourPanel center];
+    }
+    NSString *title = @"Select font";
+    [ourPanel setTitle:title];
+
+    [delegate setModalSession:[NSApp beginModalSessionForWindow:ourPanel]];
+    return delegate;
+}
+
+void QFontDialogPrivate::mac_nativeDialogModalHelp()
+{
+    // Copied from QFileDialogPrivate
+    // Do a queued meta-call to open the native modal dialog so it opens after the new
+    // event loop has started to execute (in QDialog::exec). Using a timer rather than
+    // a queued meta call is intentional to ensure that the call is only delivered when
+    // [NSApp run] runs (timers are handeled special in cocoa). If NSApp is not
+    // running (which is the case if e.g a top-most QEventLoop has been
+    // interrupted, and the second-most event loop has not yet been reactivated (regardless
+    // if [NSApp run] is still on the stack)), showing a native modal dialog will fail.
+    if (nativeDialogInUse) {
+        Q_Q(QFontDialog);
+        QTimer::singleShot(1, q, SLOT(_q_macRunNativeAppModalPanel()));
+    }
+}
+
+// The problem with the native font dialog is that OS X does not
+// offer a proper dialog, but a panel (i.e. without Ok and Cancel buttons).
+// This means we need to "construct" a native dialog by taking the panel
+// and "adding" the buttons.
+void QFontDialogPrivate::_q_macRunNativeAppModalPanel()
+{
+    QBoolBlocker nativeDialogOnTop(QApplicationPrivate::native_modal_dialog_active);
+    Q_Q(QFontDialog);
+    QCocoaFontPanelDelegate *delegate = (QCocoaFontPanelDelegate *)_q_constructNativePanel();
+    NSWindow *ourPanel = [delegate actualPanel];
+    [ourPanel retain];
+    int rval = [NSApp runModalForWindow:ourPanel];
+    QAbstractEventDispatcher::instance()->interrupt();
+    [ourPanel release];
+    [delegate cleanUpAfterMyself];
+    [delegate release];
+    bool isOk = (rval == NSOKButton);
+    if(isOk)
+        rescode = QDialog::Accepted;
+    else
+        rescode = QDialog::Rejected;
+}
+
+bool QFontDialogPrivate::setVisible_sys(bool visible)
+{
+    Q_Q(QFontDialog);
+    if (!visible == q->isHidden())
+        return false;
+    return visible;
+}
+
 QT_END_NAMESPACE
 
 #endif
diff --git a/src/gui/dialogs/qfontdialog_p.h b/src/gui/dialogs/qfontdialog_p.h
index ca2b10b..7654a80 100644
--- a/src/gui/dialogs/qfontdialog_p.h
+++ b/src/gui/dialogs/qfontdialog_p.h
@@ -152,6 +152,12 @@ public:
     inline QFontDialog *fontDialog() { return q_func(); }
 
     void *delegate;
+    bool nativeDialogInUse;
+    bool canBeNativeDialog();
+    bool setVisible_sys(bool visible);
+    void *_q_constructNativePanel();
+    void _q_macRunNativeAppModalPanel();
+    void mac_nativeDialogModalHelp();
 
     static bool sharedFontPanelAvailable;
 #endif
diff --git a/src/gui/egl/qegl_symbian.cpp b/src/gui/egl/qegl_symbian.cpp
index b1c9408..5a010cd 100644
--- a/src/gui/egl/qegl_symbian.cpp
+++ b/src/gui/egl/qegl_symbian.cpp
@@ -78,9 +78,9 @@ EGLSurface QEglContext::createSurface(QPaintDevice *device, const QEglProperties
         props = 0;
     EGLSurface surf;
     if (devType == QInternal::Widget)
-        surf = eglCreateWindowSurface(dpy, cfg, windowDrawable, 0);
+        surf = eglCreateWindowSurface(dpy, cfg, windowDrawable, props);
     else
-        surf = eglCreatePixmapSurface(dpy, cfg, pixmapDrawable, 0);
+        surf = eglCreatePixmapSurface(dpy, cfg, pixmapDrawable, props);
     if (surf == EGL_NO_SURFACE)
         qWarning("QEglContext::createSurface(): Unable to create EGL surface, error = 0x%x", eglGetError());
     return surf;
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index 2f208b7..bd214e1 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -414,12 +414,6 @@
 /*!
     \enum QGraphicsItem::GraphicsItemChange
 
-        ItemVisibleHasChanged,
-        ItemEnabledHasChanged,
-        ItemSelectedHasChanged,
-        ItemParentHasChanged,
-        ItemSceneHasChanged
-
     This enum describes the state changes that are notified by
     QGraphicsItem::itemChange(). The notifications are sent as the state
     changes, and in some cases, adjustments can be made (see the documentation
@@ -647,9 +641,16 @@
     are children of a modal panel are not blocked.
 
     The values are:
-    \value NonModal   The panel is not modal and does not block input to other panels.
-    \value PanelModal The panel is modal to a single item hierarchy and blocks input to its parent pane, all grandparent panels, and all siblings of its parent and grandparent panels.
-    \value SceneModal The window is modal to the entire scene and blocks input to all panels.
+    
+    \value NonModal The panel is not modal and does not block input to
+    other panels. This is the default value for panels.
+    
+    \value PanelModal The panel is modal to a single item hierarchy
+    and blocks input to its parent pane, all grandparent panels, and
+    all siblings of its parent and grandparent panels.
+
+    \value SceneModal The window is modal to the entire scene and
+    blocks input to all panels.
 
     \sa QGraphicsItem::setPanelModality(), QGraphicsItem::panelModality(), QGraphicsItem::ItemIsPanel
 */
diff --git a/src/gui/graphicsview/qgraphicsscene.cpp b/src/gui/graphicsview/qgraphicsscene.cpp
index 1cd1dba..afea082 100644
--- a/src/gui/graphicsview/qgraphicsscene.cpp
+++ b/src/gui/graphicsview/qgraphicsscene.cpp
@@ -4679,7 +4679,8 @@ void QGraphicsScenePrivate::drawSubtreeRecursive(QGraphicsItem *item, QPainter *
         if (widget)
             item->d_ptr->paintedViewBoundingRects.insert(widget, viewBoundingRect);
         viewBoundingRect.adjust(-1, -1, 1, 1);
-        drawItem = exposedRegion ? exposedRegion->intersects(viewBoundingRect) : !viewBoundingRect.isEmpty();
+        drawItem = exposedRegion ? exposedRegion->intersects(viewBoundingRect)
+                                 : !viewBoundingRect.normalized().isEmpty();
         if (!drawItem) {
             if (!itemHasChildren)
                 return;
diff --git a/src/gui/graphicsview/qgraphicsview.cpp b/src/gui/graphicsview/qgraphicsview.cpp
index 06b7438..1ced3d7 100644
--- a/src/gui/graphicsview/qgraphicsview.cpp
+++ b/src/gui/graphicsview/qgraphicsview.cpp
@@ -3400,6 +3400,13 @@ void QGraphicsView::paintEvent(QPaintEvent *event)
         if (!d->scene->d_func()->painterStateProtection)
             painter.setWorldTransform(viewTransform);
     } else {
+        // Make sure we don't have unpolished items before we draw
+        if (!d->scene->d_func()->unpolishedItems.isEmpty())
+            d->scene->d_func()->_q_polishItems();
+        // We reset updateAll here (after we've issued polish events)
+        // so that we can discard update requests coming from polishEvent().
+        d->scene->d_func()->updateAll = false;
+
         // Find all exposed items
         bool allItems = false;
         QList<QGraphicsItem *> itemList = d->findItems(d->exposedRegion, &allItems, viewTransform);
@@ -3408,9 +3415,25 @@ void QGraphicsView::paintEvent(QPaintEvent *event)
             const int numItems = itemList.size();
             QGraphicsItem **itemArray = &itemList[0]; // Relies on QList internals, but is perfectly valid.
             QStyleOptionGraphicsItem *styleOptionArray = d->allocStyleOptionsArray(numItems);
+            QTransform transform(Qt::Uninitialized);
             for (int i = 0; i < numItems; ++i) {
-                itemArray[i]->d_ptr->initStyleOption(&styleOptionArray[i], viewTransform,
-                                                     d->exposedRegion, allItems);
+                QGraphicsItem *item = itemArray[i];
+                QGraphicsItemPrivate *itemd = item->d_ptr.data();
+                itemd->initStyleOption(&styleOptionArray[i], viewTransform, d->exposedRegion, allItems);
+                // Cache the item's area in view coordinates.
+                // Note that we have to do this here in case the base class implementation
+                // (QGraphicsScene::drawItems) is not called. If it is, we'll do this
+                // operation twice, but that's the price one has to pay for using indirect
+                // painting :-/.
+                const QRectF brect = adjustedItemEffectiveBoundingRect(item);
+                if (!itemd->itemIsUntransformable()) {
+                    transform = item->sceneTransform();
+                    if (viewTransformed)
+                        transform *= viewTransform;
+                } else {
+                    transform = item->deviceTransform(viewTransform);
+                }
+                itemd->paintedViewBoundingRects.insert(d->viewport, transform.mapRect(brect).toRect());
             }
             // Draw the items.
             drawItems(&painter, numItems, itemArray, styleOptionArray);
diff --git a/src/gui/image/qnativeimage.cpp b/src/gui/image/qnativeimage.cpp
index 2226901..8446387 100644
--- a/src/gui/image/qnativeimage.cpp
+++ b/src/gui/image/qnativeimage.cpp
@@ -182,7 +182,7 @@ QNativeImage::QNativeImage(int width, int height, QImage::Format format,bool /*
             qWarning() << "Error while marking the shared memory segment to be destroyed";
         ok = (xshminfo.shmaddr != (char*)-1);
         if (ok)
-            image = QImage((uchar *)xshmimg->data, width, height, systemFormat());
+            image = QImage((uchar *)xshmimg->data, width, height, format);
     }
     xshminfo.readOnly = false;
     if (ok)
diff --git a/src/gui/itemviews/qabstractitemview.cpp b/src/gui/itemviews/qabstractitemview.cpp
index adf3ce3..555555e 100644
--- a/src/gui/itemviews/qabstractitemview.cpp
+++ b/src/gui/itemviews/qabstractitemview.cpp
@@ -2119,6 +2119,11 @@ void QAbstractItemView::focusOutEvent(QFocusEvent *event)
     Q_D(QAbstractItemView);
     QAbstractScrollArea::focusOutEvent(event);
     d->viewport->update();
+
+#ifdef QT_SOFTKEYS_ENABLED
+    if(!hasEditFocus())
+        removeAction(d->doneSoftKey);
+#endif
 }
 
 /*!
@@ -2144,7 +2149,12 @@ void QAbstractItemView::keyPressEvent(QKeyEvent *event)
             if (!hasEditFocus()) {
                 setEditFocus(true);
 #ifdef QT_SOFTKEYS_ENABLED
-                addAction(d->doneSoftKey);
+                // If we can't keypad navigate to any direction, there is no sense to add
+                // "Done" softkey, since it basically does nothing when there is
+                // only one widget in screen
+                if(QWidgetPrivate::canKeypadNavigate(Qt::Horizontal)
+                        || QWidgetPrivate::canKeypadNavigate(Qt::Vertical))
+                    addAction(d->doneSoftKey);
 #endif
                 return;
             }
@@ -2160,6 +2170,26 @@ void QAbstractItemView::keyPressEvent(QKeyEvent *event)
             event->ignore();
         }
         return;
+    case Qt::Key_Down:
+    case Qt::Key_Up:
+        // Let's ignore vertical navigation events, only if there is no other widget
+        // what can take the focus in vertical direction. This means widget can handle navigation events
+        // even the widget don't have edit focus, and there is no other widget in requested direction.
+        if(QApplication::keypadNavigationEnabled() && !hasEditFocus()
+                && QWidgetPrivate::canKeypadNavigate(Qt::Vertical)) {
+            event->ignore();
+            return;
+        }
+        break;
+    case Qt::Key_Left:
+    case Qt::Key_Right:
+        // Similar logic as in up and down events
+        if(QApplication::keypadNavigationEnabled() && !hasEditFocus()
+                && (QWidgetPrivate::canKeypadNavigate(Qt::Horizontal) || QWidgetPrivate::inTabWidget(this))) {
+            event->ignore();
+            return;
+        }
+        break;
     default:
         if (QApplication::keypadNavigationEnabled() && !hasEditFocus()) {
             event->ignore();
@@ -2245,7 +2275,7 @@ void QAbstractItemView::keyPressEvent(QKeyEvent *event)
     case Qt::Key_Down:
     case Qt::Key_Up:
 #ifdef QT_KEYPAD_NAVIGATION
-        if (QApplication::keypadNavigationEnabled()) {
+        if (QApplication::keypadNavigationEnabled() && QWidgetPrivate::canKeypadNavigate(Qt::Vertical)) {
             event->accept(); // don't change focus
             break;
         }
@@ -2253,8 +2283,11 @@ void QAbstractItemView::keyPressEvent(QKeyEvent *event)
     case Qt::Key_Left:
     case Qt::Key_Right:
 #ifdef QT_KEYPAD_NAVIGATION
-        if (QApplication::navigationMode() == Qt::NavigationModeKeypadDirectional) {
-            event->accept(); // don't change horizontal focus in directional mode
+        int colCount = d->model->columnCount(d->root);
+        if (QApplication::navigationMode() == Qt::NavigationModeKeypadDirectional
+                && (QWidgetPrivate::canKeypadNavigate(Qt::Horizontal)
+                || (QWidgetPrivate::inTabWidget(this) && colCount > 1))) {
+            event->accept(); // don't change focus
             break;
         }
 #endif // QT_KEYPAD_NAVIGATION
diff --git a/src/gui/kernel/qapplication_s60.cpp b/src/gui/kernel/qapplication_s60.cpp
index bf3ad71..fdbbeb2 100644
--- a/src/gui/kernel/qapplication_s60.cpp
+++ b/src/gui/kernel/qapplication_s60.cpp
@@ -1146,6 +1146,10 @@ void qt_init(QApplicationPrivate * /* priv */, int)
 #endif
         S60->wsSession().SetAutoFlush(ETrue);
 
+#ifdef Q_SYMBIAN_WINDOW_SIZE_CACHE
+    TRAP_IGNORE(S60->wsSession().EnableWindowSizeCacheL());
+#endif
+
     S60->updateScreenSize();
 
 
diff --git a/src/gui/kernel/qapplication_win.cpp b/src/gui/kernel/qapplication_win.cpp
index 0a4869b..aac834d 100644
--- a/src/gui/kernel/qapplication_win.cpp
+++ b/src/gui/kernel/qapplication_win.cpp
@@ -1905,8 +1905,13 @@ LRESULT CALLBACK QtWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam
                 break;
 
             if (!msg.wParam) {
+#ifdef Q_WS_WINCE
+                // On Windows CE, lParam parameter is a constant, not a char pointer.
+                if (msg.lParam == INI_INTL) {
+#else
                 QString area = QString::fromWCharArray((wchar_t*)msg.lParam);
                 if (area == QLatin1String("intl")) {
+#endif
                     QLocalePrivate::updateSystemPrivate();
                     if (!widget->testAttribute(Qt::WA_SetLocale))
                         widget->dptr()->setLocale_helper(QLocale(), true);
diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp
index 850e961..d3340df 100644
--- a/src/gui/kernel/qwidget.cpp
+++ b/src/gui/kernel/qwidget.cpp
@@ -118,6 +118,10 @@
 #include "private/qgraphicssystem_p.h"
 #include "private/qgesturemanager_p.h"
 
+#ifdef QT_KEYPAD_NAVIGATION
+#include "qtabwidget.h" // Needed in inTabWidget()
+#endif // QT_KEYPAD_NAVIGATION
+
 // widget/widget data creation count
 //#define QWIDGET_EXTRA_DEBUG
 //#define ALIEN_DEBUG
@@ -11626,6 +11630,45 @@ QWidget *QWidgetPrivate::widgetInNavigationDirection(Direction direction)
     }
     return targetWidget;
 }
+
+/*!
+    \internal
+
+    Tells us if it there is currently a reachable widget by keypad navigation in
+    a certain \a orientation.
+    If no navigation is possible, occuring key events in that \a orientation may
+    be used to interact with the value in the focussed widget, even though it
+    currently has not the editFocus.
+
+    \sa QWidgetPrivate::widgetInNavigationDirection(), QWidget::hasEditFocus()
+*/
+bool QWidgetPrivate::canKeypadNavigate(Qt::Orientation orientation)
+{
+    return orientation == Qt::Horizontal?
+            (QWidgetPrivate::widgetInNavigationDirection(QWidgetPrivate::DirectionEast)
+                    || QWidgetPrivate::widgetInNavigationDirection(QWidgetPrivate::DirectionWest))
+            :(QWidgetPrivate::widgetInNavigationDirection(QWidgetPrivate::DirectionNorth)
+                    || QWidgetPrivate::widgetInNavigationDirection(QWidgetPrivate::DirectionSouth));
+}
+/*!
+    \internal
+
+    Checks, if the \a widget is inside a QTabWidget. If is is inside
+    one, left/right key events will be used to switch between tabs in keypad
+    navigation. If there is no QTabWidget, the horizontal key events can be used
+to
+    interact with the value in the focussed widget, even though it currently has
+    not the editFocus.
+
+    \sa QWidget::hasEditFocus()
+*/
+bool QWidgetPrivate::inTabWidget(QWidget *widget)
+{
+    for (QWidget *tabWidget = widget; tabWidget; tabWidget = tabWidget->parentWidget())
+        if (qobject_cast<const QTabWidget*>(tabWidget))
+            return true;
+    return false;
+}
 #endif
 
 /*!
diff --git a/src/gui/kernel/qwidget_p.h b/src/gui/kernel/qwidget_p.h
index b421d30..1cb6072 100644
--- a/src/gui/kernel/qwidget_p.h
+++ b/src/gui/kernel/qwidget_p.h
@@ -472,6 +472,8 @@ public:
 #ifdef QT_KEYPAD_NAVIGATION
     static bool navigateToDirection(Direction direction);
     static QWidget *widgetInNavigationDirection(Direction direction);
+    static inline bool canKeypadNavigate(Qt::Orientation orientation);
+    static inline bool inTabWidget(QWidget *widget);
 #endif
 
     void setWindowIconText_sys(const QString &cap);
diff --git a/src/gui/painting/qdrawhelper_neon.cpp b/src/gui/painting/qdrawhelper_neon.cpp
index 25860a0..77c5202 100644
--- a/src/gui/painting/qdrawhelper_neon.cpp
+++ b/src/gui/painting/qdrawhelper_neon.cpp
@@ -48,43 +48,43 @@
 
 QT_BEGIN_NAMESPACE
 
-static inline int16x8_t qvdiv_255_s16(int16x8_t x, int16x8_t half)
+static inline uint16x8_t qvdiv_255_u16(uint16x8_t x, uint16x8_t half)
 {
     // result = (x + (x >> 8) + 0x80) >> 8
 
-    const int16x8_t temp = vshrq_n_s16(x, 8); // x >> 8
-    const int16x8_t sum_part = vaddq_s16(x, half); // x + 0x80
-    const int16x8_t sum = vaddq_s16(temp, sum_part);
+    const uint16x8_t temp = vshrq_n_u16(x, 8); // x >> 8
+    const uint16x8_t sum_part = vaddq_u16(x, half); // x + 0x80
+    const uint16x8_t sum = vaddq_u16(temp, sum_part);
 
-    return vreinterpretq_s16_u16(vshrq_n_u16(vreinterpretq_u16_s16(sum), 8));
+    return vshrq_n_u16(sum, 8);
 }
 
-static inline int16x8_t qvbyte_mul_s16(int16x8_t x, int16x8_t alpha, int16x8_t half)
+static inline uint16x8_t qvbyte_mul_u16(uint16x8_t x, uint16x8_t alpha, uint16x8_t half)
 {
     // t = qRound(x * alpha / 255.0)
 
-    const int16x8_t t = vmulq_s16(x, alpha); // t
-    return qvdiv_255_s16(t, half);
+    const uint16x8_t t = vmulq_u16(x, alpha); // t
+    return qvdiv_255_u16(t, half);
 }
 
-static inline int16x8_t qvinterpolate_pixel_255(int16x8_t x, int16x8_t a, int16x8_t y, int16x8_t b, int16x8_t half)
+static inline uint16x8_t qvinterpolate_pixel_255(uint16x8_t x, uint16x8_t a, uint16x8_t y, uint16x8_t b, uint16x8_t half)
 {
     // t = x * a + y * b
 
-    const int16x8_t ta = vmulq_s16(x, a);
-    const int16x8_t tb = vmulq_s16(y, b);
+    const uint16x8_t ta = vmulq_u16(x, a);
+    const uint16x8_t tb = vmulq_u16(y, b);
 
-    return qvdiv_255_s16(vaddq_s16(ta, tb), half);
+    return qvdiv_255_u16(vaddq_u16(ta, tb), half);
 }
 
-static inline int16x8_t qvsource_over_s16(int16x8_t src16, int16x8_t dst16, int16x8_t half, int16x8_t full)
+static inline uint16x8_t qvsource_over_u16(uint16x8_t src16, uint16x8_t dst16, uint16x8_t half, uint16x8_t full)
 {
-    const int16x4_t alpha16_high = vdup_lane_s16(vget_high_s16(src16), 3);
-    const int16x4_t alpha16_low = vdup_lane_s16(vget_low_s16(src16), 3);
+    const uint16x4_t alpha16_high = vdup_lane_u16(vget_high_u16(src16), 3);
+    const uint16x4_t alpha16_low = vdup_lane_u16(vget_low_u16(src16), 3);
 
-    const int16x8_t alpha16 = vsubq_s16(full, vcombine_s16(alpha16_low, alpha16_high));
+    const uint16x8_t alpha16 = vsubq_u16(full, vcombine_u16(alpha16_low, alpha16_high));
 
-    return vaddq_s16(src16, qvbyte_mul_s16(dst16, alpha16, half));
+    return vaddq_u16(src16, qvbyte_mul_u16(dst16, alpha16, half));
 }
 
 void qt_blend_argb32_on_argb32_neon(uchar *destPixels, int dbpl,
@@ -94,21 +94,21 @@ void qt_blend_argb32_on_argb32_neon(uchar *destPixels, int dbpl,
 {
     const uint *src = (const uint *) srcPixels;
     uint *dst = (uint *) destPixels;
-    int16x8_t half = vdupq_n_s16(0x80);
-    int16x8_t full = vdupq_n_s16(0xff);
+    uint16x8_t half = vdupq_n_u16(0x80);
+    uint16x8_t full = vdupq_n_u16(0xff);
     if (const_alpha == 256) {
         for (int y = 0; y < h; ++y) {
             int x = 0;
             for (; x < w-3; x += 4) {
-                int32x4_t src32 = vld1q_s32((int32_t *)&src[x]);
+                uint32x4_t src32 = vld1q_u32((uint32_t *)&src[x]);
                 if ((src[x] & src[x+1] & src[x+2] & src[x+3]) >= 0xff000000) {
                     // all opaque
-                    vst1q_s32((int32_t *)&dst[x], src32);
+                    vst1q_u32((uint32_t *)&dst[x], src32);
                 } else if (src[x] | src[x+1] | src[x+2] | src[x+3]) {
-                    int32x4_t dst32 = vld1q_s32((int32_t *)&dst[x]);
+                    uint32x4_t dst32 = vld1q_u32((uint32_t *)&dst[x]);
 
-                    const uint8x16_t src8 = vreinterpretq_u8_s32(src32);
-                    const uint8x16_t dst8 = vreinterpretq_u8_s32(dst32);
+                    const uint8x16_t src8 = vreinterpretq_u8_u32(src32);
+                    const uint8x16_t dst8 = vreinterpretq_u8_u32(dst32);
 
                     const uint8x8_t src8_low = vget_low_u8(src8);
                     const uint8x8_t dst8_low = vget_low_u8(dst8);
@@ -116,19 +116,19 @@ void qt_blend_argb32_on_argb32_neon(uchar *destPixels, int dbpl,
                     const uint8x8_t src8_high = vget_high_u8(src8);
                     const uint8x8_t dst8_high = vget_high_u8(dst8);
 
-                    const int16x8_t src16_low = vreinterpretq_s16_u16(vmovl_u8(src8_low));
-                    const int16x8_t dst16_low = vreinterpretq_s16_u16(vmovl_u8(dst8_low));
+                    const uint16x8_t src16_low = vmovl_u8(src8_low);
+                    const uint16x8_t dst16_low = vmovl_u8(dst8_low);
 
-                    const int16x8_t src16_high = vreinterpretq_s16_u16(vmovl_u8(src8_high));
-                    const int16x8_t dst16_high = vreinterpretq_s16_u16(vmovl_u8(dst8_high));
+                    const uint16x8_t src16_high = vmovl_u8(src8_high);
+                    const uint16x8_t dst16_high = vmovl_u8(dst8_high);
 
-                    const int16x8_t result16_low = qvsource_over_s16(src16_low, dst16_low, half, full);
-                    const int16x8_t result16_high = qvsource_over_s16(src16_high, dst16_high, half, full);
+                    const uint16x8_t result16_low = qvsource_over_u16(src16_low, dst16_low, half, full);
+                    const uint16x8_t result16_high = qvsource_over_u16(src16_high, dst16_high, half, full);
 
-                    const int32x2_t result32_low = vreinterpret_s32_s8(vmovn_s16(result16_low));
-                    const int32x2_t result32_high = vreinterpret_s32_s8(vmovn_s16(result16_high));
+                    const uint32x2_t result32_low = vreinterpret_u32_u8(vmovn_u16(result16_low));
+                    const uint32x2_t result32_high = vreinterpret_u32_u8(vmovn_u16(result16_high));
 
-                    vst1q_s32((int32_t *)&dst[x], vcombine_s32(result32_low, result32_high));
+                    vst1q_u32((uint32_t *)&dst[x], vcombine_u32(result32_low, result32_high));
                 }
             }
             for (; x<w; ++x) {
@@ -143,16 +143,16 @@ void qt_blend_argb32_on_argb32_neon(uchar *destPixels, int dbpl,
         }
     } else if (const_alpha != 0) {
         const_alpha = (const_alpha * 255) >> 8;
-        int16x8_t const_alpha16 = vdupq_n_s16(const_alpha);
+        uint16x8_t const_alpha16 = vdupq_n_u16(const_alpha);
         for (int y = 0; y < h; ++y) {
             int x = 0;
             for (; x < w-3; x += 4) {
                 if (src[x] | src[x+1] | src[x+2] | src[x+3]) {
-                    int32x4_t src32 = vld1q_s32((int32_t *)&src[x]);
-                    int32x4_t dst32 = vld1q_s32((int32_t *)&dst[x]);
+                    uint32x4_t src32 = vld1q_u32((uint32_t *)&src[x]);
+                    uint32x4_t dst32 = vld1q_u32((uint32_t *)&dst[x]);
 
-                    const uint8x16_t src8 = vreinterpretq_u8_s32(src32);
-                    const uint8x16_t dst8 = vreinterpretq_u8_s32(dst32);
+                    const uint8x16_t src8 = vreinterpretq_u8_u32(src32);
+                    const uint8x16_t dst8 = vreinterpretq_u8_u32(dst32);
 
                     const uint8x8_t src8_low = vget_low_u8(src8);
                     const uint8x8_t dst8_low = vget_low_u8(dst8);
@@ -160,22 +160,22 @@ void qt_blend_argb32_on_argb32_neon(uchar *destPixels, int dbpl,
                     const uint8x8_t src8_high = vget_high_u8(src8);
                     const uint8x8_t dst8_high = vget_high_u8(dst8);
 
-                    const int16x8_t src16_low = vreinterpretq_s16_u16(vmovl_u8(src8_low));
-                    const int16x8_t dst16_low = vreinterpretq_s16_u16(vmovl_u8(dst8_low));
+                    const uint16x8_t src16_low = vmovl_u8(src8_low);
+                    const uint16x8_t dst16_low = vmovl_u8(dst8_low);
 
-                    const int16x8_t src16_high = vreinterpretq_s16_u16(vmovl_u8(src8_high));
-                    const int16x8_t dst16_high = vreinterpretq_s16_u16(vmovl_u8(dst8_high));
+                    const uint16x8_t src16_high = vmovl_u8(src8_high);
+                    const uint16x8_t dst16_high = vmovl_u8(dst8_high);
 
-                    const int16x8_t srcalpha16_low = qvbyte_mul_s16(src16_low, const_alpha16, half);
-                    const int16x8_t srcalpha16_high = qvbyte_mul_s16(src16_high, const_alpha16, half);
+                    const uint16x8_t srcalpha16_low = qvbyte_mul_u16(src16_low, const_alpha16, half);
+                    const uint16x8_t srcalpha16_high = qvbyte_mul_u16(src16_high, const_alpha16, half);
 
-                    const int16x8_t result16_low = qvsource_over_s16(srcalpha16_low, dst16_low, half, full);
-                    const int16x8_t result16_high = qvsource_over_s16(srcalpha16_high, dst16_high, half, full);
+                    const uint16x8_t result16_low = qvsource_over_u16(srcalpha16_low, dst16_low, half, full);
+                    const uint16x8_t result16_high = qvsource_over_u16(srcalpha16_high, dst16_high, half, full);
 
-                    const int32x2_t result32_low = vreinterpret_s32_s8(vmovn_s16(result16_low));
-                    const int32x2_t result32_high = vreinterpret_s32_s8(vmovn_s16(result16_high));
+                    const uint32x2_t result32_low = vreinterpret_u32_u8(vmovn_u16(result16_low));
+                    const uint32x2_t result32_high = vreinterpret_u32_u8(vmovn_u16(result16_high));
 
-                    vst1q_s32((int32_t *)&dst[x], vcombine_s32(result32_low, result32_high));
+                    vst1q_u32((uint32_t *)&dst[x], vcombine_u32(result32_low, result32_high));
                 }
             }
             for (; x<w; ++x) {
@@ -206,19 +206,19 @@ void qt_blend_rgb32_on_rgb32_neon(uchar *destPixels, int dbpl,
         if (const_alpha != 0) {
             const uint *src = (const uint *) srcPixels;
             uint *dst = (uint *) destPixels;
-            int16x8_t half = vdupq_n_s16(0x80);
+            uint16x8_t half = vdupq_n_u16(0x80);
             const_alpha = (const_alpha * 255) >> 8;
             int one_minus_const_alpha = 255 - const_alpha;
-            int16x8_t const_alpha16 = vdupq_n_s16(const_alpha);
-            int16x8_t one_minus_const_alpha16 = vdupq_n_s16(255 - const_alpha);
+            uint16x8_t const_alpha16 = vdupq_n_u16(const_alpha);
+            uint16x8_t one_minus_const_alpha16 = vdupq_n_u16(255 - const_alpha);
             for (int y = 0; y < h; ++y) {
                 int x = 0;
                 for (; x < w-3; x += 4) {
-                    int32x4_t src32 = vld1q_s32((int32_t *)&src[x]);
-                    int32x4_t dst32 = vld1q_s32((int32_t *)&dst[x]);
+                    uint32x4_t src32 = vld1q_u32((uint32_t *)&src[x]);
+                    uint32x4_t dst32 = vld1q_u32((uint32_t *)&dst[x]);
 
-                    const uint8x16_t src8 = vreinterpretq_u8_s32(src32);
-                    const uint8x16_t dst8 = vreinterpretq_u8_s32(dst32);
+                    const uint8x16_t src8 = vreinterpretq_u8_u32(src32);
+                    const uint8x16_t dst8 = vreinterpretq_u8_u32(dst32);
 
                     const uint8x8_t src8_low = vget_low_u8(src8);
                     const uint8x8_t dst8_low = vget_low_u8(dst8);
@@ -226,19 +226,19 @@ void qt_blend_rgb32_on_rgb32_neon(uchar *destPixels, int dbpl,
                     const uint8x8_t src8_high = vget_high_u8(src8);
                     const uint8x8_t dst8_high = vget_high_u8(dst8);
 
-                    const int16x8_t src16_low = vreinterpretq_s16_u16(vmovl_u8(src8_low));
-                    const int16x8_t dst16_low = vreinterpretq_s16_u16(vmovl_u8(dst8_low));
+                    const uint16x8_t src16_low = vmovl_u8(src8_low);
+                    const uint16x8_t dst16_low = vmovl_u8(dst8_low);
 
-                    const int16x8_t src16_high = vreinterpretq_s16_u16(vmovl_u8(src8_high));
-                    const int16x8_t dst16_high = vreinterpretq_s16_u16(vmovl_u8(dst8_high));
+                    const uint16x8_t src16_high = vmovl_u8(src8_high);
+                    const uint16x8_t dst16_high = vmovl_u8(dst8_high);
 
-                    const int16x8_t result16_low = qvinterpolate_pixel_255(src16_low, const_alpha16, dst16_low, one_minus_const_alpha16, half);
-                    const int16x8_t result16_high = qvinterpolate_pixel_255(src16_high, const_alpha16, dst16_high, one_minus_const_alpha16, half);
+                    const uint16x8_t result16_low = qvinterpolate_pixel_255(src16_low, const_alpha16, dst16_low, one_minus_const_alpha16, half);
+                    const uint16x8_t result16_high = qvinterpolate_pixel_255(src16_high, const_alpha16, dst16_high, one_minus_const_alpha16, half);
 
-                    const int32x2_t result32_low = vreinterpret_s32_s8(vmovn_s16(result16_low));
-                    const int32x2_t result32_high = vreinterpret_s32_s8(vmovn_s16(result16_high));
+                    const uint32x2_t result32_low = vreinterpret_u32_u8(vmovn_u16(result16_low));
+                    const uint32x2_t result32_high = vreinterpret_u32_u8(vmovn_u16(result16_high));
 
-                    vst1q_s32((int32_t *)&dst[x], vcombine_s32(result32_low, result32_high));
+                    vst1q_u32((uint32_t *)&dst[x], vcombine_u32(result32_low, result32_high));
                 }
                 for (; x<w; ++x) {
                     uint s = src[x];
diff --git a/src/gui/styles/qmacstyle_mac.mm b/src/gui/styles/qmacstyle_mac.mm
index 78074c7..5bd939f 100644
--- a/src/gui/styles/qmacstyle_mac.mm
+++ b/src/gui/styles/qmacstyle_mac.mm
@@ -3749,7 +3749,7 @@ void QMacStyle::drawControl(ControlElement ce, const QStyleOption *opt, QPainter
                     QPalette np = tab->palette;
                     np.setColor(QPalette::WindowText, QColor(255, 255, 255, 75));
                     QRect nr = subElementRect(SE_TabBarTabText, opt, w);
-                    nr.moveTop(+1);
+                    nr.moveTop(-1);
                     int alignment = Qt::AlignCenter | Qt::TextShowMnemonic | Qt::TextHideMnemonic;
                     proxy()->drawItemText(p, nr, alignment, np, tab->state & State_Enabled,
                                                tab->text, QPalette::WindowText);
diff --git a/src/gui/styles/qstylesheetstyle.cpp b/src/gui/styles/qstylesheetstyle.cpp
index b36294a..c550938 100644
--- a/src/gui/styles/qstylesheetstyle.cpp
+++ b/src/gui/styles/qstylesheetstyle.cpp
@@ -5743,6 +5743,13 @@ QRect QStyleSheetStyle::subElementRect(SubElement se, const QStyleOption *opt, c
         return positionRect(w, subRule, subRule2, pe, opt->rect, opt->direction);
                                    }
 
+#ifndef QT_NO_TOOLBAR
+    case SE_ToolBarHandle:
+        if (hasStyleRule(w, PseudoElement_ToolBarHandle))
+            return ParentStyle::subElementRect(se, opt, w);
+        break;
+#endif //QT_NO_TOOLBAR
+
     default:
         break;
     }
diff --git a/src/gui/util/qdesktopservices_s60.cpp b/src/gui/util/qdesktopservices_s60.cpp
index 319c4b0..adc4fc1 100644
--- a/src/gui/util/qdesktopservices_s60.cpp
+++ b/src/gui/util/qdesktopservices_s60.cpp
@@ -48,7 +48,6 @@
 #include <qurl.h>
 #include <private/qcore_symbian_p.h>
 
-#include <miutset.h>                // KUidMsgTypeSMTP
 #include <txtrich.h>                // CRichText
 #include <f32file.h>                // TDriveUnit etc
 #include <eikenv.h>                 // CEikonEnv
@@ -57,6 +56,9 @@
 #include <rsendas.h>                // RSendAs
 #include <rsendasmessage.h>         // RSendAsMessage
 
+// copied from miutset.h, so we don't get a dependency into the app layer
+const TUid KUidMsgTypeSMTP			= {0x10001028};	// 268439592
+
 #ifdef Q_WS_S60
 #  include <pathinfo.h>             // PathInfo
 #  ifdef USE_DOCUMENTHANDLER
diff --git a/src/gui/widgets/qabstractslider.cpp b/src/gui/widgets/qabstractslider.cpp
index 4bd7b5a..2888490 100644
--- a/src/gui/widgets/qabstractslider.cpp
+++ b/src/gui/widgets/qabstractslider.cpp
@@ -47,9 +47,6 @@
 #ifndef QT_NO_ACCESSIBILITY
 #include "qaccessible.h"
 #endif
-#ifdef QT_KEYPAD_NAVIGATION
-#include "qtabwidget.h" // Needed in inTabWidget()
-#endif // QT_KEYPAD_NAVIGATION
 #include <limits.h>
 
 QT_BEGIN_NAMESPACE
@@ -702,7 +699,7 @@ bool QAbstractSliderPrivate::scrollByDelta(Qt::Orientation orientation, Qt::Keyb
         stepsToScroll = qBound(-pageStep, int(offset * pageStep), pageStep);
         offset_accumulated = 0;
     } else {
-        // Calculate how many lines to scroll. Depending on what delta is (and 
+        // Calculate how many lines to scroll. Depending on what delta is (and
         // offset), we might end up with a fraction (e.g. scroll 1.3 lines). We can
         // only scroll whole lines, so we keep the reminder until next event.
         qreal stepsToScrollF =
@@ -749,45 +746,7 @@ void QAbstractSlider::wheelEvent(QWheelEvent * e)
 }
 
 #endif
-#ifdef QT_KEYPAD_NAVIGATION
-/*!
-    \internal
-
-    Tells us if it there is currently a reachable widget by keypad navigation in
-    a certain \a orientation.
-    If no navigation is possible, occuring key events in that \a orientation may
-    be used to interact with the value in the focussed widget, even though it
-    currently has not the editFocus.
 
-    \sa QWidgetPrivate::widgetInNavigationDirection(), QWidget::hasEditFocus()
-*/
-inline static bool canKeypadNavigate(Qt::Orientation orientation)
-{
-    return orientation == Qt::Horizontal?
-            (QWidgetPrivate::widgetInNavigationDirection(QWidgetPrivate::DirectionEast)
-                    || QWidgetPrivate::widgetInNavigationDirection(QWidgetPrivate::DirectionWest))
-            :(QWidgetPrivate::widgetInNavigationDirection(QWidgetPrivate::DirectionNorth)
-                    || QWidgetPrivate::widgetInNavigationDirection(QWidgetPrivate::DirectionSouth));
-}
-/*!
-    \internal
-
-    Checks, if the \a widget is inside a QTabWidget. If is is inside
-    one, left/right key events will be used to switch between tabs in keypad
-    navigation. If there is no QTabWidget, the horizontal key events can be used to
-    interact with the value in the focussed widget, even though it currently has
-    not the editFocus.
-
-    \sa QWidget::hasEditFocus()
-*/
-inline static bool inTabWidget(QWidget *widget)
-{
-    for (QWidget *tabWidget = widget; tabWidget; tabWidget = tabWidget->parentWidget())
-        if (qobject_cast<const QTabWidget*>(tabWidget))
-            return true;
-    return false;
-}
-#endif // QT_KEYPAD_NAVIGATION
 /*!
     \reimp
 */
@@ -853,7 +812,8 @@ void QAbstractSlider::keyPressEvent(QKeyEvent *ev)
             if (QApplication::keypadNavigationEnabled()
                     && (!hasEditFocus() && QApplication::navigationMode() == Qt::NavigationModeKeypadTabOrder
                     || d->orientation == Qt::Vertical
-                    || !hasEditFocus() && (canKeypadNavigate(Qt::Horizontal) || inTabWidget(this)))) {
+                    || !hasEditFocus()
+                    && (QWidgetPrivate::canKeypadNavigate(Qt::Horizontal) || QWidgetPrivate::inTabWidget(this)))) {
                 ev->ignore();
                 return;
             }
@@ -872,7 +832,8 @@ void QAbstractSlider::keyPressEvent(QKeyEvent *ev)
             if (QApplication::keypadNavigationEnabled()
                     && (!hasEditFocus() && QApplication::navigationMode() == Qt::NavigationModeKeypadTabOrder
                     || d->orientation == Qt::Vertical
-                    || !hasEditFocus() && (canKeypadNavigate(Qt::Horizontal) || inTabWidget(this)))) {
+                    || !hasEditFocus()
+                    && (QWidgetPrivate::canKeypadNavigate(Qt::Horizontal) || QWidgetPrivate::inTabWidget(this)))) {
                 ev->ignore();
                 return;
             }
@@ -892,7 +853,7 @@ void QAbstractSlider::keyPressEvent(QKeyEvent *ev)
             if (QApplication::keypadNavigationEnabled()
                     && (QApplication::navigationMode() == Qt::NavigationModeKeypadTabOrder
                     || d->orientation == Qt::Horizontal
-                    || !hasEditFocus() && canKeypadNavigate(Qt::Vertical))) {
+                    || !hasEditFocus() && QWidgetPrivate::canKeypadNavigate(Qt::Vertical))) {
                 ev->ignore();
                 break;
             }
@@ -905,7 +866,7 @@ void QAbstractSlider::keyPressEvent(QKeyEvent *ev)
             if (QApplication::keypadNavigationEnabled()
                     && (QApplication::navigationMode() == Qt::NavigationModeKeypadTabOrder
                     || d->orientation == Qt::Horizontal
-                    || !hasEditFocus() && canKeypadNavigate(Qt::Vertical))) {
+                    || !hasEditFocus() && QWidgetPrivate::canKeypadNavigate(Qt::Vertical))) {
                 ev->ignore();
                 break;
             }
diff --git a/src/gui/widgets/qlineedit_p.cpp b/src/gui/widgets/qlineedit_p.cpp
index 1aa7a2b..2c76a5c 100644
--- a/src/gui/widgets/qlineedit_p.cpp
+++ b/src/gui/widgets/qlineedit_p.cpp
@@ -129,7 +129,7 @@ void QLineEditPrivate::_q_editFocusChange(bool e)
 void QLineEditPrivate::_q_selectionChanged()
 {
     Q_Q(QLineEdit);
-    if (control->preeditAreaText().isEmpty()) {
+    if (!control->text().isEmpty() && control->preeditAreaText().isEmpty()) {
         QStyleOptionFrameV2 opt;
         q->initStyleOption(&opt);
         bool showCursor = control->hasSelectedText() ?
diff --git a/src/multimedia/audio/qaudioinput.cpp b/src/multimedia/audio/qaudioinput.cpp
index 45cafc1..fd892dd 100644
--- a/src/multimedia/audio/qaudioinput.cpp
+++ b/src/multimedia/audio/qaudioinput.cpp
@@ -190,18 +190,18 @@ QAudioInput::~QAudioInput()
      Passing a QIODevice allows the data to be transfered without any extra code.
      All that is required is to open the QIODevice.
 
+     If able to successfully get audio data from the systems audio device the
+     state() is set to either QAudio::ActiveState or QAudio::IdleState,
+     error() is set to QAudio::NoError and the stateChanged() signal is emitted.
+
+     If a problem occurs during this process the error() is set to QAudio::OpenError,
+     state() is set to QAudio::StoppedState and stateChanged() signal is emitted.
+
      \sa QIODevice
 */
 
 void QAudioInput::start(QIODevice* device)
 {
-    /*
-       -If currently not StoppedState, stop
-       -If previous start was push mode, delete internal QIODevice.
-       -open audio input.
-       If ok, NoError and ActiveState, else OpenError and StoppedState.
-       -emit stateChanged()
-    */
     d->start(device);
 }
 
@@ -210,19 +210,18 @@ void QAudioInput::start(QIODevice* device)
     transfer. This QIODevice can be used to read() audio data
     directly.
 
+    If able to access the systems audio device the state() is set to
+    QAudio::IdleState, error() is set to QAudio::NoError
+    and the stateChanged() signal is emitted.
+
+    If a problem occurs during this process the error() is set to QAudio::OpenError,
+    state() is set to QAudio::StoppedState and stateChanged() signal is emitted.
+
     \sa QIODevice
 */
 
 QIODevice* QAudioInput::start()
 {
-    /*
-    -If currently not StoppedState, stop
-    -If no internal QIODevice, create one.
-    -open audio input.
-    -If ok, NoError and IdleState, else OpenError and StoppedState
-    -emit stateChanged()
-    -return internal QIODevice
-    */
     return d->start(0);
 }
 
@@ -236,17 +235,14 @@ QAudioFormat QAudioInput::format() const
 }
 
 /*!
-    Stops the audio input.
+    Stops the audio input, detaching from the system resource.
+
+    Sets error() to QAudio::NoError, state() to QAudio::StoppedState and
+    emit stateChanged() signal.
 */
 
 void QAudioInput::stop()
 {
-    /*
-    -If StoppedState, return
-    -set to StoppedState
-    -detach from audio device
-    -emit stateChanged()
-    */
     d->stop();
 }
 
@@ -256,42 +252,32 @@ void QAudioInput::stop()
 
 void QAudioInput::reset()
 {
-    /*
-    -drop all buffered audio, set buffers to zero.
-    -call stop()
-    */
     d->reset();
 }
 
 /*!
     Stops processing audio data, preserving buffered audio data.
+
+    Sets error() to QAudio::NoError, state() to QAudio::SuspendedState and
+    emit stateChanged() signal.
 */
 
 void QAudioInput::suspend()
 {
-    /*
-    -If not ActiveState|IdleState, return
-    -stop processing audio, saving all buffered audio data
-    -set NoError and SuspendedState
-    -emit stateChanged()
-    */
     d->suspend();
 }
 
 /*!
     Resumes processing audio data after a suspend().
+
+    Sets error() to QAudio::NoError.
+    Sets state() to QAudio::ActiveState if you previously called start(QIODevice*).
+    Sets state() to QAudio::IdleState if you previously called start().
+    emits stateChanged() signal.
 */
 
 void QAudioInput::resume()
 {
-    /*
-    -If SuspendedState, return
-    -resume audio
-    -(PULL MODE): set ActiveState, NoError
-    -(PUSH MODE): set IdleState, NoError
-    -kick start audio if needed
-    -emit stateChanged()
-    */
      d->resume();
 }
 
@@ -327,6 +313,9 @@ int QAudioInput::bufferSize() const
 
 /*!
     Returns the amount of audio data available to read in bytes.
+
+    NOTE: returned value is only valid while in QAudio::ActiveState or QAudio::IdleState
+    state, otherwise returns zero.
 */
 
 int QAudioInput::bytesReady() const
@@ -352,7 +341,10 @@ int QAudioInput::periodSize() const
 /*!
     Sets the interval for notify() signal to be emitted.
     This is based on the \a ms of audio data processed
-    not on actual real-time. The resolution of the timer is platform specific.
+    not on actual real-time.
+    The minimum resolution of the timer is platform specific and values
+    should be checked with notifyInterval() to confirm actual value
+    being used.
 */
 
 void QAudioInput::setNotifyInterval(int ms)
diff --git a/src/multimedia/audio/qaudioinput_alsa_p.cpp b/src/multimedia/audio/qaudioinput_alsa_p.cpp
index 26e46b3..6010f3c 100644
--- a/src/multimedia/audio/qaudioinput_alsa_p.cpp
+++ b/src/multimedia/audio/qaudioinput_alsa_p.cpp
@@ -217,9 +217,11 @@ QIODevice* QAudioInputPrivate::start(QIODevice* device)
         //set to pull mode
         pullMode = true;
         audioSource = device;
+        deviceState = QAudio::ActiveState;
     } else {
         //set to push mode
         pullMode = false;
+        deviceState = QAudio::IdleState;
         audioSource = new InputPrivate(this);
         audioSource->open(QIODevice::ReadOnly | QIODevice::Unbuffered);
     }
@@ -413,7 +415,6 @@ bool QAudioInputPrivate::open()
     timer->start(period_time*chunks/2000);
 
     errorState  = QAudio::NoError;
-    deviceState = QAudio::ActiveState;
 
     totalTimeValue = 0;
 
@@ -439,7 +440,7 @@ int QAudioInputPrivate::bytesReady() const
     if(resuming)
         return period_size;
 
-    if(deviceState != QAudio::ActiveState)
+    if(deviceState != QAudio::ActiveState && deviceState != QAudio::IdleState)
         return 0;
     int frames = snd_pcm_avail_update(handle);
     if((int)frames > (int)buffer_frames)
@@ -450,8 +451,8 @@ int QAudioInputPrivate::bytesReady() const
 
 qint64 QAudioInputPrivate::read(char* data, qint64 len)
 {
-    Q_UNUSED(data)
     Q_UNUSED(len)
+
     // Read in some audio data and write it to QIODevice, pull mode
     if ( !handle )
         return 0;
@@ -468,7 +469,7 @@ qint64 QAudioInputPrivate::read(char* data, qint64 len)
         if (readFrames >= 0) {
             err = snd_pcm_frames_to_bytes(handle, readFrames);
 #ifdef DEBUG_AUDIO
-            qDebug()<<QString::fromLatin1("PULL: read in bytes = %1 (frames=%2)").arg(err).arg(readFrames).toLatin1().constData();
+            qDebug()<<QString::fromLatin1("read in bytes = %1 (frames=%2)").arg(err).arg(readFrames).toLatin1().constData();
 #endif
             break;
         } else if((readFrames == -EAGAIN) || (readFrames == -EINTR)) {
@@ -489,28 +490,46 @@ qint64 QAudioInputPrivate::read(char* data, qint64 len)
     if(err > 0) {
         // got some send it onward
 #ifdef DEBUG_AUDIO
-        qDebug()<<"PULL: frames to write to QIODevice = "<<
+        qDebug()<<"frames to write to QIODevice = "<<
             snd_pcm_bytes_to_frames( handle, (int)err )<<" ("<<err<<") bytes";
 #endif
-        if(deviceState != QAudio::ActiveState)
+        if(deviceState != QAudio::ActiveState && deviceState != QAudio::IdleState)
             return 0;
+        if (pullMode) {
+            qint64 l = audioSource->write(audioBuffer,err);
+            if(l < 0) {
+                close();
+                errorState = QAudio::IOError;
+                deviceState = QAudio::StoppedState;
+                emit stateChanged(deviceState);
+            } else if(l == 0) {
+                if (deviceState != QAudio::IdleState) {
+                    errorState = QAudio::NoError;
+                    deviceState = QAudio::IdleState;
+                    emit stateChanged(deviceState);
+                }
+            } else {
+                totalTimeValue += err;
+                resuming = false;
+                if (deviceState != QAudio::ActiveState) {
+                    errorState = QAudio::NoError;
+                    deviceState = QAudio::ActiveState;
+                    emit stateChanged(deviceState);
+                }
+            }
+            return l;
 
-        qint64 l = audioSource->write(audioBuffer,err);
-        if(l < 0) {
-            close();
-            errorState = QAudio::IOError;
-            deviceState = QAudio::StoppedState;
-            emit stateChanged(deviceState);
-        } else if(l == 0) {
-            errorState = QAudio::NoError;
-            deviceState = QAudio::IdleState;
         } else {
-            totalTimeValue += snd_pcm_bytes_to_frames(handle, err)*1000000/settings.frequency();
+            memcpy(data,audioBuffer,err);
+            totalTimeValue += err;
             resuming = false;
-            errorState = QAudio::NoError;
-            deviceState = QAudio::ActiveState;
+            if (deviceState != QAudio::ActiveState) {
+                errorState = QAudio::NoError;
+                deviceState = QAudio::ActiveState;
+                emit stateChanged(deviceState);
+            }
+            return err;
         }
-        return l;
     }
     return 0;
 }
@@ -569,7 +588,7 @@ int QAudioInputPrivate::notifyInterval() const
 
 qint64 QAudioInputPrivate::processedUSecs() const
 {
-    return totalTimeValue;
+    return qint64(1000000) * totalTimeValue / settings.frequency();
 }
 
 void QAudioInputPrivate::suspend()
@@ -617,34 +636,10 @@ bool QAudioInputPrivate::deviceReady()
 
 qint64 QAudioInputPrivate::elapsedUSecs() const
 {
-    if(!handle)
-        return 0;
-
     if (deviceState == QAudio::StoppedState)
         return 0;
 
-#if(SND_LIB_MAJOR == 1 && SND_LIB_MINOR == 0 && SND_LIB_SUBMINOR >= 14)
-    snd_pcm_status_t* status;
-    snd_pcm_status_alloca(&status);
-
-    snd_timestamp_t t1,t2;
-    if( snd_pcm_status(handle, status) >= 0) {
-        snd_pcm_status_get_tstamp(status,&t1);
-        snd_pcm_status_get_trigger_tstamp(status,&t2);
-        t1.tv_sec-=t2.tv_sec;
-
-        signed long l = (signed long)t1.tv_usec - (signed long)t2.tv_usec;
-        if(l < 0) {
-            t1.tv_sec--;
-            l = -l;
-            l %= 1000000;
-        }
-        return ((t1.tv_sec * 1000000)+l);
-    } else
-        return 0;
-#else
     return clockStamp.elapsed()*1000;
-#endif
 }
 
 void QAudioInputPrivate::reset()
@@ -670,43 +665,7 @@ InputPrivate::~InputPrivate()
 
 qint64 InputPrivate::readData( char* data, qint64 len)
 {
-    // push mode, user read() called
-    if((audioDevice->state() != QAudio::ActiveState) && !audioDevice->resuming)
-        return 0;
-
-    int readFrames;
-    int count=0, err = 0;
-
-    while(count < 5) {
-        int frames = snd_pcm_bytes_to_frames(audioDevice->handle, len);
-        readFrames = snd_pcm_readi(audioDevice->handle, data, frames);
-        if (readFrames >= 0) {
-            err = snd_pcm_frames_to_bytes(audioDevice->handle, readFrames);
-#ifdef DEBUG_AUDIO
-            qDebug()<<QString::fromLatin1("PUSH: read in bytes = %1 (frames=%2)").arg(err).arg(readFrames).toLatin1().constData();
-#endif
-            break;
-        } else if((readFrames == -EAGAIN) || (readFrames == -EINTR)) {
-            audioDevice->errorState = QAudio::IOError;
-            err = 0;
-            break;
-        } else {
-            if(readFrames == -EPIPE) {
-                audioDevice->errorState = QAudio::UnderrunError;
-                err = snd_pcm_prepare(audioDevice->handle);
-            } else if(readFrames == -ESTRPIPE) {
-                err = snd_pcm_prepare(audioDevice->handle);
-            }
-            if(err != 0) break;
-        }
-        count++;
-    }
-    if(err > 0 && readFrames > 0) {
-        audioDevice->totalTimeValue += readFrames*1000/audioDevice->settings.frequency()*1000;
-        audioDevice->deviceState = QAudio::ActiveState;
-        return err;
-    }
-    return 0;
+    return audioDevice->read(data,len);
 }
 
 qint64 InputPrivate::writeData(const char* data, qint64 len)
diff --git a/src/multimedia/audio/qaudioinput_win32_p.cpp b/src/multimedia/audio/qaudioinput_win32_p.cpp
index 17e8bfb..ec0359a 100644
--- a/src/multimedia/audio/qaudioinput_win32_p.cpp
+++ b/src/multimedia/audio/qaudioinput_win32_p.cpp
@@ -192,9 +192,11 @@ QIODevice* QAudioInputPrivate::start(QIODevice* device)
         //set to pull mode
         pullMode = true;
         audioSource = device;
+        deviceState = QAudio::ActiveState;
     } else {
         //set to push mode
         pullMode = false;
+        deviceState = QAudio::IdleState;
         audioSource = new InputPrivate(this);
         audioSource->open(QIODevice::ReadOnly | QIODevice::Unbuffered);
     }
@@ -306,7 +308,6 @@ bool QAudioInputPrivate::open()
     elapsedTimeOffset = 0;
     totalTimeValue = 0;
     errorState  = QAudio::NoError;
-    deviceState = QAudio::ActiveState;
     return true;
 }
 
@@ -315,9 +316,9 @@ void QAudioInputPrivate::close()
     if(deviceState == QAudio::StoppedState)
         return;
 
+    deviceState = QAudio::StoppedState;
     waveInReset(hWaveIn);
     waveInClose(hWaveIn);
-    deviceState = QAudio::StoppedState;
 
     int count = 0;
     while(!finished && count < 500) {
@@ -352,7 +353,6 @@ qint64 QAudioInputPrivate::read(char* data, qint64 len)
     char*  p = data;
     qint64 l = 0;
     qint64 written = 0;
-
     while(!done) {
         // Read in some audio data
         if(waveBlocks[header].dwBytesRecorded > 0 && waveBlocks[header].dwFlags & WHDR_DONE) {
@@ -373,11 +373,12 @@ qint64 QAudioInputPrivate::read(char* data, qint64 len)
                     errorState = QAudio::IOError;
 
                 } else {
-                    totalTimeValue += waveBlocks[header].dwBytesRecorded
-                        /((settings.channels()*settings.sampleSize()/8))
-                        *10000/settings.frequency()*100;
+                    totalTimeValue += waveBlocks[header].dwBytesRecorded;
                     errorState = QAudio::NoError;
-                    deviceState = QAudio::ActiveState;
+                    if (deviceState != QAudio::ActiveState) {
+                        deviceState = QAudio::ActiveState;
+                        emit stateChanged(deviceState);
+                    }
 		    resuming = false;
                 }
             } else {
@@ -387,16 +388,17 @@ qint64 QAudioInputPrivate::read(char* data, qint64 len)
 #ifdef DEBUG_AUDIO
                 qDebug()<<"IN: "<<waveBlocks[header].dwBytesRecorded<<", OUT: "<<l;
 #endif
-                totalTimeValue += waveBlocks[header].dwBytesRecorded
-                    /((settings.channels()*settings.sampleSize()/8))
-                    *10000/settings.frequency()*100;
+                totalTimeValue += waveBlocks[header].dwBytesRecorded;
                 errorState = QAudio::NoError;
-                deviceState = QAudio::ActiveState;
+                if (deviceState != QAudio::ActiveState) {
+                    deviceState = QAudio::ActiveState;
+                    emit stateChanged(deviceState);
+                }
 		resuming = false;
             }
         } else {
             //no data, not ready yet, next time
-            return 0;
+            break;
         }
 
         waveInUnprepareHeader(hWaveIn,&waveBlocks[header], sizeof(WAVEHDR));
@@ -505,7 +507,13 @@ int QAudioInputPrivate::notifyInterval() const
 
 qint64 QAudioInputPrivate::processedUSecs() const
 {
-    return totalTimeValue;
+    if (deviceState == QAudio::StoppedState)
+        return 0;
+    qint64 result = qint64(1000000) * totalTimeValue /
+        (settings.channels()*(settings.sampleSize()/8)) /
+        settings.frequency();
+
+    return result;
 }
 
 void QAudioInputPrivate::suspend()
@@ -535,6 +543,9 @@ bool QAudioInputPrivate::deviceReady()
     QTime now(QTime::currentTime());
     qDebug()<<now.second()<<"s "<<now.msec()<<"ms :deviceReady() INPUT";
 #endif
+    if(deviceState != QAudio::ActiveState && deviceState != QAudio::IdleState)
+        return true;
+
     if(pullMode) {
         // reads some audio data and writes it to QIODevice
         read(0,0);
@@ -543,8 +554,6 @@ bool QAudioInputPrivate::deviceReady()
 	InputPrivate* a = qobject_cast<InputPrivate*>(audioSource);
 	a->trigger();
     }
-    if(deviceState != QAudio::ActiveState)
-        return true;
 
     if((timeStamp.elapsed() + elapsedTimeOffset) > intervalTime) {
         emit notify();
@@ -577,7 +586,8 @@ InputPrivate::~InputPrivate() {}
 qint64 InputPrivate::readData( char* data, qint64 len)
 {
     // push mode, user read() called
-    if(audioDevice->deviceState != QAudio::ActiveState)
+    if(audioDevice->deviceState != QAudio::ActiveState &&
+            audioDevice->deviceState != QAudio::IdleState)
         return 0;
     // Read in some audio data
     return audioDevice->read(data,len);
diff --git a/src/multimedia/audio/qaudiooutput.cpp b/src/multimedia/audio/qaudiooutput.cpp
index afd8a84..b0b5244 100644
--- a/src/multimedia/audio/qaudiooutput.cpp
+++ b/src/multimedia/audio/qaudiooutput.cpp
@@ -202,18 +202,18 @@ QAudioFormat QAudioOutput::format() const
     Passing a QIODevice allows the data to be transfered without any extra code.
     All that is required is to open the QIODevice.
 
+    If able to successfully output audio data to the systems audio device the
+    state() is set to QAudio::ActiveState, error() is set to QAudio::NoError
+    and the stateChanged() signal is emitted.
+
+    If a problem occurs during this process the error() is set to QAudio::OpenError,
+    state() is set to QAudio::StoppedState and stateChanged() signal is emitted.
+
     \sa QIODevice
 */
 
 void QAudioOutput::start(QIODevice* device)
 {
-    /*
-    -If currently not StoppedState, stop.
-    -If previous start was push mode, delete internal QIODevice.
-    -open audio output.
-    -If ok, NoError and ActiveState, else OpenError and StoppedState
-    -emit stateChanged()
-    */
     d->start(device);
 }
 
@@ -221,34 +221,30 @@ void QAudioOutput::start(QIODevice* device)
     Returns a pointer to the QIODevice being used to handle the data
     transfer. This QIODevice can be used to write() audio data directly.
 
+    If able to access the systems audio device the state() is set to
+    QAudio::IdleState, error() is set to QAudio::NoError
+    and the stateChanged() signal is emitted.
+
+    If a problem occurs during this process the error() is set to QAudio::OpenError,
+    state() is set to QAudio::StoppedState and stateChanged() signal is emitted.
+
     \sa QIODevice
 */
 
 QIODevice* QAudioOutput::start()
 {
-    /*
-    -If currently not StoppedState, stop.
-    -If no internal QIODevice, create one.
-    -open audio output.
-    -If ok, NoError and IdleState, else OpenError and StoppedState
-    -emit stateChanged()
-    -return internal QIODevice
-    */
     return d->start(0);
 }
 
 /*!
-    Stops the audio output.
+    Stops the audio output, detaching from the system resource.
+
+    Sets error() to QAudio::NoError, state() to QAudio::StoppedState and
+    emit stateChanged() signal.
 */
 
 void QAudioOutput::stop()
 {
-    /*
-    -If StoppedState, return
-    -set to StoppedState
-    -detach from audio device
-    -emit stateChanged()
-    */
     d->stop();
 }
 
@@ -258,55 +254,44 @@ void QAudioOutput::stop()
 
 void QAudioOutput::reset()
 {
-    /*
-    -drop all buffered audio, set buffers to zero.
-    -call stop()
-    */
     d->reset();
 }
 
 /*!
     Stops processing audio data, preserving buffered audio data.
+
+    Sets error() to QAudio::NoError, state() to QAudio::SuspendedState and
+    emit stateChanged() signal.
 */
 
 void QAudioOutput::suspend()
 {
-    /*
-    -If not ActiveState|IdleState, return
-    -stop processing audio, saving all buffered audio data
-    -set NoError and SuspendedState
-    -emit stateChanged()
-    */
     d->suspend();
 }
 
 /*!
     Resumes processing audio data after a suspend().
+
+    Sets error() to QAudio::NoError.
+    Sets state() to QAudio::ActiveState if you previously called start(QIODevice*).
+    Sets state() to QAudio::IdleState if you previously called start().
+    emits stateChanged() signal.
 */
 
 void QAudioOutput::resume()
 {
-    /*
-    -If SuspendedState, return
-    -resume audio
-    -(PULL MODE): set ActiveState, NoError
-    -(PUSH MODE): set IdleState, NoError
-    -kick start audio if needed
-    -emit stateChanged()
-    */
      d->resume();
 }
 
 /*!
     Returns the free space available in bytes in the audio buffer.
+
+    NOTE: returned value is only valid while in QAudio::ActiveState or QAudio::IdleState
+    state, otherwise returns zero.
 */
 
 int QAudioOutput::bytesFree() const
 {
-    /*
-    -If not ActiveState|IdleState, return 0
-    -return space available in audio buffer in bytes
-    */
     return d->bytesFree();
 }
 
@@ -353,7 +338,10 @@ int QAudioOutput::bufferSize() const
 /*!
     Sets the interval for notify() signal to be emitted.
     This is based on the \a ms of audio data processed
-    not on actual real-time. The resolution of the timer is platform specific.
+    not on actual real-time.
+    The minimum resolution of the timer is platform specific and values
+    should be checked with notifyInterval() to confirm actual value
+    being used.
 */
 
 void QAudioOutput::setNotifyInterval(int ms)
diff --git a/src/multimedia/audio/qaudiooutput_alsa_p.cpp b/src/multimedia/audio/qaudiooutput_alsa_p.cpp
index 7b89cef..b127103 100644
--- a/src/multimedia/audio/qaudiooutput_alsa_p.cpp
+++ b/src/multimedia/audio/qaudiooutput_alsa_p.cpp
@@ -259,6 +259,7 @@ void QAudioOutputPrivate::stop()
 {
     if(deviceState == QAudio::StoppedState)
         return;
+    errorState = QAudio::NoError;
     deviceState = QAudio::StoppedState;
     close();
     emit stateChanged(deviceState);
@@ -494,10 +495,13 @@ qint64 QAudioOutputPrivate::write( const char *data, qint64 len )
         err = snd_pcm_writei( handle, data, frames );
     }
     if(err > 0) {
-        totalTimeValue += err*1000000/settings.frequency();
+        totalTimeValue += err;
         resuming = false;
         errorState = QAudio::NoError;
-        deviceState = QAudio::ActiveState;
+        if (deviceState != QAudio::ActiveState) {
+            deviceState = QAudio::ActiveState;
+            emit stateChanged(deviceState);
+        }
         return snd_pcm_frames_to_bytes( handle, err );
     } else
         err = xrun_recovery(err);
@@ -542,7 +546,7 @@ int QAudioOutputPrivate::notifyInterval() const
 
 qint64 QAudioOutputPrivate::processedUSecs() const
 {
-    return totalTimeValue;
+    return qint64(1000000) * totalTimeValue / settings.frequency();
 }
 
 void QAudioOutputPrivate::resume()
@@ -562,10 +566,8 @@ void QAudioOutputPrivate::resume()
             bytesAvailable = (int)snd_pcm_frames_to_bytes(handle, buffer_frames);
         }
         resuming = true;
-        if(pullMode)
-            deviceState = QAudio::ActiveState;
-        else
-            deviceState = QAudio::IdleState;
+
+        deviceState = QAudio::ActiveState;
 
         errorState = QAudio::NoError;
         timer->start(period_time/1000);
@@ -637,7 +639,9 @@ bool QAudioOutputPrivate::deviceReady()
             // Got some data to output
             if(deviceState != QAudio::ActiveState)
                 return true;
-            write(audioBuffer,l);
+            qint64 bytesWritten = write(audioBuffer,l);
+            if (bytesWritten != l)
+                audioSource->seek(audioSource->pos()-(l-bytesWritten));
             bytesAvailable = bytesFree();
 
         } else if(l == 0) {
@@ -645,9 +649,11 @@ bool QAudioOutputPrivate::deviceReady()
             bytesAvailable = bytesFree();
             if(bytesAvailable > snd_pcm_frames_to_bytes(handle, buffer_frames-period_frames)) {
                 // Underrun
-                errorState = QAudio::UnderrunError;
-                deviceState = QAudio::IdleState;
-                emit stateChanged(deviceState);
+                if (deviceState != QAudio::IdleState) {
+                    errorState = QAudio::UnderrunError;
+                    deviceState = QAudio::IdleState;
+                    emit stateChanged(deviceState);
+                }
             }
 
         } else if(l < 0) {
@@ -655,8 +661,17 @@ bool QAudioOutputPrivate::deviceReady()
             errorState = QAudio::IOError;
             emit stateChanged(deviceState);
         }
-    } else
+    } else {
         bytesAvailable = bytesFree();
+        if(bytesAvailable > snd_pcm_frames_to_bytes(handle, buffer_frames-period_frames)) {
+            // Underrun
+            if (deviceState != QAudio::IdleState) {
+                errorState = QAudio::UnderrunError;
+                deviceState = QAudio::IdleState;
+                emit stateChanged(deviceState);
+            }
+        }
+    }
 
     if(deviceState != QAudio::ActiveState)
         return true;
@@ -671,35 +686,10 @@ bool QAudioOutputPrivate::deviceReady()
 
 qint64 QAudioOutputPrivate::elapsedUSecs() const
 {
-    if(!handle)
-        return 0;
-
     if (deviceState == QAudio::StoppedState)
         return 0;
 
-#if(SND_LIB_MAJOR == 1 && SND_LIB_MINOR == 0 && SND_LIB_SUBMINOR >= 14)
-    snd_pcm_status_t* status;
-    snd_pcm_status_alloca(&status);
-
-    snd_timestamp_t t1,t2;
-    if( snd_pcm_status(handle, status) >= 0) {
-        snd_pcm_status_get_tstamp(status,&t1);
-        snd_pcm_status_get_trigger_tstamp(status,&t2);
-        t1.tv_sec-=t2.tv_sec;
-
-        signed long l = (signed long)t1.tv_usec - (signed long)t2.tv_usec;
-        if(l < 0) {
-            t1.tv_sec--;
-            l = -l;
-            l %= 1000000;
-        }
-        return ((t1.tv_sec * 1000000)+l);
-    } else
-        return 0;
-#else
     return clockStamp.elapsed()*1000;
-#endif
-    return 0;
 }
 
 void QAudioOutputPrivate::reset()
diff --git a/src/multimedia/audio/qaudiooutput_win32_p.cpp b/src/multimedia/audio/qaudiooutput_win32_p.cpp
index c31e048..c5792b6 100644
--- a/src/multimedia/audio/qaudiooutput_win32_p.cpp
+++ b/src/multimedia/audio/qaudiooutput_win32_p.cpp
@@ -211,6 +211,13 @@ bool QAudioOutputPrivate::open()
     QTime now(QTime::currentTime());
     qDebug()<<now.second()<<"s "<<now.msec()<<"ms :open()";
 #endif
+    if (!(settings.frequency() >= 8000 && settings.frequency() <= 48000)) {
+        errorState = QAudio::OpenError;
+        deviceState = QAudio::StoppedState;
+        emit stateChanged(deviceState);
+        qWarning("QAudioOutput: open error, frequency out of range.");
+        return false;
+    }
     if(buffer_size == 0) {
         // Default buffer size, 200ms, default period size is 40ms
         buffer_size = settings.frequency()*settings.channels()*(settings.sampleSize()/8)*0.2;
@@ -289,6 +296,7 @@ void QAudioOutputPrivate::close()
         return;
 
     deviceState = QAudio::StoppedState;
+    errorState = QAudio::NoError;
     int delay = (buffer_size-bytesFree())*1000/(settings.frequency()
                   *settings.channels()*(settings.sampleSize()/8));
     waveOutReset(hWaveOut);
@@ -340,12 +348,20 @@ int QAudioOutputPrivate::notifyInterval() const
 
 qint64 QAudioOutputPrivate::processedUSecs() const
 {
-    return totalTimeValue;
+    if (deviceState == QAudio::StoppedState)
+        return 0;
+    qint64 result = qint64(1000000) * totalTimeValue /
+        (settings.channels()*(settings.sampleSize()/8)) /
+        settings.frequency();
+
+    return result;
 }
 
 qint64 QAudioOutputPrivate::write( const char *data, qint64 len )
 {
     // Write out some audio data
+    if (deviceState != QAudio::ActiveState && deviceState != QAudio::IdleState)
+        return 0;
 
     char* p = (char*)data;
     int l = (int)len;
@@ -385,13 +401,16 @@ qint64 QAudioOutputPrivate::write( const char *data, qint64 len )
                 current->dwBufferLength,waveFreeBlockCount);
         LeaveCriticalSection(&waveOutCriticalSection);
 #endif
-        totalTimeValue += current->dwBufferLength
-            /(settings.channels()*(settings.sampleSize()/8))
-            *1000000/settings.frequency();;
+        totalTimeValue += current->dwBufferLength;
         waveCurrentBlock++;
         waveCurrentBlock %= buffer_size/period_size;
         current = &waveBlocks[waveCurrentBlock];
         current->dwUser = 0;
+        errorState = QAudio::NoError;
+        if (deviceState != QAudio::ActiveState) {
+            deviceState = QAudio::ActiveState;
+            emit stateChanged(deviceState);
+        }
     }
     return (len-l);
 }
@@ -409,8 +428,11 @@ void QAudioOutputPrivate::resume()
 
 void QAudioOutputPrivate::suspend()
 {
-    if(deviceState == QAudio::ActiveState) {
+    if(deviceState == QAudio::ActiveState || deviceState == QAudio::IdleState) {
+        int delay = (buffer_size-bytesFree())*1000/(settings.frequency()
+                *settings.channels()*(settings.sampleSize()/8));
         waveOutPause(hWaveOut);
+        Sleep(delay+10);
         deviceState = QAudio::SuspendedState;
         errorState = QAudio::NoError;
         emit stateChanged(deviceState);
@@ -465,8 +487,16 @@ bool QAudioOutputPrivate::deviceReady()
         int l = audioSource->read(audioBuffer,input);
         if(l > 0) {
             int out= write(audioBuffer,l);
-            if(out > 0)
-                deviceState = QAudio::ActiveState;
+            if(out > 0) {
+                if (deviceState != QAudio::ActiveState) {
+                    deviceState = QAudio::ActiveState;
+                    emit stateChanged(deviceState);
+                }
+            }
+            if ( out < l) {
+                // Didnt write all data
+                audioSource->seek(audioSource->pos()-(l-out));
+            }
 	    if(startup)
 	        waveOutRestart(hWaveOut);
         } else if(l == 0) {
@@ -478,16 +508,28 @@ bool QAudioOutputPrivate::deviceReady()
             LeaveCriticalSection(&waveOutCriticalSection);
             if(check == buffer_size/period_size) {
                 errorState = QAudio::UnderrunError;
-                deviceState = QAudio::IdleState;
-                emit stateChanged(deviceState);
+                if (deviceState != QAudio::IdleState) {
+                    deviceState = QAudio::IdleState;
+                    emit stateChanged(deviceState);
+                }
             }
 
         } else if(l < 0) {
             bytesAvailable = bytesFree();
             errorState = QAudio::IOError;
         }
+    } else {
+        int buffered;
+	EnterCriticalSection(&waveOutCriticalSection);
+	buffered = waveFreeBlockCount;
+	LeaveCriticalSection(&waveOutCriticalSection);
+        errorState = QAudio::UnderrunError;
+        if (buffered >= buffer_size/period_size && deviceState == QAudio::ActiveState) {
+            deviceState = QAudio::IdleState;
+            emit stateChanged(deviceState);
+        }
     }
-    if(deviceState != QAudio::ActiveState)
+    if(deviceState != QAudio::ActiveState && deviceState != QAudio::IdleState)
         return true;
 
     if((timeStamp.elapsed() + elapsedTimeOffset) > intervalTime) {
diff --git a/src/network/access/qhttpnetworkconnection.cpp b/src/network/access/qhttpnetworkconnection.cpp
index 62aa2d7..a887449 100644
--- a/src/network/access/qhttpnetworkconnection.cpp
+++ b/src/network/access/qhttpnetworkconnection.cpp
@@ -416,13 +416,25 @@ QHttpNetworkReply* QHttpNetworkConnectionPrivate::queueRequest(const QHttpNetwor
         lowPriorityQueue.prepend(pair);
         break;
     }
+
     // this used to be called via invokeMethod and a QueuedConnection
+    // It is the only place _q_startNextRequest is called directly without going
+    // through the event loop using a QueuedConnection.
+    // This is dangerous because of recursion that might occur when emitting
+    // signals as DirectConnection from this code path. Therefore all signal
+    // emissions that can come out from this code path need to
+    // be QueuedConnection.
+    // We are currently trying to fine-tune this.
     _q_startNextRequest();
+
+
     return reply;
 }
 
 void QHttpNetworkConnectionPrivate::requeueRequest(const HttpMessagePair &pair)
 {
+    Q_Q(QHttpNetworkConnection);
+
     QHttpNetworkRequest request = pair.first;
     switch (request.priority()) {
     case QHttpNetworkRequest::HighPriority:
@@ -433,8 +445,8 @@ void QHttpNetworkConnectionPrivate::requeueRequest(const HttpMessagePair &pair)
         lowPriorityQueue.prepend(pair);
         break;
     }
-    // this used to be called via invokeMethod and a QueuedConnection
-    _q_startNextRequest();
+
+    QMetaObject::invokeMethod(q, "_q_startNextRequest", Qt::QueuedConnection);
 }
 
 void QHttpNetworkConnectionPrivate::dequeueAndSendRequest(QAbstractSocket *socket)
@@ -682,6 +694,8 @@ void QHttpNetworkConnectionPrivate::removeReply(QHttpNetworkReply *reply)
 
 
 
+// This function must be called from the event loop. The only
+// exception is documented in QHttpNetworkConnectionPrivate::queueRequest
 void QHttpNetworkConnectionPrivate::_q_startNextRequest()
 {
     //resend the necessary ones.
diff --git a/src/network/access/qhttpnetworkconnectionchannel.cpp b/src/network/access/qhttpnetworkconnectionchannel.cpp
index dbee72a..e92b2f3 100644
--- a/src/network/access/qhttpnetworkconnectionchannel.cpp
+++ b/src/network/access/qhttpnetworkconnectionchannel.cpp
@@ -459,6 +459,8 @@ void QHttpNetworkConnectionChannel::handleUnexpectedEOF()
     } else {
         reconnectAttempts--;
         reply->d_func()->clear();
+        reply->d_func()->connection = connection;
+        reply->d_func()->connectionChannel = this;
         closeAndResendCurrentRequest();
     }
 }
diff --git a/src/network/access/qnetworkaccessmanager.cpp b/src/network/access/qnetworkaccessmanager.cpp
index 0b32533..03b7192 100644
--- a/src/network/access/qnetworkaccessmanager.cpp
+++ b/src/network/access/qnetworkaccessmanager.cpp
@@ -107,7 +107,8 @@ static void ensureInitialized()
     object, which holds the common configuration and settings for the requests
     it sends. It contains the proxy and cache configuration, as well as the
     signals related to such issues, and reply signals that can be used to
-    monitor the progress of a network operation.
+    monitor the progress of a network operation. One QNetworkAccessManager
+    should be enough for the whole Qt application.
 
     Once a QNetworkAccessManager object has been created, the application can
     use it to send requests over the network. A group of standard functions
@@ -118,6 +119,7 @@ static void ensureInitialized()
     A simple download off the network could be accomplished with:
     \snippet doc/src/snippets/code/src_network_access_qnetworkaccessmanager.cpp 0
 
+    QNetworkAccessManager has an asynchronous API.
     When the \tt replyFinished slot above is called, the parameter it
     takes is the QNetworkReply object containing the downloaded data
     as well as meta-data (headers, etc.).
@@ -127,6 +129,11 @@ static void ensureInitialized()
     delete it inside the slot connected to finished(). You can use the
     deleteLater() function.
 
+    \note QNetworkAccessManager queues the requests it receives. The number
+    of requests executed in parallel is dependent on the protocol.
+    Currently, for the HTTP protocol on desktop platforms, 6 requests are
+    executed in parallel for one host/port combination.
+
     A more involved example, assuming the manager is already existent,
     can be:
     \snippet doc/src/snippets/code/src_network_access_qnetworkaccessmanager.cpp 1
diff --git a/src/network/access/qnetworkrequest.cpp b/src/network/access/qnetworkrequest.cpp
index a2bef67..c4ff24d 100644
--- a/src/network/access/qnetworkrequest.cpp
+++ b/src/network/access/qnetworkrequest.cpp
@@ -138,6 +138,8 @@ QT_BEGIN_NAMESPACE
         default follow redirections: it's up to the application to
         determine if the requested redirection should be allowed,
         according to its security policies.
+        The returned URL might be relative. Use QUrl::resolved()
+        to create an absolute URL out of it.
 
     \value ConnectionEncryptedAttribute
         Replies only, type: QVariant::Bool (default: false)
diff --git a/src/network/socket/qabstractsocket.cpp b/src/network/socket/qabstractsocket.cpp
index 829df89..275c436 100644
--- a/src/network/socket/qabstractsocket.cpp
+++ b/src/network/socket/qabstractsocket.cpp
@@ -155,6 +155,9 @@
     See the \l network/fortuneclient and \l network/blockingfortuneclient
     examples for an overview of both approaches.
 
+    \note We discourage the use of the blocking functions together
+    with signals. One of the two possibilities should be used.
+
     QAbstractSocket can be used with QTextStream and QDataStream's
     stream operators (operator<<() and operator>>()). There is one
     issue to be aware of, though: You must make sure that enough data
@@ -1682,9 +1685,12 @@ static int qt_timeout_value(int msecs, int elapsed)
 
     If msecs is -1, this function will not time out.
 
-    Note: This function may wait slightly longer than \a msecs,
+    \note This function may wait slightly longer than \a msecs,
     depending on the time it takes to complete the host lookup.
 
+    \note Multiple calls to this functions do not accumulate the time.
+    If the function times out, the connecting process will be aborted.
+
     \sa connectToHost(), connected()
 */
 bool QAbstractSocket::waitForConnected(int msecs)
@@ -1722,7 +1728,7 @@ bool QAbstractSocket::waitForConnected(int msecs)
         d->_q_startConnecting(QHostInfo::fromName(d->hostName));
     }
     if (state() == UnconnectedState)
-        return false;
+        return false; // connect not im progress anymore!
 
     bool timedOut = true;
 #if defined (QABSTRACTSOCKET_DEBUG)
diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
index 8235a5c..c08d04a 100644
--- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
+++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
@@ -89,6 +89,9 @@
 QT_BEGIN_NAMESPACE
 
 //#define QT_GL_NO_SCISSOR_TEST
+#if defined(Q_WS_WIN)
+extern Q_GUI_EXPORT bool qt_cleartype_enabled;
+#endif
 
 extern QImage qt_imageForBrush(int brushStyle, bool invert);
 
@@ -1555,7 +1558,6 @@ bool QGL2PaintEngineEx::begin(QPaintDevice *pdev)
 
 #if !defined(QT_OPENGL_ES_2)
 #if defined(Q_WS_WIN)
-    extern Q_GUI_EXPORT bool qt_cleartype_enabled;
     if (qt_cleartype_enabled)
 #endif
         d->glyphCacheType = QFontEngineGlyphCache::Raster_RGBMask;
diff --git a/src/opengl/qgl.cpp b/src/opengl/qgl.cpp
index 22b0602..ca898c7 100644
--- a/src/opengl/qgl.cpp
+++ b/src/opengl/qgl.cpp
@@ -5451,7 +5451,7 @@ QSize QGLTexture::bindCompressedTexturePVR(const char *buf, int len)
     quint32 level = 0;
     quint32 width = pvrHeader->width;
     quint32 height = pvrHeader->height;
-    while (bufferSize > 0 && level < pvrHeader->mipMapCount) {
+    while (bufferSize > 0 && level <= pvrHeader->mipMapCount) {
         quint32 size =
             (qMax(width, minWidth) * qMax(height, minHeight) *
              pvrHeader->bitsPerPixel) / 8;
diff --git a/src/openvg/qpaintengine_vg.cpp b/src/openvg/qpaintengine_vg.cpp
index 6813d2f..4192dbb 100644
--- a/src/openvg/qpaintengine_vg.cpp
+++ b/src/openvg/qpaintengine_vg.cpp
@@ -131,8 +131,9 @@ public:
     void draw(VGPath path, const QPen& pen, const QBrush& brush, VGint rule = VG_EVEN_ODD);
     void stroke(VGPath path, const QPen& pen);
     void fill(VGPath path, const QBrush& brush, VGint rule = VG_EVEN_ODD);
-    VGPath vectorPathToVGPath(const QVectorPath& path);
-    VGPath painterPathToVGPath(const QPainterPath& path);
+    inline void releasePath(VGPath path);
+    VGPath vectorPathToVGPath(const QVectorPath& path, bool forceNewPath = false);
+    VGPath painterPathToVGPath(const QPainterPath& path, bool forceNewPath = false);
     VGPath roundedRectPath(const QRectF &rect, qreal xRadius, qreal yRadius, Qt::SizeMode mode);
     VGPaintType setBrush
         (VGPaint paint, const QBrush& brush, VGMatrixMode mode,
@@ -178,6 +179,8 @@ public:
     VGPath roundRectPath;   // Cached path for quick drawing of rounded rects.
 #endif
 
+    VGPath reusablePath;    // Reusable path for vectorPathToVGPath(), etc.
+
     QTransform transform;   // Currently active transform.
     bool simpleTransform;   // True if the transform is simple (non-projective).
     qreal penScale;         // Pen scaling factor from "transform".
@@ -350,6 +353,8 @@ void QVGPaintEnginePrivate::init()
     roundRectPath = 0;
 #endif
 
+    reusablePath = 0;
+
     simpleTransform = true;
     pathTransformSet = false;
     penScale = 1.0;
@@ -446,6 +451,15 @@ void QVGPaintEnginePrivate::initObjects()
                             VG_PATH_CAPABILITY_ALL);
     vgAppendPathData(linePath, 2, segments, coords);
 #endif
+
+    // This path can be reused over and over by calling vgClearPath().
+    reusablePath = vgCreatePath(VG_PATH_FORMAT_STANDARD,
+                                VG_PATH_DATATYPE_F,
+                                1.0f,        // scale
+                                0.0f,        // bias
+                                32 + 1,      // segmentCapacityHint
+                                32 * 2,      // coordCapacityHint
+                                VG_PATH_CAPABILITY_ALL);
 }
 
 void QVGPaintEnginePrivate::destroy()
@@ -465,6 +479,8 @@ void QVGPaintEnginePrivate::destroy()
     if (roundRectPath)
         vgDestroyPath(roundRectPath);
 #endif
+    if (reusablePath)
+        vgDestroyPath(reusablePath);
 
 #if !defined(QVG_NO_DRAW_GLYPHS)
     QVGFontCache::Iterator it;
@@ -541,19 +557,32 @@ void QVGPaintEnginePrivate::updateTransform(QPaintDevice *pdev)
     qt_scaleForTransform(transform, &penScale);
 }
 
-VGPath QVGPaintEnginePrivate::vectorPathToVGPath(const QVectorPath& path)
+inline void QVGPaintEnginePrivate::releasePath(VGPath path)
+{
+    if (path == reusablePath)
+        vgClearPath(path, VG_PATH_CAPABILITY_ALL);
+    else
+        vgDestroyPath(path);
+}
+
+VGPath QVGPaintEnginePrivate::vectorPathToVGPath(const QVectorPath& path, bool forceNewPath)
 {
     int count = path.elementCount();
     const qreal *points = path.points();
     const QPainterPath::ElementType *elements = path.elements();
 
-    VGPath vgpath = vgCreatePath(VG_PATH_FORMAT_STANDARD,
-                                 VG_PATH_DATATYPE_F,
-                                 1.0f,        // scale
-                                 0.0f,        // bias
-                                 count + 1,   // segmentCapacityHint
-                                 count * 2,   // coordCapacityHint
-                                 VG_PATH_CAPABILITY_ALL);
+    VGPath vgpath;
+    if (forceNewPath) {
+        vgpath = vgCreatePath(VG_PATH_FORMAT_STANDARD,
+                              VG_PATH_DATATYPE_F,
+                              1.0f,        // scale
+                              0.0f,        // bias
+                              count + 1,   // segmentCapacityHint
+                              count * 2,   // coordCapacityHint
+                              VG_PATH_CAPABILITY_ALL);
+    } else {
+        vgpath = reusablePath;
+    }
 
     // Size is sufficient segments for drawRoundedRect() paths.
     QVarLengthArray<VGubyte, 20> segments;
@@ -725,17 +754,22 @@ VGPath QVGPaintEnginePrivate::vectorPathToVGPath(const QVectorPath& path)
     return vgpath;
 }
 
-VGPath QVGPaintEnginePrivate::painterPathToVGPath(const QPainterPath& path)
+VGPath QVGPaintEnginePrivate::painterPathToVGPath(const QPainterPath& path, bool forceNewPath)
 {
     int count = path.elementCount();
 
-    VGPath vgpath = vgCreatePath(VG_PATH_FORMAT_STANDARD,
-                                 VG_PATH_DATATYPE_F,
-                                 1.0f,        // scale
-                                 0.0f,        // bias
-                                 count + 1,   // segmentCapacityHint
-                                 count * 2,   // coordCapacityHint
-                                 VG_PATH_CAPABILITY_ALL);
+    VGPath vgpath;
+    if (forceNewPath) {
+        vgpath = vgCreatePath(VG_PATH_FORMAT_STANDARD,
+                              VG_PATH_DATATYPE_F,
+                              1.0f,        // scale
+                              0.0f,        // bias
+                              count + 1,   // segmentCapacityHint
+                              count * 2,   // coordCapacityHint
+                              VG_PATH_CAPABILITY_ALL);
+    } else {
+        vgpath = reusablePath;
+    }
 
     if (count == 0)
         return vgpath;
@@ -954,13 +988,7 @@ VGPath QVGPaintEnginePrivate::roundedRectPath(const QRectF &rect, qreal xRadius,
         vgModifyPathCoords(vgpath, 0, 9, pts);
     }
 #else
-    VGPath vgpath = vgCreatePath(VG_PATH_FORMAT_STANDARD,
-                                 VG_PATH_DATATYPE_F,
-                                 1.0f,        // scale
-                                 0.0f,        // bias
-                                 10,          // segmentCapacityHint
-                                 17 * 2,      // coordCapacityHint
-                                 VG_PATH_CAPABILITY_ALL);
+    VGPath vgpath = reusablePath;
     vgAppendPathData(vgpath, 10, roundedrect_types, pts);
 #endif
 
@@ -1516,7 +1544,7 @@ void QVGPaintEngine::draw(const QVectorPath &path)
         d->draw(vgpath, s->pen, s->brush, VG_EVEN_ODD);
     else
         d->draw(vgpath, s->pen, s->brush, VG_NON_ZERO);
-    vgDestroyPath(vgpath);
+    d->releasePath(vgpath);
 }
 
 void QVGPaintEngine::fill(const QVectorPath &path, const QBrush &brush)
@@ -1527,7 +1555,7 @@ void QVGPaintEngine::fill(const QVectorPath &path, const QBrush &brush)
         d->fill(vgpath, brush, VG_EVEN_ODD);
     else
         d->fill(vgpath, brush, VG_NON_ZERO);
-    vgDestroyPath(vgpath);
+    d->releasePath(vgpath);
 }
 
 void QVGPaintEngine::stroke(const QVectorPath &path, const QPen &pen)
@@ -1535,7 +1563,7 @@ void QVGPaintEngine::stroke(const QVectorPath &path, const QPen &pen)
     Q_D(QVGPaintEngine);
     VGPath vgpath = d->vectorPathToVGPath(path);
     d->stroke(vgpath, pen);
-    vgDestroyPath(vgpath);
+    d->releasePath(vgpath);
 }
 
 // Determine if a co-ordinate transform is simple enough to allow
@@ -1731,7 +1759,7 @@ void QVGPaintEngine::clip(const QVectorPath &path, Qt::ClipOperation op)
 
         default: break;
     }
-    vgDestroyPath(vgpath);
+    d->releasePath(vgpath);
 
     vgSeti(VG_MASKING, VG_TRUE);
     d->maskValid = true;
@@ -2048,7 +2076,7 @@ void QVGPaintEngine::clip(const QPainterPath &path, Qt::ClipOperation op)
 
         default: break;
     }
-    vgDestroyPath(vgpath);
+    d->releasePath(vgpath);
 
     vgSeti(VG_MASKING, VG_TRUE);
     d->maskValid = true;
@@ -2399,7 +2427,7 @@ void QVGPaintEngine::fillRect(const QRectF &rect, const QBrush &brush)
         return;
 
     // Check to see if we can use vgClear() for faster filling.
-    if (brush.style() == Qt::SolidPattern &&
+    if (brush.style() == Qt::SolidPattern && brush.isOpaque() &&
             clipTransformIsSimple(d->transform) && d->opacity == 1.0f &&
             clearRect(rect, brush.color())) {
         return;
@@ -2442,7 +2470,7 @@ void QVGPaintEngine::fillRect(const QRectF &rect, const QColor &color)
     Q_D(QVGPaintEngine);
 
     // Check to see if we can use vgClear() for faster filling.
-    if (clipTransformIsSimple(d->transform) && d->opacity == 1.0f &&
+    if (clipTransformIsSimple(d->transform) && d->opacity == 1.0f && color.alpha() == 255 &&
             clearRect(rect, color)) {
         return;
     }
@@ -2487,7 +2515,7 @@ void QVGPaintEngine::drawRoundedRect(const QRectF &rect, qreal xrad, qreal yrad,
         VGPath vgpath = d->roundedRectPath(rect, xrad, yrad, mode);
         d->draw(vgpath, s->pen, s->brush);
 #if defined(QVG_NO_MODIFY_PATH)
-        vgDestroyPath(vgpath);
+        d->releasePath(vgpath);
 #endif
     } else {
         QPaintEngineEx::drawRoundedRect(rect, xrad, yrad, mode);
@@ -2636,13 +2664,7 @@ void QVGPaintEngine::drawEllipse(const QRectF &r)
     Q_D(QVGPaintEngine);
     if (d->simpleTransform) {
         QVGPainterState *s = state();
-        VGPath path = vgCreatePath(VG_PATH_FORMAT_STANDARD,
-                                   VG_PATH_DATATYPE_F,
-                                   1.0f, // scale
-                                   0.0f, // bias
-                                   4,    // segmentCapacityHint
-                                   12,   // coordCapacityHint
-                                   VG_PATH_CAPABILITY_ALL);
+        VGPath path = d->reusablePath;
         static VGubyte segments[4] = {
             VG_MOVE_TO_ABS,
             VG_SCCWARC_TO_REL,
@@ -2666,7 +2688,7 @@ void QVGPaintEngine::drawEllipse(const QRectF &r)
         coords[11] = 0.0f;
         vgAppendPathData(path, 4, segments, coords);
         d->draw(path, s->pen, s->brush);
-        vgDestroyPath(path);
+        d->releasePath(path);
     } else {
         // The projective transform version of an ellipse is difficult.
         // Generate a QVectorPath containing cubic curves and transform that.
@@ -2690,7 +2712,7 @@ void QVGPaintEngine::drawPath(const QPainterPath &path)
         d->draw(vgpath, s->pen, s->brush, VG_EVEN_ODD);
     else
         d->draw(vgpath, s->pen, s->brush, VG_NON_ZERO);
-    vgDestroyPath(vgpath);
+    d->releasePath(vgpath);
 }
 
 void QVGPaintEngine::drawPoints(const QPointF *points, int pointCount)
@@ -2765,13 +2787,7 @@ void QVGPaintEngine::drawPolygon(const QPointF *points, int pointCount, PolygonD
 {
     Q_D(QVGPaintEngine);
     QVGPainterState *s = state();
-    VGPath path = vgCreatePath(VG_PATH_FORMAT_STANDARD,
-                               VG_PATH_DATATYPE_F,
-                               1.0f,             // scale
-                               0.0f,             // bias
-                               pointCount + 1,   // segmentCapacityHint
-                               pointCount * 2,   // coordCapacityHint
-                               VG_PATH_CAPABILITY_ALL);
+    VGPath path = d->reusablePath;
     QVarLengthArray<VGfloat, 16> coords;
     QVarLengthArray<VGubyte, 10> segments;
     for (int i = 0; i < pointCount; ++i, ++points) {
@@ -2805,20 +2821,14 @@ void QVGPaintEngine::drawPolygon(const QPointF *points, int pointCount, PolygonD
             d->draw(path, s->pen, s->brush, VG_EVEN_ODD);
             break;
     }
-    vgDestroyPath(path);
+    d->releasePath(path);
 }
 
 void QVGPaintEngine::drawPolygon(const QPoint *points, int pointCount, PolygonDrawMode mode)
 {
     Q_D(QVGPaintEngine);
     QVGPainterState *s = state();
-    VGPath path = vgCreatePath(VG_PATH_FORMAT_STANDARD,
-                               VG_PATH_DATATYPE_F,
-                               1.0f,             // scale
-                               0.0f,             // bias
-                               pointCount + 1,   // segmentCapacityHint
-                               pointCount * 2,   // coordCapacityHint
-                               VG_PATH_CAPABILITY_ALL);
+    VGPath path = d->reusablePath;
     QVarLengthArray<VGfloat, 16> coords;
     QVarLengthArray<VGubyte, 10> segments;
     for (int i = 0; i < pointCount; ++i, ++points) {
@@ -2852,7 +2862,7 @@ void QVGPaintEngine::drawPolygon(const QPoint *points, int pointCount, PolygonDr
             d->draw(path, s->pen, s->brush, VG_EVEN_ODD);
             break;
     }
-    vgDestroyPath(path);
+    d->releasePath(path);
 }
 
 void QVGPaintEnginePrivate::setImageOptions()
@@ -3251,7 +3261,7 @@ void QVGFontGlyphCache::cacheGlyphs
         ti.fontEngine->getUnscaledGlyph(glyph, &path, &metrics);
         VGPath vgPath;
         if (!path.isEmpty()) {
-            vgPath = d->painterPathToVGPath(path);
+            vgPath = d->painterPathToVGPath(path, true);
         } else {
             // Probably a "space" character with no visible outline.
             vgPath = VG_INVALID_HANDLE;
diff --git a/src/plugins/audio/symbian/main.cpp b/src/plugins/audio/symbian/main.cpp
index 377944b..536a8ec 100644
--- a/src/plugins/audio/symbian/main.cpp
+++ b/src/plugins/audio/symbian/main.cpp
@@ -1,16 +1,17 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
-** This file is part of the plugins of the Qt Toolkit.
+** This file is part of the QtMultimedia 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
+** 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
@@ -20,21 +21,20 @@
 ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** 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.
+**
+**
+**
+**
+**
+**
 **
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/plugins/audio/symbian/symbianaudio.h b/src/plugins/audio/symbian/symbianaudio.h
index 527aa55..3fc0419 100644
--- a/src/plugins/audio/symbian/symbianaudio.h
+++ b/src/plugins/audio/symbian/symbianaudio.h
@@ -1,16 +1,17 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
-** This file is part of the plugins of the Qt Toolkit.
+** This file is part of the QtMultimedia 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
+** 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
@@ -20,21 +21,20 @@
 ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** 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.
+**
+**
+**
+**
+**
+**
 **
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/plugins/audio/symbian/symbianaudiodeviceinfo.cpp b/src/plugins/audio/symbian/symbianaudiodeviceinfo.cpp
index b8d59de..9701dad 100644
--- a/src/plugins/audio/symbian/symbianaudiodeviceinfo.cpp
+++ b/src/plugins/audio/symbian/symbianaudiodeviceinfo.cpp
@@ -1,16 +1,17 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
-** This file is part of the plugins of the Qt Toolkit.
+** This file is part of the QtMultimedia 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
+** 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
@@ -20,21 +21,20 @@
 ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** 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.
+**
+**
+**
+**
+**
+**
 **
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/plugins/audio/symbian/symbianaudiodeviceinfo.h b/src/plugins/audio/symbian/symbianaudiodeviceinfo.h
index 1df6afb..250804d 100644
--- a/src/plugins/audio/symbian/symbianaudiodeviceinfo.h
+++ b/src/plugins/audio/symbian/symbianaudiodeviceinfo.h
@@ -1,16 +1,17 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
-** This file is part of the plugins of the Qt Toolkit.
+** This file is part of the QtMultimedia 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
+** 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
@@ -20,21 +21,20 @@
 ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** 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.
+**
+**
+**
+**
+**
+**
 **
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/plugins/audio/symbian/symbianaudioinput.cpp b/src/plugins/audio/symbian/symbianaudioinput.cpp
index c1a6299..8200925 100644
--- a/src/plugins/audio/symbian/symbianaudioinput.cpp
+++ b/src/plugins/audio/symbian/symbianaudioinput.cpp
@@ -1,16 +1,17 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
-** This file is part of the plugins of the Qt Toolkit.
+** This file is part of the QtMultimedia 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
+** 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
@@ -20,21 +21,20 @@
 ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** 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.
+**
+**
+**
+**
+**
+**
 **
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/plugins/audio/symbian/symbianaudioinput.h b/src/plugins/audio/symbian/symbianaudioinput.h
index 0497d7a..34b7d38 100644
--- a/src/plugins/audio/symbian/symbianaudioinput.h
+++ b/src/plugins/audio/symbian/symbianaudioinput.h
@@ -1,16 +1,17 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
-** This file is part of the plugins of the Qt Toolkit.
+** This file is part of the QtMultimedia 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
+** 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
@@ -20,21 +21,20 @@
 ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** 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.
+**
+**
+**
+**
+**
+**
 **
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/plugins/audio/symbian/symbianaudiooutput.cpp b/src/plugins/audio/symbian/symbianaudiooutput.cpp
index 7e05211..385e169 100644
--- a/src/plugins/audio/symbian/symbianaudiooutput.cpp
+++ b/src/plugins/audio/symbian/symbianaudiooutput.cpp
@@ -1,16 +1,17 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
-** This file is part of the plugins of the Qt Toolkit.
+** This file is part of the QtMultimedia 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
+** 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
@@ -20,21 +21,20 @@
 ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** 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.
+**
+**
+**
+**
+**
+**
 **
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/plugins/audio/symbian/symbianaudiooutput.h b/src/plugins/audio/symbian/symbianaudiooutput.h
index 4db97c3..8994e46 100644
--- a/src/plugins/audio/symbian/symbianaudiooutput.h
+++ b/src/plugins/audio/symbian/symbianaudiooutput.h
@@ -1,16 +1,17 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
-** This file is part of the plugins of the Qt Toolkit.
+** This file is part of the QtMultimedia 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
+** 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
@@ -20,21 +21,20 @@
 ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** 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.
+**
+**
+**
+**
+**
+**
 **
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/plugins/audio/symbian/symbianaudioutils.cpp b/src/plugins/audio/symbian/symbianaudioutils.cpp
index 13ea03d..f04c198 100644
--- a/src/plugins/audio/symbian/symbianaudioutils.cpp
+++ b/src/plugins/audio/symbian/symbianaudioutils.cpp
@@ -1,16 +1,17 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
-** This file is part of the plugins of the Qt Toolkit.
+** This file is part of the QtMultimedia 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
+** 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
@@ -20,21 +21,20 @@
 ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** 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.
+**
+**
+**
+**
+**
+**
 **
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/plugins/audio/symbian/symbianaudioutils.h b/src/plugins/audio/symbian/symbianaudioutils.h
index d9f992a..53274e0 100644
--- a/src/plugins/audio/symbian/symbianaudioutils.h
+++ b/src/plugins/audio/symbian/symbianaudioutils.h
@@ -1,16 +1,17 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
-** This file is part of the plugins of the Qt Toolkit.
+** This file is part of the QtMultimedia 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 either Technology Preview License Agreement or the
-** Beta Release License Agreement.
+** 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
@@ -20,21 +21,20 @@
 ** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** 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.
+**
+**
+**
+**
+**
+**
 **
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file.  Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbscreen.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbscreen.cpp
index cd4d5c2..cffd4e3 100644
--- a/src/plugins/gfxdrivers/directfb/qdirectfbscreen.cpp
+++ b/src/plugins/gfxdrivers/directfb/qdirectfbscreen.cpp
@@ -1126,6 +1126,8 @@ bool QDirectFBScreen::connect(const QString &displaySpec)
 
     if (displayArgs.contains(QLatin1String("boundingrectflip"), Qt::CaseInsensitive)) {
         d_ptr->directFBFlags |= BoundingRectFlip;
+    } else if (displayArgs.contains(QLatin1String("nopartialflip"), Qt::CaseInsensitive)) {
+        d_ptr->directFBFlags |= NoPartialFlip;
     }
 
 #ifdef QT_DIRECTFB_IMAGECACHE
@@ -1139,6 +1141,8 @@ bool QDirectFBScreen::connect(const QString &displaySpec)
 #endif
         d_ptr->dfb->SetCooperativeLevel(d_ptr->dfb, DFSCL_FULLSCREEN);
 
+    const bool forcePremultiplied = displayArgs.contains(QLatin1String("forcepremultiplied"), Qt::CaseInsensitive);
+
     DFBSurfaceDescription description;
     memset(&description, 0, sizeof(DFBSurfaceDescription));
     IDirectFBSurface *surface;
@@ -1167,7 +1171,7 @@ bool QDirectFBScreen::connect(const QString &displaySpec)
             description.caps |= capabilities[i].cap;
     }
 
-    if (displayArgs.contains(QLatin1String("forcepremultiplied"), Qt::CaseInsensitive)) {
+    if (forcePremultiplied) {
         description.caps |= DSCAPS_PREMULTIPLIED;
     }
 
@@ -1217,6 +1221,8 @@ bool QDirectFBScreen::connect(const QString &displaySpec)
         d_ptr->alphaPixmapFormat = QImage::Format_ARGB32_Premultiplied;
         break;
     case QImage::Format_ARGB32:
+        if (forcePremultiplied)
+            d_ptr->alphaPixmapFormat = pixelFormat = QImage::Format_ARGB32_Premultiplied;
     case QImage::Format_ARGB32_Premultiplied:
     case QImage::Format_ARGB4444_Premultiplied:
     case QImage::Format_ARGB8555_Premultiplied:
@@ -1674,7 +1680,7 @@ bool QDirectFBScreen::initSurfaceDescriptionPixelFormat(DFBSurfaceDescription *d
 
 uchar *QDirectFBScreen::lockSurface(IDirectFBSurface *surface, DFBSurfaceLockFlags flags, int *bpl)
 {
-    void *mem;
+    void *mem = 0;
     const DFBResult result = surface->Lock(surface, flags, &mem, bpl);
     if (result != DFB_OK) {
         DirectFBError("QDirectFBScreen::lockSurface()", result);
@@ -1683,11 +1689,22 @@ uchar *QDirectFBScreen::lockSurface(IDirectFBSurface *surface, DFBSurfaceLockFla
     return reinterpret_cast<uchar*>(mem);
 }
 
+static inline bool isFullUpdate(IDirectFBSurface *surface, const QRegion &region, const QPoint &offset)
+{
+    if (offset == QPoint(0, 0) && region.rectCount() == 1) {
+	QSize size;
+	surface->GetSize(surface, &size.rwidth(), &size.rheight());
+	if (region.boundingRect().size() == size)
+	    return true;
+    }
+    return false;
+}
 
 void QDirectFBScreen::flipSurface(IDirectFBSurface *surface, DFBSurfaceFlipFlags flipFlags,
                                   const QRegion &region, const QPoint &offset)
 {
-    if (!(flipFlags & DSFLIP_BLIT)) {
+    if (d_ptr->directFBFlags & NoPartialFlip
+        || (!(flipFlags & DSFLIP_BLIT) && QT_PREPEND_NAMESPACE(isFullUpdate(surface, region, offset)))) {
         surface->Flip(surface, 0, flipFlags);
     } else {
         if (!(d_ptr->directFBFlags & BoundingRectFlip) && region.rectCount() > 1) {
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbscreen.h b/src/plugins/gfxdrivers/directfb/qdirectfbscreen.h
index a8c4b43..c483020 100644
--- a/src/plugins/gfxdrivers/directfb/qdirectfbscreen.h
+++ b/src/plugins/gfxdrivers/directfb/qdirectfbscreen.h
@@ -144,7 +144,8 @@ public:
         NoFlags = 0x00,
         VideoOnly = 0x01,
         SystemOnly = 0x02,
-        BoundingRectFlip = 0x04
+        BoundingRectFlip = 0x04,
+        NoPartialFlip = 0x08
     };
 
     Q_DECLARE_FLAGS(DirectFBFlags, DirectFBFlag);
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp
index 6764e75..a8bdb65 100644
--- a/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp
+++ b/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp
@@ -92,10 +92,6 @@ QDirectFBWindowSurface::QDirectFBWindowSurface(DFBSurfaceFlipFlags flip, QDirect
         mode = Offscreen;
         flags = Buffered;
     }
-#else
-    noSystemBackground = widget && widget->testAttribute(Qt::WA_NoSystemBackground);
-    if (noSystemBackground)
-        flags &= ~Opaque;
 #endif
     setSurfaceFlags(flags);
 #ifdef QT_DIRECTFB_TIMING
@@ -134,33 +130,35 @@ void QDirectFBWindowSurface::createWindow(const QRect &rect)
     if (!layer)
         qFatal("QDirectFBWindowSurface: Unable to get primary display layer!");
 
+    updateIsOpaque();
+
     DFBWindowDescription description;
     memset(&description, 0, sizeof(DFBWindowDescription));
 
+    description.flags = DWDESC_CAPS|DWDESC_HEIGHT|DWDESC_WIDTH|DWDESC_POSX|DWDESC_POSY|DWDESC_SURFACE_CAPS|DWDESC_PIXELFORMAT;
     description.caps = DWCAPS_NODECORATION;
-    description.flags = DWDESC_CAPS|DWDESC_SURFACE_CAPS|DWDESC_PIXELFORMAT|DWDESC_HEIGHT|DWDESC_WIDTH|DWDESC_POSX|DWDESC_POSY;
-#if (Q_DIRECTFB_VERSION >= 0x010200)
-    description.flags |= DWDESC_OPTIONS;
-#endif
+    description.surface_caps = DSCAPS_NONE;
+    imageFormat = screen->pixelFormat();
 
-    if (noSystemBackground) {
+    if (!(surfaceFlags() & Opaque)) {
+        imageFormat = screen->alphaPixmapFormat();
         description.caps |= DWCAPS_ALPHACHANNEL;
 #if (Q_DIRECTFB_VERSION >= 0x010200)
+        description.flags |= DWDESC_OPTIONS;
         description.options |= DWOP_ALPHACHANNEL;
 #endif
     }
-
+    description.pixelformat = QDirectFBScreen::getSurfacePixelFormat(imageFormat);
     description.posx = rect.x();
     description.posy = rect.y();
     description.width = rect.width();
     description.height = rect.height();
-    description.surface_caps = DSCAPS_NONE;
+
+    if (QDirectFBScreen::isPremultiplied(imageFormat))
+        description.surface_caps = DSCAPS_PREMULTIPLIED;
+
     if (screen->directFBFlags() & QDirectFBScreen::VideoOnly)
         description.surface_caps |= DSCAPS_VIDEOONLY;
-    const QImage::Format format = (noSystemBackground ? screen->alphaPixmapFormat() : screen->pixelFormat());
-    description.pixelformat = QDirectFBScreen::getSurfacePixelFormat(format);
-    if (QDirectFBScreen::isPremultiplied(format))
-        description.surface_caps = DSCAPS_PREMULTIPLIED;
 
     DFBResult result = layer->CreateWindow(layer, &description, &dfbWindow);
 
@@ -182,7 +180,6 @@ void QDirectFBWindowSurface::createWindow(const QRect &rect)
 
     Q_ASSERT(!dfbSurface);
     dfbWindow->GetSurface(dfbWindow, &dfbSurface);
-    updateFormat();
 }
 
 static DFBResult setWindowGeometry(IDirectFBWindow *dfbWindow, const QRect &old, const QRect &rect)
@@ -267,15 +264,17 @@ void QDirectFBWindowSurface::setGeometry(const QRect &rect)
             }
         } else { // mode == Offscreen
             if (!dfbSurface) {
-                dfbSurface = screen->createDFBSurface(rect.size(), screen->pixelFormat(), QDirectFBScreen::DontTrackSurface);
+                dfbSurface = screen->createDFBSurface(rect.size(), surfaceFlags() & Opaque ? screen->pixelFormat() : screen->alphaPixmapFormat(),
+                                                      QDirectFBScreen::DontTrackSurface);
             }
         }
         if (result != DFB_OK)
             DirectFBErrorFatal("QDirectFBWindowSurface::setGeometry()", result);
 #endif
     }
-    if (oldSurface != dfbSurface)
-        updateFormat();
+    if (oldSurface != dfbSurface) {
+        imageFormat = dfbSurface ? QDirectFBScreen::getImageFormat(dfbSurface) : QImage::Format_Invalid;
+    }
 
     if (oldRect.size() != rect.size()) {
         QWSWindowSurface::setGeometry(rect);
@@ -296,7 +295,7 @@ void QDirectFBWindowSurface::setPermanentState(const QByteArray &state)
     if (state.size() == sizeof(this)) {
         sibling = *reinterpret_cast<QDirectFBWindowSurface *const*>(state.constData());
         Q_ASSERT(sibling);
-        sibling->setSurfaceFlags(surfaceFlags());
+        setSurfaceFlags(sibling->surfaceFlags());
     }
 }
 
@@ -359,8 +358,6 @@ void QDirectFBWindowSurface::flush(QWidget *widget, const QRegion &region,
     const quint8 windowOpacity = quint8(win->windowOpacity() * 0xff);
     const QRect windowGeometry = geometry();
 #ifdef QT_DIRECTFB_WM
-    const bool wasNoSystemBackground = noSystemBackground;
-    noSystemBackground = win->testAttribute(Qt::WA_NoSystemBackground);
     quint8 currentOpacity;
     Q_ASSERT(dfbWindow);
     dfbWindow->GetOpacity(dfbWindow, &currentOpacity);
@@ -368,18 +365,9 @@ void QDirectFBWindowSurface::flush(QWidget *widget, const QRegion &region,
         dfbWindow->SetOpacity(dfbWindow, windowOpacity);
     }
 
-    setOpaque(noSystemBackground || windowOpacity != 0xff);
-    if (wasNoSystemBackground != noSystemBackground) {
-        releaseSurface();
-        dfbWindow->Release(dfbWindow);
-        dfbWindow = 0;
-        createWindow(windowGeometry);
-        win->update();
-        return;
-    }
     screen->flipSurface(dfbSurface, flipFlags, region, offset);
 #else
-    setOpaque(windowOpacity != 0xff);
+    setOpaque(windowOpacity == 0xff);
     if (mode == Offscreen) {
         screen->exposeRegion(region.translated(offset + geometry().topLeft()), 0);
     } else {
@@ -442,11 +430,6 @@ IDirectFBSurface *QDirectFBWindowSurface::surfaceForWidget(const QWidget *widget
     return dfbSurface;
 }
 
-void QDirectFBWindowSurface::updateFormat()
-{
-    imageFormat = dfbSurface ? QDirectFBScreen::getImageFormat(dfbSurface) : QImage::Format_Invalid;
-}
-
 void QDirectFBWindowSurface::releaseSurface()
 {
     if (dfbSurface) {
@@ -465,9 +448,37 @@ void QDirectFBWindowSurface::releaseSurface()
     }
 }
 
+void QDirectFBWindowSurface::updateIsOpaque()
+{
+    const QWidget *win = window();
+    Q_ASSERT(win);
+    if (win->testAttribute(Qt::WA_OpaquePaintEvent) || win->testAttribute(Qt::WA_PaintOnScreen)) {
+        setOpaque(true);
+        return;
+    }
 
-QT_END_NAMESPACE
+    if (qFuzzyCompare(static_cast<float>(win->windowOpacity()), 1.0f)) {
+        const QPalette &pal = win->palette();
 
-#endif // QT_NO_QWS_DIRECTFB
+        if (win->autoFillBackground()) {
+            const QBrush &autoFillBrush = pal.brush(win->backgroundRole());
+            if (autoFillBrush.style() != Qt::NoBrush && autoFillBrush.isOpaque()) {
+                setOpaque(true);
+                return;
+            }
+        }
+
+        if (win->isWindow() && !win->testAttribute(Qt::WA_NoSystemBackground)) {
+            const QBrush &windowBrush = win->palette().brush(QPalette::Window);
+            if (windowBrush.style() != Qt::NoBrush && windowBrush.isOpaque()) {
+                setOpaque(true);
+                return;
+            }
+        }
+    }
+    setOpaque(false);
+}
 
+QT_END_NAMESPACE
 
+#endif // QT_NO_QWS_DIRECTFB
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.h b/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.h
index 9568067..a6138f6 100644
--- a/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.h
+++ b/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.h
@@ -97,8 +97,8 @@ public:
     IDirectFBWindow *directFBWindow() const;
 #endif
 private:
+    void updateIsOpaque();
     void setOpaque(bool opaque);
-    void updateFormat();
     void releaseSurface();
     QDirectFBWindowSurface *sibling;
 
@@ -113,7 +113,6 @@ private:
 #endif
 
     DFBSurfaceFlipFlags flipFlags;
-    bool noSystemBackground;
     bool boundingRectFlip;
 #ifdef QT_DIRECTFB_TIMING
     int frames;
diff --git a/src/qbase.pri b/src/qbase.pri
index db55365..6f2dfa4 100644
--- a/src/qbase.pri
+++ b/src/qbase.pri
@@ -108,6 +108,10 @@ symbian {
         }
     }
     load(armcc_warnings)
+
+    # workaround for the fact that some of our required includes in Symbian^3
+    # now depend upon files in epoc32/include/platform
+    INCLUDEPATH += $$OS_LAYER_SYSTEMINCLUDE
 }
 win32-borland:INCLUDEPATH += kernel
 
diff --git a/src/script/api/qscriptengine.cpp b/src/script/api/qscriptengine.cpp
index 1bd7377..1199263 100644
--- a/src/script/api/qscriptengine.cpp
+++ b/src/script/api/qscriptengine.cpp
@@ -768,7 +768,7 @@ static QScriptValue __setupPackage__(QScriptContext *ctx, QScriptEngine *eng)
 } // namespace QScript
 
 QScriptEnginePrivate::QScriptEnginePrivate()
-    : registeredScriptValues(0), freeScriptValues(0),
+    : registeredScriptValues(0), freeScriptValues(0), freeScriptValuesCount(0),
       registeredScriptStrings(0), inEval(false)
 {
     qMetaTypeId<QScriptValue>();
diff --git a/src/script/api/qscriptengine_p.h b/src/script/api/qscriptengine_p.h
index 6780b2c..401d6d2 100644
--- a/src/script/api/qscriptengine_p.h
+++ b/src/script/api/qscriptengine_p.h
@@ -255,6 +255,8 @@ public:
     int agentLineNumber;
     QScriptValuePrivate *registeredScriptValues;
     QScriptValuePrivate *freeScriptValues;
+    static const int maxFreeScriptValues = 256;
+    int freeScriptValuesCount;
     QScriptStringPrivate *registeredScriptStrings;
     QHash<int, QScriptTypeInfo*> m_typeInfos;
     int processEventsInterval;
@@ -377,6 +379,7 @@ inline QScriptValuePrivate *QScriptEnginePrivate::allocateScriptValuePrivate(siz
     if (freeScriptValues) {
         QScriptValuePrivate *p = freeScriptValues;
         freeScriptValues = p->next;
+        --freeScriptValuesCount;
         return p;
     }
     return reinterpret_cast<QScriptValuePrivate*>(qMalloc(size));
@@ -384,8 +387,13 @@ inline QScriptValuePrivate *QScriptEnginePrivate::allocateScriptValuePrivate(siz
 
 inline void QScriptEnginePrivate::freeScriptValuePrivate(QScriptValuePrivate *p)
 {
-    p->next = freeScriptValues;
-    freeScriptValues = p;
+    if (freeScriptValuesCount < maxFreeScriptValues) {
+        p->next = freeScriptValues;
+        freeScriptValues = p;
+        ++freeScriptValuesCount;
+    } else {
+        qFree(p);
+    }
 }
 
 inline void QScriptEnginePrivate::registerScriptValue(QScriptValuePrivate *value)
diff --git a/src/svg/qgraphicssvgitem.cpp b/src/svg/qgraphicssvgitem.cpp
index 7e80e50..69ff7a3 100644
--- a/src/svg/qgraphicssvgitem.cpp
+++ b/src/svg/qgraphicssvgitem.cpp
@@ -267,6 +267,7 @@ int QGraphicsSvgItem::type() const
 
 /*!
   \property QGraphicsSvgItem::maximumCacheSize
+  \since 4.6
 
   This property holds the maximum size of the device coordinate cache
   for this item.
@@ -312,7 +313,8 @@ QSize QGraphicsSvgItem::maximumCacheSize() const
 
 /*!
   \property QGraphicsSvgItem::elementId
-
+  \since 4.6
+  
   This property holds the element's XML ID.
  */