Merge branch '4.5' of git@scm.dev.nokia.troll.no:qt/qt

Conflicts:
	tests/auto/qtemporaryfile/qtemporaryfile.pro

67 files changed, 870 insertions, 635 deletions

diff --git a/src/corelib/io/qdatastream.cpp b/src/corelib/io/qdatastream.cpp
index 9990696..b203899 100644
--- a/src/corelib/io/qdatastream.cpp
+++ b/src/corelib/io/qdatastream.cpp
@@ -514,7 +514,7 @@ void QDataStream::setByteOrder(ByteOrder bo)
     \value Qt_4_2 Version 8 (Qt 4.2)
     \value Qt_4_3 Version 9 (Qt 4.3)
     \value Qt_4_4 Version 10 (Qt 4.4)
-    \value Qt_4_5 Version 10 (Qt 4.5)
+    \value Qt_4_5 Version 11 (Qt 4.5)
     \omitvalue Qt_4_6
 
     \sa setVersion(), version()
diff --git a/src/corelib/io/qdir.cpp b/src/corelib/io/qdir.cpp
index 0d82c2a..901641c 100644
--- a/src/corelib/io/qdir.cpp
+++ b/src/corelib/io/qdir.cpp
@@ -50,6 +50,7 @@
 #include "qstring.h"
 #include "qregexp.h"
 #include "qvector.h"
+#include "qalgorithms.h"
 #ifdef QT_BUILD_CORE_LIB
 # include "qresource.h"
 #endif
@@ -190,32 +191,28 @@ QDirPrivate::~QDirPrivate()
 
 /* For sorting */
 struct QDirSortItem {
-    QString filename_cache;
-    QString suffix_cache;
+    mutable QString filename_cache;
+    mutable QString suffix_cache;
     QFileInfo item;
 };
-static int qt_cmp_si_sort_flags;
 
-#if defined(Q_C_CALLBACKS)
-extern "C" {
-#endif
 
-#ifdef Q_OS_WINCE
-static int __cdecl qt_cmp_si(const void *n1, const void *n2)
-#else
-static int qt_cmp_si(const void *n1, const void *n2)
-#endif
-{
-    if (!n1 || !n2)
-        return 0;
+class QDirSortItemComparator {
+    int qt_cmp_si_sort_flags;
+public:
+    QDirSortItemComparator(int flags) : qt_cmp_si_sort_flags(flags) {}
+    bool operator()(const QDirSortItem &, const QDirSortItem &);
+};
 
-    QDirSortItem* f1 = (QDirSortItem*)n1;
-    QDirSortItem* f2 = (QDirSortItem*)n2;
+bool QDirSortItemComparator::operator()(const QDirSortItem &n1, const QDirSortItem &n2)
+{
+    const QDirSortItem* f1 = &n1;
+    const QDirSortItem* f2 = &n2;
 
     if ((qt_cmp_si_sort_flags & QDir::DirsFirst) && (f1->item.isDir() != f2->item.isDir()))
-        return f1->item.isDir() ? -1 : 1;
+        return f1->item.isDir();
     if ((qt_cmp_si_sort_flags & QDir::DirsLast) && (f1->item.isDir() != f2->item.isDir()))
-        return f1->item.isDir() ? 1 : -1;
+        return !f1->item.isDir();
 
     int r = 0;
     int sortBy = (qt_cmp_si_sort_flags & QDir::SortByMask)
@@ -264,18 +261,11 @@ static int qt_cmp_si(const void *n1, const void *n2)
             : f1->filename_cache.compare(f2->filename_cache);
     }
 
-    if (r == 0) // Enforce an order - the order the items appear in the array
-        r = (char*)n1 - (char*)n2;
-
     if (qt_cmp_si_sort_flags & QDir::Reversed)
-        return -r;
-    return r;
+        return r > 0;
+    return r < 0;
 }
 
-#if defined(Q_C_CALLBACKS)
-}
-#endif
-
 inline void QDirPrivate::sortFileList(QDir::SortFlags sort, QStringList &l,
                                       QStringList *names, QFileInfoList *infos) const
 {
@@ -292,9 +282,8 @@ inline void QDirPrivate::sortFileList(QDir::SortFlags sort, QStringList &l,
                 path += QLatin1Char('/');
             si[i].item = QFileInfo(path + l.at(i));
         }
-        qt_cmp_si_sort_flags = sort;
         if ((sort & QDir::SortByMask) != QDir::Unsorted)
-            qsort(si, i, sizeof(si[0]), qt_cmp_si);
+            qStableSort(si, si+i, QDirSortItemComparator(sort));
         // put them back in the list(s)
         for (int j = 0; j<i; j++) {
             if(infos)
diff --git a/src/corelib/io/qtemporaryfile.cpp b/src/corelib/io/qtemporaryfile.cpp
index 3aea508..e120f28 100644
--- a/src/corelib/io/qtemporaryfile.cpp
+++ b/src/corelib/io/qtemporaryfile.cpp
@@ -294,6 +294,8 @@ public:
     QTemporaryFileEngine(const QString &file) : QFSFileEngine(file) { }
     ~QTemporaryFileEngine();
 
+    void setFileName(const QString &file);
+
     bool open(QIODevice::OpenMode flags);
     bool remove();
     bool close();
@@ -304,6 +306,13 @@ QTemporaryFileEngine::~QTemporaryFileEngine()
     QFSFileEngine::close();
 }
 
+void QTemporaryFileEngine::setFileName(const QString &file)
+{
+    // Really close the file, so we don't leak
+    QFSFileEngine::close();
+    QFSFileEngine::setFileName(file);
+}
+
 bool QTemporaryFileEngine::open(QIODevice::OpenMode openMode)
 {
     Q_D(QFSFileEngine);
diff --git a/src/corelib/io/qtextstream.cpp b/src/corelib/io/qtextstream.cpp
index ed9d0aa..1167671 100644
--- a/src/corelib/io/qtextstream.cpp
+++ b/src/corelib/io/qtextstream.cpp
@@ -67,8 +67,10 @@ static const int QTEXTSTREAM_BUFFERSIZE = 16384;
     \snippet doc/src/snippets/code/src_corelib_io_qtextstream.cpp 1
 
     Note that you cannot use QTextStream::atEnd(), which returns true when you
-    have reached the end of the data stream, with stdin.
-
+    have reached the end of the data stream, with stdin. The reason for this is
+    that as long as stdin doesn't give any input to the QTextStream, \c atEnd()
+    will return true even if the stdin is open and waiting for more characters.
+    
     Besides using QTextStream's constructors, you can also set the
     device or string QTextStream operates on by calling setDevice() or
     setString(). You can seek to a position by calling seek(), and
diff --git a/src/corelib/tools/qstring.h b/src/corelib/tools/qstring.h
index 1493dce..69c4f2f 100644
--- a/src/corelib/tools/qstring.h
+++ b/src/corelib/tools/qstring.h
@@ -113,7 +113,7 @@ public:
 
     int capacity() const;
     inline void reserve(int size);
-    inline void squeeze() { if (d->size < d->alloc) realloc(); d->capacity = 0;}
+    inline void squeeze() { if (d->size < d->alloc || d->ref != 1) realloc(); d->capacity = 0;}
 
     inline const QChar *unicode() const;
     inline QChar *data();
diff --git a/src/corelib/tools/qvector.h b/src/corelib/tools/qvector.h
index 3fd52ee..1f047b8 100644
--- a/src/corelib/tools/qvector.h
+++ b/src/corelib/tools/qvector.h
@@ -315,7 +315,7 @@ void QVector<T>::detach_helper()
 { realloc(d->size, d->alloc); }
 template <typename T>
 void QVector<T>::reserve(int asize)
-{ if (asize > d->alloc) realloc(d->size, asize); d->capacity = 1; }
+{ if (asize > d->alloc || d->ref != 1) realloc(d->size, asize); d->capacity = 1; }
 template <typename T>
 void QVector<T>::resize(int asize)
 { realloc(asize, (asize > d->alloc || (!d->capacity && asize < d->size && asize < (d->alloc >> 1))) ?
diff --git a/src/dbus/qdbuspendingcall.cpp b/src/dbus/qdbuspendingcall.cpp
index 9753bbe..955f4a0 100644
--- a/src/dbus/qdbuspendingcall.cpp
+++ b/src/dbus/qdbuspendingcall.cpp
@@ -432,9 +432,14 @@ inline void QDBusPendingCallWatcherPrivate::_q_finished()
 QDBusPendingCallWatcher::QDBusPendingCallWatcher(const QDBusPendingCall &call, QObject *parent)
     : QObject(*new QDBusPendingCallWatcherPrivate, parent), QDBusPendingCall(call)
 {
-    if (d) {
-        if (!d->watcherHelper)
+    if (d) {                    // QDBusPendingCall::d
+        if (!d->watcherHelper) {
             d->watcherHelper = new QDBusPendingCallWatcherHelper;
+            if (isFinished()) {
+                // cause a signal emission anyways
+                QMetaObject::invokeMethod(d->watcherHelper, "finished", Qt::QueuedConnection);
+            }
+        }
         d->watcherHelper->add(this);
     }
 }
@@ -464,6 +469,7 @@ void QDBusPendingCallWatcher::waitForFinished()
         d->waitForFinished();
 
         // our signals were queued, so deliver them
+        QCoreApplication::sendPostedEvents(d->watcherHelper, QEvent::MetaCall);
         QCoreApplication::sendPostedEvents(this, QEvent::MetaCall);
     }
 }
diff --git a/src/gui/dialogs/qabstractprintdialog.cpp b/src/gui/dialogs/qabstractprintdialog.cpp
index 0dc16c9..5ed8852 100644
--- a/src/gui/dialogs/qabstractprintdialog.cpp
+++ b/src/gui/dialogs/qabstractprintdialog.cpp
@@ -400,7 +400,7 @@ void QAbstractPrintDialogPrivate::setPrinter(QPrinter *newPrinter)
     QAbstractPrintDialog::setEnabledOptions() and
     QAbstractPrintDialog::addEnabledOption() have no effect.
 
-    In Qt 4.4, it was possible to use the satic functions to show a sheet on
+    In Qt 4.4, it was possible to use the static functions to show a sheet on
     Mac OS X. This is no longer supported in Qt 4.5. If you want this
     functionality, use QPrintDialog::open().
 
diff --git a/src/gui/dialogs/qfiledialog.cpp b/src/gui/dialogs/qfiledialog.cpp
index b911ee0..789b364 100644
--- a/src/gui/dialogs/qfiledialog.cpp
+++ b/src/gui/dialogs/qfiledialog.cpp
@@ -2145,7 +2145,6 @@ void QFileDialogPrivate::createWidgets()
 #ifndef QT_NO_COMPLETER
     completer = new QFSCompletor(model, q);
     qFileDialogUi->fileNameEdit->setCompleter(completer);
-    completer->sourceModel = model;
     QObject::connect(qFileDialogUi->fileNameEdit, SIGNAL(textChanged(QString)),
             q, SLOT(_q_autoCompleteFileName(QString)));
 #endif // QT_NO_COMPLETER
diff --git a/src/gui/dialogs/qfiledialog_p.h b/src/gui/dialogs/qfiledialog_p.h
index 875cf4d..de7e332 100644
--- a/src/gui/dialogs/qfiledialog_p.h
+++ b/src/gui/dialogs/qfiledialog_p.h
@@ -97,7 +97,7 @@ class Ui_QFileDialog;
   */
 class QFSCompletor :  public QCompleter {
 public:
-    QFSCompletor(QAbstractItemModel *model, QObject *parent = 0) : QCompleter(model, parent), proxyModel(0), sourceModel(0)
+    QFSCompletor(QFileSystemModel *model, QObject *parent = 0) : QCompleter(model, parent), proxyModel(0), sourceModel(model)
     {
 #if defined(Q_OS_WIN) || defined(Q_OS_SYMBIAN)
         setCaseSensitivity(Qt::CaseInsensitive);
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index 3e8d38f..30c15bc 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -1225,8 +1225,8 @@ void QGraphicsItem::setFlags(GraphicsItemFlags flags)
         return;
 
     // Flags that alter the geometry of the item (or its children).
-    int geomChangeFlagsMask = (ItemClipsChildrenToShape | ItemClipsToShape | ItemIgnoresTransformations);
-    bool fullUpdate = (flags & geomChangeFlagsMask) != (d_ptr->flags & geomChangeFlagsMask);
+    const quint32 geomChangeFlagsMask = (ItemClipsChildrenToShape | ItemClipsToShape | ItemIgnoresTransformations);
+    bool fullUpdate = (quint32(flags) & geomChangeFlagsMask) != (d_ptr->flags & geomChangeFlagsMask);
     if (fullUpdate)
         d_ptr->fullUpdateHelper(false, true);
 
@@ -1921,7 +1921,7 @@ void QGraphicsItem::setOpacity(qreal opacity)
     itemChange(ItemOpacityHasChanged, newOpacity);
 
     // Update.
-    d_ptr->fullUpdateHelper();
+    d_ptr->fullUpdateHelper(/*childrenOnly=*/false, /*maybeDirtyClipPath=*/false, /*ignoreOpacity=*/true);
 }
 
 /*!
@@ -3235,10 +3235,16 @@ bool QGraphicsItem::contains(const QPointF &point) const
 }
 
 /*!
-    Returns true if this item collides with \a other; otherwise returns false.
-    The ways items collide is determined by \a mode. The default value for \a
-    mode is Qt::IntersectsItemShape; \a other collides with this item if it
-    either intersects, contains, or is contained by this item's shape.
+
+    Returns true if this item collides with \a other; otherwise
+    returns false.
+
+    The \a mode is applied to \a other, and the resulting shape or
+    bounding rectangle is then compared to this item's shape. The
+    default value for \a mode is Qt::IntersectsItemShape; \a other
+    collides with this item if it either intersects, contains, or is
+    contained by this item's shape (see Qt::ItemSelectionMode for
+    details).
 
     The default implementation is based on shape intersection, and it calls
     shape() on both items. Because the complexity of arbitrary shape-shape
@@ -3293,6 +3299,11 @@ bool QGraphicsItem::collidesWithItem(const QGraphicsItem *other, Qt::ItemSelecti
     Qt::IntersectsItemShape; \a path collides with this item if it either
     intersects, contains, or is contained by this item's shape.
 
+    Note that this function checks whether the item's shape or
+    bounding rectangle (depending on \a mode) is contained within \a
+    path, and not whether \a path is contained within the items shape
+    or bounding rectangle. 
+
     \sa collidesWithItem(), contains(), shape()
 */
 bool QGraphicsItem::collidesWithPath(const QPainterPath &path, Qt::ItemSelectionMode mode) const
@@ -3333,11 +3344,12 @@ bool QGraphicsItem::collidesWithPath(const QPainterPath &path, Qt::ItemSelection
 /*!
     Returns a list of all items that collide with this item.
 
-    The way collisions are detected is determined by \a mode. The default
-    value for \a mode is Qt::IntersectsItemShape; All items whose shape
-    intersects or is contained by this item's shape are returned.
+    The way collisions are detected is determined by applying \a mode
+    to items that are compared to this item, i.e., each item's shape
+    or bounding rectangle is checked against this item's shape. The
+    default value for \a mode is Qt::IntersectsItemShape.
 
-    \sa QGraphicsScene::collidingItems(), collidesWithItem()
+    \sa collidesWithItem()
 */
 QList<QGraphicsItem *> QGraphicsItem::collidingItems(Qt::ItemSelectionMode mode) const
 {
@@ -3621,9 +3633,8 @@ void QGraphicsItem::setBoundingRegionGranularity(qreal granularity)
     \internal
     Returns true if we can discard an update request; otherwise false.
 */
-bool QGraphicsItemPrivate::discardUpdateRequest(bool ignoreClipping,
-                                                bool ignoreVisibleBit,
-                                                bool ignoreDirtyBit) const
+bool QGraphicsItemPrivate::discardUpdateRequest(bool ignoreClipping, bool ignoreVisibleBit,
+                                                bool ignoreDirtyBit, bool ignoreOpacity) const
 {
     // No scene, or if the scene is updating everything, means we have nothing
     // to do. The only exception is if the scene tracks the growing scene rect.
@@ -3632,7 +3643,7 @@ bool QGraphicsItemPrivate::discardUpdateRequest(bool ignoreClipping,
            || !scene
            || (scene->d_func()->updateAll && scene->d_func()->hasSceneRect)
            || (!ignoreClipping && (childrenClippedToShape() && isClippedAway()))
-           || (childrenCombineOpacity() && isFullyTransparent());
+           || (!ignoreOpacity && childrenCombineOpacity() && isFullyTransparent());
 }
 
 /*!
@@ -3662,11 +3673,10 @@ void QGraphicsItemPrivate::updateHelper(const QRectF &rect, bool force, bool may
 
     Propagates updates to \a item and all its children.
 */
-void QGraphicsItemPrivate::fullUpdateHelper(bool childrenOnly, bool maybeDirtyClipPath)
+void QGraphicsItemPrivate::fullUpdateHelper(bool childrenOnly, bool maybeDirtyClipPath, bool ignoreOpacity)
 {
-    if (discardUpdateRequest(/*ignoreClipping=*/maybeDirtyClipPath,
-                             /*ignoreVisibleBit=*/false,
-                             /*ignoreDirtyBit=*/true)) {
+    if (discardUpdateRequest(/*ignoreClipping=*/maybeDirtyClipPath, /*ignoreVisibleBit=*/false,
+                             /*ignoreDirtyBit=*/true, ignoreOpacity)) {
         return;
     }
 
diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h
index a5871a7..9ce1bbf 100644
--- a/src/gui/graphicsview/qgraphicsitem_p.h
+++ b/src/gui/graphicsview/qgraphicsitem_p.h
@@ -165,11 +165,10 @@ public:
     void setPosHelper(const QPointF &pos);
     void setVisibleHelper(bool newVisible, bool explicitly, bool update = true);
     void setEnabledHelper(bool newEnabled, bool explicitly, bool update = true);
-    bool discardUpdateRequest(bool ignoreClipping = false,
-                              bool ignoreVisibleBit = false,
-                              bool ignoreDirtyBit = false) const;
+    bool discardUpdateRequest(bool ignoreClipping = false, bool ignoreVisibleBit = false,
+                              bool ignoreDirtyBit = false, bool ignoreOpacity = false) const;
     void updateHelper(const QRectF &rect = QRectF(), bool force = false, bool maybeDirtyClipPath = false);
-    void fullUpdateHelper(bool childrenOnly = false, bool maybeDirtyClipPath = false);
+    void fullUpdateHelper(bool childrenOnly = false, bool maybeDirtyClipPath = false, bool ignoreOpacity = false);
     void updateEffectiveOpacity();
     void resolveEffectiveOpacity(qreal effectiveParentOpacity);
     void resolveDepth(int parentDepth);
diff --git a/src/gui/graphicsview/qgraphicsview.cpp b/src/gui/graphicsview/qgraphicsview.cpp
index b5a1bdf..05e4907 100644
--- a/src/gui/graphicsview/qgraphicsview.cpp
+++ b/src/gui/graphicsview/qgraphicsview.cpp
@@ -1071,8 +1071,12 @@ QList<QGraphicsItem *> QGraphicsViewPrivate::findItems(const QRegion &exposedReg
         QList<QGraphicsItem *> itemList(scene->items());
         int i = 0;
         while (i < itemList.size()) {
+            const QGraphicsItem *item = itemList.at(i);
             // But we only want to include items that are visible
-            if (!itemList.at(i)->isVisible())
+            // The following check is basically the same as item->d_ptr->isInvisible(), except
+            // that we don't check whether the item clips children to shape or propagates its
+            // opacity (we loop through all items, so those checks are wrong in this context).
+            if (!item->isVisible() || item->d_ptr->isClippedAway() || item->d_ptr->isFullyTransparent())
                 itemList.removeAt(i);
             else
                 ++i;
diff --git a/src/gui/image/qimagereader.cpp b/src/gui/image/qimagereader.cpp
index 5de39d9..7f36be9 100644
--- a/src/gui/image/qimagereader.cpp
+++ b/src/gui/image/qimagereader.cpp
@@ -1337,6 +1337,7 @@ QByteArray QImageReader::imageFormat(QIODevice *device)
     \row    \o TIFF   \o Tagged Image File Format
     \row    \o XBM    \o X11 Bitmap
     \row    \o XPM    \o X11 Pixmap
+    \row    \o SVG    \o Scalable Vector Graphics
     \endtable
 
     Reading and writing SVG files is supported through Qt's
diff --git a/src/gui/kernel/qapplication.cpp b/src/gui/kernel/qapplication.cpp
index c8fedfc..56a65be 100644
--- a/src/gui/kernel/qapplication.cpp
+++ b/src/gui/kernel/qapplication.cpp
@@ -5081,6 +5081,137 @@ bool QApplicationPrivate::shouldSetFocus(QWidget *w, Qt::FocusPolicy policy)
     return true;
 }
 
+/*! \fn QDecoration &QApplication::qwsDecoration()
+    Return the QWSDecoration used for decorating windows.
+
+    \warning This method is non-portable. It is only available in
+    Qt for Embedded Linux.
+
+    \sa QDecoration
+*/
+
+/*!
+    \fn void QApplication::qwsSetDecoration(QDecoration *decoration)
+
+    Sets the QDecoration derived class to use for decorating the
+    windows used by Qt for Embedded Linux to the \a decoration
+    specified.
+
+    This method is non-portable. It is only available in Qt for Embedded Linux.
+
+    \sa QDecoration
+*/
+
+/*! \fn QDecoration* QApplication::qwsSetDecoration(const QString &decoration)
+  \overload
+
+  Requests a QDecoration object for \a decoration from the QDecorationFactory.
+
+  The string must be one of the QDecorationFactory::keys(). Keys are
+  case insensitive.
+
+  A later call to the QApplication constructor will override the
+  requested style when a "-style" option is passed in as a commandline
+  parameter.
+
+  Returns 0 if an unknown \a decoration is passed, otherwise the QStyle object
+  returned is set as the application's GUI style.
+*/
+
+/*!
+    \fn bool QApplication::qwsEventFilter(QWSEvent *event)
+
+    This virtual function is only implemented under Qt for Embedded Linux.
+
+    If you create an application that inherits QApplication and
+    reimplement this function, you get direct access to all QWS (Q
+    Window System) events that the are received from the QWS master
+    process. The events are passed in the \a event parameter.
+
+    Return true if you want to stop the event from being processed.
+    Return false for normal event dispatching. The default
+    implementation returns false.
+*/
+
+/*! \fn void QApplication::qwsSetCustomColors(QRgb *colorTable, int start, int numColors)
+    Set Qt for Embedded Linux custom color table.
+
+    Qt for Embedded Linux on 8-bpp displays allocates a standard 216 color cube.
+    The remaining 40 colors may be used by setting a custom color
+    table in the QWS master process before any clients connect.
+
+    \a colorTable is an array of up to 40 custom colors. \a start is
+    the starting index (0-39) and \a numColors is the number of colors
+    to be set (1-40).
+
+    This method is non-portable. It is available \e only in
+    Qt for Embedded Linux.
+
+    \note The custom colors will not be used by the default screen
+    driver. To make use of the new colors, implement a custom screen
+    driver, or use QDirectPainter.
+*/
+
+/*! \fn int QApplication::qwsProcessEvent(QWSEvent* event)
+    \internal
+*/
+
+/*! \fn int QApplication::x11ClientMessage(QWidget* w, XEvent* event, bool passive_only)
+    \internal
+*/
+
+/*! \fn int QApplication::x11ProcessEvent(XEvent* event)
+    This function does the core processing of individual X
+    \a{event}s, normally by dispatching Qt events to the right
+    destination.
+
+    It returns 1 if the event was consumed by special handling, 0 if
+    the \a event was consumed by normal handling, and -1 if the \a
+    event was for an unrecognized widget.
+
+    \sa x11EventFilter()
+*/
+
+/*!
+    \fn bool QApplication::x11EventFilter(XEvent *event)
+
+    \warning This virtual function is only implemented under X11.
+
+    If you create an application that inherits QApplication and
+    reimplement this function, you get direct access to all X events
+    that the are received from the X server. The events are passed in
+    the \a event parameter.
+
+    Return true if you want to stop the event from being processed.
+    Return false for normal event dispatching. The default
+    implementation returns false.
+
+    It is only the directly addressed messages that are filtered.
+    You must install an event filter directly on the event
+    dispatcher, which is returned by
+    QAbstractEventDispatcher::instance(), to handle system wide
+    messages.
+
+    \sa x11ProcessEvent()
+*/
+
+/*! \fn void QApplication::winFocus(QWidget *widget, bool gotFocus)
+    \internal
+    \since 4.1
+
+    If \a gotFocus is true, \a widget will become the active window.
+    Otherwise the active window is reset to 0.
+*/
+
+/*! \fn void QApplication::winMouseButtonUp()
+  \internal
+ */
+
+/*! \fn void QApplication::syncX()
+  Synchronizes with the X server in the X11 implementation.
+  This normally takes some time. Does nothing on other platforms.
+*/
+
 QT_END_NAMESPACE
 
 #include "moc_qapplication.cpp"
diff --git a/src/gui/kernel/qapplication_qws.cpp b/src/gui/kernel/qapplication_qws.cpp
index 2deda8e..018440f 100644
--- a/src/gui/kernel/qapplication_qws.cpp
+++ b/src/gui/kernel/qapplication_qws.cpp
@@ -2675,9 +2675,6 @@ void QApplication::alert(QWidget *, int)
 {
 }
 
-/*!
-    \internal
-*/
 int QApplication::qwsProcessEvent(QWSEvent* event)
 {
     Q_D(QApplication);
@@ -3056,43 +3053,11 @@ int QApplication::qwsProcessEvent(QWSEvent* event)
     return 0;
 }
 
-/*!
-    \fn bool QApplication::qwsEventFilter(QWSEvent *event)
-
-    This virtual function is only implemented under Qt for Embedded Linux.
-
-    If you create an application that inherits QApplication and
-    reimplement this function, you get direct access to all QWS (Q
-    Window System) events that the are received from the QWS master
-    process. The events are passed in the \a event parameter.
-
-    Return true if you want to stop the event from being processed.
-    Return false for normal event dispatching. The default
-    implementation returns false.
-*/
 bool QApplication::qwsEventFilter(QWSEvent *)
 {
     return false;
 }
 
-/*!
-    Set Qt for Embedded Linux custom color table.
-
-    Qt for Embedded Linux on 8-bpp displays allocates a standard 216 color cube.
-    The remaining 40 colors may be used by setting a custom color
-    table in the QWS master process before any clients connect.
-
-    \a colorTable is an array of up to 40 custom colors. \a start is
-    the starting index (0-39) and \a numColors is the number of colors
-    to be set (1-40).
-
-    This method is non-portable. It is available \e only in
-    Qt for Embedded Linux.
-
-    \note The custom colors will not be used by the default screen
-    driver. To make use of the new colors, implement a custom screen
-    driver, or use QDirectPainter.
-*/
 void QApplication::qwsSetCustomColors(QRgb *colorTable, int start, int numColors)
 {
     if (start < 0 || start > 39) {
@@ -3111,30 +3076,11 @@ void QApplication::qwsSetCustomColors(QRgb *colorTable, int start, int numColors
 }
 
 #ifndef QT_NO_QWS_MANAGER
-/*!
-    Return the QWSDecoration used for decorating windows.
-
-    \warning This method is non-portable. It is only available in
-    Qt for Embedded Linux.
-
-    \sa QDecoration
-*/
 QDecoration &QApplication::qwsDecoration()
 {
     return *qws_decoration;
 }
 
-/*!
-    \fn void QApplication::qwsSetDecoration(QDecoration *decoration)
-
-    Sets the QDecoration derived class to use for decorating the
-    windows used by Qt for Embedded Linux to the \a decoration
-    specified.
-
-    This method is non-portable. It is only available in Qt for Embedded Linux.
-
-    \sa QDecoration
-*/
 void QApplication::qwsSetDecoration(QDecoration *dec)
 {
     if (dec) {
@@ -3153,21 +3099,6 @@ void QApplication::qwsSetDecoration(QDecoration *dec)
     }
 }
 
-/*!
-  \overload
-
-  Requests a QDecoration object for \a decoration from the QDecorationFactory.
-
-  The string must be one of the QDecorationFactory::keys(). Keys are
-  case insensitive.
-
-  A later call to the QApplication constructor will override the
-  requested style when a "-style" option is passed in as a commandline
-  parameter.
-
-  Returns 0 if an unknown \a decoration is passed, otherwise the QStyle object
-  returned is set as the application's GUI style.
-*/
 QDecoration* QApplication::qwsSetDecoration(const QString &decoration)
 {
     QDecoration *decore = QDecorationFactory::create(decoration);
diff --git a/src/gui/kernel/qapplication_win.cpp b/src/gui/kernel/qapplication_win.cpp
index bc32c14..f14ad6f 100644
--- a/src/gui/kernel/qapplication_win.cpp
+++ b/src/gui/kernel/qapplication_win.cpp
@@ -1371,13 +1371,6 @@ QString QApplicationPrivate::appName() const
 
 extern uint qGlobalPostedEventsCount();
 
-/*!
-    \internal
-    \since 4.1
-
-    If \a gotFocus is true, \a widget will become the active window.
-    Otherwise the active window is reset to 0.
-*/
 void QApplication::winFocus(QWidget *widget, bool gotFocus)
 {
     if (d_func()->inPopupMode()) // some delayed focus event to ignore
@@ -1732,6 +1725,21 @@ LRESULT CALLBACK QtWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam
             // fall-through intended
         case WM_KEYUP:
         case WM_SYSKEYUP:
+#if Q_OS_WINCE_WM
+        case WM_HOTKEY:
+            if(HIWORD(msg.lParam) == VK_TBACK) {
+                const bool hotKeyDown = !(LOWORD(msg.lParam) & MOD_KEYUP);
+                msg.lParam = 0x69 << 16;
+                msg.wParam = VK_BACK;
+                if (hotKeyDown) {
+                    msg.message = WM_KEYDOWN;
+                    qt_keymapper_private()->updateKeyMap(msg);
+                } else {
+                    msg.message = WM_KEYUP;
+                }
+            }
+            // fall-through intended
+#endif
         case WM_IME_CHAR:
         case WM_IME_KEYDOWN:
         case WM_CHAR: {
@@ -2921,7 +2929,6 @@ void qt_win_eatMouseMove()
 
 // In DnD, the mouse release event never appears, so the
 // mouse button state machine must be manually reset
-/*! \internal */
 void QApplication::winMouseButtonUp()
 {
     qt_button_down = 0;
diff --git a/src/gui/kernel/qapplication_x11.cpp b/src/gui/kernel/qapplication_x11.cpp
index 15149a5..a3c9406 100644
--- a/src/gui/kernel/qapplication_x11.cpp
+++ b/src/gui/kernel/qapplication_x11.cpp
@@ -2976,11 +2976,6 @@ QWidget *QApplication::topLevelAt(const QPoint &p)
 #endif
 }
 
-/*!
-    Synchronizes with the X server in the X11 implementation. This
-    normally takes some time. Does nothing on other platforms.
-*/
-
 void QApplication::syncX()
 {
     if (X11->display)
@@ -3086,9 +3081,6 @@ static QETWidget *qPRFindWidget(Window oldwin)
     return wPRmapper ? (QETWidget*)wPRmapper->value((int)oldwin, 0) : 0;
 }
 
-/*!
-    \internal
-*/
 int QApplication::x11ClientMessage(QWidget* w, XEvent* event, bool passive_only)
 {
     if (w && !w->internalWinId())
@@ -3151,17 +3143,6 @@ int QApplication::x11ClientMessage(QWidget* w, XEvent* event, bool passive_only)
     return 0;
 }
 
-/*!
-    This function does the core processing of individual X
-    \a{event}s, normally by dispatching Qt events to the right
-    destination.
-
-    It returns 1 if the event was consumed by special handling, 0 if
-    the \a event was consumed by normal handling, and -1 if the \a
-    event was for an unrecognized widget.
-
-    \sa x11EventFilter()
-*/
 int QApplication::x11ProcessEvent(XEvent* event)
 {
     Q_D(QApplication);
@@ -3843,29 +3824,6 @@ int QApplication::x11ProcessEvent(XEvent* event)
     return 0;
 }
 
-/*!
-    \fn bool QApplication::x11EventFilter(XEvent *event)
-
-    \warning This virtual function is only implemented under X11.
-
-    If you create an application that inherits QApplication and
-    reimplement this function, you get direct access to all X events
-    that the are received from the X server. The events are passed in
-    the \a event parameter.
-
-    Return true if you want to stop the event from being processed.
-    Return false for normal event dispatching. The default
-    implementation returns false.
-
-    It is only the directly addressed messages that are filtered.
-    You must install an event filter directly on the event
-    dispatcher, which is returned by
-    QAbstractEventDispatcher::instance(), to handle system wide
-    messages.
-
-    \sa x11ProcessEvent()
-*/
-
 bool QApplication::x11EventFilter(XEvent *)
 {
     return false;
diff --git a/src/gui/kernel/qcocoaview_mac.mm b/src/gui/kernel/qcocoaview_mac.mm
index ff36ca1..4ceae3f 100644
--- a/src/gui/kernel/qcocoaview_mac.mm
+++ b/src/gui/kernel/qcocoaview_mac.mm
@@ -198,6 +198,7 @@ extern "C" {
     }
     composing = false;
     sendKeyEvents = true;
+    currentCustomTypes = 0;
     [self setHidden:YES];
     return self;
 }
@@ -212,10 +213,16 @@ extern "C" {
                                                object:self];
 }
 
--(void)registerDragTypes:(bool)accept
+-(void)registerDragTypes
 {
     QMacCocoaAutoReleasePool pool;
-    if (accept) {
+    // Calling registerForDraggedTypes is slow, so only do it once for each widget
+    // or when the custom types change.
+    const QStringList& customTypes = qEnabledDraggedTypes();
+    if (currentCustomTypes == 0 || *currentCustomTypes != customTypes) {
+        if (currentCustomTypes == 0)
+            currentCustomTypes = new QStringList();
+        *currentCustomTypes = customTypes;
         const NSString* mimeTypeGeneric = @"com.trolltech.qt.MimeTypeName";
 	NSMutableArray *supportedTypes = [NSMutableArray arrayWithObjects:NSColorPboardType, 
                                    NSFilenamesPboardType, NSStringPboardType, 
@@ -227,13 +234,10 @@ extern "C" {
                                    NSFilesPromisePboardType, NSInkTextPboardType, 
                                    NSMultipleTextSelectionPboardType, mimeTypeGeneric, nil];
         // Add custom types supported by the application.
-        const QStringList& customTypes = qEnabledDraggedTypes();
         for (int i = 0; i < customTypes.size(); i++) {
            [supportedTypes addObject:reinterpret_cast<const NSString *>(QCFString::toCFStringRef(customTypes[i]))];
         }
         [self registerForDraggedTypes:supportedTypes];
-    } else {
-        [self unregisterDraggedTypes];
     }
 }
 
@@ -282,6 +286,8 @@ extern "C" {
 
 - (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender 
 { 
+    if (qwidget->testAttribute(Qt::WA_DropSiteRegistered) == false)
+        return NSDragOperationNone;
     [self addDropData:sender];
     QMimeData *mimeData = dropData;
     if (QDragManager::self()->source())
@@ -414,6 +420,8 @@ extern "C" {
 - (void)dealloc
 {
     [[NSNotificationCenter defaultCenter] removeObserver:self];
+    delete currentCustomTypes;
+    [self unregisterDraggedTypes];
     [super dealloc];
 }
 
diff --git a/src/gui/kernel/qcocoaview_mac_p.h b/src/gui/kernel/qcocoaview_mac_p.h
index 9de94d5..983c762 100644
--- a/src/gui/kernel/qcocoaview_mac_p.h
+++ b/src/gui/kernel/qcocoaview_mac_p.h
@@ -83,6 +83,7 @@ Q_GUI_EXPORT
     bool composing;
     int composingLength;
     bool sendKeyEvents;
+    QStringList *currentCustomTypes;
 }
 - (id)initWithQWidget:(QWidget *)widget widgetPrivate:(QWidgetPrivate *)widgetprivate;
 - (void) finishInitWithQWidget:(QWidget *)widget widgetPrivate:(QWidgetPrivate *)widgetprivate;
@@ -91,7 +92,7 @@ Q_GUI_EXPORT
 - (NSDragOperation)draggingUpdated:(id < NSDraggingInfo >)sender;
 - (void)draggingExited:(id < NSDraggingInfo >)sender;
 - (BOOL)performDragOperation:(id <NSDraggingInfo>)sender;
-- (void)registerDragTypes:(bool)accept;
+- (void)registerDragTypes;
 - (void)removeDropData;
 - (void)addDropData:(id <NSDraggingInfo>)sender;
 - (void)setSupportedActions:(NSDragOperation)actions;
diff --git a/src/gui/kernel/qlayout.cpp b/src/gui/kernel/qlayout.cpp
index 1d5a70d..4463aab 100644
--- a/src/gui/kernel/qlayout.cpp
+++ b/src/gui/kernel/qlayout.cpp
@@ -1028,8 +1028,13 @@ void QLayout::freeze(int w, int h)
 void QLayout::setMenuBar(QWidget *widget)
 {
     Q_D(QLayout);
-    if (widget)
-        addChildWidget(widget);
+
+#ifdef Q_OS_WINCE_WM
+    if (widget && widget->size().height() > 0)
+#else
+        if (widget)
+#endif
+            addChildWidget(widget);
     d->menubar = widget;
 }
 
diff --git a/src/gui/kernel/qt_cocoa_helpers_mac.mm b/src/gui/kernel/qt_cocoa_helpers_mac.mm
index f000292..9165836 100644
--- a/src/gui/kernel/qt_cocoa_helpers_mac.mm
+++ b/src/gui/kernel/qt_cocoa_helpers_mac.mm
@@ -826,13 +826,28 @@ bool qt_mac_handleMouseEvent(void * /* NSView * */view, void * /* NSEvent * */ev
     QWidget *qwidget = [theView qt_qwidget];
     QWidget *widgetToGetMouse = qwidget;
     QWidget *popup = qAppInstance()->activePopupWidget();
-    if (popup && popup != qwidget->window())
-        widgetToGetMouse = popup;
     NSView *tmpView = theView;
-    if (widgetToGetMouse != qwidget) {
-        tmpView = qt_mac_nativeview_for(widgetToGetMouse);
+
+    if (popup && popup != qwidget->window()) {
+        widgetToGetMouse = popup;
+        tmpView = qt_mac_nativeview_for(popup);
         windowPoint = [[tmpView window] convertScreenToBase:globalPoint];
+
+        QPoint qWindowPoint(windowPoint.x, windowPoint.y);
+        if (widgetToGetMouse->rect().contains(qWindowPoint)) {
+            // Keeping the mouse pressed on a combobox button will make
+            // the popup pop in front of the mouse. But all mouse events
+            // will be sendt to the button. Since we want mouse events
+            // to be sendt to widgets inside the popup, we search for the
+            // widget in front of the mouse:
+            tmpView = [tmpView hitTest:windowPoint];
+            if (!tmpView)
+                return false;
+            widgetToGetMouse =
+                [static_cast<QT_MANGLE_NAMESPACE(QCocoaView) *>(tmpView) qt_qwidget];
+        }
     }
+
     NSPoint localPoint = [tmpView convertPoint:windowPoint fromView:nil];
     QPoint qlocalPoint(localPoint.x, localPoint.y);
 
diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp
index f9cf7b7..06f618d 100644
--- a/src/gui/kernel/qwidget.cpp
+++ b/src/gui/kernel/qwidget.cpp
@@ -4823,7 +4823,7 @@ void QWidget::render(QPainter *painter, const QPoint &targetOffset,
     Q_ASSERT(engine);
     QPaintEnginePrivate *enginePriv = engine->d_func();
     Q_ASSERT(enginePriv);
-    QPaintDevice *target = painter->worldMatrixEnabled() ? engine->paintDevice() : painter->device();
+    QPaintDevice *target = engine->paintDevice();
     Q_ASSERT(target);
 
     // Render via a pixmap when dealing with non-opaque painters or printers.
@@ -11490,3 +11490,17 @@ void QWidget::clearMask()
     setMask(QRegion());
 }
 
+/*! \fn const QX11Info &QWidget::x11Info() const
+    Returns information about the configuration of the X display used to display
+    the widget.
+
+    \warning This function is only available on X11.
+*/
+
+/*! \fn Qt::HANDLE QWidget::x11PictureHandle() const
+    Returns the X11 Picture handle of the widget for XRender
+    support. Use of this function is not portable. This function will
+    return 0 if XRender support is not compiled into Qt, if the
+    XRender extension is not supported on the X11 display, or if the
+    handle could not be created.
+*/
diff --git a/src/gui/kernel/qwidget_mac.mm b/src/gui/kernel/qwidget_mac.mm
index 5abaaf8..b315eaf 100644
--- a/src/gui/kernel/qwidget_mac.mm
+++ b/src/gui/kernel/qwidget_mac.mm
@@ -2162,6 +2162,7 @@ void QWidgetPrivate::finishCreateWindow_sys_Carbon(OSWindowRef windowRef)
     setWindowModified_sys(q->isWindowModified());
     updateFrameStrut();
     qt_mac_update_sizer(q);
+    applyMaxAndMinSizeOnWindow();
 }
 #else  // QT_MAC_USE_COCOA
 void QWidgetPrivate::finishCreateWindow_sys_Cocoa(void * /*NSWindow * */ voidWindowRef)
@@ -2247,6 +2248,7 @@ void QWidgetPrivate::finishCreateWindow_sys_Cocoa(void * /*NSWindow * */ voidWin
     syncCocoaMask();
     macUpdateIsOpaque();
     qt_mac_update_sizer(q);
+    applyMaxAndMinSizeOnWindow();
 }
 
 #endif // QT_MAC_USE_COCOA
@@ -4001,7 +4003,7 @@ void QWidgetPrivate::setWSGeometry(bool dontShow, const QRect &oldRect)
     }
 }
 
-void QWidgetPrivate::applyMaxAndMinSizeConstraints(int &w, int &h)
+void QWidgetPrivate::adjustWithinMaxAndMinSize(int &w, int &h)
 {
     if (QWExtra *extra = extraData()) {
         w = qMin(w, extra->maxw);
@@ -4028,6 +4030,26 @@ void QWidgetPrivate::applyMaxAndMinSizeConstraints(int &w, int &h)
     }
 }
 
+void QWidgetPrivate::applyMaxAndMinSizeOnWindow()
+{
+    Q_Q(QWidget);
+    const float max_f(20000);
+#ifndef QT_MAC_USE_COCOA
+#define SF(x) ((x > max_f) ? max_f : x)
+    HISize max = CGSizeMake(SF(extra->maxw), SF(extra->maxh));
+    HISize min = CGSizeMake(SF(extra->minw), SF(extra->minh));
+#undef SF
+    SetWindowResizeLimits(qt_mac_window_for(q), &min, &max);
+#else
+#define SF(x) ((x > max_f) ? max_f : x)
+    NSSize max = NSMakeSize(SF(extra->maxw), SF(extra->maxh));
+    NSSize min = NSMakeSize(SF(extra->minw), SF(extra->minh));
+#undef SF
+    [qt_mac_window_for(q) setMinSize:min];
+    [qt_mac_window_for(q) setMaxSize:max];
+#endif
+}
+
 void QWidgetPrivate::setGeometry_sys(int x, int y, int w, int h, bool isMove)
 {
     Q_Q(QWidget);
@@ -4039,17 +4061,18 @@ void QWidgetPrivate::setGeometry_sys(int x, int y, int w, int h, bool isMove)
     QMacCocoaAutoReleasePool pool;
     bool realWindow = isRealWindow();
 
-    if (realWindow && !q->testAttribute(Qt::WA_DontShowOnScreen)
+    if (realWindow && !q->testAttribute(Qt::WA_DontShowOnScreen)){
+        adjustWithinMaxAndMinSize(w, h);
 #ifndef QT_MAC_USE_COCOA
-            && !(w == 0 && h == 0)
-#endif
-       ){
-        applyMaxAndMinSizeConstraints(w, h);
-        topData()->isSetGeometry = 1;
-        topData()->isMove = isMove;
-#ifndef QT_MAC_USE_COCOA
-        Rect r; SetRect(&r, x, y, x + w, y + h);
-        SetWindowBounds(qt_mac_window_for(q), kWindowContentRgn, &r);
+        if (w != 0 && h != 0) {
+            topData()->isSetGeometry = 1;
+            topData()->isMove = isMove;
+            Rect r; SetRect(&r, x, y, x + w, y + h);
+            SetWindowBounds(qt_mac_window_for(q), kWindowContentRgn, &r);
+            topData()->isSetGeometry = 0;
+        } else {
+            setGeometry_sys_helper(x, y, w, h, isMove);
+        }
 #else
         NSWindow *window = qt_mac_window_for(q);
         const QRect &fStrut = frameStrut();
@@ -4077,7 +4100,6 @@ void QWidgetPrivate::setGeometry_sys(int x, int y, int w, int h, bool isMove)
             [window setFrameOrigin:cocoaFrameRect.origin];
         }
 #endif
-        topData()->isSetGeometry = 0;
     } else {
         setGeometry_sys_helper(x, y, w, h, isMove);
     }
@@ -4102,40 +4124,19 @@ void QWidgetPrivate::setGeometry_sys_helper(int x, int y, int w, int h, bool isM
     data.crect = QRect(x, y, w, h);
 
     if (realWindow) {
-        if (QWExtra *extra = extraData()) {
-            applyMaxAndMinSizeConstraints(w, h);
-            qt_mac_update_sizer(q);
+        adjustWithinMaxAndMinSize(w, h);
+        qt_mac_update_sizer(q);
 
-            if (q->windowFlags() & Qt::WindowMaximizeButtonHint) {
 #ifndef QT_MAC_USE_COCOA
-                OSWindowRef window = qt_mac_window_for(q);
-                if(extra->maxw && extra->maxh && extra->maxw == extra->minw
-                        && extra->maxh == extra->minh) {
-                    ChangeWindowAttributes(window, kWindowNoAttributes, kWindowFullZoomAttribute);
-                } else {
-                    ChangeWindowAttributes(window, kWindowFullZoomAttribute, kWindowNoAttributes);
-                }
-#endif
+        if (q->windowFlags() & Qt::WindowMaximizeButtonHint) {
+            OSWindowRef window = qt_mac_window_for(q);
+            if (extra->maxw && extra->maxh && extra->maxw == extra->minw
+                    && extra->maxh == extra->minh) {
+                ChangeWindowAttributes(window, kWindowNoAttributes, kWindowFullZoomAttribute);
+            } else {
+                ChangeWindowAttributes(window, kWindowFullZoomAttribute, kWindowNoAttributes);
             }
-
-            // Update max and min constraints:
-            const float max_f(20000);
-#ifndef QT_MAC_USE_COCOA
-#define SF(x) ((x > max_f) ? max_f : x)
-            HISize max = CGSizeMake(SF(extra->maxw), SF(extra->maxh));
-            HISize min = CGSizeMake(SF(extra->minw), SF(extra->minh));
-#undef SF
-            SetWindowResizeLimits(qt_mac_window_for(q), &min, &max);
-#else
-#define SF(x) ((x > max_f) ? max_f : x)
-            NSSize max = NSMakeSize(SF(extra->maxw), SF(extra->maxh));
-            NSSize min = NSMakeSize(SF(extra->minw), SF(extra->minh));
-#undef SF
-            [qt_mac_window_for(q) setMinSize:min];
-            [qt_mac_window_for(q) setMaxSize:max];
-#endif
         }
-#ifndef QT_MAC_USE_COCOA
         HIRect bounds = CGRectMake(0, 0, w, h);
         HIViewSetFrame(qt_mac_nativeview_for(q), &bounds);
 #else
@@ -4181,6 +4182,7 @@ void QWidgetPrivate::setGeometry_sys_helper(int x, int y, int w, int h, bool isM
 void QWidgetPrivate::setConstraints_sys()
 {
     updateMaximizeButton_sys();
+    applyMaxAndMinSizeOnWindow();
 }
 
 void QWidgetPrivate::updateMaximizeButton_sys()
@@ -4495,8 +4497,8 @@ void QWidgetPrivate::registerDropSite(bool on)
     SetControlDragTrackingEnabled(qt_mac_nativeview_for(q), on);
 #else
     NSView *view = qt_mac_nativeview_for(q);
-    if ([view isKindOfClass:[QT_MANGLE_NAMESPACE(QCocoaView) class]]) {
-        [static_cast<QT_MANGLE_NAMESPACE(QCocoaView) *>(view) registerDragTypes:on];
+    if (on && [view isKindOfClass:[QT_MANGLE_NAMESPACE(QCocoaView) class]]) {
+        [static_cast<QT_MANGLE_NAMESPACE(QCocoaView) *>(view) registerDragTypes];
     }
 #endif
 }
diff --git a/src/gui/kernel/qwidget_p.h b/src/gui/kernel/qwidget_p.h
index e26b89c..734e0bd 100644
--- a/src/gui/kernel/qwidget_p.h
+++ b/src/gui/kernel/qwidget_p.h
@@ -267,7 +267,8 @@ public:
     void macUpdateIsOpaque();
     void setEnabled_helper_sys(bool enable);
     bool isRealWindow() const;
-    void applyMaxAndMinSizeConstraints(int &w, int &h);
+    void adjustWithinMaxAndMinSize(int &w, int &h);
+    void applyMaxAndMinSizeOnWindow();
 #endif
 
 #ifdef Q_WS_S60
diff --git a/src/gui/kernel/qwidget_x11.cpp b/src/gui/kernel/qwidget_x11.cpp
index 76734d4..6202b35 100644
--- a/src/gui/kernel/qwidget_x11.cpp
+++ b/src/gui/kernel/qwidget_x11.cpp
@@ -2747,12 +2747,6 @@ void QWidgetPrivate::setWindowOpacity_sys(qreal opacity)
                     32, PropModeReplace, (uchar*)&value, 1);
 }
 
-/*!
-    Returns information about the configuration of the X display used to display
-    the widget.
-
-    \warning This function is only available on X11.
-*/
 const QX11Info &QWidget::x11Info() const
 {
     Q_D(const QWidget);
@@ -2789,13 +2783,6 @@ QWindowSurface *QWidgetPrivate::createDefaultWindowSurface_sys()
     return new QX11WindowSurface(q_func());
 }
 
-/*!
-    Returns the X11 Picture handle of the widget for XRender
-    support. Use of this function is not portable. This function will
-    return 0 if XRender support is not compiled into Qt, if the
-    XRender extension is not supported on the X11 display, or if the
-    handle could not be created.
-*/
 Qt::HANDLE QWidget::x11PictureHandle() const
 {
 #ifndef QT_NO_XRENDER
diff --git a/src/gui/painting/qbackingstore.cpp b/src/gui/painting/qbackingstore.cpp
index 8fb7a12..0a3a8dd 100644
--- a/src/gui/painting/qbackingstore.cpp
+++ b/src/gui/painting/qbackingstore.cpp
@@ -492,7 +492,8 @@ static inline void sendUpdateRequest(QWidget *widget, bool updateImmediately)
         return;
 
 #if defined(Q_WS_WIN) && !defined(Q_OS_WINCE)
-    if (QApplicationPrivate::inSizeMove && widget->internalWinId() && !updateImmediately) {
+    if (QApplicationPrivate::inSizeMove && widget->internalWinId() && !updateImmediately
+        && !widget->testAttribute(Qt::WA_DontShowOnScreen)) {
         // Tell Windows to send us a paint event if we're in WM_SIZE/WM_MOVE; posted events
         // are blocked until the mouse button is released. See task 146849.
         const QRegion rgn(qt_dirtyRegion(widget));
diff --git a/src/gui/painting/qblendfunctions.cpp b/src/gui/painting/qblendfunctions.cpp
index dd7b016..93f11e1 100644
--- a/src/gui/painting/qblendfunctions.cpp
+++ b/src/gui/painting/qblendfunctions.cpp
@@ -44,8 +44,6 @@
 
 QT_BEGIN_NAMESPACE
 
-static const qreal aliasedCoordinateDelta = 0.5 - 0.015625;
-
 struct SourceOnlyAlpha
 {
     inline uchar alpha(uchar src) const { return src; }
@@ -140,14 +138,11 @@ struct Blend_ARGB32_on_RGB16_SourceAndConstAlpha {
 template <typename SRC, typename T>
 void qt_scale_image_16bit(uchar *destPixels, int dbpl,
                           const uchar *srcPixels, int sbpl,
-                          const QRectF &target,
+                          const QRectF &targetRect,
                           const QRectF &srcRect,
                           const QRect &clip,
                           T blender)
 {
-    const QRectF targetRect = target.translated(aliasedCoordinateDelta,
-                                                aliasedCoordinateDelta);
-
     qreal sx = targetRect.width() / (qreal) srcRect.width();
     qreal sy = targetRect.height() / (qreal) srcRect.height();
 
@@ -618,14 +613,11 @@ struct Blend_ARGB32_on_ARGB32_SourceAndConstAlpha {
 
 template <typename T> void qt_scale_image_32bit(uchar *destPixels, int dbpl,
                                                 const uchar *srcPixels, int sbpl,
-                                                const QRectF &target,
+                                                const QRectF &targetRect,
                                                 const QRectF &srcRect,
                                                 const QRect &clip,
                                                 T blender)
 {
-    const QRectF targetRect = target.translated(aliasedCoordinateDelta,
-                                                aliasedCoordinateDelta);
-
     qreal sx = targetRect.width() / (qreal) srcRect.width();
     qreal sy = targetRect.height() / (qreal) srcRect.height();
 
diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp
index 36e4300..ed4dd57 100644
--- a/src/gui/painting/qdrawhelper.cpp
+++ b/src/gui/painting/qdrawhelper.cpp
@@ -2527,8 +2527,7 @@ static inline int color_burn_op(int dst, int src, int da, int sa)
 
     if (src == 0 || src_da + dst_sa <= sa_da)
         return qt_div_255(temp);
-    else
-        return qt_div_255(sa * (src_da + dst_sa - sa_da) / src + temp);
+    return qt_div_255(sa * (src_da + dst_sa - sa_da) / src + temp);
 }
 
 template <typename T>
diff --git a/src/gui/painting/qpaintdevice_qws.cpp b/src/gui/painting/qpaintdevice_qws.cpp
index 6a68d28..c67be86 100644
--- a/src/gui/painting/qpaintdevice_qws.cpp
+++ b/src/gui/painting/qpaintdevice_qws.cpp
@@ -81,9 +81,6 @@ int QPaintDevice::metric(PaintDeviceMetric m) const
     }
 }
 
-/*!
-    \internal
-*/
 QWSDisplay *QPaintDevice::qwsDisplay()
 {
     return qt_fbdpy;
diff --git a/src/gui/painting/qpaintdevice_win.cpp b/src/gui/painting/qpaintdevice_win.cpp
index 6cae744..7cd3392 100644
--- a/src/gui/painting/qpaintdevice_win.cpp
+++ b/src/gui/painting/qpaintdevice_win.cpp
@@ -71,16 +71,11 @@ int QPaintDevice::metric(PaintDeviceMetric) const
     return 0;
 }
 
-
-/*! \internal
-*/
 HDC QPaintDevice::getDC() const
 {
     return 0;
 }
 
-/*! \internal
-*/
 void QPaintDevice::releaseDC(HDC) const
 {
 }
diff --git a/src/gui/painting/qpaintdevice_x11.cpp b/src/gui/painting/qpaintdevice_x11.cpp
index 4ea9f57..95cb115 100644
--- a/src/gui/painting/qpaintdevice_x11.cpp
+++ b/src/gui/painting/qpaintdevice_x11.cpp
@@ -106,33 +106,11 @@ int QPaintDevice::metric(PaintDeviceMetric) const
 
 #ifdef QT3_SUPPORT
 
-/*!
-    Use QX11Info::display() instead.
-
-    \oldcode
-        Display *display = widget->x11Display();
-    \newcode
-        Display *display = QX11Info::display();
-    \endcode
-
-    \sa QWidget::x11Info(), QX11Info::display()
-*/
 Display *QPaintDevice::x11Display() const
 {
     return X11->display;
 }
 
-/*!
-    Use QX11Info::screen() instead.
-
-    \oldcode
-        int screen = widget->x11Screen();
-    \newcode
-        int screen = widget->x11Info().screen();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 int QPaintDevice::x11Screen() const
 {
     const QX11Info *info = qt_x11Info(this);
@@ -141,17 +119,6 @@ int QPaintDevice::x11Screen() const
     return QX11Info::appScreen();
 }
 
-/*!
-    Use QX11Info::visual() instead.
-
-    \oldcode
-        void *visual = widget->x11Visual();
-    \newcode
-        void *visual = widget->x11Info().visual();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 void *QPaintDevice::x11Visual() const
 {
     const QX11Info *info = qt_x11Info(this);
@@ -160,17 +127,6 @@ void *QPaintDevice::x11Visual() const
     return QX11Info::appVisual();
 }
 
-/*!
-    Use QX11Info::depth() instead.
-
-    \oldcode
-        int depth = widget->x11Depth();
-    \newcode
-        int depth = widget->x11Info().depth();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 int QPaintDevice::x11Depth() const
 {
     const QX11Info *info = qt_x11Info(this);
@@ -179,17 +135,6 @@ int QPaintDevice::x11Depth() const
     return QX11Info::appDepth();
 }
 
-/*!
-    Use QX11Info::cells() instead.
-
-    \oldcode
-        int cells = widget->x11Cells();
-    \newcode
-        int cells = widget->x11Info().cells();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 int QPaintDevice::x11Cells() const
 {
     const QX11Info *info = qt_x11Info(this);
@@ -198,17 +143,6 @@ int QPaintDevice::x11Cells() const
     return QX11Info::appCells();
 }
 
-/*!
-    Use QX11Info::colormap() instead.
-
-    \oldcode
-        unsigned long screen = widget->x11Colormap();
-    \newcode
-        unsigned long screen = widget->x11Info().colormap();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 Qt::HANDLE QPaintDevice::x11Colormap() const
 {
     const QX11Info *info = qt_x11Info(this);
@@ -217,17 +151,6 @@ Qt::HANDLE QPaintDevice::x11Colormap() const
     return QX11Info::appColormap();
 }
 
-/*!
-    Use QX11Info::defaultColormap() instead.
-
-    \oldcode
-        bool isDefault = widget->x11DefaultColormap();
-    \newcode
-        bool isDefault = widget->x11Info().defaultColormap();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 bool QPaintDevice::x11DefaultColormap() const
 {
     const QX11Info *info = qt_x11Info(this);
@@ -236,17 +159,6 @@ bool QPaintDevice::x11DefaultColormap() const
     return QX11Info::appDefaultColormap();
 }
 
-/*!
-    Use QX11Info::defaultVisual() instead.
-
-    \oldcode
-        bool isDefault = widget->x11DefaultVisual();
-    \newcode
-        bool isDefault = widget->x11Info().defaultVisual();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 bool QPaintDevice::x11DefaultVisual() const
 {
     const QX11Info *info = qt_x11Info(this);
@@ -255,176 +167,48 @@ bool QPaintDevice::x11DefaultVisual() const
     return QX11Info::appDefaultVisual();
 }
 
-/*!
-    Use QX11Info::visual() instead.
-
-    \oldcode
-        void *visual = QPaintDevice::x11AppVisual(screen);
-    \newcode
-        void *visual = qApp->x11Info(screen).visual();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 void *QPaintDevice::x11AppVisual(int screen)
 { return QX11Info::appVisual(screen); }
 
-/*!
-    Use QX11Info::colormap() instead.
-
-    \oldcode
-        unsigned long colormap = QPaintDevice::x11AppColormap(screen);
-    \newcode
-        unsigned long colormap = qApp->x11Info(screen).colormap();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 Qt::HANDLE QPaintDevice::x11AppColormap(int screen)
 { return QX11Info::appColormap(screen); }
 
-/*!
-    Use QX11Info::display() instead.
-
-    \oldcode
-        Display *display = QPaintDevice::x11AppDisplay();
-    \newcode
-        Display *display = qApp->x11Info().display();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 Display *QPaintDevice::x11AppDisplay()
 { return QX11Info::display(); }
 
-/*!
-    Use QX11Info::screen() instead.
-
-    \oldcode
-        int screen = QPaintDevice::x11AppScreen();
-    \newcode
-        int screen = qApp->x11Info().screen();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 int QPaintDevice::x11AppScreen()
 { return QX11Info::appScreen(); }
 
-/*!
-    Use QX11Info::depth() instead.
-
-    \oldcode
-        int depth = QPaintDevice::x11AppDepth(screen);
-    \newcode
-        int depth = qApp->x11Info(screen).depth();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 int QPaintDevice::x11AppDepth(int screen)
 { return QX11Info::appDepth(screen); }
 
-/*!
-    Use QX11Info::cells() instead.
-
-    \oldcode
-        int cells = QPaintDevice::x11AppCells(screen);
-    \newcode
-        int cells = qApp->x11Info(screen).cells();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 int QPaintDevice::x11AppCells(int screen)
 { return QX11Info::appCells(screen); }
 
-/*!
-    Use QX11Info::appRootWindow() instead.
-
-    \oldcode
-        unsigned long window = QPaintDevice::x11AppRootWindow(screen);
-    \newcode
-        unsigned long window = qApp->x11Info(screen).appRootWindow();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 Qt::HANDLE QPaintDevice::x11AppRootWindow(int screen)
 { return QX11Info::appRootWindow(screen); }
 
-/*!
-    Use QX11Info::defaultColormap() instead.
-
-    \oldcode
-        bool isDefault = QPaintDevice::x11AppDefaultColormap(screen);
-    \newcode
-        bool isDefault = qApp->x11Info(screen).defaultColormap();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 bool QPaintDevice::x11AppDefaultColormap(int screen)
 { return QX11Info::appDefaultColormap(screen); }
 
-/*!
-    Use QX11Info::defaultVisual() instead.
-
-    \oldcode
-        bool isDefault = QPaintDevice::x11AppDefaultVisual(screen);
-    \newcode
-        bool isDefault = qApp->x11Info(screen).defaultVisual();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 bool QPaintDevice::x11AppDefaultVisual(int screen)
 { return QX11Info::appDefaultVisual(screen); }
 
-/*!
-    Use QX11Info::setAppDpiX() instead.
-*/
 void QPaintDevice::x11SetAppDpiX(int dpi, int screen)
 {
     QX11Info::setAppDpiX(dpi, screen);
 }
 
-/*!
-    Use QX11Info::setAppDpiY() instead.
-*/
 void QPaintDevice::x11SetAppDpiY(int dpi, int screen)
 {
     QX11Info::setAppDpiY(dpi, screen);
 }
 
-
-/*!
-    Use QX11Info::appDpiX() instead.
-
-    \oldcode
-        bool isDefault = QPaintDevice::x11AppDpiX(screen);
-    \newcode
-        bool isDefault = qApp->x11Info(screen).appDpiX();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 int QPaintDevice::x11AppDpiX(int screen)
 {
     return QX11Info::appDpiX(screen);
 }
 
-/*!
-    Use QX11Info::appDpiY() instead.
-
-    \oldcode
-        bool isDefault = QPaintDevice::x11AppDpiY(screen);
-    \newcode
-        bool isDefault = qApp->x11Info(screen).appDpiY();
-    \endcode
-
-    \sa QWidget::x11Info(), QPixmap::x11Info()
-*/
 int QPaintDevice::x11AppDpiY(int screen)
 {
     return QX11Info::appDpiY(screen);
diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp
index ba8f2a3..1192a58 100644
--- a/src/gui/painting/qpaintengine_raster.cpp
+++ b/src/gui/painting/qpaintengine_raster.cpp
@@ -2575,7 +2575,12 @@ void QRasterPaintEngine::drawImage(const QRectF &r, const QImage &img, const QRe
     QRasterPaintEngineState *s = state();
     const bool aa = s->flags.antialiased || s->flags.bilinear;
     if (!aa && sr.size() == QSize(1, 1)) {
+        // as fillRect will apply the aliased coordinate delta we need to
+        // subtract it here as we don't use it for image drawing
+        QTransform old = s->matrix;
+        s->matrix = s->matrix * QTransform::fromTranslate(-aliasedCoordinateDelta, -aliasedCoordinateDelta);
         fillRect(r, QColor::fromRgba(img.pixel(sr.x(), sr.y())));
+        s->matrix = old;
         return;
     }
 
@@ -2609,6 +2614,18 @@ void QRasterPaintEngine::drawImage(const QRectF &r, const QImage &img, const QRe
             return;
         d->image_filler_xform.setupMatrix(copy, s->flags.bilinear);
 
+        if (!aa && s->matrix.type() == QTransform::TxScale) {
+            QRectF rr = s->matrix.mapRect(r);
+
+            const int x1 = qRound(rr.x());
+            const int y1 = qRound(rr.y());
+            const int x2 = qRound(rr.right());
+            const int y2 = qRound(rr.bottom());
+
+            fillRect_normalized(QRect(x1, y1, x2-x1, y2-y1), &d->image_filler_xform, d);
+            return;
+        }
+
 #ifdef QT_FAST_SPANS
         ensureState();
         if (s->flags.tx_noshear || s->matrix.type() == QTransform::TxScale) {
diff --git a/src/gui/painting/qpaintengine_x11.cpp b/src/gui/painting/qpaintengine_x11.cpp
index 4b2fbca..9cc9683 100644
--- a/src/gui/painting/qpaintengine_x11.cpp
+++ b/src/gui/painting/qpaintengine_x11.cpp
@@ -1543,6 +1543,8 @@ void QX11PaintEnginePrivate::fillPolygon_dev(const QPointF *polygonPoints, int p
                                              QX11PaintEnginePrivate::GCMode gcMode,
                                              QPaintEngine::PolygonDrawMode mode)
 {
+    Q_Q(QX11PaintEngine);
+
     int clippedCount = 0;
     qt_float_point *clippedPoints = 0;
 
@@ -1617,7 +1619,29 @@ void QX11PaintEnginePrivate::fillPolygon_dev(const QPointF *polygonPoints, int p
     } else
 #endif
         if (fill.style() != Qt::NoBrush) {
-            if (clippedCount > 0) {
+            if (clippedCount > 200000) {
+                QPolygon poly;
+                for (int i = 0; i < clippedCount; ++i)
+                    poly << QPoint(qFloor(clippedPoints[i].x), qFloor(clippedPoints[i].y));
+
+                const QRect bounds = poly.boundingRect();
+                const QRect aligned = bounds
+                    & QRect(QPoint(), QSize(pdev->width(), pdev->height()));
+
+                QImage img(aligned.size(), QImage::Format_ARGB32_Premultiplied);
+                img.fill(0);
+
+                QPainter painter(&img);
+                painter.translate(-aligned.x(), -aligned.y());
+                painter.setPen(Qt::NoPen);
+                painter.setBrush(fill);
+                if (gcMode == BrushGC)
+                    painter.setBrushOrigin(q->painter()->brushOrigin());
+                painter.drawPolygon(poly);
+                painter.end();
+
+                q->drawImage(aligned, img, img.rect(), Qt::AutoColor);
+            } else if (clippedCount > 0) {
                 QVarLengthArray<XPoint> xpoints(clippedCount);
                 for (int i = 0; i < clippedCount; ++i) {
                     xpoints[i].x = qFloor(clippedPoints[i].x);
diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp
index afc4211..baa9ce3 100644
--- a/src/gui/painting/qpainter.cpp
+++ b/src/gui/painting/qpainter.cpp
@@ -8571,4 +8571,252 @@ void qt_draw_helper(QPainterPrivate *p, const QPainterPath &path, QPainterPrivat
     p->draw_helper(path, operation);
 }
 
+/*! \fn Display *QPaintDevice::x11Display() const
+    Use QX11Info::display() instead.
+
+    \oldcode
+        Display *display = widget->x11Display();
+    \newcode
+        Display *display = QX11Info::display();
+    \endcode
+
+    \sa QWidget::x11Info(), QX11Info::display()
+*/
+
+/*! \fn int QPaintDevice::x11Screen() const
+    Use QX11Info::screen() instead.
+
+    \oldcode
+        int screen = widget->x11Screen();
+    \newcode
+        int screen = widget->x11Info().screen();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn void *QPaintDevice::x11Visual() const
+    Use QX11Info::visual() instead.
+
+    \oldcode
+        void *visual = widget->x11Visual();
+    \newcode
+        void *visual = widget->x11Info().visual();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn int QPaintDevice::x11Depth() const
+    Use QX11Info::depth() instead.
+
+    \oldcode
+        int depth = widget->x11Depth();
+    \newcode
+        int depth = widget->x11Info().depth();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn int QPaintDevice::x11Cells() const
+    Use QX11Info::cells() instead.
+
+    \oldcode
+        int cells = widget->x11Cells();
+    \newcode
+        int cells = widget->x11Info().cells();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn Qt::HANDLE QPaintDevice::x11Colormap() const
+    Use QX11Info::colormap() instead.
+
+    \oldcode
+        unsigned long screen = widget->x11Colormap();
+    \newcode
+        unsigned long screen = widget->x11Info().colormap();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn bool QPaintDevice::x11DefaultColormap() const
+    Use QX11Info::defaultColormap() instead.
+
+    \oldcode
+        bool isDefault = widget->x11DefaultColormap();
+    \newcode
+        bool isDefault = widget->x11Info().defaultColormap();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn bool QPaintDevice::x11DefaultVisual() const
+    Use QX11Info::defaultVisual() instead.
+
+    \oldcode
+        bool isDefault = widget->x11DefaultVisual();
+    \newcode
+        bool isDefault = widget->x11Info().defaultVisual();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn void *QPaintDevice::x11AppVisual(int screen)
+    Use QX11Info::visual() instead.
+
+    \oldcode
+        void *visual = QPaintDevice::x11AppVisual(screen);
+    \newcode
+        void *visual = qApp->x11Info(screen).visual();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn Qt::HANDLE QPaintDevice::x11AppColormap(int screen)
+    Use QX11Info::colormap() instead.
+
+    \oldcode
+        unsigned long colormap = QPaintDevice::x11AppColormap(screen);
+    \newcode
+        unsigned long colormap = qApp->x11Info(screen).colormap();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn Display *QPaintDevice::x11AppDisplay()
+    Use QX11Info::display() instead.
+
+    \oldcode
+        Display *display = QPaintDevice::x11AppDisplay();
+    \newcode
+        Display *display = qApp->x11Info().display();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn int QPaintDevice::x11AppScreen()
+    Use QX11Info::screen() instead.
+
+    \oldcode
+        int screen = QPaintDevice::x11AppScreen();
+    \newcode
+        int screen = qApp->x11Info().screen();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn int QPaintDevice::x11AppDepth(int screen)
+    Use QX11Info::depth() instead.
+
+    \oldcode
+        int depth = QPaintDevice::x11AppDepth(screen);
+    \newcode
+        int depth = qApp->x11Info(screen).depth();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn int QPaintDevice::x11AppCells(int screen)
+    Use QX11Info::cells() instead.
+
+    \oldcode
+        int cells = QPaintDevice::x11AppCells(screen);
+    \newcode
+        int cells = qApp->x11Info(screen).cells();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn Qt::HANDLE QPaintDevice::x11AppRootWindow(int screen)
+    Use QX11Info::appRootWindow() instead.
+
+    \oldcode
+        unsigned long window = QPaintDevice::x11AppRootWindow(screen);
+    \newcode
+        unsigned long window = qApp->x11Info(screen).appRootWindow();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn bool QPaintDevice::x11AppDefaultColormap(int screen)
+    Use QX11Info::defaultColormap() instead.
+
+    \oldcode
+        bool isDefault = QPaintDevice::x11AppDefaultColormap(screen);
+    \newcode
+        bool isDefault = qApp->x11Info(screen).defaultColormap();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn bool QPaintDevice::x11AppDefaultVisual(int screen)
+    Use QX11Info::defaultVisual() instead.
+
+    \oldcode
+        bool isDefault = QPaintDevice::x11AppDefaultVisual(screen);
+    \newcode
+        bool isDefault = qApp->x11Info(screen).defaultVisual();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn void QPaintDevice::x11SetAppDpiX(int dpi, int screen)
+    Use QX11Info::setAppDpiX() instead.
+*/
+
+/*! \fn void QPaintDevice::x11SetAppDpiY(int dpi, int screen)
+    Use QX11Info::setAppDpiY() instead.
+*/
+
+/*! \fn int QPaintDevice::x11AppDpiX(int screen)
+    Use QX11Info::appDpiX() instead.
+
+    \oldcode
+        bool isDefault = QPaintDevice::x11AppDpiX(screen);
+    \newcode
+        bool isDefault = qApp->x11Info(screen).appDpiX();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn int QPaintDevice::x11AppDpiY(int screen)
+    Use QX11Info::appDpiY() instead.
+
+    \oldcode
+        bool isDefault = QPaintDevice::x11AppDpiY(screen);
+    \newcode
+        bool isDefault = qApp->x11Info(screen).appDpiY();
+    \endcode
+
+    \sa QWidget::x11Info(), QPixmap::x11Info()
+*/
+
+/*! \fn HDC QPaintDevice::getDC() const
+  \internal
+*/
+
+/*! \fn void QPaintDevice::releaseDC(HDC) const
+  \internal
+*/
+
+/*! \fn QWSDisplay *QPaintDevice::qwsDisplay()
+    \internal
+*/
+
 QT_END_NAMESPACE
diff --git a/src/gui/painting/qprinter.cpp b/src/gui/painting/qprinter.cpp
index 4f3e71c..5090b3a 100644
--- a/src/gui/painting/qprinter.cpp
+++ b/src/gui/painting/qprinter.cpp
@@ -284,8 +284,8 @@ void QPrinterPrivate::addToManualSetList(QPrintEngine::PrintEnginePropertyKey ke
   to send PostScript or PDF output to the printer. As an alternative,
   the printProgram() function can be used to specify the command or utility
   to use instead of the system default.
-  
-  Note that setting parameters like paper size and resolution on an 
+
+  Note that setting parameters like paper size and resolution on an
   invalid printer is undefined. You can use QPrinter::isValid() to
   verify this before changing any parameters.
 
@@ -744,7 +744,7 @@ void QPrinter::setOutputFormat(OutputFormat format)
 
 #ifndef QT_NO_PDF
     Q_D(QPrinter);
-    if (d->outputFormat == format)
+    if (d->validPrinter && d->outputFormat == format)
         return;
     d->outputFormat = format;
 
@@ -773,8 +773,8 @@ void QPrinter::setOutputFormat(OutputFormat format)
     if (def_engine)
         delete oldPrintEngine;
 
-    d->validPrinter = d->outputFormat == QPrinter::PdfFormat || d->outputFormat == QPrinter::PostScriptFormat;
-
+    if (d->outputFormat == QPrinter::PdfFormat || d->outputFormat == QPrinter::PostScriptFormat)
+        d->validPrinter = true;
 #else
     Q_UNUSED(format);
 #endif
diff --git a/src/gui/painting/qwindowsurface_raster.cpp b/src/gui/painting/qwindowsurface_raster.cpp
index 7a74fe0..110ba2f 100644
--- a/src/gui/painting/qwindowsurface_raster.cpp
+++ b/src/gui/painting/qwindowsurface_raster.cpp
@@ -142,8 +142,7 @@ void QRasterWindowSurface::beginPaint(const QRegion &rgn)
             p.fillRect(*it, blank);
         }
     }
-#endif
-#if defined(Q_OS_WINCE)
+#else
     Q_UNUSED(rgn);
 #endif
 }
@@ -250,6 +249,7 @@ void QRasterWindowSurface::flush(QWidget *widget, const QRegion &rgn, const QPoi
 
 //     d->image->image.save("flush.png");
 
+    Q_UNUSED(offset);
     // Get a context for the widget.
 #ifndef QT_MAC_USE_COCOA
     CGContextRef context;
diff --git a/src/gui/styles/qmacstyle_mac.mm b/src/gui/styles/qmacstyle_mac.mm
index c973b41..7a870fe 100644
--- a/src/gui/styles/qmacstyle_mac.mm
+++ b/src/gui/styles/qmacstyle_mac.mm
@@ -549,7 +549,6 @@ extern QPaintDevice *qt_mac_safe_pdev; //qapplication_mac.cpp
   QMacCGStyle globals
  *****************************************************************************/
 const int qt_mac_hitheme_version = 0; //the HITheme version we speak
-const int macSpinBoxSep        = 5;    // distance between spinwidget and the lineedit
 const int macItemFrame         = 2;    // menu item frame width
 const int macItemHMargin       = 3;    // menu item hor text margin
 const int macItemVMargin       = 2;    // menu item ver text margin
@@ -2376,7 +2375,14 @@ int QMacStyle::pixelMetric(PixelMetric metric, const QStyleOption *opt, const QW
         break;
     case PM_SpinBoxFrameWidth:
         GetThemeMetric(kThemeMetricEditTextFrameOutset, &ret);
-        ret += 2;
+        switch (d->aquaSizeConstrain(opt, widget)) {
+        default:
+            ret += 2;
+            break;
+        case QAquaSizeMini:
+            ret += 1;
+            break;
+        }
         break;
     case PM_ButtonShiftHorizontal:
     case PM_ButtonShiftVertical:
@@ -5017,11 +5023,10 @@ void QMacStyle::drawComplexControl(ComplexControl cc, const QStyleOptionComplex
                         bdi.kind = kThemeIncDecButton;
                         break;
                     case QAquaSizeMini:
+                        bdi.kind = kThemeIncDecButtonMini;
+                        break;
                     case QAquaSizeSmall:
-                        if (aquaSize == QAquaSizeMini)
-                            bdi.kind = kThemeIncDecButtonMini;
-                        else
-                            bdi.kind = kThemeIncDecButtonSmall;
+                        bdi.kind = kThemeIncDecButtonSmall;
                         break;
                 }
                 if (!(sb->stepEnabled & (QAbstractSpinBox::StepUpEnabled
@@ -5041,8 +5046,8 @@ void QMacStyle::drawComplexControl(ComplexControl cc, const QStyleOptionComplex
                 bdi.value = kThemeButtonOff;
                 bdi.adornment = kThemeAdornmentNone;
 
-                QRect updown = subControlRect(CC_SpinBox, sb, SC_SpinBoxUp,
-                                                 widget);
+                QRect updown = subControlRect(CC_SpinBox, sb, SC_SpinBoxUp, widget);
+
                 updown |= subControlRect(CC_SpinBox, sb, SC_SpinBoxDown, widget);
                 HIRect newRect = qt_hirectForQRect(updown);
                 QRect off_rct;
@@ -5053,15 +5058,6 @@ void QMacStyle::drawComplexControl(ComplexControl cc, const QStyleOptionComplex
                                 int(outRect.size.width - newRect.size.width),
                                 int(outRect.size.height - newRect.size.height));
 
-                // HIThemeGetButtonBackgroundBounds offsets non-focused normal sized
-                // buttons by one in de y direction, account for that here.
-                if (bdi.adornment == kThemeAdornmentNone && bdi.kind == kThemeIncDecButton)
-                    off_rct.adjust(0, 1, 0, 0);
-
-                // Adjust the rect for small buttos also.
-                if (bdi.adornment == kThemeAdornmentFocus && bdi.kind == kThemeIncDecButtonSmall)
-                    off_rct.adjust(0, 0, 0, -1);
-
                 newRect = qt_hirectForQRect(updown, off_rct);
                 HIThemeDrawButton(&newRect, &bdi, cg, kHIThemeOrientationNormal, 0);
             }
@@ -5726,39 +5722,61 @@ QRect QMacStyle::subControlRect(ComplexControl cc, const QStyleOptionComplex *op
         break;
     case CC_SpinBox:
         if (const QStyleOptionSpinBox *spin = qstyleoption_cast<const QStyleOptionSpinBox *>(opt)) {
-            const int spinner_w = 14,
-                      fw = pixelMetric(PM_SpinBoxFrameWidth, spin, widget);
+            QAquaWidgetSize aquaSize = d->aquaSizeConstrain(spin, widget);
+            int spinner_w;
+            int spinBoxSep;
+            int fw = pixelMetric(PM_SpinBoxFrameWidth, spin, widget);
+            switch (aquaSize) {
+            default:
+            case QAquaSizeUnknown:
+            case QAquaSizeLarge:
+                spinner_w = 14;
+                spinBoxSep = 2;
+                break;
+            case QAquaSizeSmall:
+                spinner_w = 12;
+                spinBoxSep = 2;
+                break;
+            case QAquaSizeMini:
+                spinner_w = 10;
+                spinBoxSep = 1;
+                break;
+            }
+
             switch (sc) {
             case SC_SpinBoxUp:
             case SC_SpinBoxDown: {
                 if (spin->buttonSymbols == QAbstractSpinBox::NoButtons)
                     break;
-                const int frameWidth = pixelMetric(PM_SpinBoxFrameWidth, spin, widget);
-                const int spinner_w = 18;
-                const int y = frameWidth;
-                const int x = spin->rect.width() - spinner_w + frameWidth;
+
+                const int y = fw;
+                const int x = spin->rect.width() - spinner_w;
                 ret.setRect(x + spin->rect.x(), y + spin->rect.y(), spinner_w, spin->rect.height() - y * 2);
                 HIThemeButtonDrawInfo bdi;
                 bdi.version = qt_mac_hitheme_version;
                 bdi.kind = kThemeIncDecButton;
-                QAquaWidgetSize aquaSize = d->aquaSizeConstrain(opt, widget);
+                int hackTranslateX;
                 switch (aquaSize) {
-                    case QAquaSizeUnknown:
-                    case QAquaSizeLarge:
-                        bdi.kind = kThemeIncDecButton;
-                        break;
-                    case QAquaSizeMini:
-                    case QAquaSizeSmall:
-                        if (aquaSize == QAquaSizeMini)
-                            bdi.kind = kThemeIncDecButtonMini;
-                        else
-                            bdi.kind = kThemeIncDecButtonSmall;
-                        break;
+                default:
+                case QAquaSizeUnknown:
+                case QAquaSizeLarge:
+                    bdi.kind = kThemeIncDecButton;
+                    hackTranslateX = 0;
+                    break;
+                case QAquaSizeSmall:
+                    bdi.kind = kThemeIncDecButtonSmall;
+                    hackTranslateX = -2;
+                    break;
+                case QAquaSizeMini:
+                    bdi.kind = kThemeIncDecButtonMini;
+                    hackTranslateX = -1;
+                    break;
                 }
                 bdi.state = kThemeStateActive;
                 bdi.value = kThemeButtonOff;
                 bdi.adornment = kThemeAdornmentNone;
                 HIRect hirect = qt_hirectForQRect(ret);
+
                 HIRect outRect;
                 HIThemeGetButtonBackgroundBounds(&hirect, &bdi, &outRect);
                 ret = qt_qrectForHIRect(outRect);
@@ -5773,13 +5791,13 @@ QRect QMacStyle::subControlRect(ComplexControl cc, const QStyleOptionComplex *op
                     Q_ASSERT(0);
                     break;
                 }
-                ret.translate(-1, -2); // hack: position the buttons correctly (weird that we need this)
+                ret.translate(hackTranslateX, 0); // hack: position the buttons correctly (weird that we need this)
                 ret = visualRect(spin->direction, spin->rect, ret);
                 break;
             }
             case SC_SpinBoxEditField:
                 ret.setRect(fw, fw,
-                            spin->rect.width() - spinner_w - fw * 2 - macSpinBoxSep + 1,
+                            spin->rect.width() - spinner_w - fw * 2 - spinBoxSep,
                             spin->rect.height() - fw * 2);
                 ret = visualRect(spin->direction, spin->rect, ret);
                 break;
@@ -5811,8 +5829,8 @@ QSize QMacStyle::sizeFromContents(ContentsType ct, const QStyleOption *opt,
 
     switch (ct) {
     case QStyle::CT_SpinBox:
-        sz.setWidth(sz.width() + macSpinBoxSep);
-        sz.setHeight(sz.height() - 3); // hack to work around horrible sizeHint() code in QAbstractSpinBox
+         // hack to work around horrible sizeHint() code in QAbstractSpinBox
+        sz.setHeight(sz.height() - 3);
         break;
     case QStyle::CT_TabBarTab:
         if (const QStyleOptionTabV3 *tab = qstyleoption_cast<const QStyleOptionTabV3 *>(opt)) {
diff --git a/src/gui/styles/qstylesheetstyle.cpp b/src/gui/styles/qstylesheetstyle.cpp
index 058660e..714b8c5 100644
--- a/src/gui/styles/qstylesheetstyle.cpp
+++ b/src/gui/styles/qstylesheetstyle.cpp
@@ -4926,7 +4926,7 @@ QSize QStyleSheetStyle::sizeFromContents(ContentsType ct, const QStyleOption *op
     case CT_LineEdit:
 #ifndef QT_NO_SPINBOX
         // ### hopelessly broken QAbstractSpinBox (part 2)
-        if (QAbstractSpinBox *spinBox = qobject_cast<QAbstractSpinBox *>(w->parentWidget())) {
+        if (QAbstractSpinBox *spinBox = qobject_cast<QAbstractSpinBox *>(w ? w->parentWidget() : 0)) {
             QRenderRule rule = renderRule(spinBox, opt);
             if (rule.hasBox() || !rule.hasNativeBorder())
                 return csz;
diff --git a/src/gui/text/qcssparser.cpp b/src/gui/text/qcssparser.cpp
index dac01c7..5a97086 100644
--- a/src/gui/text/qcssparser.cpp
+++ b/src/gui/text/qcssparser.cpp
@@ -279,19 +279,15 @@ static const QCssKnownValue values[NumKnownValues - 1] = {
     { "xx-large", Value_XXLarge }
 };
 
+//Map id to strings as they appears in the 'values' array above
+static const int indexOfId[NumKnownValues] = { 0, 40, 47, 41, 48, 53, 34, 26, 68, 69, 25, 42, 5, 62, 46,
+    29, 57, 58, 27, 50, 60, 6, 10, 38, 55, 19, 13, 17, 18, 20, 21, 49, 24, 45, 65, 36, 3, 2, 39, 61, 16,
+    11, 56, 14, 32, 63, 54, 64, 33, 67, 8, 28, 37, 12, 35, 59, 7, 9, 4, 66, 52, 22, 23, 30, 31, 1, 15, 0,
+    51, 44, 43 };
+
 QString Value::toString() const
 {
-    static int indexOfId[NumKnownValues - 1];
-    static bool hasCachedIndexes = false;
-
     if (type == KnownIdentifier) {
-        if (!hasCachedIndexes) {
-            for (int i = 0; i < NumKnownValues - 1; ++i)
-                indexOfId[values[i].id] = i;
-
-            hasCachedIndexes = true;
-        }
-
         return QLatin1String(values[indexOfId[variant.toInt()]].name);
     } else {
         return variant.toString();
diff --git a/src/gui/text/qfont.cpp b/src/gui/text/qfont.cpp
index d691f93..6ee1d03 100644
--- a/src/gui/text/qfont.cpp
+++ b/src/gui/text/qfont.cpp
@@ -927,7 +927,7 @@ void QFont::setPointSize(int pointSize)
 void QFont::setPointSizeF(qreal pointSize)
 {
     if (pointSize <= 0) {
-        qWarning("QFont::setPointSizeF: Point size <= 0 (%d), must be greater than 0", pointSize);
+        qWarning("QFont::setPointSizeF: Point size <= 0 (%f), must be greater than 0", pointSize);
         return;
     }
 
diff --git a/src/gui/text/qfontengine.cpp b/src/gui/text/qfontengine.cpp
index 5a8977d..c2c23ee 100644
--- a/src/gui/text/qfontengine.cpp
+++ b/src/gui/text/qfontengine.cpp
@@ -624,6 +624,45 @@ QImage QFontEngine::alphaRGBMapForGlyph(glyph_t glyph, int /* margin */, const Q
     return rgbMask;
 }
 
+QImage QFontEngine::alphaMapForGlyph(glyph_t glyph)
+{
+    glyph_metrics_t gm = boundingBox(glyph);
+    int glyph_x = qFloor(gm.x.toReal());
+    int glyph_y = qFloor(gm.y.toReal());
+    int glyph_width = qCeil((gm.x + gm.width).toReal()) -  glyph_x;
+    int glyph_height = qCeil((gm.y + gm.height).toReal()) - glyph_y;
+
+    if (glyph_width <= 0 || glyph_height <= 0)
+        return QImage();
+    QFixedPoint pt;
+    pt.x = 0;
+    pt.y = -glyph_y; // the baseline
+    QPainterPath path;
+    QImage im(glyph_width + qAbs(glyph_x) + 4, glyph_height, QImage::Format_ARGB32_Premultiplied);
+    im.fill(Qt::transparent);
+    QPainter p(&im);
+    p.setRenderHint(QPainter::Antialiasing);
+    addGlyphsToPath(&glyph, &pt, 1, &path, 0);
+    p.setPen(Qt::NoPen);
+    p.setBrush(Qt::black);
+    p.drawPath(path);
+    p.end();
+
+    QImage indexed(im.width(), im.height(), QImage::Format_Indexed8);
+    QVector<QRgb> colors(256);
+    for (int i=0; i<256; ++i)
+        colors[i] = qRgba(0, 0, 0, i);
+    indexed.setColorTable(colors);
+
+    for (int y=0; y<im.height(); ++y) {
+        uchar *dst = (uchar *) indexed.scanLine(y);
+        uint *src = (uint *) im.scanLine(y);
+        for (int x=0; x<im.width(); ++x)
+            dst[x] = qAlpha(src[x]);
+    }
+
+    return indexed;
+}
 
 void QFontEngine::removeGlyphFromCache(glyph_t)
 {
diff --git a/src/gui/text/qfontengine_ft.cpp b/src/gui/text/qfontengine_ft.cpp
index cb0b436..7a236fd 100644
--- a/src/gui/text/qfontengine_ft.cpp
+++ b/src/gui/text/qfontengine_ft.cpp
@@ -1521,6 +1521,11 @@ bool QFontEngineFT::stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs
         return false;
     }
 
+#if !defined(QT_NO_FONTCONFIG)
+    extern QMutex *qt_fontdatabase_mutex();
+    QMutex *mtx = 0;
+#endif
+
     bool mirrored = flags & QTextEngine::RightToLeft;
     int glyph_pos = 0;
     if (freetype->symbol_map) {
@@ -1533,6 +1538,11 @@ bool QFontEngineFT::stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs
             if ( !glyphs->glyphs[glyph_pos] ) {
                 glyph_t glyph;
 #if !defined(QT_NO_FONTCONFIG)
+                if (!mtx) {
+                    mtx = qt_fontdatabase_mutex();
+                    mtx->lock();
+                }
+
                 if (FcCharSetHasChar(freetype->charset, uc)) {
 #else
                 if (false) {
@@ -1561,20 +1571,26 @@ bool QFontEngineFT::stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs
             if (mirrored)
                 uc = QChar::mirroredChar(uc);
             glyphs->glyphs[glyph_pos] = uc < QFreetypeFace::cmapCacheSize ? freetype->cmapCache[uc] : 0;
-            if (!glyphs->glyphs[glyph_pos]
+            if (!glyphs->glyphs[glyph_pos]) {
 #if !defined(QT_NO_FONTCONFIG)
-                && FcCharSetHasChar(freetype->charset, uc)
+                if (!mtx) {
+                    mtx = qt_fontdatabase_mutex();
+                    mtx->lock();
+                }
+
+                if (FcCharSetHasChar(freetype->charset, uc))
 #endif
-                ) {
-            redo:
-                glyph_t glyph = FT_Get_Char_Index(face, uc);
-                if (!glyph && (uc == 0xa0 || uc == 0x9)) {
-                    uc = 0x20;
-                    goto redo;
+                {
+                redo:
+                    glyph_t glyph = FT_Get_Char_Index(face, uc);
+                    if (!glyph && (uc == 0xa0 || uc == 0x9)) {
+                        uc = 0x20;
+                        goto redo;
+                    }
+                    glyphs->glyphs[glyph_pos] = glyph;
+                    if (uc < QFreetypeFace::cmapCacheSize)
+                        freetype->cmapCache[uc] = glyph;
                 }
-                glyphs->glyphs[glyph_pos] = glyph;
-                if (uc < QFreetypeFace::cmapCacheSize)
-                    freetype->cmapCache[uc] = glyph;
             }
             ++glyph_pos;
         }
@@ -1583,6 +1599,11 @@ bool QFontEngineFT::stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs
     *nglyphs = glyph_pos;
     glyphs->numGlyphs = glyph_pos;
 
+#if !defined(QT_NO_FONTCONFIG)
+    if (mtx)
+        mtx->unlock();
+#endif
+
     if (flags & QTextEngine::GlyphIndicesOnly)
         return true;
 
@@ -1788,9 +1809,11 @@ QImage QFontEngineFT::alphaMapForGlyph(glyph_t g)
 
     GlyphFormat glyph_format = antialias ? Format_A8 : Format_Mono;
 
-    Glyph *glyph = loadGlyph(g, glyph_format);
-    if (!glyph)
-        return QImage();
+    Glyph *glyph = defaultGlyphSet.outline_drawing ? 0 : loadGlyph(g, glyph_format);
+    if (!glyph) {
+        unlockFace();
+        return QFontEngine::alphaMapForGlyph(g);
+    }
 
     const int pitch = antialias ? (glyph->width + 3) & ~3 : ((glyph->width + 31)/32) * 4;
 
diff --git a/src/gui/text/qfontengine_p.h b/src/gui/text/qfontengine_p.h
index 7382b39..a5aa097 100644
--- a/src/gui/text/qfontengine_p.h
+++ b/src/gui/text/qfontengine_p.h
@@ -182,7 +182,7 @@ public:
      * Create a qimage with the alpha values for the glyph.
      * Returns an image indexed_8 with index values ranging from 0=fully transparant to 255=opaque
      */
-    virtual QImage alphaMapForGlyph(glyph_t) = 0;
+    virtual QImage alphaMapForGlyph(glyph_t);
     virtual QImage alphaMapForGlyph(glyph_t, const QTransform &t);
     virtual QImage alphaRGBMapForGlyph(glyph_t, int margin, const QTransform &t);
 
diff --git a/src/gui/text/qtextcursor.cpp b/src/gui/text/qtextcursor.cpp
index c327b9f..48963bb 100644
--- a/src/gui/text/qtextcursor.cpp
+++ b/src/gui/text/qtextcursor.cpp
@@ -1074,7 +1074,10 @@ QTextCursor::QTextCursor(const QTextCursor &cursor)
 }
 
 /*!
-    Makes a copy of \a cursor and assigns it to this QTextCursor.
+    Makes a copy of \a cursor and assigns it to this QTextCursor. Note
+    that QTextCursor is an \l{Implicitly Shared Classes}{implicitly
+    shared} class.
+
  */
 QTextCursor &QTextCursor::operator=(const QTextCursor &cursor)
 {
diff --git a/src/gui/text/qtextdocument.cpp b/src/gui/text/qtextdocument.cpp
index e84b324..873f846 100644
--- a/src/gui/text/qtextdocument.cpp
+++ b/src/gui/text/qtextdocument.cpp
@@ -287,7 +287,7 @@ QTextCodec *Qt::codecForHtml(const QByteArray &ba)
     that inform connected editor widgets about the state of the undo/redo
     system.
 
-    \sa QTextCursor QTextEdit \link richtext.html Rich Text Processing\endlink
+    \sa QTextCursor, QTextEdit, \link richtext.html Rich Text Processing\endlink , {Text Object Example}
 */
 
 /*!
diff --git a/src/gui/text/qtextobject.cpp b/src/gui/text/qtextobject.cpp
index 3f4c8e5..71b68e0 100644
--- a/src/gui/text/qtextobject.cpp
+++ b/src/gui/text/qtextobject.cpp
@@ -76,7 +76,7 @@ QT_BEGIN_NAMESPACE
     objects, you will also need to reimplement QTextDocument::createObject()
     which acts as a factory method for creating text objects.
 
-    \sa QTextDocument
+    \sa QTextDocument, {Text Object Example}
 */
 
 /*!
diff --git a/src/gui/util/qcompleter.cpp b/src/gui/util/qcompleter.cpp
index e6bc80a..8410a69 100644
--- a/src/gui/util/qcompleter.cpp
+++ b/src/gui/util/qcompleter.cpp
@@ -824,7 +824,7 @@ void QCompleterPrivate::_q_complete(QModelIndex index, bool highlighted)
     Q_Q(QCompleter);
     QString completion;
 
-    if (!index.isValid() || (index.row() >= proxy->engine->matchCount())) {
+    if (!index.isValid() || (!proxy->showAll && (index.row() >= proxy->engine->matchCount()))) {
         completion = prefix;
     } else {
         QModelIndex si = proxy->mapToSource(index);
diff --git a/src/gui/widgets/qmainwindow.cpp b/src/gui/widgets/qmainwindow.cpp
index 2abc9e8..502c1e9 100644
--- a/src/gui/widgets/qmainwindow.cpp
+++ b/src/gui/widgets/qmainwindow.cpp
@@ -480,9 +480,6 @@ void QMainWindow::setMenuBar(QMenuBar *menuBar)
         oldMenuBar->hide();
         oldMenuBar->deleteLater();
     }
-#ifdef Q_OS_WINCE
-    if (menuBar && menuBar->size().height() > 0)
-#endif
     d->layout->setMenuBar(menuBar);
 }
 
diff --git a/src/gui/widgets/qmenu_wince.cpp b/src/gui/widgets/qmenu_wince.cpp
index ea58d46..847a623 100644
--- a/src/gui/widgets/qmenu_wince.cpp
+++ b/src/gui/widgets/qmenu_wince.cpp
@@ -58,6 +58,9 @@
 
 #include <QtCore/qlibrary.h>
 #include <commctrl.h>
+#if Q_OS_WINCE_WM
+#   include <windowsm.h>
+#endif
 
 #include "qguifunctions_wince.h"
 
@@ -71,6 +74,12 @@
 #define SHCMBM_GETSUBMENU (WM_USER + 401)
 #endif
 
+#ifdef Q_OS_WINCE_WM
+#   define SHMBOF_NODEFAULT 0x00000001
+#   define SHMBOF_NOTIFY    0x00000002
+#   define SHCMBM_OVERRIDEKEY (WM_USER + 0x193)
+#endif
+
 extern bool qt_wince_is_smartphone();//defined in qguifunctions_wce.cpp
 extern bool qt_wince_is_pocket_pc(); //defined in qguifunctions_wce.cpp
 
@@ -204,8 +213,13 @@ static HWND qt_wce_create_menubar(HWND parentHandle, HINSTANCE resourceHandle, i
         mbi.dwFlags = flags;
         mbi.nToolBarId = toolbarID;
 
-        if (ptrCreateMenuBar(&mbi))
+        if (ptrCreateMenuBar(&mbi)) {
+            // Tell the menu bar that we want to override hot key behaviour.
+            LPARAM lparam = MAKELPARAM(SHMBOF_NODEFAULT | SHMBOF_NOTIFY,
+                                       SHMBOF_NODEFAULT | SHMBOF_NOTIFY);
+            SendMessage(mbi.hwndMB, SHCMBM_OVERRIDEKEY, VK_TBACK, lparam);
             return mbi.hwndMB;
+        }
     }
     return 0;
 }
diff --git a/src/gui/widgets/qplaintextedit.cpp b/src/gui/widgets/qplaintextedit.cpp
index 2e9201d..e563fa1 100644
--- a/src/gui/widgets/qplaintextedit.cpp
+++ b/src/gui/widgets/qplaintextedit.cpp
@@ -624,7 +624,7 @@ void QPlainTextEditPrivate::setTopBlock(int blockNumber, int lineNumber, int dx)
 
     if (viewport->updatesEnabled() && viewport->isVisible()) {
         int dy = 0;
-        if (doc->findBlockByLineNumber(control->topBlock).isValid()) {
+        if (doc->findBlockByNumber(control->topBlock).isValid()) {
             dy = (int)(-q->blockBoundingGeometry(block).y())
                  + verticalOffset() - verticalOffset(blockNumber, lineNumber);
         }
diff --git a/src/gui/widgets/qtabbar.cpp b/src/gui/widgets/qtabbar.cpp
index b562b1f..69221ba 100644
--- a/src/gui/widgets/qtabbar.cpp
+++ b/src/gui/widgets/qtabbar.cpp
@@ -1085,7 +1085,7 @@ void QTabBar::setTabData(int index, const QVariant & data)
 }
 
 /*!
-    Returns the datad of the tab at position \a index, or a null
+    Returns the data of the tab at position \a index, or a null
     variant if \a index is out of range.
 */
 QVariant QTabBar::tabData(int index) const
@@ -2222,6 +2222,7 @@ void QTabBar::setTabButton(int index, ButtonPosition position, QWidget *widget)
         d->tabList[index].rightWidget = widget;
     }
     d->layoutTabs();
+    d->refresh();
     update();
 }
 
diff --git a/src/network/access/qnetworkcookie.cpp b/src/network/access/qnetworkcookie.cpp
index e921318..e31621c 100644
--- a/src/network/access/qnetworkcookie.cpp
+++ b/src/network/access/qnetworkcookie.cpp
@@ -950,6 +950,17 @@ static QDateTime parseDateString(const QByteArray &dateString)
 */
 QList<QNetworkCookie> QNetworkCookie::parseCookies(const QByteArray &cookieString)
 {
+    // cookieString can be a number of set-cookie header strings joined together
+    // by \n, parse each line separately.
+    QList<QNetworkCookie> cookies;
+    QList<QByteArray> list = cookieString.split('\n');
+    for (int a = 0; a < list.size(); a++)
+        cookies += QNetworkCookiePrivate::parseSetCookieHeaderLine(list.at(a));
+    return cookies;
+}
+
+QList<QNetworkCookie> QNetworkCookiePrivate::parseSetCookieHeaderLine(const QByteArray &cookieString)
+{
     // According to http://wp.netscape.com/newsref/std/cookie_spec.html,<
     // the Set-Cookie response header is of the format:
     //
@@ -967,12 +978,6 @@ QList<QNetworkCookie> QNetworkCookie::parseCookies(const QByteArray &cookieStrin
     while (position < length) {
         QNetworkCookie cookie;
 
-        // When there are multiple SetCookie headers they are join with a new line
-        // \n will always be the start of a new cookie
-        int endOfSetCookie = cookieString.indexOf('\n', position);
-        if (endOfSetCookie == -1)
-            endOfSetCookie = length;
-
         // The first part is always the "NAME=VALUE" part
         QPair<QByteArray,QByteArray> field = nextField(cookieString, position);
         if (field.first.isEmpty() || field.second.isNull())
@@ -983,7 +988,7 @@ QList<QNetworkCookie> QNetworkCookie::parseCookies(const QByteArray &cookieStrin
 
         position = nextNonWhitespace(cookieString, position);
         bool endOfCookie = false;
-        while (!endOfCookie && position < endOfSetCookie)
+        while (!endOfCookie && position < length) {
             switch (cookieString.at(position++)) {
             case ',':
                 // end of the cookie
@@ -1006,9 +1011,7 @@ QList<QNetworkCookie> QNetworkCookie::parseCookies(const QByteArray &cookieStrin
                     position = end;
                     QDateTime dt = parseDateString(dateString.toLower());
                     if (!dt.isValid()) {
-                        cookie = QNetworkCookie();
-                        endOfCookie = true;
-                        continue;
+                        return result;
                     }
                     cookie.setExpirationDate(dt);
                 } else if (field.first == "domain") {
@@ -1025,8 +1028,7 @@ QList<QNetworkCookie> QNetworkCookie::parseCookies(const QByteArray &cookieStrin
                     bool ok = false;
                     int secs = field.second.toInt(&ok);
                     if (!ok)
-                        // invalid cookie string
-                        return QList<QNetworkCookie>();
+                        return result;
                     cookie.setExpirationDate(now.addSecs(secs));
                 } else if (field.first == "path") {
                     QString path = QUrl::fromPercentEncoding(field.second);
@@ -1040,9 +1042,7 @@ QList<QNetworkCookie> QNetworkCookie::parseCookies(const QByteArray &cookieStrin
                 } else if (field.first == "version") {
                     if (field.second != "1") {
                         // oops, we don't know how to handle this cookie
-                        cookie = QNetworkCookie();
-                        endOfCookie = true;
-                        continue;
+                        return result;
                     }
                 } else {
                     // got an unknown field in the cookie
@@ -1050,9 +1050,8 @@ QList<QNetworkCookie> QNetworkCookie::parseCookies(const QByteArray &cookieStrin
                 }
 
                 position = nextNonWhitespace(cookieString, position);
-                if (position > endOfSetCookie)
-                    endOfCookie = true;
             }
+        }
 
         if (!cookie.name().isEmpty())
             result += cookie;
diff --git a/src/network/access/qnetworkcookie_p.h b/src/network/access/qnetworkcookie_p.h
index 83ef14a..0c41322 100644
--- a/src/network/access/qnetworkcookie_p.h
+++ b/src/network/access/qnetworkcookie_p.h
@@ -61,6 +61,7 @@ class QNetworkCookiePrivate: public QSharedData
 {
 public:
     inline QNetworkCookiePrivate() : secure(false), httpOnly(false) { }
+    static QList<QNetworkCookie> parseSetCookieHeaderLine(const QByteArray &cookieString);
 
     QDateTime expirationDate;
     QString domain;
diff --git a/src/network/access/qnetworkdiskcache.cpp b/src/network/access/qnetworkdiskcache.cpp
index 93360c8..892929e 100644
--- a/src/network/access/qnetworkdiskcache.cpp
+++ b/src/network/access/qnetworkdiskcache.cpp
@@ -191,7 +191,11 @@ QIODevice *QNetworkDiskCache::prepare(const QNetworkCacheMetaData &metaData)
     } else {
         QString templateName = d->tmpCacheFileName();
         cacheItem->file = new QTemporaryFile(templateName, &cacheItem->data);
-        cacheItem->file->open();
+        if (!cacheItem->file->open()) {
+            qWarning() << "QNetworkDiskCache::prepare() unable to open temporary file";
+            delete cacheItem;
+            return 0;
+        }
         cacheItem->writeHeader(cacheItem->file);
         device = cacheItem->file;
     }
@@ -229,7 +233,7 @@ void QNetworkDiskCachePrivate::storeItem(QCacheItem *cacheItem)
 
     if (QFile::exists(fileName)) {
         if (!QFile::remove(fileName)) {
-            qWarning() << "QNetworkDiskCache: could't remove the cache file " << fileName;
+            qWarning() << "QNetworkDiskCache: couldn't remove the cache file " << fileName;
             return;
         }
     }
diff --git a/src/network/kernel/qnetworkproxy.cpp b/src/network/kernel/qnetworkproxy.cpp
index f4ece97..62bdfc7 100644
--- a/src/network/kernel/qnetworkproxy.cpp
+++ b/src/network/kernel/qnetworkproxy.cpp
@@ -86,10 +86,11 @@
     The SOCKS5 support in Qt 4 is based on \l{RFC 1928} and \l{RFC 1929}.
     The supported authentication methods are no authentication and
     username/password authentication.  Both IPv4 and IPv6 are
-    supported, but domain name resolution via the SOCKS server is not
-    supported; i.e. all domain names are resolved locally. There are
-    several things to remember when using SOCKS5 with QUdpSocket and
-    QTcpServer:
+    supported. Domain names are resolved through the SOCKS5 server if
+    the QNetworkProxy::HostNameLookupCapability is enabled, otherwise
+    they are resolved locally and the IP address is sent to the
+    server. There are several things to remember when using SOCKS5
+    with QUdpSocket and QTcpServer:
 
     With QUdpSocket, a call to \l {QUdpSocket::bind()}{bind()} may fail
     with a timeout error. If a port number other than 0 is passed to
@@ -365,7 +366,8 @@ static QNetworkProxy::Capabilities defaultCapabilitiesForType(QNetworkProxy::Pro
          int(QNetworkProxy::HostNameLookupCapability)),
     };
 
-    Q_ASSERT(int(type) >= 0 && int(type) <= int(QNetworkProxy::FtpCachingProxy));
+    if (int(type) < 0 && int(type) > int(QNetworkProxy::FtpCachingProxy))
+        type = QNetworkProxy::DefaultProxy;
     return QNetworkProxy::Capabilities(defaults[int(type)]);
 }
 
@@ -378,6 +380,7 @@ public:
     QNetworkProxy::Capabilities capabilities;
     quint16 port;
     QNetworkProxy::ProxyType type;
+    bool capabilitiesSet;
 
     inline QNetworkProxyPrivate(QNetworkProxy::ProxyType t = QNetworkProxy::DefaultProxy,
                                 const QString &h = QString(), quint16 p = 0,
@@ -387,7 +390,8 @@ public:
           password(pw),
           capabilities(defaultCapabilitiesForType(t)),
           port(p),
-          type(t)
+          type(t),
+          capabilitiesSet(false)
     { }
 
     inline bool operator==(const QNetworkProxyPrivate &other) const
@@ -490,13 +494,16 @@ QNetworkProxy &QNetworkProxy::operator=(const QNetworkProxy &other)
     Sets the proxy type for this instance to be \a type.
 
     Note that changing the type of a proxy does not change
-    the set of capabilities this QNetworkProxy object holds.
+    the set of capabilities this QNetworkProxy object holds if any
+    capabilities have been set with setCapabilities().
 
     \sa type(), setCapabilities()
 */
 void QNetworkProxy::setType(QNetworkProxy::ProxyType type)
 {
     d->type = type;
+    if (!d->capabilitiesSet)
+        d->capabilities = defaultCapabilitiesForType(type);
 }
 
 /*!
@@ -519,6 +526,7 @@ QNetworkProxy::ProxyType QNetworkProxy::type() const
 void QNetworkProxy::setCapabilities(Capabilities capabilities)
 {
     d->capabilities = capabilities;
+    d->capabilitiesSet = true;
 }
 
 /*!
diff --git a/src/network/ssl/qsslcipher.cpp b/src/network/ssl/qsslcipher.cpp
index 505c662..7fec2df 100644
--- a/src/network/ssl/qsslcipher.cpp
+++ b/src/network/ssl/qsslcipher.cpp
@@ -64,9 +64,9 @@
 
 #ifndef QT_NO_DEBUG_STREAM
 #include <QtCore/qdebug.h>
+#endif
 
 QT_BEGIN_NAMESPACE
-#endif
 
 /*!
     Constructs an empty QSslCipher object.
diff --git a/src/network/ssl/qsslsocket_openssl_symbols.cpp b/src/network/ssl/qsslsocket_openssl_symbols.cpp
index e09e764..42c09f5 100644
--- a/src/network/ssl/qsslsocket_openssl_symbols.cpp
+++ b/src/network/ssl/qsslsocket_openssl_symbols.cpp
@@ -364,11 +364,14 @@ static QPair<QLibrary*, QLibrary*> loadOpenSsl()
     // DT_RPATH tags on our library header as well as other system-specific search
     // paths. See the man page for dlopen(3) on your system for more information.
 
+#ifdef Q_OS_OPENBSD
+    libcrypto->setLoadHints(QLibrary::ExportExternalSymbolsHint);
+#endif
 #ifdef SHLIB_VERSION_NUMBER
     // first attempt: the canonical name is libssl.so.<SHLIB_VERSION_NUMBER>
     libssl->setFileNameAndVersion(QLatin1String("ssl"), QLatin1String(SHLIB_VERSION_NUMBER));
     libcrypto->setFileNameAndVersion(QLatin1String("crypto"), QLatin1String(SHLIB_VERSION_NUMBER));
-    if (libssl->load() && libcrypto->load()) {
+    if (libcrypto->load() && libssl->load()) {
         // libssl.so.<SHLIB_VERSION_NUMBER> and libcrypto.so.<SHLIB_VERSION_NUMBER> found
         return pair;
     } else {
@@ -380,7 +383,7 @@ static QPair<QLibrary*, QLibrary*> loadOpenSsl()
     // second attempt: find the development files libssl.so and libcrypto.so
     libssl->setFileNameAndVersion(QLatin1String("ssl"), -1);
     libcrypto->setFileNameAndVersion(QLatin1String("crypto"), -1);
-    if (libssl->load() && libcrypto->load()) {
+    if (libcrypto->load() && libssl->load()) {
         // libssl.so.0 and libcrypto.so.0 found
         return pair;
     } else {
@@ -395,7 +398,7 @@ static QPair<QLibrary*, QLibrary*> loadOpenSsl()
         crypto.replace(QLatin1String("ssl"), QLatin1String("crypto"));
         libssl->setFileNameAndVersion(ssl, -1);
         libcrypto->setFileNameAndVersion(crypto, -1);
-        if (libssl->load() && libcrypto->load()) {
+        if (libcrypto->load() && libssl->load()) {
             // libssl.so.0 and libcrypto.so.0 found
             return pair;
         } else {
diff --git a/src/opengl/qglpixelbuffer_mac.mm b/src/opengl/qglpixelbuffer_mac.mm
index 9a679b1..e95e36b 100644
--- a/src/opengl/qglpixelbuffer_mac.mm
+++ b/src/opengl/qglpixelbuffer_mac.mm
@@ -299,9 +299,8 @@ void QGLPixelBuffer::releaseFromDynamicTexture()
 
 GLuint QGLPixelBuffer::generateDynamicTexture() const
 {
-    Q_D(const QGLPixelBuffer);
-
 #ifdef QT_MAC_USE_COCOA
+    Q_D(const QGLPixelBuffer);
     NSOpenGLContext *oldContext = [NSOpenGLContext currentContext];
     if (d->share_ctx != oldContext)
         [static_cast<NSOpenGLContext *>(d->share_ctx) makeCurrentContext];
diff --git a/src/opengl/qpaintengine_opengl.cpp b/src/opengl/qpaintengine_opengl.cpp
index ec6e33b..5a212f5 100644
--- a/src/opengl/qpaintengine_opengl.cpp
+++ b/src/opengl/qpaintengine_opengl.cpp
@@ -5068,9 +5068,8 @@ void QOpenGLPaintEngine::drawTextItem(const QPointF &p, const QTextItem &textIte
 
     // fall back to drawing a polygon if the scale factor is large, or
     // we use a gradient pen
-    if (ti.fontEngine->fontDef.pixelSize >= 64
-        || (d->matrix.det() > 1) || (d->pen_brush_style >= Qt::LinearGradientPattern
-                                     && d->pen_brush_style <= Qt::ConicalGradientPattern)) {
+    if ((d->matrix.det() > 1) || (d->pen_brush_style >= Qt::LinearGradientPattern
+                                  && d->pen_brush_style <= Qt::ConicalGradientPattern)) {
         QPaintEngine::drawTextItem(p, textItem);
         return;
     }
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp
index 6d8f617..91a60e7 100644
--- a/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp
+++ b/src/plugins/gfxdrivers/directfb/qdirectfbpaintengine.cpp
@@ -80,7 +80,7 @@ template <typename T> inline const T *ptr(const T &t) { return &t; }
 template <> inline const bool* ptr<bool>(const bool &) { return 0; }
 template <typename device, typename T1, typename T2, typename T3>
 static void rasterFallbackWarn(const char *msg, const char *func, const device *dev,
-                               QDirectFBPaintEnginePrivate::Scale scale, bool matrixRotShear, bool simplePen,
+                               int scale, bool matrixRotShear, bool simplePen,
                                bool dfbHandledClip, bool forceRasterPrimitives,
                                const char *nameOne, const T1 &one,
                                const char *nameTwo, const T2 &two,
@@ -211,6 +211,8 @@ static QCache<qint64, CachedImage> imageCache(4*1024*1024); // 4 MB
 class QDirectFBPaintEnginePrivate : public QRasterPaintEnginePrivate
 {
 public:
+    enum Scale { NoScale, Scaled, NegativeScale };
+
     QDirectFBPaintEnginePrivate(QDirectFBPaintEngine *p);
     ~QDirectFBPaintEnginePrivate();
 
@@ -266,7 +268,7 @@ private:
     bool simplePen;
 
     bool matrixRotShear;
-    enum Scale { NoScale, Scaled, NegativeScale } scale;
+    Scale scale;
 
     SurfaceCache *surfaceCache;
     QTransform transform;
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbscreen.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbscreen.cpp
index 25e24fd..f571d1b 100644
--- a/src/plugins/gfxdrivers/directfb/qdirectfbscreen.cpp
+++ b/src/plugins/gfxdrivers/directfb/qdirectfbscreen.cpp
@@ -818,7 +818,7 @@ static const QByteArray flagDescriptions(uint mask, const FlagDescription *flags
 
 
 
-static void printDirectFBInfo(IDirectFB *fb)
+static void printDirectFBInfo(IDirectFB *fb, IDirectFBSurface *primarySurface)
 {
     DFBResult result;
     DFBGraphicsDeviceDescription dev;
@@ -829,10 +829,14 @@ static void printDirectFBInfo(IDirectFB *fb)
         return;
     }
 
-    qDebug("Device: %s (%s), Driver: %s v%i.%i (%s)\n"
+    DFBSurfacePixelFormat pixelFormat;
+    primarySurface->GetPixelFormat(primarySurface, &pixelFormat);
+
+    qDebug("Device: %s (%s), Driver: %s v%i.%i (%s) Pixelformat: %d (%d)\n"
            "acceleration: 0x%x%s\nblit: 0x%x%s\ndraw: 0x%0x%s\nvideo: %iKB\n",
            dev.name, dev.vendor, dev.driver.name, dev.driver.major,
-           dev.driver.minor, dev.driver.vendor, dev.acceleration_mask,
+           dev.driver.minor, dev.driver.vendor, DFB_PIXELFORMAT_INDEX(pixelFormat),
+           QDirectFBScreen::getImageFormat(primarySurface), dev.acceleration_mask,
            ::flagDescriptions(dev.acceleration_mask, accelerationDescriptions).constData(),
            dev.blitting_flags, ::flagDescriptions(dev.blitting_flags, blitDescriptions).constData(),
            dev.drawing_flags, ::flagDescriptions(dev.drawing_flags, drawDescriptions).constData(),
@@ -883,9 +887,6 @@ bool QDirectFBScreen::connect(const QString &displaySpec)
         return false;
     }
 
-    if (displayArgs.contains(QLatin1String("debug"), Qt::CaseInsensitive))
-        printDirectFBInfo(d_ptr->dfb);
-
     if (displayArgs.contains(QLatin1String("videoonly"), Qt::CaseInsensitive))
         d_ptr->directFBFlags |= VideoOnly;
 
@@ -952,6 +953,9 @@ bool QDirectFBScreen::connect(const QString &displaySpec)
         return false;
     }
 
+    if (displayArgs.contains(QLatin1String("debug"), Qt::CaseInsensitive))
+        printDirectFBInfo(d_ptr->dfb, d_ptr->dfbSurface);
+
     // Work out what format we're going to use for surfaces with an alpha channel
     d_ptr->alphaPixmapFormat = QDirectFBScreen::getImageFormat(d_ptr->dfbSurface);
     setPixelFormat(d_ptr->alphaPixmapFormat);
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp
index f1e3c84..cd8796b 100644
--- a/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp
+++ b/src/plugins/gfxdrivers/directfb/qdirectfbwindowsurface.cpp
@@ -178,15 +178,7 @@ void QDirectFBWindowSurface::setGeometry(const QRect &rect, const QRegion &mask)
                            "Unable to get DirectFB handle!");
                 }
 
-                DFBSurfaceDescription description;
-                description.flags = DFBSurfaceDescriptionFlags(DSDESC_WIDTH |
-                                                               DSDESC_HEIGHT |
-                                                               DSDESC_PIXELFORMAT);
-                description.width = rect.width();
-                description.height = rect.height();
-                QDirectFBScreen::initSurfaceDescriptionPixelFormat(&description,
-                                                                   screen->pixelFormat());
-                dfbSurface = screen->createDFBSurface(description, false);
+                dfbSurface = screen->createDFBSurface(rect.size(), screen->pixelFormat(), QDirectFBScreen::DontTrackSurface);
                 forceRaster = (dfbSurface && QDirectFBScreen::getImageFormat(dfbSurface) == QImage::Format_RGB32);
             } else {
                 Q_ASSERT(dfbSurface);
@@ -340,7 +332,7 @@ inline bool isWidgetOpaque(const QWidget *w)
     return false;
 }
 void QDirectFBWindowSurface::flush(QWidget *widget, const QRegion &region,
-                             const QPoint &offset)
+                                   const QPoint &offset)
 {
     Q_UNUSED(widget);
 #ifdef QT_NO_DIRECTFB_WM
diff --git a/src/sql/drivers/ibase/qsql_ibase.cpp b/src/sql/drivers/ibase/qsql_ibase.cpp
index 9eeb41d..6834d9a 100644
--- a/src/sql/drivers/ibase/qsql_ibase.cpp
+++ b/src/sql/drivers/ibase/qsql_ibase.cpp
@@ -871,7 +871,7 @@ QIBaseResult::~QIBaseResult()
 
 bool QIBaseResult::prepare(const QString& query)
 {
-    //qDebug("prepare: %s\n", qPrintable(query));
+//     qDebug("prepare: %s", qPrintable(query));
     if (!driver() || !driver()->isOpen() || driver()->isOpenError())
         return false;
     d->cleanup();
@@ -1025,7 +1025,7 @@ bool QIBaseResult::exec()
     }
 
     if (ok) {
-        if (colCount()) {
+        if (colCount() && d->queryType != isc_info_sql_stmt_exec_procedure) {
             isc_dsql_free_statement(d->status, &d->stmt, DSQL_close);
             if (d->isError(QT_TRANSLATE_NOOP("QIBaseResult", "Unable to close statement")))
                 return false;
@@ -1039,7 +1039,7 @@ bool QIBaseResult::exec()
             return false;
 
         // Not all stored procedures necessarily return values.
-        if (d->queryType == isc_info_sql_stmt_exec_procedure && d->sqlda->sqld == 0)
+        if (d->queryType == isc_info_sql_stmt_exec_procedure && d->sqlda && d->sqlda->sqld == 0)
             delDA(d->sqlda);
 
         if (d->sqlda)
diff --git a/src/sql/drivers/odbc/qsql_odbc.cpp b/src/sql/drivers/odbc/qsql_odbc.cpp
index 9932463..ee500a0 100644
--- a/src/sql/drivers/odbc/qsql_odbc.cpp
+++ b/src/sql/drivers/odbc/qsql_odbc.cpp
@@ -563,7 +563,6 @@ QChar QODBCDriverPrivate::quoteChar() const
     static QChar quote = QChar::fromLatin1('"');
     if (!isQuoteInitialized) {
         char driverResponse[4];
-        SQLUSMALLINT casing;
         SQLSMALLINT length;
         int r = SQLGetInfo(hDbc,
                 SQL_IDENTIFIER_QUOTE_CHAR,
diff --git a/src/xmlpatterns/expr/qapplytemplate.cpp b/src/xmlpatterns/expr/qapplytemplate.cpp
index 95f4fdf..b91c2f0 100644
--- a/src/xmlpatterns/expr/qapplytemplate.cpp
+++ b/src/xmlpatterns/expr/qapplytemplate.cpp
@@ -160,8 +160,7 @@ Item::Iterator::Ptr ApplyTemplate::evaluateSequence(const DynamicContext::Ptr &c
             focus->setFocusIterator(focusIterator);
             return makeSequenceMappingIterator<Item>(ConstPtr(this), focusIterator, focus);
         }
-        else
-            return CommonValues::emptyIterator;
+        return CommonValues::emptyIterator;
     }
 }
 
diff --git a/src/xmlpatterns/functions/qsequencefns.cpp b/src/xmlpatterns/functions/qsequencefns.cpp
index f6d5391..faa787e 100644
--- a/src/xmlpatterns/functions/qsequencefns.cpp
+++ b/src/xmlpatterns/functions/qsequencefns.cpp
@@ -246,8 +246,7 @@ Item::Iterator::Ptr SubsequenceFN::evaluateSequence(const DynamicContext::Ptr &c
 
     if(length < 1 && length != -1)
         return CommonValues::emptyIterator;
-    else
-        return Item::Iterator::Ptr(new SubsequenceIterator(it, startingLoc, length));
+    return Item::Iterator::Ptr(new SubsequenceIterator(it, startingLoc, length));
 }
 
 Item SubsequenceFN::evaluateSingleton(const DynamicContext::Ptr &context) const