Examples and Demos
--------

- Added Spectrum analyzer demo application.
- Added exit softkey to Wiggly example.
- Added close button to Anomaly demo.
- [QTBUG-10635]: Fixed Anomaly demo controlstrip icon placement for very
small screens.

Library

QtCore
------

- QStateMachine
* [QTBUG-8842] Ensure history configuration is cleared when a state
machine is restarted.

- QXmlStreamReader
* [QTBUG-9196] Fixed crash when parsing.

QtGui
-----

- QComboBox
* [QTBUG-10403] Fixed QComboBox ignoring the item data background role
for some styles.

- QCommonStyle
* [QTBUG-7137] Fixed a bug that led to missing text pixels in QTabBar when
using small font sizes.

- QCUPSSupport
* [QTBUG-10512] Fixed a potential crash with misconfigured CUPS printers.
* [QTBUG-6419] Make QCUPSSupport::printerHasPPD() release temporary file
handles.

- qDrawPixmaps()
* [QTBUG-8455] Fixed qDrawPixmaps() to draw on integer coordinates under
Mac OS X.

- QFontEngine
* [QTBUG-3976] Fixed a leak for QFont objects used in threads.

- QGifHandler
* [QTBUG-7037] Fixed QGifHandler::loopCount().
* [QTBUG-6696] Cache the sizes of images in an animated GIF.

- QGraphicsEffect
* [QTBUG-5358] Fixed warnings and crash when painting graphics effects
outside scene.

- QGraphicsItem
* [QTBUG-9391] Avoid a useless repaint when setting the cache mode to
DeviceCoordinateMode while already using that mode.
* [QTBUG-8475] Fixed crash and loss of focus when deleting a child of a
focus scope.

- QGraphicsProxyWidget
* [QTBUG-5349] Fixed tooltips not being shown for QGraphicsProxyWidget.
* [QTBUG-2883] Fixed tooltips appearing at wrong location.
* [QTBUG-7296] Fixed painting artifacts on a scaled proxy when the view
is scrolled.

- QGraphicsScene
* [QTBUG-7863] Fixed incorrect blending when using
QGraphicsItem::DeviceCoordinateCache and when the item is semi-
transparent. If the item is transformed, the cache is now always fully
repainted to avoid artifacts.

- QGraphicsView
* Item tooltips are not clipped by the view anymore.

- QImageReader
* [QTBUG-7980] Fixed QImageReader::setAutoDetectImageFormat() to work with
plugins.

- QPainter
* [QTBUG-8140] Speed up custom bitmap brushes under X11 without Xrender
support.
* [QTBUG-8032] Fixed drawing pixmaps onto bitmaps on X11 without Xrender
support.
* [QTBUG-10421] Fixed WebKit-specific justification bug for text containing
more than one script.

- QPDFBaseEngine
* [QTBUG-8451] Fixed line and point drawing in the PS and PDF generators.

- QPixmap
* [QTBUG-8606] Fixed QPixmap::load() to not modify referenced copies.

- QPSPrintEngine
* [QTBUG-10121] Fixed incorrect version setting for EPS files.
* [QTBUG-10140] Fixed generation of the %%BoundingBox operator to output
integer values instead of floating point values.

- QRasterPaintEngine
* [QTBUG-9036] Fixed ClearType text rendering on translucent surfaces under
Windows.

- QRegion
* [QTBUG-7699] Prevented crash on large x-coordinates.

- QTextDocument
* [QTBUG-10301] Fixed a leak in QTextDocument::print().

- QTextEdit
* [QTBUG-9599] Fixed crash when copying the current text cursor as a result
of deleting a character.

- QTextEngine
* [QTBUG-9374] Fixed possible crash in QTextEngine::boundingBox() when using
multiscripted text.

- QTextLayout
* [QTBUG-9074] Fixed performance regression that was introduced in Qt 4.6.0.

- QTransform
* [QTBUG-8557] Fixed bug in QTransform::type() potentially occuring
after using operator/ or operator* or their overloads.

- QTriangulatingStroker
* [QTBUG-9548] Fixed possible data corruption when certain paths were
triangulated.

- QWin32PrintEngine
* [QTBUG-9938] Fixed a crash on Windows 7 systems with invalid PrinterPorts
registry entries.

- Improved scrolling horizontally with a mouse wheel over sliders.
- [QTBUG-7451] Gestures respect panels on QGraphicsView.

QtOpenGL
--------

- QOpenGLPaintEngine
* [QTBUG-10529] Fixed an issue where bound pixmaps were not released
correctly in the GL 1 engine.

- QGL2PaintEngineEx
* [QTBUG-8681] Fixed an application exit crash that could occur in the GL2
engine under X11.

- QGLContext
* [QTBUG-5732] Fixed a GLX warning that occured with some Intel chipsets
under X11.

- QGLPixelBuffer
* [QTBUG-8047] Fixed usage of QGLPixelBuffer with share widgets on other
X11 screens.

- QGLWidget
* [QTBUG-7545] Fixed QGLWidget::grabFrameBuffer() to honor the 'withAlpha' flag.
* [QTBUG-8054] Fixed drawing QPixmaps onto QGLWidgets on different X11 screens.
* [QTBUG-7865] Fixed bug where GL widgets were not fully updated on
Windows Vista/7 with Aero disabled.
* [QTBUG-8753] Worked around driver bug causing clipping errors on the N900.
* [QTBUG-10510] Workaround ATI driver bug when using QGraphicsEffect with GL.

QtScript
--------

- [QTBUG-7066] Fixed regression introduced in 4.6.0 that made it impossible to
change the prototype of the global object.
- [QTBUG-8366] Fixed regression introduced in 4.6.0 that caused the instanceof
operator to throw an error when the right-hand-side is generated by
QScriptEngine::newQMetaObject().
- [QTBUG-8400] Fixed memory leak when lazily binding QScriptValue to an engine.
- [QTBUG-9775] Fixed regression introduced in 4.6.0 that caused the qsTr()
function not to resolve the translation context correctly when invoked in
the global scope.
- [QTBUG-8364] Fixed regression introduced in QScriptclass in 4.6.0 that could
cause the Callable extension to crash.
- [QTBUG-6437] Fixed regression introduced in QScriptEngine in 4.6.0 that made
installTranslatorFunctions() not work with custom global object.

QtXml
-----

- [QTBUG-8398] QDom: prevent infinite loop when cloning a DTD.

QtXmlPatterns
--------
- [QTBUG-8920] fixed crash with anonymous types in XsdSchemaChecker.
- [QTBUG-8394] include/import/redefine schemas only once.
- QXmlSchema: fix crash with referencing elements.

Platform Specific Changes
Qt for Linux/X11
------

- [MR 458] Improved handling of Shift-Tab with VNC on X11.
- [QTBUG-7063] Changed key bindings (XF86XK_MyComputer, Qt::Key_Launch0,
Key_Calculator) on X11 back to how it was in Qt 4.5 before MR 1742
accidentally changed it.
- [QTBUG-8666] Fixed a crash when using QIcon::fromTheme with icons declared
static.
- QGtkStyle
* [QTBUG-9240] Fixed a potensial crash in QGtkStyle when the gtk
theme engine is not unavaliable.
* [QTBUG-8537] Fixed a Glib-GObject-WARNING on application startup with
certain versions of GTK+.
* [QTBUG-8226] Fixed an atk_object_set_name assertion warning with certain
versions of GTK+.

Qt for Windows
---------

- [QTBUG-6007] On Windows we query if there is a touch screen and do not try
to enable gestures otherwise.
- QLocalSocket
* [QTBUG-7815] Pipe handle leak fixed, when closing a QLocalSocket that
still has unwritten data.
* [QTBUG-9681] Fixed closing state for local sockets with unwritten data.
* [QTBUG-8418] Detection of Windows Mobile 6.5 fixed.

- [QTBUG-7662] Fixed an issue with clipped icon text.
- [QTBUG-7663] QFileIconProvider now show overlays when fetching native
filesystem icons.
- [QTBUG-8324] Fixed a potential crash when fetching native icons.

Qt for Windows CE
-------

- Core changes
* [QTBUG-8754] Fixed menu handling on Windows mobile.
* [QTBUG-7943] Fixed a crash when receiving a certain type of
WM_SETTINGSCHANGE message.

- QWindowsMobileStyle
* [QTBUG-8419] Huge performance penalty for QTabWidget fixed for
Windows Mobile 6.5.
* [QTBUG-8757] QTabBar scroll button size has been fixed.

Qt for Mac
-------

- [QTBUG-8461] Fixed incorrect text rendering with document mode tabs.


Qt for Symbian
---------

- Multimedia
* [QT-567] Implementation of QtMultimedia QAudio* APIs.
* [QTBUG-8919] Modified Phonon MMF backend to support video playback on
platforms which use graphics surfaces (i.e. platforms using the
New Graphics Architecture a.k.a. ScreenPlay).

- mkspecs
* Changed pkg_prerules to not use default_deployment for vendor ID.
* Added forwarding headers for qplatformdefs.h in Symbian mkspecs.
* Added some missing IBY export paths to platform_path.prf.
* Fixed libstdcpp.dll version autodetection for Symbian.
* [QTBUG-7836]: Removed unnecessary dependency to moc.exe from Symbian
builds.
* [QT-1171]: Fixed libstdcpp.dll version autodetection.
* [QTBUG-8513]: Fixed misc FLM issues.
* [QT-2909]: Support for adding conditional MMP_RULES.
* [QT-3253]: Export .flm files always if they are different.
* [QTBUG-9279]: Made it possible to define more than one language using
pkg_prerules.
* [QTBUG-6795]: Made sure target path exists in qmake_extra_pre_targetdep.flm.
* [QTBUG-7883]: Only use unix-like tools when not building for Symbian
in Windows.

- configure
* [QTBUG-7942]: Fix QT_BUILD_KEY for Symbian in Windows builds.

IMPORTANT NOTE: The build key change causes all Qt for Symbian plugins
made with Qt 4.6.2 or earlier version incompatible with
Qt 4.6.3 and later.

* [QTBUG-9065]: Support for -qtlibinfix parameter in Symbian.

- qmake
* Changed canonical paths to absolute paths in symmake.
* Basic deployment support for ROM in Symbian.
* Add '.' dir as the first include directory in Symbian.
* [QT-3017]: Support for conditional subdirs.
* [QT-3083]: Expanded support for RSS_RULES.
* [QTBUG-8685]: RVCT 4 support to Symbian builds.
* [QT-3147]: Changed Symbian pkg files to deploy from under epoc32.
* [QT-2985]: Fix extensions section in bld.inf when CONFIG contains
symbian_test.

- S60installs
* Export qtdemoapps.iby to proper location.
* [QT-3163]: Removed QtDeclarative.dll deployment from qt.iby.

- QProcess
* [QTBUG-7735]: Fixed crash at application exit when QProcess was used in
Symbian.
* [QTBUG-8906]: Removed extra space from the command line passed to
QProcess in Symbian.

- QtGui
* QUnixPrintWidget is no longer declared in Symbian.
* [QTBUG-10207]: Fixed long menu item texts causing crash.
* [QTBUG-9910] Fixed incorrect dialog position when native AVKON combined
status-and-control pane is in use.
* [QTBUG-4875] Made QMessageBox match size with native Symbian messageBox.
* [QTBUG-5539] Fixed QMessageBox to stretch to screen width with very small
content.
* [QTBUG-7828] Fixed Virtual keyboard closing issue with Sym^3.
* [QTBUG-9480] Use focus widget palette colors to show T9 suggested or
autocompletion words in QCoeFepInputContext.
* [QTBUG-10006] Changed default supported text modes to all, instead of just
lower and upper cases in QCoeFepInputContext.
* [QT-3277] Support text selection in QCoeFepInputContext for Sym^3.
* [QT-3008] Fixed crash in QGraphicsScenePrivate::setFocusItemHelper.

- QS60Style
* [QTBUG-10697] Support native-like selection in item views.
* [QTBUG-10454] Made styled sliders match in size to native sliders.
* [QTBUG-10073] Fixed QMenu with a lot of menu items.
* [QTBUG-3102] Fixed QTabWidget icon size issue.
* [QTBUG-5001] Show combobox list as a popup instead of dropdown list.
* [QTBUG-7258] Fixed calculations of PM_FocusFrameVMargin and
PM_FocusFrameHMargin pixel metrics.
* [QTBUG-7996] Fixed squeezed scrollbar handle and groove ends.
* [QTBUG-8193] Fixed drag-n-drop drop area drawing issue.
* [QTBUG-8194] Removed scrollbar context menu support.
* [QTBUG-8704] Fixed palette issues when drawing highlighted text.
* [QTBUG-9212] Fixed itemview multiselection issues.
* [QTBUG-9321] Fixed very large spinboxes drawing issues.
* [QTBUG-9837] Fixed text cutting issues with narrow QComboBoxes.
* [QTBUG-9844] Fixed QTreeView branch drawing issues in right to left
UI layout.
* [QTBUG-9927] Fixed transparent list higlight to show up correctly for
S60 3rd edition FP1 devices.
* [QTBUG-10064] Removed focus frame drawing for context menus and popups.
* [QTBUG-10487] Fixed QToolButton to be drawn pressed when context menu
for that button is open.
* [QTBUG-10549] Fixed style to honor stylesheet when drawing focus frame
for QPushButtons.
* [QT-3295] Made QMenu to look more native-like.
* [QT-3185] Fixed border frames to be drawn transparent for Sym^3 devices.
* [QT-3148] Draw application background correctly when animated wallpaper
is used in Sym^3 device.
* [QT-3137] Launch virtual keyboard with single tap.
* [QT-3104] Re-locate QTabWidget's scrollbuttons to either side of widget.
* [QT-2179] Fixed QPushButton with text and QPushButton with standard icon
to be of same size.

- Examples & demos:
* Enabled more examples by default in Symbian builds.

- Documentation
* [QTBUG-9277]: Clarified pkg_prerules usage documentation.

- Plugins:
* Fixed sqlite3_v9.2.zip to export sqlite3.iby to correct location.

- General
* [QT-3055]: Fixed filename cases to support building Qt for Symbian in
Linux.

Tools
- qmake
* Fixed qmake.pro for using with mingw