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Qt 4.8.4 is a bug-fix release. It maintains both forward and backward
compatibility (source and binary) with Qt 4.8.0, 4.8.1, 4.8.2 and 4.8.3.
For more details, refer to the online documentation included in this
distribution. The documentation is also available online:
http://qt-project.org/doc/4.8
The Qt version 4.8 series is binary compatible with the 4.7.x series.
Applications compiled for 4.7 will continue to run with 4.8.
Some of the changes listed in this file include issue tracking numbers
corresponding to tasks in the Qt Bug Tracker or the Merge Request queue
of the public source repository.
Qt Bug Tracker: http://bugreports.qt-project.org
Merge Request: http://codereview.qt-project.org
****************************************************************************
* General *
****************************************************************************
General Improvements
--------------------
- Copyrights changed to Digia Plc
- Add msvc2012 support
****************************************************************************
* Library *
****************************************************************************
QtGui
-----
- Fixed outline / fill inconsistencies in raster paint engine [QTBUG-26013]
- Avoid crash caused by drag and drop and winId() [QTBUG-27263]
- Cleanup CUPS tmp files [QTBUG-14724]
- Fixed inconsistent rounding of square cap pens [QTBUG-26013]
- Rotate non maximized windows
- Fix crash when invalidating a QSortFilterProxyModel [QTBUG-27122]
- Fix regression in QTextDocument::toHtml() with font pixel size [QTBUG-25778]
- qpa: improve DirectFB performance
- qpa: extend drawPixmap capabilities
- qpa: add non-opaque fill support
- Fix calculation of logical child index for row headers
QtNetwork
---------
- Disable SSL compression by default
- HTTP header may be damaged - fix, unit test [QTBUG-27161]
- Bypass proxy for local connections
QtCore
------
- Include the signal code in the argument of (dis)connectNotify()
- QElapsedTimer: Fix typo in restart() documentation
QtSql
-----
- Fix error when inserting to tables with datetime fields with QODBC [QTBUG-2192]
Declarative
-----------
- EngineDebug: Updated and renamed service
- Ensure child items are updated even if the parent item has no content [QTBUG-26846]
OpenGL
------
- Fixed text drawing in OpenGL 2 paint engine [QTBUG-24453]
- Fixed potential use of uninitialized variable in qgl.cpp [QTBUG-26952]
****************************************************************************
* Platform Specific Changes *
****************************************************************************
Qt for Linux/X11
----------------
- clear XSizeHints before use [QTBUG-15418]
- Don't mouse-wheel-scroll QScrollBar when disabled [QTBUG-27308][QTBUG-21534]
- Fix realpath() call to older POSIX platforms
- When x-compiling on Linux the host tools doesn't have Windows' executable suffix
Qt for Windows
--------------
- Add msvc2012 support
- Fix g++/MinGW compiler warnings
- fix examples/script/qscript for MSVC [QTBUG-13496]
- Fix MinGW-w64 compilation
- Partial Revert "Disable pkg-config, when x-compiling for mingw"
- Never compile QPA with EGL support on Windows
Qt for Mac OS X
---------------
- Update the state of native menus correctly on Mac [QTBUG-25544,QTBUG-26399,QTBUG-7538]
- Enable HiDPI mode for retina displays
- Fix issue with mispositioned family name i QFontComboBox [QTBUG-26691]
- Load Mac specific resources in a static build [QTBUG-25391]
- Fixed float->int error in OS X Mouse Event Handling [QTBUG-27273]
- Refactor coreservices -> ios & QT_NO_CORESERVICES -> Q_OS_IOS
- Ensure that QApplication is cleaned up after itself on Mac [QTBUG-24248]
- Prevent a crash when a merged action is removed [QTBUG-24917]
Qt for Symbian
--------------
- Move SRCDIR definition to .pro file
- Fix symbian QtCore deffile (for QObjectPrivate)
- Fix symbian QtCore deffiles (for QUrl::detach)
- Handle Qt input hints for email and url editors
Qt for QNX
----------
- Change suffix for separate debug files
- Fix bug on window hierarchy list
- Use assert on QBBWindow destructor
- Don't show the virtual keyboard when focusing an item view
- Enable support for hardware buttons in QPA plugin
- Add some optional debug output to event dispatcher
- Do not initially commit all memory used in RegisterFile
Qt for Blackberry
-----------------
- Support input method hints
- Fix hardware button detection on the BB Dev Alpha
- Fixed crash in blackberry platform plugin shutdown
Other
-----
- Fix build for platforms that use QPA other than IOS
****************************************************************************
* Tools *
****************************************************************************
Assistant
---------
- Fixed window raise issue when handling remote commands [QTBUG-25407]
Designer
--------
- Fix gcc 4.6 warnings about assigned/unused variables in Qt Designer
Configure
---------
- Mac features don't belong on cross mingw target
- Use qmake to get PKG_CONFIG in configure script
- Postpone pkg-config detection until after qmake is built
- Undo variable renaming in backport
- Unscramble option help text
- Smuggle QT_BUILD_TREE to device_config.prf even during tests
- Find qdevice.pri even for installed qt builds
qmake
-----
- Add -pipe option of win32-g++'s QMAKE_CFLAGS
Other
-----
- Register Qt 4.7 import on-demand, instead of at startup
- Update Traditional Chinese translation
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