Qt 4.7.1 is a bug-fix release. It maintains both forward and backward
compatibility (source and binary) with Qt 4.7.0. For more details,
refer to the online documentation included in this distribution. The
documentation is also available online:
http://qt.nokia.com/doc/4.7
The Qt version 4.7 series is binary compatible with the 4.6.x series.
Applications compiled for 4.6 will continue to run with 4.7.
Changes 4.7.0:
Qt 4.7 introduces many new features and improvements as well as bugfixes
over the 4.6.x series. For more details, refer to the online documentation
included in this distribution. The documentation is also available online:
http://qt.nokia.com/doc/4.7
The Qt version 4.7 series is binary compatible with the 4.6.x series.
Applications compiled for 4.6 will continue to run with 4.7.
* Optimized empty QUrl creation
* Improve performance of getting the canonical filename on Linux
and Symbian by using realpath() system call.
* Avoid stat() when opening a file.
* Do not look at the Qt patch-level version embedded in plugins'
buildkeys when trying to determine if the plugin is compatible
* Bug-fixes
* load() and loadFromData() can now support compressed GL textures
in the DDS, ETC1, PVRTC2, and PVRTC4 formats if the OpenGL graphics
system is active and the appropriate extensions are present in the
GL implementation.
* Fixed a small leak when using the new QPixmapCache::Key based API.
* Updated application icons and other graphics to reflect the look
and feel of the new Qt brand.
* Copyright of Qt has been transferred to Nokia Corporation.
Qt 4.4 introduces many new features as well as many improvements and
bugfixes over the 4.3.x series. For more details, see the online
documentation which is included in this distribution. The
documentation is also available at http://doc.trolltech.com/4.4
The Qt version 4.4 series is binary compatible with the 4.3.x series.
A long list of changes can be found in the changes-4.4.0 file in the
distribution.
Update OKed (and initial work provided) by adam@..
* General Improvements
* Fixed incorrect behavior of the widget editing mode that
could occur when a form was resized.
* Fixed a crash that could occur when several commands were
redone in one go.
* Enabled MSVC and Borland project generators for the Qt Open Source
edition.
* Ensured that the QMAKE_CC and QMAKE_CXX variables are not defined in
the Xcode project generator to allow distributed (distcc) builds to
work again.
* more...
This is a bug-fix release. It maintains both forward and backward
compatibility (source and binary) with Qt 4.2.0.
- Configuration/Compilation
* Fixed architecture detection on UltraSPARC-T1 systems.
* Fixed compilation on embedded architectures when qreal is not double.
- Documentation
* Completed documentation for "Implementing Atomic Operations",
which is useful for people porting Qt to a new hardware architecture.
- Translations
* Added a new unofficial Portuguese translation courtesy of Helder
Correia.
- Qt Linguist
* Made the columns in the phrasebook resizeable.
- lupdate
* Fixed bug in the .pro parser of lupdate. It should accept backslashes.
* Fixed a severe slowdown in lupdate. (~400x speedup.)
* Fixed traversal of subdirectories.
- moc
* Don't create trigraphs in the generated code for C++ casts.
- uic
* Fixed a bug that generated excessive margins for Q3GroupBox.
