228 lines
8.3 KiB
Groff
228 lines
8.3 KiB
Groff
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Qt 4.6.2 is a bug-fix release. It maintains both forward and backward
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compatibility (source and binary) with Qt 4.6.0 and 4.6.1. For more
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details, refer to the online documentation included in this
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distribution. The documentation is also available online:
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http://qt.nokia.com/doc/4.6
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The Qt version 4.6 series is binary compatible with the 4.5.x series.
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Applications compiled for 4.5 will continue to run with 4.6.
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Some of the changes listed in this file include issue tracking numbers
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corresponding to tasks in the Qt Bug Tracker, the (now obsolete) Task
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Tracker, or the Merge Request queue of the public source repository.
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Qt Bug Tracker: http://bugreports.qt.nokia.com
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Task Tracker: http://qt.nokia.com/developer/task-tracker
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Merge Request: http://qt.gitorious.org
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****************************************************************************
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* Library *
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****************************************************************************
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QtCore
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------
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- QAtomicPointer
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* [QTBUG-7356] Fixed a compilation failure when using the Intel
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compiler on IA-64
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- QFile
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* Fixed double-buffering issue when opening files in buffered mode.
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* [QTBUG-7285] QFile::remove would() fail if an unrelated operation on the
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same instance had been previously failed. This manifested itself in
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QTemporaryFile failing to auto-remove files and QFile::copy() leaving
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temporary files behind in certain situations.
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- QFSFileEngine
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* Fix typo that made realpath() not be used.
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- QIODevice
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* Optimized readAll().
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- QReadWriteLock
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* [MR 426] Fixed documentation.
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- QXmlStreamWriter
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* [QTBUG-6893] Fixed adding extra Byte Order Marks when writing to a
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.xml file.
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QtGui
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-----
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- QApplication
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* [QTBUG-6098] Added a flag to avoid construction of application panes.
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* [QTBUG-7029] Fixed a crash when re-creating QApplication object due
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to a dangling gesture manager pointer.
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- QAbstractScrollArea
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* [QTBUG-1760] Reverted horizontal scrolling with mouse wheel when vertical
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scrollbar is hidden
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- QBmpHandler
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* [QTBUG-7530] Fixed an infinite loop that could occur when reading invalid
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BMP images.
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- QGraphicsEffect
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* [QTBUG-6901] Fixed performance problem when translating items with
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graphics effects.
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- QImage
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* [QTBUG-7231] Avoid an unnecessary copy in QImage::scaled().
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- QInputContext
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* [QTBUG-7439] Avoided the loss of preedit text when losing focus on
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Symbian.
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- QPDFEngine
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* [QTBUG-7249] Fixed the encoding of the Tile and Creator tags in the PDF
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engine.
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- [QT-2629] Implemented event filter functions for Symbian.
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- [QTBUG-7198] Setting a style sheet could break the checkbox position in
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item views.
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- [QTBUG-7253] Fixed wrong stroke clipping with the raster engine when using
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a QPen with a style other than SolidLine.
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QtDBus
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------
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- QDBusConnection
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* [QT-2307] Fixed sending of D-Bus method calls with QDBus::BlockWithGui.
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QtNetwork
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---------
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- QNetworkAccessManager
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* Optimizations
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* HTTP: Get rid of QAbstractSocket warnings that were sometimes displayed.
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* HTTP: setReadBufferSize() of the QNetworkReply finally is working on all
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layers.
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* [QTBUG-7713] HTTP: Fix bug related to re-sending a request.
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* [QTBUG-7060] Fixed an issue with parsing of HTTP headers like
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"private, max-age=300".
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- QSslCertificate
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* [QTBUG-6466] Fix issuerInfo() and subjectInfo().
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- QTcpSocket
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* [QTBUG-7344] Fix performance degredation with write() on Windows.
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* [QTBUG-7316,QTBUG-7317] Handle unknown errors from socket engine.
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QtOpenGL
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--------
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- [QTBUG-7490] Better support for user-generated binary shaders.
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- QGLPixelBuffer
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* [QTBUG-7476] Fixed a crash under X11 when drawing QPixmaps to
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QGLPixelBuffers.
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- QGL2PaintEngineEx
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* [QTBUG-7203] Reset the GL stencil mask, op and function in resetGLState().
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- QGLWidget
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* [QTBUG-7213] Fixed QGLWidget::renderPixmap() on Windows.
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QtOpenVG
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--------
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- [QTBUG-7791] Optimize single-rect IntersectClip in OpenVG using the scissor.
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- [QTBUG-7864] Use OpenVG scissor on 90/180/270 rotations and simple clips.
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QtMultimedia
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------------
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- QAudioInput
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* [QTBUG-7044]: QAudioInput stopped working correctly after
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suspend()/resume() on linux.
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Examples
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--------
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- QtMultimedia
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* [MR 418] Fixed the example for QAudioOutput.
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- WebKit
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* [MR 2235] Added the framecapture example to the default build.
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****************************************************************************
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* Platform Specific Changes *
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****************************************************************************
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Qt for Linux/X11
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----------------
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- Fix a bug where QPixmap::serialNumber was not set on a transformed pixmap
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in Qt/X11.
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- Fixed a crash when an input method tries to create a widget after the
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application is destroyed.
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- [QTBUG-6952] Fixed a problem using NoButtons in spinbox with QGtkStyle.
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- [QTBUG-7504] Fixed missing focus rect on check- and radiobutton with
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some GTK+ themes.
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- [QTBUG-6522] Fixed missing menu separator in some GTK+ themes.
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Qt for Mac OS X
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---------------
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- [QTBUG-7832]: Restored missing margins around non-unified toolbars.
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- [QTBUG-7312]: Menubar and dock disappear after hiding a fullscreen widget
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on Cocoa.
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- [QTBUG-7481]: Re-added the Close button in QPrintPreviewDialog for
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Mac/Carbon.
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- [QTBUG-7522]: Drawing fake buttons using QMacStyle+QStyleOptionViewItemV4
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lead to crash.
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- [QTBUG-7625]: Calling showFullScreen() then showNormal() on a widget results
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in top menu hiding.
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- [QTBUG-7086]: QFileDialog now correctly responds to fileMode & acceptMode
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changes.
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- [QTBUG-7162]: Fixed a crash in Designer when previewing a QMainWindow with
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native toolbar.
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- [QTBUG-7305]: Fixed a crash when deleting QMainWindow with native toolbar
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on Cocoa.
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- [QTBUG-6882]: Fixed a text layout issue with QHeaderView in right-to-left
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mode.
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DirectFB
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--------
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- Fix a bug where QPixmap::serialNumber was not set on a transformed pixmap
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in DirectFB.
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- Reimplement QPixmapData::scroll for QDirectFBPixmapData which optimizes
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QPixmap::scroll.
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- Fix a rendering issue for semi-transparent top level windows in DirectFB.
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- Make it possible to fall back to the raster engine for stretch blits in
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DirectFB using QT_NO_DIRECTFB_STRETCHBLIT.
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Qt for Symbian
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--------------
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- [QTBUG-6556] Improve the DEF file handling scheme, to allow simple enable/
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disable of DEF file usage (for use _during development only_ to decouple
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the need to update the DEF files at the precise point that symbols are
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removed, therefore allowing builds by CI systems to succeed even if symbols
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have been removed. This does not remove the need to update the DEF files
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before release. NOTE: Builds generated using this flag are not binary
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compatible with previous versions of Qt.)
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- QProcess
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* [QTBUG-7667] Fixed no-timeout case for QProcess::waitForFinished.
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- qmake
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* [QTBUG-7695] Added support for ifdeffing for manufacturer in generated
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pkg files.
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* [QTBUG-7908] Smart installer package generation support.
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- Patch_capabilities script
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* Added support for embedded sis name/uid patching.
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- Qt deployment
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* [QTBUG-7518] Backup and restore support for Qt libs.
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****************************************************************************
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* Tools *
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****************************************************************************
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- Designer
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* [QTBUG-6965] Enabled editing seconds of QDateTime-type properties.
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* [QTBUG-6757] Fixed bug where selection handles would be affected by
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a style sheet set on the main form.
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- uic3
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* [QTBUG-7404] Added option to preserve layout names set by Qt 3 Designer.
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****************************************************************************
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* Important Behavior Changes *
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****************************************************************************
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- QNetworkAccessManager cache
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* QNetworkAccessManager will no longer return expired pages, as
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stated in the documentation
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* The behaviour of PreferCache and PreferNetwork modes now match
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the documentation more closely
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- QUrl
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* QUrl will now accept hostnames ending in dot and will not treat
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those as invalid hostnames
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