1 Qt 4.6.2 is a bug-fix release. It maintains both forward and backward
2 compatibility (source and binary) with Qt 4.6.0 and 4.6.1. For more
3 details, refer to the online documentation included in this
4 distribution. The documentation is also available online:
6 http://qt.nokia.com/doc/4.6
8 The Qt version 4.6 series is binary compatible with the 4.5.x series.
9 Applications compiled for 4.5 will continue to run with 4.6.
11 Some of the changes listed in this file include issue tracking numbers
12 corresponding to tasks in the Qt Bug Tracker, the (now obsolete) Task
13 Tracker, or the Merge Request queue of the public source repository.
15 Qt Bug Tracker: http://bugreports.qt.nokia.com
16 Task Tracker: http://qt.nokia.com/developer/task-tracker
17 Merge Request: http://qt.gitorious.org
20 ****************************************************************************
22 ****************************************************************************
28 * [QTBUG-7356] Fixed a compilation failure when using the Intel
31 * Fixed double-buffering issue when opening files in buffered mode.
32 * [QTBUG-7285] QFile::remove would() fail if an unrelated operation on the
33 same instance had been previously failed. This manifested itself in
34 QTemporaryFile failing to auto-remove files and QFile::copy() leaving
35 temporary files behind in certain situations.
37 * Fix typo that made realpath() not be used.
39 * Optimized readAll().
41 * [MR 426] Fixed documentation.
43 * [QTBUG-6893] Fixed adding extra Byte Order Marks when writing to a
50 * [QTBUG-6098] Added a flag to avoid construction of application panes.
51 * [QTBUG-7029] Fixed a crash when re-creating QApplication object due
52 to a dangling gesture manager pointer.
54 * [QTBUG-1760] Reverted horizontal scrolling with mouse wheel when vertical
57 * [QTBUG-7530] Fixed an infinite loop that could occur when reading invalid
60 * [QTBUG-6901] Fixed performance problem when translating items with
63 * [QTBUG-7231] Avoid an unnecessary copy in QImage::scaled().
65 * [QTBUG-7439] Avoided the loss of preedit text when losing focus on
68 * [QTBUG-7249] Fixed the encoding of the Tile and Creator tags in the PDF
70 - [QT-2629] Implemented event filter functions for Symbian.
71 - [QTBUG-7198] Setting a style sheet could break the checkbox position in
73 - [QTBUG-7253] Fixed wrong stroke clipping with the raster engine when using
74 a QPen with a style other than SolidLine.
80 * [QT-2307] Fixed sending of D-Bus method calls with QDBus::BlockWithGui.
85 - QNetworkAccessManager
87 * HTTP: Get rid of QAbstractSocket warnings that were sometimes displayed.
88 * HTTP: setReadBufferSize() of the QNetworkReply finally is working on all
90 * [QTBUG-7713] HTTP: Fix bug related to re-sending a request.
91 * [QTBUG-7060] Fixed an issue with parsing of HTTP headers like
92 "private, max-age=300".
94 * [QTBUG-6466] Fix issuerInfo() and subjectInfo().
96 * [QTBUG-7344] Fix performance degredation with write() on Windows.
97 * [QTBUG-7316,QTBUG-7317] Handle unknown errors from socket engine.
102 - [QTBUG-7490] Better support for user-generated binary shaders.
104 * [QTBUG-7476] Fixed a crash under X11 when drawing QPixmaps to
107 * [QTBUG-7203] Reset the GL stencil mask, op and function in resetGLState().
109 * [QTBUG-7213] Fixed QGLWidget::renderPixmap() on Windows.
115 - [QTBUG-7791] Optimize single-rect IntersectClip in OpenVG using the scissor.
116 - [QTBUG-7864] Use OpenVG scissor on 90/180/270 rotations and simple clips.
122 * [QTBUG-7044]: QAudioInput stopped working correctly after
123 suspend()/resume() on linux.
129 * [MR 418] Fixed the example for QAudioOutput.
131 * [MR 2235] Added the framecapture example to the default build.
134 ****************************************************************************
135 * Platform Specific Changes *
136 ****************************************************************************
140 - Fix a bug where QPixmap::serialNumber was not set on a transformed pixmap
142 - Fixed a crash when an input method tries to create a widget after the
143 application is destroyed.
144 - [QTBUG-6952] Fixed a problem using NoButtons in spinbox with QGtkStyle.
145 - [QTBUG-7504] Fixed missing focus rect on check- and radiobutton with
147 - [QTBUG-6522] Fixed missing menu separator in some GTK+ themes.
152 - [QTBUG-7832]: Restored missing margins around non-unified toolbars.
153 - [QTBUG-7312]: Menubar and dock disappear after hiding a fullscreen widget
155 - [QTBUG-7481]: Re-added the Close button in QPrintPreviewDialog for
157 - [QTBUG-7522]: Drawing fake buttons using QMacStyle+QStyleOptionViewItemV4
159 - [QTBUG-7625]: Calling showFullScreen() then showNormal() on a widget results
161 - [QTBUG-7086]: QFileDialog now correctly responds to fileMode & acceptMode
163 - [QTBUG-7162]: Fixed a crash in Designer when previewing a QMainWindow with
165 - [QTBUG-7305]: Fixed a crash when deleting QMainWindow with native toolbar
167 - [QTBUG-6882]: Fixed a text layout issue with QHeaderView in right-to-left
173 - Fix a bug where QPixmap::serialNumber was not set on a transformed pixmap
175 - Reimplement QPixmapData::scroll for QDirectFBPixmapData which optimizes
177 - Fix a rendering issue for semi-transparent top level windows in DirectFB.
178 - Make it possible to fall back to the raster engine for stretch blits in
179 DirectFB using QT_NO_DIRECTFB_STRETCHBLIT.
184 - [QTBUG-6556] Improve the DEF file handling scheme, to allow simple enable/
185 disable of DEF file usage (for use _during development only_ to decouple
186 the need to update the DEF files at the precise point that symbols are
187 removed, therefore allowing builds by CI systems to succeed even if symbols
188 have been removed. This does not remove the need to update the DEF files
189 before release. NOTE: Builds generated using this flag are not binary
190 compatible with previous versions of Qt.)
192 * [QTBUG-7667] Fixed no-timeout case for QProcess::waitForFinished.
194 * [QTBUG-7695] Added support for ifdeffing for manufacturer in generated
196 * [QTBUG-7908] Smart installer package generation support.
197 - Patch_capabilities script
198 * Added support for embedded sis name/uid patching.
200 * [QTBUG-7518] Backup and restore support for Qt libs.
203 ****************************************************************************
205 ****************************************************************************
208 * [QTBUG-6965] Enabled editing seconds of QDateTime-type properties.
209 * [QTBUG-6757] Fixed bug where selection handles would be affected by
210 a style sheet set on the main form.
213 * [QTBUG-7404] Added option to preserve layout names set by Qt 3 Designer.
215 ****************************************************************************
216 * Important Behavior Changes *
217 ****************************************************************************
219 - QNetworkAccessManager cache
220 * QNetworkAccessManager will no longer return expired pages, as
221 stated in the documentation
222 * The behaviour of PreferCache and PreferNetwork modes now match
223 the documentation more closely
226 * QUrl will now accept hostnames ending in dot and will not treat
227 those as invalid hostnames