| [767] | 1 | Qt 4.6.3 is a bug-fix release. It maintains both forward and backward
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| 2 | compatibility (source and binary) with Qt 4.6.0. For more details,
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| 3 | refer to the online documentation included in this distribution. The
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| 4 | documentation is also available online:
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| 5 |
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| 6 | http://qt.nokia.com/doc/4.6
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| 7 |
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| 8 | The Qt version 4.6 series is binary compatible with the 4.5.x series.
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| 9 | Applications compiled for 4.5 will continue to run with 4.6.
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| 10 |
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| 11 | Some of the changes listed in this file include issue tracking numbers
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| 12 | corresponding to tasks in the Qt Bug Tracker, the (now obsolete) Task
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| 13 | Tracker, or the Merge Request queue of the public source repository.
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| 14 |
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| 15 | Qt Bug Tracker: http://bugreports.qt.nokia.com
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| 16 | Task Tracker: http://qt.nokia.com/developer/task-tracker
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| 17 | Merge Request: http://qt.gitorious.org
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| 18 |
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| 19 | ****************************************************************************
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| 20 | * General *
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| 21 | ****************************************************************************
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| 22 |
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| 23 | Examples and Demos
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| 24 | ------------------
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| 25 |
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| 26 | - Added Spectrum analyzer demo application.
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| 27 | - Added exit softkey to Wiggly example.
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| 28 | - Added close button to Anomaly demo.
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| 29 | - [QTBUG-10635]: Fixed Anomaly demo controlstrip icon placement for very
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| 30 | small screens.
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| 31 |
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| 32 |
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| 33 | ****************************************************************************
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| 34 | * Library *
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| 35 | ****************************************************************************
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| 36 |
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| 37 | QtCore
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| 38 | ------
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| 39 |
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| 40 | - QStateMachine
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| 41 | * [QTBUG-8842] Ensure history configuration is cleared when a state
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| 42 | machine is restarted.
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| 43 |
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| 44 | - QXmlStreamReader
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| 45 | * [QTBUG-9196] Fixed crash when parsing.
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| 46 |
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| 47 | QtGui
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| 48 | -----
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| 49 |
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| 50 | - QComboBox
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| 51 | * [QTBUG-10403] Fixed QComboBox ignoring the item data background role
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| 52 | for some styles.
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| 53 |
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| 54 | - QCommonStyle
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| 55 | * [QTBUG-7137] Fixed a bug that led to missing text pixels in QTabBar when
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| 56 | using small font sizes.
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| 57 |
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| 58 | - QCUPSSupport
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| 59 | * [QTBUG-10512] Fixed a potential crash with misconfigured CUPS printers.
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| 60 | * [QTBUG-6419] Make QCUPSSupport::printerHasPPD() release temporary file
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| 61 | handles.
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| 62 |
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| 63 | - qDrawPixmaps()
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| 64 | * [QTBUG-8455] Fixed qDrawPixmaps() to draw on integer coordinates under
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| 65 | Mac OS X.
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| 66 |
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| 67 | - QFontEngine
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| 68 | * [QTBUG-3976] Fixed a leak for QFont objects used in threads.
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| 69 |
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| 70 | - QGifHandler
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| 71 | * [QTBUG-7037] Fixed QGifHandler::loopCount().
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| 72 | * [QTBUG-6696] Cache the sizes of images in an animated GIF.
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| 73 |
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| 74 | - QGraphicsEffect
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| 75 | * [QTBUG-5358] Fixed warnings and crash when painting graphics effects
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| 76 | outside scene.
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| 77 |
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| 78 | - QGraphicsItem
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| 79 | * [QTBUG-9391] Avoid a useless repaint when setting the cache mode to
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| 80 | DeviceCoordinateMode while already using that mode.
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| 81 | * [QTBUG-8475] Fixed crash and loss of focus when deleting a child of a
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| 82 | focus scope.
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| 83 |
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| 84 | - QGraphicsProxyWidget
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| 85 | * [QTBUG-5349] Fixed tooltips not being shown for QGraphicsProxyWidget.
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| 86 | * [QTBUG-2883] Fixed tooltips appearing at wrong location.
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| 87 | * [QTBUG-7296] Fixed painting artifacts on a scaled proxy when the view
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| 88 | is scrolled.
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| 89 |
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| 90 | - QGraphicsScene
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| 91 | * [QTBUG-7863] Fixed incorrect blending when using
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| 92 | QGraphicsItem::DeviceCoordinateCache and when the item is semi-
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| 93 | transparent. If the item is transformed, the cache is now always fully
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| 94 | repainted to avoid artifacts.
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| 95 |
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| 96 | - QGraphicsView
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| 97 | * Item tooltips are not clipped by the view anymore.
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| 98 |
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| 99 | - QImageReader
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| 100 | * [QTBUG-7980] Fixed QImageReader::setAutoDetectImageFormat() to work with
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| 101 | plugins.
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| 102 |
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| 103 | - QPainter
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| 104 | * [QTBUG-8140] Speed up custom bitmap brushes under X11 without Xrender
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| 105 | support.
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| 106 | * [QTBUG-8032] Fixed drawing pixmaps onto bitmaps on X11 without Xrender
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| 107 | support.
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| 108 | * [QTBUG-10421] Fixed WebKit-specific justification bug for text containing
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| 109 | more than one script.
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| 110 |
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| 111 | - QPDFBaseEngine
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| 112 | * [QTBUG-8451] Fixed line and point drawing in the PS and PDF generators.
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| 113 |
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| 114 | - QPixmap
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| 115 | * [QTBUG-8606] Fixed QPixmap::load() to not modify referenced copies.
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| 116 |
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| 117 | - QPSPrintEngine
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| 118 | * [QTBUG-10121] Fixed incorrect version setting for EPS files.
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| 119 | * [QTBUG-10140] Fixed generation of the %%BoundingBox operator to output
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| 120 | integer values instead of floating point values.
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| 121 |
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| 122 | - QRasterPaintEngine
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| 123 | * [QTBUG-9036] Fixed ClearType text rendering on translucent surfaces under
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| 124 | Windows.
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| 125 |
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| 126 | - QRegion
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| 127 | * [QTBUG-7699] Prevented crash on large x-coordinates.
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| 128 |
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| 129 | - QTextDocument
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| 130 | * [QTBUG-10301] Fixed a leak in QTextDocument::print().
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| 131 |
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| 132 | - QTextEdit
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| 133 | * [QTBUG-9599] Fixed crash when copying the current text cursor as a result
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| 134 | of deleting a character.
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| 135 |
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| 136 | - QTextEngine
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| 137 | * [QTBUG-9374] Fixed possible crash in QTextEngine::boundingBox() when using
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| 138 | multiscripted text.
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| 139 |
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| 140 | - QTextLayout
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| 141 | * [QTBUG-9074] Fixed performance regression that was introduced in Qt 4.6.0.
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| 142 |
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| 143 | - QTransform
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| 144 | * [QTBUG-8557] Fixed bug in QTransform::type() potentially occuring
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| 145 | after using operator/ or operator* or their overloads.
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| 146 |
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| 147 | - QTriangulatingStroker
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| 148 | * [QTBUG-9548] Fixed possible data corruption when certain paths were
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| 149 | triangulated.
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| 150 |
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| 151 | - QWin32PrintEngine
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| 152 | * [QTBUG-9938] Fixed a crash on Windows 7 systems with invalid PrinterPorts
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| 153 | registry entries.
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| 154 |
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| 155 | - Improved scrolling horizontally with a mouse wheel over sliders.
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| 156 | - [QTBUG-7451] Gestures respect panels on QGraphicsView.
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| 157 |
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| 158 | QtOpenGL
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| 159 | --------
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| 160 |
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| 161 | - QOpenGLPaintEngine
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| 162 | * [QTBUG-10529] Fixed an issue where bound pixmaps were not released
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| 163 | correctly in the GL 1 engine.
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| 164 |
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| 165 | - QGL2PaintEngineEx
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| 166 | * [QTBUG-8681] Fixed an application exit crash that could occur in the GL2
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| 167 | engine under X11.
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| 168 |
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| 169 | - QGLContext
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| 170 | * [QTBUG-5732] Fixed a GLX warning that occured with some Intel chipsets
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| 171 | under X11.
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| 172 |
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| 173 | - QGLPixelBuffer
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| 174 | * [QTBUG-8047] Fixed usage of QGLPixelBuffer with share widgets on other
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| 175 | X11 screens.
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| 176 |
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| 177 | - QGLWidget
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| 178 | * [QTBUG-7545] Fixed QGLWidget::grabFrameBuffer() to honor the 'withAlpha' flag.
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| 179 | * [QTBUG-8054] Fixed drawing QPixmaps onto QGLWidgets on different X11 screens.
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| 180 | * [QTBUG-7865] Fixed bug where GL widgets were not fully updated on
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| 181 | Windows Vista/7 with Aero disabled.
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| 182 | * [QTBUG-8753] Worked around driver bug causing clipping errors on the N900.
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| 183 | * [QTBUG-10510] Workaround ATI driver bug when using QGraphicsEffect with GL.
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| 184 |
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| 185 | QtScript
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| 186 | --------
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| 187 |
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| 188 | - [QTBUG-7066] Fixed regression introduced in 4.6.0 that made it impossible to
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| 189 | change the prototype of the global object.
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| 190 | - [QTBUG-8366] Fixed regression introduced in 4.6.0 that caused the instanceof
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| 191 | operator to throw an error when the right-hand-side is generated by
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| 192 | QScriptEngine::newQMetaObject().
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| 193 | - [QTBUG-8400] Fixed memory leak when lazily binding QScriptValue to an engine.
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| 194 | - [QTBUG-9775] Fixed regression introduced in 4.6.0 that caused the qsTr()
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| 195 | function not to resolve the translation context correctly when invoked in
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| 196 | the global scope.
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| 197 | - [QTBUG-8364] Fixed regression introduced in QScriptclass in 4.6.0 that could
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| 198 | cause the Callable extension to crash.
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| 199 | - [QTBUG-6437] Fixed regression introduced in QScriptEngine in 4.6.0 that made
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| 200 | installTranslatorFunctions() not work with custom global object.
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| 201 |
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| 202 | QtXml
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| 203 | -----
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| 204 |
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| 205 | - [QTBUG-8398] QDom: prevent infinite loop when cloning a DTD.
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| 206 |
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| 207 | QtXmlPatterns
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| 208 | -------------
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| 209 | - [QTBUG-8920] fixed crash with anonymous types in XsdSchemaChecker.
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| 210 | - [QTBUG-8394] include/import/redefine schemas only once.
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| 211 | - QXmlSchema: fix crash with referencing elements.
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| 212 |
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| 213 | ****************************************************************************
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| 214 | * Platform Specific Changes *
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| 215 | ****************************************************************************
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| 216 |
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| 217 | Qt for Linux/X11
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| 218 | ----------------
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| 219 |
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| 220 | - [MR 458] Improved handling of Shift-Tab with VNC on X11.
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| 221 | - [QTBUG-7063] Changed key bindings (XF86XK_MyComputer, Qt::Key_Launch0,
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| 222 | Key_Calculator) on X11 back to how it was in Qt 4.5 before MR 1742
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| 223 | accidentally changed it.
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| 224 | - [QTBUG-8666] Fixed a crash when using QIcon::fromTheme with icons declared
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| 225 | static.
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| 226 | - QGtkStyle
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| 227 | * [QTBUG-9240] Fixed a potensial crash in QGtkStyle when the gtk
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| 228 | theme engine is not unavaliable.
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| 229 | * [QTBUG-8537] Fixed a Glib-GObject-WARNING on application startup with
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| 230 | certain versions of GTK+.
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| 231 | * [QTBUG-8226] Fixed an atk_object_set_name assertion warning with certain
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| 232 | versions of GTK+.
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| 233 |
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| 234 | Qt for Windows
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| 235 | --------------
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| 236 |
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| 237 | - [QTBUG-6007] On Windows we query if there is a touch screen and do not try
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| 238 | to enable gestures otherwise.
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| 239 | - QLocalSocket
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| 240 | * [QTBUG-7815] Pipe handle leak fixed, when closing a QLocalSocket that
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| 241 | still has unwritten data.
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| 242 | * [QTBUG-9681] Fixed closing state for local sockets with unwritten data.
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| 243 | * [QTBUG-8418] Detection of Windows Mobile 6.5 fixed.
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| 244 |
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| 245 | - [QTBUG-7662] Fixed an issue with clipped icon text.
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| 246 | - [QTBUG-7663] QFileIconProvider now show overlays when fetching native
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| 247 | filesystem icons.
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| 248 | - [QTBUG-8324] Fixed a potential crash when fetching native icons.
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| 249 |
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| 250 | Qt for Windows CE
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| 251 | -----------------
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| 252 |
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| 253 | - Core changes
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| 254 | * [QTBUG-8754] Fixed menu handling on Windows mobile.
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| 255 | * [QTBUG-7943] Fixed a crash when receiving a certain type of
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| 256 | WM_SETTINGSCHANGE message.
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| 257 |
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| 258 | - QWindowsMobileStyle
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| 259 | * [QTBUG-8419] Huge performance penalty for QTabWidget fixed for
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| 260 | Windows Mobile 6.5.
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| 261 | * [QTBUG-8757] QTabBar scroll button size has been fixed.
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| 262 |
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| 263 | Qt for Mac
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| 264 | -----------------
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| 265 |
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| 266 | - [QTBUG-8461] Fixed incorrect text rendering with document mode tabs.
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| 267 |
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| 268 |
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| 269 | Qt for Symbian
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| 270 | --------------
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| 271 |
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| 272 | - Multimedia
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| 273 | * [QT-567] Implementation of QtMultimedia QAudio* APIs.
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| 274 | * [QTBUG-8919] Modified Phonon MMF backend to support video playback on
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| 275 | platforms which use graphics surfaces (i.e. platforms using the
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| 276 | New Graphics Architecture a.k.a. ScreenPlay).
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| 277 |
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| 278 | - mkspecs
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| 279 | * Changed pkg_prerules to not use default_deployment for vendor ID.
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| 280 | * Added forwarding headers for qplatformdefs.h in Symbian mkspecs.
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| 281 | * Added some missing IBY export paths to platform_path.prf.
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| 282 | * Fixed libstdcpp.dll version autodetection for Symbian.
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| 283 | * [QTBUG-7836]: Removed unnecessary dependency to moc.exe from Symbian
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| 284 | builds.
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| 285 | * [QT-1171]: Fixed libstdcpp.dll version autodetection.
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| 286 | * [QTBUG-8513]: Fixed misc FLM issues.
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| 287 | * [QT-2909]: Support for adding conditional MMP_RULES.
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| 288 | * [QT-3253]: Export .flm files always if they are different.
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| 289 | * [QTBUG-9279]: Made it possible to define more than one language using
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| 290 | pkg_prerules.
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| 291 | * [QTBUG-6795]: Made sure target path exists in qmake_extra_pre_targetdep.flm.
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| 292 | * [QTBUG-7883]: Only use unix-like tools when not building for Symbian
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| 293 | in Windows.
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| 294 |
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| 295 | - configure
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| 296 | * [QTBUG-7942]: Fix QT_BUILD_KEY for Symbian in Windows builds.
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| 297 |
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| 298 | IMPORTANT NOTE: The build key change causes all Qt for Symbian plugins
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| 299 | made with Qt 4.6.2 or earlier version incompatible with
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| 300 | Qt 4.6.3 and later.
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| 301 |
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