Qt 4.6.2 is a bug-fix release. It maintains both forward and backward compatibility (source and binary) with Qt 4.6.0. For more details, refer to the online documentation included in this distribution. The documentation is also available online: http://qt.nokia.com/doc/4.6 The Qt version 4.6 series is binary compatible with the 4.5.x series. Applications compiled for 4.5 will continue to run with 4.6. Some of the changes listed in this file include issue tracking numbers corresponding to tasks in the Qt Bug Tracker, the (now obsolete) Task Tracker, or the Merge Request queue of the public source repository. Qt Bug Tracker: http://bugreports.qt.nokia.com Task Tracker: http://qt.nokia.com/developer/task-tracker Merge Request: http://qt.gitorious.org **************************************************************************** * General * **************************************************************************** New features ------------ - SomeClass, SomeOtherClass * New classes for foo, bar and baz Optimizations ------------- - Optimized foo in QSomeClass * See list of Important Behavior Changes below **************************************************************************** * Library * **************************************************************************** QtCore ------ - QXmlStreamWriter * [QTBUG-6893] Fixed adding extra Byte Order Marks when writing to a xml file. QtGui ----- - QAbstractScrollArea * [QTBUG-1760] Reverted horizontal scrolling with mouse wheel when vertical scrollbar is hidden - QBmpHandler * [QTBUG-7530] Fixed an infinite loop that could occur when reading invalid BMP images. - QGraphicsEffect * [QTBUG-6901] Fixed performance problem when translating items with graphics effects. - QImage * [QTBUG-7231] Avoid an unnecessary copy in QImage::scaled(). - QPDFEngine * [QTBUG-7249] Fixed the encoding of the Tile and Creator tags in the PDF engine. * [QTBUG-7029] Fixed a crash when re-creating QApplication object due to a dangling gesture manager pointer. QtDBus ------ - foo * bar QtNetwork --------- - foo * bar QtOpenGL -------- - [QTBUG-7490] Better support for user-generated binary shaders. - QGLWidget * [QTBUG-7213] Fixed QGLWidget::renderPixmap() on Windows. - QGLPixelBuffer * [QTBUG-7476] Fixed a crash under X11 when drawing QPixmaps to QGLPixelBuffers. - QGL2PaintEngineEx * [QTBUG-7203] Reset the GL stencil mask, op and function in resetGLState(). QtOpenVG -------- - [QTBUG-7791] Optimize single-rect IntersectClip in OpenVG using the scissor. - [QTBUG-7864] Use OpenVG scissor on 90/180/270 rotations and simple clips. QtScript -------- - foo * bar QtSql ----- - foo * bar QtXml ----- - foo * bar QtMultimedia ------------ - QAudioInput * [QTBUG-7044]: QAudioInput stopped working correctly after suspend()/resume() on linux. Qt Plugins ---------- - foo * bar Third party components ---------------------- - Updated foo to version 2.3.9. - Updated bar to the latest version from baz.org. **************************************************************************** * Platform Specific Changes * **************************************************************************** Qt for Unix (X11 and Mac OS X) ------------------------------ - Qt for Linux/X11 ---------------- * Fix a bug where QPixmap::serialNumber was not set on a transformed pixmap in Qt/X11. * Fixed a crash when an input method tries to create a widget after the application is destroyed. Qt for Windows -------------- - Qt for Mac OS X --------------- - QPrintPreviewDialog * [QTBUG-7312]: Menubar and dock disappear after hiding a fullscreen widget on Cocoa. * [QTBUG-7481]: Re-added the Close button in QPrintPreviewDialog for Mac/Carbon. * [QTBUG-7522]: Drawing fake buttons using QMacStyle+QStyleOptionViewItemV4 lead to crash. * [QTBUG-7625]: Calling showFullScreen() then showNormal() on a widget results in top menu hiding. Qt for Embedded Linux --------------------- - DirectFB -------- * Fix a bug where QPixmap::serialNumber was not set on a transformed pixmap in DirectFB. * Reimplement QPixmapData::scroll for QDirectFBPixmapData which optimizes QPixmap::scroll * Fix a rendering issue for semi-transparent top level windows in DirectFB. * Make it possible to fall back to the raster engine for stretch blits in DirectFB using QT_NO_DIRECTFB_STRETCHBLIT - Qt for Windows CE ----------------- - **************************************************************************** * Tools * **************************************************************************** - Designer * [QTBUG-6965] Enabled editing seconds of QDateTime-type properties * [QTBUG-6757] Fixed bug where selection handles would be affected by a style sheet set on the main form. - uic3 * [QTBUG-7404] Added option to preserve layout names set by Qt 3 Designer. - qdoc3 * bar - Linguist * baz **************************************************************************** * Important Behavior Changes * **************************************************************************** -