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Diffstat (limited to 'dist/changes-4.2.3')
| -rw-r--r-- | dist/changes-4.2.3 | 373 |
1 files changed, 373 insertions, 0 deletions
diff --git a/dist/changes-4.2.3 b/dist/changes-4.2.3 new file mode 100644 index 0000000..8041602 --- /dev/null +++ b/dist/changes-4.2.3 @@ -0,0 +1,373 @@ +Qt 4.2.3 is a bug-fix release. It maintains both forward and backward +compatibility (source and binary) with Qt 4.2.0. + +The Qt version 4.2 series is binary compatible with the 4.1.x and 4.0.x +series. Applications compiled for 4.0 or 4.1 will continue to run with 4.2. + +**************************************************************************** +* General * +**************************************************************************** + +General Improvements +-------------------- + +- Configuration/Compilation + * Fixed architecture detection on UltraSPARC-T1 systems. + * Fixed compilation on embedded architectures when qreal is not double. + * Compile on OpenBSD. + +- 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. + +Third party components +---------------------- + +- libpng + + * Security fix: Avoid null dereferences. + +**************************************************************************** +* Library * +**************************************************************************** + +General improvements +-------------------- + +- Graphics View + + * Calling QGraphicsScene::update() without arguments now correctly + updates the entire scene. + * Changing the background brush in QGraphicsScene now correctly updates + the entire scene + * Fixed a crash in QGraphicsScene due to stale pointers in the BSP tree. + * QGraphicsScene::createItemGroup() now allows you to create an empty + group (previously caused an assert in debug mode). + * Fixed rendering bugs with QGraphicsPixmapItem::offset(). + * Adding an item to a QGraphicsScene now always implicitly causes an + update. + * Fixed a crash caused by deleting a QGraphicsScene that is being viewed + by a QGraphicsView. + * Items with zero width or height (e.g., a horizontal or vertical line + with a zero-width cosmetic pen) are now rendered correctly. + * Fixed a crash in QGraphicsScene::destroyItemGroup(), and when removing + items from a group. + +- Item views + * Fixed data loss in QTreeWidget, QTableWidget and QListWidget that + occurred when performing a drag and drop copy operation on items + containing data in custom roles. + + * Fixed signal emission bugs in QSqlQueryModel and QSqlTableModel that + caused the view to contain invalid items when used with a + QSortFilterProxyModel. + + * Fixed a bug in word-wrapped text that could cause all new-line + characters, and the last line in string containing at least one + newline character, to be removed. + + * Fixed bug in QListView where the last item of a batch was not always + displayed. + +- QAction + * Fixed a possible crash when using alternate shortcuts on a QAction. + +- QByteArray + * Fixed a crash in toUpper(). + +- QCleanlooksStyle + * Indeterminate progress bars are now correctly animated. + +- QComboBox + * Fixed broken case sensitive completion. + * Changing the font on a QComboBox now changes the font on the popup as + well. + +- Q3TextEdit + * Fixed regression where some shortcuts didn't work on Mac OS X. + +- Q3Canvas + * Fixed potential memory overrun when determining a clipping chunk. + +- Q3Socket + * Fixed unexpected remote disconnection bugs (also QTcpSocket). + +- QFile + * Performance enhancements in QFile::copy(). + * Allow reading past the previous end of the file if the file grows. + * Reliably allow QFile::readLine() and QFile::readAll() to be used to + read from stdin on all platforms. + +- QFileDialog + * Fixed crash that could occur when the filter began with ';;'. + * Fixed assertion caused by calling setFilters() with an empty list. + * Fixed problem with file entries not being laid out correctly. + +- QGridLayout + * Fixed bug in handling of fixed size spacers spanning multiple + rows/columns + +- QLayout + * Fixed bug caused by setting minimumSize() and SizePolicy::Fixed on a + widget that implements minimumSizeHint() but not sizeHint(). + +- QLineEdit + * Fixed crash caused by moving the cursor over a QChar::LineSeparator + in the text. + +- QPainter + * Fixed bug in QPainter::drawPoints() when using the raster paint engine + which caused some points to be missing. + * Removed memory leak in raster paint engine when drawing complex + polygons/paths. + +- QProcess + * Fixed a crash that could occur when calling QProcess::waitForFinished() + from inside a slot connected to a signal emitted by QProcess. + * Fixed a race condition on Windows where QProcess::bytesToWrite() would + return a short byte count. + +- QTextDocument + * Fixed find() with backward searches. + * Match CSS style selector case insensitively. + * Fixed HTML import for tables with missing cells and rowspan/colspan + attributes. + +- QSortFilterProxyModel + * Fixed a crash caused by calling filterChanged(). + * Fixed a crash caused by removing items from the source model. + * Fixed a bug that could cause a model to enter an invalid state when + filtering items in a hierarchy, causing items in a QTreeView to + erroneously be collapsed. + * Fixed a bug that could cause invalid items to be added when inserting + new items to the source model. + +- QSyntaxHighlighter + * Fixed failing assertion that could occur when installing a syntax + highlighter before the document has created a layout. + +- QPluginLoader + * Fixed compilation of Q_EXPORT_PLUGIN when used with templates. + +- QTcpSocket + * Fixed a bug where QTcpSocket would time out when connecting to a + closed service on Windows. + * Fixed a race condition when calling waitFor...() functions with a very + short timeout value. + * Fixed unexpected remote disconnect problems on Windows. + * Improved the reliability of the waitFor...() functions with SOCKS5 + proxy support. + +- QTextLayout + * Fixed rendering of surrogate pairs and cursor navigation with them. + +- QTextEdit + * Fixed crash in QTextEdit::setExtraSelection() that could occur when + used with null cursors. + * Fixed scrollbar bug which could cause the bottom of the text to be + unreachable. + +- QTextStream + * Fixed QTextStream::readLine() so it can be used reliably with stdin on + all platforms, and updated the documentation to reflect this. + +- QMacStyle + * Ensured that tab bars are drawn correctly regardless of the font used. + +- QMenuBar + * Properly marked the "text heuristic matching" strings for translation. + +- QMenu + * Fixed incorrect scrolling on large menus on Mac OS X. + +- QPlastiqueStyle + * Ensured that indeterminate progress bars are now always animated and + fixed a rendering bug. + +- QPrinter + * Fixed a bug on X11 that caused the printer to generate too many + copies. + * Fixed a bug in the PostScript driver that could cause invalid + PostScript to be generated. + +- QSqlRelationalTableModel + * Ensured that the internal cache is cleared after + QSqlRelationalTableModel::submitAll() is called. + +- QSqlDriver + * Ensured that QSqlDriver::formatValue() doesn't cut off characters from + field names. + +- QTextTable + * Removed false assertion when deleting the first row or column in a + table. + * Fixed crash when splitting cells in the rightmost column of a table. + * Fixed issue where QTextTable::splitCells() would shift cells further + down in the table. + * Fixed crash in QTextTable::mergeCells() caused by merging an already + merged cell. + +- QToolTip + * Fixed QToolTip sizes when used with HTML tags like <BR>. + +- QUdpSocket + * Fixed a busy-wait causing the event loop to spin when writing a + datagram to an unbound port. + * QUdpSocket now reliably emits readyRead() in connected mode. + +- QUrl + * Fixed a crash that would occur as a result of calling errorString() on + an empty URL. + +- SQL plugins + * Prevent crashes in QSqlQuery after reopening a closed ODBC connection. + * Prevent crash when retrieving binary data from ODBC. + * The Interbase driver now returns a valid handle through + QSqlDriver::handle(). + +- QMutex + * Fixed race condition in QMutex::tryLock() that would prevent all + other threads from acquiring the mutex + +- QList + * Fixed crash when modifying a QList that must be detached from a + separate thread + +- QWidget + * Fixed case where a modal dialog could be stacked below its parent + window when the dialog was shown first + * Fixed an erroneous hideEvent() from being sent immediately after + window creation + * Fixed problem with missing text in QWidget::whatsThis(). + +- QWindowsStyle + * Fixed a crash that could occur when deleting a QProgressBar after its + style was changed. + +- QVariant + * Fixed assertion caused by streaming in a variant containing a float. + +- QAbstractItemView + * Fixed focus problem with cell widgets. + +- QTableView + * Fixed problem with context menus clearing the selections. + +- QHeaderView + * Fixed assertion that could occur when removing all sections when some + sections had been moved. + * Fixed a bug that could prevent the user from resizing the last + visible section if the "real" last section was invisible. + +- QListView + * Fixed crash when calling reset. + +- QTableWidget + * Fixed painting problem that could occur when rows were swapped. + +- QTreeView + * Fixed a crash that could appear when removing all the children of an + item. + +**************************************************************************** +* Platform Specific Changes * +**************************************************************************** + +X11 +--- + * Fixed detection of Type1 symbol fonts. + * Fixed crash on exit in QSystemTrayIcon when QApplication is used + as the parent. + * Fixed animation GUI effects on tooltips, menus, and comboboxes. + * Fixed crashes in threaded programs when Qt uses the Glib main + loop. + * Fixed bug where an empty LANG environment variable could prevent input + of non-ASCII chars in Qt widgets. + * Fixed leak of initial style created by QApplication after calling + QApplication::setStyle(). + * Fixed erroneous event delivery to a widget that has been destroyed. + * Prevent shortcuts for keypad arrow keys from being activated when + Num Lock is on. + * Fixed bug which caused incorrect drawing of subrectangles of bitmaps. + * Fixed bug in rendering of the Bengali script. + +Windows +------- + * Fixed compilation with -no-stl. + * Fixed compilation with Windows SDK for Vista. + * Fixed an issue that could cause missing text when Cleartype was used. + * Fixed the hot-spot locations for OpenHandCursor and CloseHandCursor. + * Fixed infinite warning loop about adopted threads in applications with + many threads. + * Fixed assertion caused by hiding a child widget whose window has not + yet been created. + * Fixed QWindowsXPStyle so that it is possible to draw a + QStyle::CE_DockWidgetTitle without having an actual instance of + QDockWidget. + * Fixed crash when drawing text with large font sizes. + * Fixed support for the Khmer language. + * Fixed incorrect reporting of frameGeometry() after a window is closed. + * Fixed crash when handling spurious WM_CHAR from Remote Desktop Client. + * Fixed crash in JPEG plugin while loading. + * Fixed crash in QFileDialog::getExistingDirectory() when specifying + a parent that has not been shown yet. + +Mac OS X +-------- + * Fixed regression where dragging/copying Unicode text in Qt to another + application would only export the non-Unicode version. + * Fixed regression where releasing the mouse button would send two mouse + releas events to a widget. + * Fixed regression where the drop action would be reset after a native + "DragLeave" event was received. + * Wrapping a (non-Qt) window's content view and resizing before showing + the window for the first time now works correctly. + * Ensured that the content view is always created before we QWidgets are + added to a window - this allows better integration with Cocoa apps. + * Fixed regression where text/uri-list was inadvertently disabled for + clipboards. + * Fixed regression where setting the brushed metal style on a message + box would show the label in a non-metallic style. + * Fixed the open source binary package to have the correct definitions + for development. + +Qtopia Core +----------- + * Fixed a data corruption bug in QDataStream on ARM processors where + reading and writing doubles/qreals would be incompatible with streams + on other platforms. + Note: corrupt data streams generated with previous versions of Qtopia + Core on ARM platforms cannot be read with this version. + * Fixed a possible buffer overflow in the VNC driver. + * Fixed a memory leak in the windowing system. + * Fixed painting errors occuring with use of QT::WA_PaintOnScreen on + certain screen configurations. + * Improved performance when using a 16-bit brush as the background on a + 16-bit screen. + * Improved performance of 16-bit semi-transparent solid fills. + * Fixed crash that could occur when saving a 16-bit image in BMP or PPM + formats. + * Fixed bug where window icons would not be shown in Plastique style. + * Fixed bug in QWSServer::setMaxWindowRect() on rotated displays. + * Fixed crash with normalized Unicode characters and QPF fonts. + * Ensured that QWidget::minimumSize() does not become larger than the + screen size. + |