| 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. |
| |