370 lines
14 KiB
Groff
370 lines
14 KiB
Groff
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Qt 4.5.2 is a bug-fix release. It maintains both forward and backward
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compatibility (source and binary) with Qt 4.5.1. For more details,
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refer to the online documentation included in this distribution. The
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documentation is also available online:
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http://qt.nokia.com/doc/4.5
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The Qt version 4.5 series is binary compatible with the 4.4.x series.
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Applications compiled for 4.4 will continue to run with 4.5.
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Some of the changes listed in this file include issue tracking numbers
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corresponding to tasks in the Task Tracker:
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http://qt.nokia.com/developer/task-tracker
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Each of these identifiers can be entered in the task tracker to obtain more
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information about a particular change.
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****************************************************************************
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* General *
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****************************************************************************
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General Improvements
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--------------------
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- Documentation and Examples
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* Added a new example (fancy browser) which shows how to use jQuery
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in QtWebKit.
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****************************************************************************
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* Library *
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****************************************************************************
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- QtDBus
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* [236955] Fixed an issue that would cause QtDBus to crash when
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relaying a signal emitted from a class under certain conditions.
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- QtOpenGL
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* [247083] Re-enabled anti-aliasing for large font sizes in OpenGL paint
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engine.
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* [251485] Fixed crash that could occur with projective transforms and
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high quality antialiasing.
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* [253468] Fixed a crash in the GL 2 paint engine that could occur
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when drawing text.
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- QtWebKit
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* Backported fixes for critical bugs, memory leaks, and crashes from
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WebKit trunk (with revision numbers) related to:
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Canvas (r40546, r41221 r41355, r42996, r43645)
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Memory (r41527, r43764, r43828, r43830)
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JavaScript (r39882, r40086, r40131, r40133)
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Rendering (r41285, r41296, r41659, r42887)
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Network (r41664, r42516, r42747)
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Plugins (r41346, r43550, r43915, r43917, r43923)
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Clipboard (r41360)
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SVG (r43590, r43795)
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* Backported various security fixes (r41262, r41568,
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r41741, r41854, r42081, r42216, r42223, r42333,
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r42365, r42532, r42533, r44010)
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- QAbstractItemView
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* [250754] Changing the font of the view did not update the size of the
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items if there was an application style sheet.
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* [252532] Pressing enter in a QPlainTextEdit embedded in an item view
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now inserts a newline
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- QAbstractNetworkCache
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* Only cache responses to HTTP GET by default, not HTTP PUT or POST.
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- QApplication
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* [249589] Fixed bug that prevented any part of the application from
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receiving focus when Graphics View was disabled using
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QT_NO_GRAPHICSVIEW.
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- QByteArrayMatcher
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* [251958] Assignment operator and copy constructor miss data.
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- QComboBox
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* [253944] Changing the style doesn't reset custom item delegate anymore.
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* [254589] Fixed the frame appearing if setting a style sheet with a
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border on the embedded item view while there is a style sheet on the
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application.
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- QCompleter
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* [253125] QCompleter doesn't expand entries with
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UnfilteredPopupCompletion.
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- QCssParser
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* [252311] "font-family:" now handle fallback font specified with a
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comma-separated list.
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- QDir
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* Fix reentrancy (listing directories in different threads)
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- QFile and QTemporaryFile
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* Fixed a leak of file descriptors in QTemporaryFile::rename,
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introduced in 4.5.1
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* [165920] QFile::copy leaves the source file open after the file has
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been copied.
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* [191467] & [252293] QFile::copy of resource files to the file system
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fails on Windows.
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* [197857] QFile::copy of resource files leaves temporary files on
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file system.
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* [248223] QTemporaryFile: Access denied error when (re-)opening through
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QFile interface.
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* [252659] QTemporaryFile::rename may leave source file behind.
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- QFileSystemModel
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* [254701] QFileSystemModel doesn't sort subfolders when being used in a
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QTreeView.
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* [251295] Windows path names incorrectly constructed in calls to
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updateIcon().
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- QFileDialog
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* [251341] It is not possible to remove a directory in the sidebar if the
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directory does not exist.
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* [251321] Hidden path in QFileDialog's sidebar cannot be opened.
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* [226483] setSidebarUrls() handles the URLs case sensitively so that
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adding the same directory twice is possible - Windows.
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* [252068] QFileDialog with QSortFilterProxyModel crashes.
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* [254490] QFileDialog selectFile() doesn't clear the selection if we
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call it several times.
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- QFontDialog
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* [252000] Ensure that QFontDialog::getFont() works on Mac OS X.
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- QGraphicsItem
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* [197802] Don't show children when parent is not visible
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* [252913] QGraphicsItem::setOpacity(0.0) does not trigger an update
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- QGraphicsView
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* [253415] Reset the 'connectedToScene' flag when changing the scene of a view
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- QGraphicsWidget
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* Fixed a bug with Qt::WidgetWithChildren shortcut context.
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- QGtkStyle
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* [250731] Fixed a build issue with glib version lower than 2.3.2
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* [254342] Fixed a potential crash when system theme changes occur.
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* [254614] Fixed an assert or warning related to GtkEntry focus handling
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reported with certain versions of GTK+.
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- QLocalSocket
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* [247144] Correctly handle remote disconnects.
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- QMacStyle
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* [253339] Don't draw arrows on tool buttons that have a menu and text
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only.
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* [252301] Ensure that small and mini spin boxes are drawn correctly.
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- QMotifStyle
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* Fix crash when changing style and destroying progress bar.
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- QNetworkAccessManager
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* [248838] Make QNetworkAccessManager reject invalid HTTP input
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earlier.
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- QNetworkCookie
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* [251959] Fixed parsing of multiple cookies separated by a newline.
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- QNetworkCookieJar
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* [251467] Do not allow cookies for domains like ".com".
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* [228974] Allow cookies whose domain attribute is missing a leading
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dot.
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- QObject
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* Fixed possible race condition if two QObject connected together with
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signals and slots are destroyed in different threads.
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- QPainter
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* [253783] Fixed text shaping bugs when using ligatures and different
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scripts in a single text item.
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* Fixed various inconsistencies for image drawing on non-integer
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coordinates.
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* Fixed bug with 0-opacity causing images to be drawn fully opaque.
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* Fixed crash when drawing on a null pixmap.
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* [251534] Fixed issue where text with non-opaque color from widget
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palette would be blitted instead of blended.
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* [253663] Fixed an issue with implicitly closed poly lines when using
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perspective transforms.
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- QPrintDialog
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* [253135] Crash in QPrintDialog when editing output filename.
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* [252873] Fixed an issue that could cause QPrintDialog to invalidate
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a valid QPrinter object.
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* [224728] Fixed an issue under X11 where QPrintDialog didn't update
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the print-to-file state if it was passed a QPrinter set up to
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print PDF or PostScript.
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- QPrinter
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* [252873] Fixed an issue with QPrinter::NativeFormat printers not
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being valid.
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* [248881] Fixed an issue under Windows where QPrinter::pageRect()
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returned the wrong rect when QPrinter::fullPage() was set.
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* [199271] Fixed an issue with QPrinter::setPrinterName()/printerName()
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on Mac.
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- QProgressBar
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* [252283] Fixed busy indicator for a QProgressBar with a style sheet
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applied to it.
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- QSelectionModel
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* [252069] Fix QSelectionModel::rowIntersectsSelection or
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QSelectionModel::columnsIntersectsSelection not reporting right result
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if some items are disabled.
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- QSortFilterProxyModel
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* [250023] Fixes QSortFilterProxyModel not reporting child if the model
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needs to fetchMore().
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* [251296] In dynamic filter model, children of temporarily filtered
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items were not correctly updated.
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* [252507] Show a warning instead of crashing if invalid indexes are
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passed.
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* [254234] Fixed setDynamicSortFilter not working when setting the model
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initially.
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- QString
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* Fixed reentrancy of QString::squeeze().
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- QSvg
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* [253614] Fixed an issue with parsing the 'stroke-dasharray' SVG
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attribute.
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- QSvgIconEngine
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* [251106] Fixed an issue that caused QIcon::actualSize() to reparse
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the SVG file for each acutalSize() call until QIcon::pixmap() was
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called.
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* [248848] Fixed an issue that would cause QIcon::pixmap() to reparse
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the SVG file, even though there was a cached pixmap for that size
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available.
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- QTabBar
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* [252472] Fixed problem with the current tab not being visible after
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calling setTabButton() on a scrolled tab bar.
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- QToolButton
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* [252554] Fixed a problem where text labels would be partially clipped
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when using Qt::ToolButtonTextUnderIcon.
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- QTransform
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* Fixed issue in QTransform::type() causing a projective transform to be
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treated as a scaling transform.
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- QVector
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* Fixed reentrancy of QVector::reserve().
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- QWidget
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* [250668] Don't send extra wheel events when using the scroll wheel in
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Cocoa.
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* [253448] Prevent a crash when using the Qt::WA_MacBrushedMetal
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attribute in conjunction with style sheets.
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- QWizard
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* [252662] Fixed crash that could happen when compiling on Windows XP
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and running on older Windows versions like 98 and 2000.
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****************************************************************************
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* Platform Specific Changes *
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****************************************************************************
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Qt for Linux/X11
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----------------
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[253186] Fixed compile error in qfontengine_ft.cpp on 64-bit platforms with
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legacy FreeType headers.
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[241361] Prevented asynchronous access to non-thread safe libfontconfig API.
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[244362] Worked around X server crash when calling XFillPolygon with more
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than 200000 points by falling back to raster paint engine.
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[250326] Title bar wasn't shown on X11 with Qt::CustomizeWindowHint for
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fixed-size windows.
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[251925] Improved showing QMessageBox on small screens.
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[252042] Fixed the loading of the OpenSSL libraries on OpenBSD.
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[255311] Fixed an issue with '-graphicssystem raster' on 8 and 16 bit X
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servers.
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[252328] Fixed an issue when rendering old XLFD fonts on X11 with Xrender
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and Fontconfig enabled.
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[248720] Fixed an issue with using '-graphicssystem raster' on X servers
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with BGR color layout.
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[196152] Fixed a problem with QPixmap::toImage() on big endian systems that
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would cause the R and B channels to be swapped for 32 bit pixmaps.
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[251928] Made the file dialog show suffixes if no filter name is provided
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when using the GTK+ file dialog.
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Qt for Windows
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--------------
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Fixed an issue with text rendering in 16 bit mode.
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[246196] Fixed an issue with clipped glyphs when rendering text with
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certain fonts.
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[251259] Switching to another application left text cursor in line edits
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with QtMfc framework.
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[253367] Fixed a memory leak when loading system icons on Windows.
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Qt for Mac OS X
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---------------
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[252795] Ensure that we send Apple Events in the Cocoa port even when Cocoa
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isn't ready.
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[252176] Fix regression in drawing parts of pixmaps on Panther.
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[253402] Fix a crash when a Cocoa window that used to be a QWidget would get
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events after the QWidget was destroyed.
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[249178] Fixed an issue with drawing text to QImages on Mac/Cocoa.
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[250066] Fixed an issue that caused reparenting of QGLWidgets to output
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warnings on Mac/Cocoa.
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Qt for Windows CE
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-----------------
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[248846] Handle the back soft key on Windows mobile.
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[252319] Fix regression in native menu integration.
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[242484] Fixed crash if Qt::WindowCancelButtonHint is used for a QDialog.
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****************************************************************************
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* Tools *
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****************************************************************************
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- Build System
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* [253053] Linker in macx-g++42 spec is gcc instead of gcc-4.2.
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- Designer
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* [248769] Fixed a bug affecting the display of keyboard shortcuts in
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the detailed view of the action editor.
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* [251092] Fixed a bug preventing entering local file names for QUrl-type
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properties on Windows.
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* [251691] Fixed dynamic re-translation of table headers.
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* [252251] Improved readability of the property editor when using the
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KDE Obsidian Coast theme.
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* [253236] Fixed a regression bug triggered by forms with a size policy
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of 'Fixed' on the main cointainer.
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* [253278] Made it possible to set QString-type properties using
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QDesignerFormWindowCursor::setProperty().
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* [253539] Prevent crash in Designer with the Cocoa port when when using
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a scroll wheel to change a property.
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* [252333] Fixed a regression crash in uic triggered when icon was set
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with different modes than normal off.
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* [252414, 252416, 252502] Fixed a crash in case of setting invalid point
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size of font property in property editor.
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- uic
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* [252333] Fixed a regression crash triggered by using icons with
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different pixmaps for QIcon states.
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****************************************************************************
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||
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* Plugins *
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|
****************************************************************************
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- DirectFB
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* Make sure we pick an appropriate format for pixmaps. E.g. use the same as
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the primary surface for opaque pixmaps and pick an appropriate one for
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transparent pixmaps if the primary surface format is not transparent.
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* Properly fall back to the raster engine for pens that aren't solid color.
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* Properly fall back to raster engine with "mirrored" scales.
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* Make sure window surfaces are in the appropriate pixel format and created
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in video memory if supported.
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* Fix clipping bug that would cause painting errors.
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* Fix various crash bugs.
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* Fix bugs when transforming/copying pixmaps with alpha channel.
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* Fix various bugs with regards to painting with alpha channel/porter
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duff.
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* Optimize a couple of internal functions to slightly speed up drawing.
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* Optimize raster fall backs.
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* Allow more customization for Flipping options.
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* Fix drawing with opacity != 1.0.
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* Support for better logging when trying to debug performance problems.
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* Fix bug in keyboard handling that caused modifiers not to work.
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* Get rid of some compiler warnings.
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