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- Qt 4.8.1 is the first patch release for Qt 4.8.x series. This document lists the
- improvements it provides compared to 4.8.0 version.
- For more details, refer to the documentation included in this distribution. The
- documentation is also available online:
- http://qt-project.org/doc/qt-4.8/
- The Qt version 4.8 series is binary compatible with the 4.7.x series.
- Applications compiled for 4.7 will continue to run with 4.8.
- Some of the changes listed in this file include issue tracking numbers
- corresponding to tasks in the Qt Bug Tracker:
- http://bugreports.qt-project.org
- Each of these identifiers can be entered in the bug tracker to obtain more
- information about a particular change.
- ****************************************************************************
- * General *
- ****************************************************************************
- General Improvements
- --------------------
- - Various documentation fixes [QTBUG-18101, QTBUG-8673, QTBUG-14194, QTBUG-9109,
- QTBUG-9466, QTBUG-8323, QTBUG-7924, QTBUG-20355, QTBUG-19367, QTBUG-21295,
- QTBUG-14554, QTBUG-8331, QTBUG-8329, QTBUG-8786, QTBUG-8787, QTBUG-12389,
- QTBUG-16667, QTBUG-6151, QTBUG-8625, QTBUG-19808, QTBUG-12096, QTBUG-1231,
- QTBUG-21073, QTBUG-8939, QTBUG-20399, QTBUG-20944, QTBUG-7542, QTBUG-22095,
- QTBUG-11278, QTBUG-15653, QTBUG-13362, QTBUG-18356, QTBUG-18417, QTBUG-18664,
- QTBUG-21562, QTBUG-22094, QTBUG-18741, QTBUG-15921, QTBUG-22172, QTBUG-15738,
- QTBUG-21466]
- Third party components
- ----------------------
- - Fix isolated Thai SARA AM handling (harfbuzz)
- - Fixes Javascript WTF to build with BB NDK (javascriptcore)
- - Fix height of some Thai characters (harfbuzz) [ou1cimx1#898104]
- - Harfbuzz-thai - fix to_tis620 function for latin characters
- - Harfbuzz-thai - When calling HB_OpenTypePosition we must set doLogClusters to true for thai
- - Harfbuzz-thai: Hide ZWJ and ZWNJ characters and show Inherited characters
- - Fix for Thai characters with a below mark [ou1cimx1#979179]
- - Harfbuzz-shaper - fix incorrect logClusters being set in HB_OpenTypePosition
- ****************************************************************************
- * Library *
- ****************************************************************************
- QtCore
- ------
- - Fix a couple of edge cases for WildcardUnix matching [QTBUG-20897]
- - Fix BC break with QAbstractFileEngine "mount points" [QTBUG-23688]
- - Change QUrl::toLocalFile to return path for relative urls [QTBUG-19827]
- - Fix progress bar values >100% when http upload is retried [QTBUG-23993]
- - Fixes QIconvCodec::convertToUnicode()
- - Make QString::latin1() re-entrant, the global QHash needs a mutex
- - Changes in Symbian CleanupStack use to allow dodgy app start [ou1cimx1#960665]
- - Fixed null pointer dereference in QUnifiedTimer
- - Fixes a possible out-of-bound write in QByteArray
- - Raise loopLevel for deleteLater in event filters
- - Fixed compiler warning about unused variable with QT_NO_TEXTCODEC
- - Initializes seqDumpPos on qiodevice.cpp
- - QWindowsPipeWriter could terminate the process to early [QTBUG-4425]
- - De-duplicate platform-dependent paths
- - Add missing llvm-gcc-4.2 SSE 4.2 intrinsics
- QtGui
- -----
- - Declarative: Unify output of warning messages in debug server [QTBUG-22860]
- - Declarative: Use qDebug() for debugger status updates
- - [blitter] Fix memory leak in the blitter paintengine
- - [blitter] Generate a new serial number when resizing the
- - [blitter] Use QScopedPointer for the engine and blittable
- - [blitter] Work on tst_QPixmap::clear()
- - directfb: Backport the work from QtBase to Qt 4.8
- - Fix Memoy leak relateded to contextmenu [QTBUG-22817]
- - Handle closable tabs in QAccessibleTabBar
- - Activate window when focus is set in QAccessibleWidget::doAction
- - Send text selection changes for accessibility
- - blitter: Use CapabilitiesToStateMask as a class member
- - blitter: Kill the isBlitterLocked variable of the
- - blitter: Move the definition out of the class declaration
- - blitter: Move state updates into new methods
- - blitter: Base QBlitterPaintEngine on QRasterPaintEngine
- - blitter: Group code by functionality in header and cpp file
- - blitter: Fix the 'solid' detection for the brush in case of fillRect
- - Fixed QEventDispatcherQPA::processEvents()
- - Fix crash in QTreeWidgetItem::sortChildren when adding new item [QTBUG-20345]
- - Fixed crash in QDeclarativeGridView
- - Fixed compiler warnings about unused q and d variables in declarative [QTBUG-22512]
- - Add accessible role Terminal
- - Add accessible role Desktop
- - Check for the clipboard manager when looping due to app quiting
- - QTextEdit cursor position fix when moving left/right with selection [QTBUG-22853]
- - Fix pinch-zoom problem when application is deactivated [ou1cimx1#948030]
- - Do not check isActiveWindow to determine if an accessible widget is focusable
- - Use available geometry when maximized (qwidget_qpa.cpp)
- - Fixed CustomDashLine drawing bug [QTBUG-23248]
- - Ensure the header's context menu is in sync with the visible sections [QTBUG-23271]
- - Update accessibility selections in QTextControl
- - Fix QListView::scrollTo() when there are hidden rows [QTBUG-21115]
- - QTextEngine - treat a fullstop (0x2E) as the same script as the preceeding
- text when dividing up strings
- - Added QAccessibleGroupBox (a new accessible interface for QGroupBox)
- - Fixed memory leak in QPA/Lighthouse event handling
- - QDial: Fix crash when singleStep-property is 0 [QTBUG-23072]
- - Build fix to raster window surface [QTBUG-23320]
- - QPA: Don't force event handling every second. No need to wake up the CPU if we know that nothing happened.
- - Fix submenu positioning [QTBUG-23568]
- - Fix divide by zero when glyphWidth is 0 (QTextEngine)
- QtNetwork
- ---------
- - Fix null pointer dereference in NTLM authentication
- - Fix NTLM authentication with email address [QTBUG-19894]
- - Fix faulty logic in http connection pipelining
- - Handle plain socket write errors in SSL
- - Don't fetch credentials from cache following a failed proxy authentication [QTBUG-22875]
- - Fix race in http connection channel
- - Fix http authentication to a different realm on the same server
- - Fix for assertion failure on QNetworkAccessAuthenticationManager
- - Prevent data loss when an ssl socket is closed by remote [QTBUG-23607]
- - Fix online status checking in generic bearer plugin [QTBUG-22873]
- - Abort FTP download, not the whole application [QTBUG-22820]
- - Fix incorrect use of QObject::disconnect in synchronous http request
- - Fix handling of urls containing username/password in QNetworkAccessManager [QTBUG-18107]
- - Remove unnecessary locking from QNetworkProxy constructor [QTBUG-13088]
- - QNetwork: fix compilation with "-no-feature-bearermanagement" [QTBUG-23239]
- - QSslCertificate - make lazy initialisation thread safe [QTBUG-20452]
- - QNetwork: remove compile warning (QHttpNetworkConnectionChannel)
- QtOpenGL
- --------
- - Using samples=0 to turn multisampling off [ou1cimx1#951223]
- - Fixed crash in GL 2 paint engine on Intel Atom [QTBUG-22483]
- QtDBus
- ------
- - Remove implicit const char*->QString cast from QDBusServer's constructor [QTBUG-23398]
- - Fix crash in QDBusDemarshaller basic string-like type extraction [QTBUG-22840]
- - Fix crash in QDBusDemarshaller QStringList extraction [QTBUG-22840]
- - Fix crashes and non-portable functionality in QDBusDemarshaller QByteArray extraction [QTBUG-22840]
- QtWebKit
- --------
- - Updated WebKit to c1252be57a3f673277c732c0902568111b2f4964
- QtSql
- -----
- - Handle the 'real' datatype correctly in the SQLite driver [QTBUG-16373]
- - Ensure that QSqlDatabase::database() is still thread-safe [QTBUG-13423]
- QtTest
- ------
- - Doc: Add `-xunitxml' option to qtestlib documentation [QTBUG-14305]
- QtXml
- -----
- - Fix memory leak in QDomDocument DTD notation declaration handler [QTBUG-22588]
- - Fix memory leak in QDomDocument DTD entity declaration handler [QTBUG-22587]
- - Fix memory leak in QDomDocument entity text expansion
- - Fix access to uninitialized values in QtXmlPatterns
- ****************************************************************************
- * Database Drivers *
- ****************************************************************************
- ****************************************************************************
- * Platform Specific Changes *
- ****************************************************************************
- Qt for Linux/X11
- ----------------
- - Take into account shaping in findRealWindow
- - Fix crash in qt_init when the XFIXES extension is not available
- - Pass events to installed event dispatcher event filters
- before passing them to x11ProcessEvent()
- - When doing mouse move compression, pass non-MotionNotify events
- to installed event dispatcher event filters
- - Take into account input shaping in findRealWindow
- - Fix signature of q_atomic_test_and_set_ptr [QTBUG-22479]
- Qt for Windows
- --------------
- - Fix crash in positionInLigature [QTBUG-23104]
- - Fix crash when creating a QScriptEngine in a native thread [QTBUG-22926]
- - Windows: Add gcc 4.6 for cross building
- - use "cp -R" instead of "cp -r" for *bsd compatibility
- - Windows: Fix qt_ntfs_permission_lookup [QTBUG-247]
- - Remove NTFS junction and mount point detection [QTBUG-20431]
- - qfilesystemengine_win.cpp: compile with namespaced Qt
- - Build fix to qapplication_win.cpp when QT_NO_GESTURES is used [QTBUG-22501]
- - Fix a crash when changeEvent() is called and there is no container [QTBUG-23957]
- - Windows configure: make -mp affect the Qt build itself [QTBUG-23929]
- - Ensure that the type is not registered as a typedef (ActiveQt) [QTBUG-18555]
- - Fix Windows timer performance regression
- - Ensure the scrollers appears when there is too many menu items [QTBUG-23507]
- - QElapsedTimer/Win: Fix 64-bit integer overflow [QTBUG-23150]
- - Fix a crash in QSystemLocalePrivate::uiLanguages()
- - Fix mouse wheel page-by-page scrolling on windows [QTBUG-11336]
- - Fix potential race condition in data structure of adopted thread watcher
- - Fix to exit of adopted thread watcher in Windows [QTBUG-23961]
- - Make reference counting for QAxClientSite multi-processor safe
- - Activate replacements when installing .pc files for win32
- - Fixed Windows performance regression introduced by ac2818bef95f134 [QTBUG-24602]
- - Prevent stack corruption when using OpenGL Core Profile on Windows
- - Fix error handling in QHostInfo windows backend
- - Windows - fix getsockopt calls for narrower than int options [QTBUG-23488]
- - Fix window positioning regression from QTBUG-10589 fix [QTBUG-24071]
- Qt for Mac OS X
- ---------------
- - Backport writingSystems support code for Cocoa from Qt 5 [QTBUG-20996]
- - Fix stretched font positions in Lion [QTBUG-22825]
- - SSL: fix build with -openssl-linked for OpenSSL 0.9.8* [QTBUG-23132]
- - qnetworkproxy_mac.cpp was not compiled in on Mac for the network module [QTBUG-23302]
- - Fix using custom paper sizes on Mac [QTBUG-18723]
- - Fix CJK punctuation input through input methods in OS X [QTBUG-23216]
- - Fix cursor disappearance in QLineEdit on Mac when deleting all text [QTBUG-13169]
- - Cleaning logClusters for line separator layout shortcut [QTBUG-23704]
- - Fix set/paperSize(QPrinter::PaperSize) on Mac [QTBUG-20882]
- - Add the possibility to patch additional executables
- - Add support for XCode 4 into qmake [QTBUG-17247]
- - Make QMacCocoaViewContainer work again. Non-native widgets are now the default,
- set WA_NativeWindow to get a native widget.
- - Don't get stuck in a loop while trying to close the active popup widget [QTBUG-23448]
- - Fix modal file dialog opening on Mac [QTBUG-21609]
- - Fix QTreeView header re-ordering bug on Mac OS [QTBUG-14179]
- - Fix crash when opening a file dialog in sandbox on Mac [QTBUG-21609]
- - Fix incorrect state of show/hide menu items in Mac application menu [QTBUG-10705]
- - Enable storage of global Qt settings in app-local settings file on Mac pattern [QTBUG-16549]
- Qt for Symbian
- --------------
- - Symbian: Fix language mappings for localize_deployment [ou1cimx1#947060]
- - Symbian: improving diagnostics for QWaitCondition [ou1cimx1#946509 partial fix]
- - Symbian: Fix double deletion of selected text when using predictive [ou1cimx1#938665]
- - Symbian: Fix a case sensitivity issue with QMAKE_EXTRA_COMPILERS [ou1cimx1#951456]
- - Symbian: Only localize the application .rss that needs it, not all .rss [ou1cimx1#947060]
- - Fix window surface config on OpenGL graphics system [QTBUG-23082]
- - Default to QDir::homePath() in Symbian native file dialogs [ou1cimx1#947939]
- - Symbian: fix tst_QMenuBar::task256322_highlight() regression
- - Symbian - Fix QFile::map with non page aligned offsets [ou1cimx#953054]
- - Symbian: Fix to incorrect ApplicationActivate event in QtOpenGL [QTBUG-23195]
- - Fix m_longTapDetector causing crash [QTBUG-23252]
- - Symbian: Fix qscriptextensionplugin autotest [ou1cimx1#956851]
- - Symbian: Fix qcssparser autotest [ou1cimx1#957049]
- - Symbian: Fix SRCDIR usage in qlayout autotest [ou1cimx1#957098]
- - Symbian: Fix exporting and importing of some functions for autotests [ou1cimx1#957184]
- - QThreads on Symbian are named to allow them to be opened externally [ou1cimx1#959586]
- - Symbian - fix lockup when a network session is opened from its error [ou1cimx1#960395]
- - Recovering from draw failures after EGL surface creation failure [ou1cimx1#951921]
- - Fix for player application exit crash
- - Symbian: qmake: Fix emulator deployment destination [ou1cimx1#954237]
- - Add a public API for releasing cached GPU resources on Symbian [ou1cimx1yyy964181]
- - Symbian: fix qml file paths in building of demos
- - Symbian: clean package definition file
- - Catch exceptions inside QSymbianControl::Draw [ou1cimx1#952828]
- - Symbian - add rom upgrade flag to Qt sis files
- - Fix exception handling in Symbian event dispatcher [ou1cimx1#970701]
- - Fix exception handling testing on Symbian [ou1cimx1#970701]
- - Symbian: absent removed exports in Symbian def-files
- - Qt demos and Qt examples config in Symbian package definition
- - Symbian: clean deffiles for external projects using Qt infix
- - Prevent crashing on Symbian in case EGL surface creation fails [ou1cimx1#969923]
- - Fix for effects in Qt-applications startup [ou1cimx1#951526]
- - Fix Qt to use font with simplified chinese characters as default if needed [ou1cimx1#915614]
- - Symbian: Fix for blank window after taping Editing options
- - Symbian building: enable symbian platform autodetection
- - Avoiding early deleteLater in Symbian with better loopLevel tracking [ou1cimx1#947013]
- - Symbian: Fix for VKB default language to English in RTL variant [ou1cimx1#961176]
- - Checking for directory exists in failed QDir::mkpath on Symbian [ou1cimx1#974477]
- - RR scheduler error handling for deleted active objects [ou1cimx1#979241]
- - Allowing symbian cleanup code in thread started and finished slots [ou1cimx1#979704]
- - Fix backspace on empty lines with custom QML editors [ou1cimx1#981078]
- - Correcting fixed native orientation translation for touch points [ou1cimx1#982747]
- - Don't allow app panic on QProcess destruction, kill or terminate [ou1cimx1#985227]
- Qt for Embedded Windows
- -----------------------
- - Build fix for WINCE to qfsfileengine_win.cpp [QTBUG-22499]
- - Fixed fileiterator issue for WEC7 [QTBUG-22503]
- - Removed unnecesary dependency to winx.h from desktopservices for WinCE
- - Build fix for WINCE to qlocale_tools.cpp [QTBUG-22500]
- - Added mkspecs for WEC7 platform builder and armv4i HW
- - Fixed sqlite for Windows CE [QTBUG-22508]
- - Fix qsystemerror for WinCE [QTBUG-22498]
- - Fixed qapplication_win.cpp build for WinCE
- - libpng config for WEC7 [QTBUG-22506]
- - Fix DEPLOYMENT_PLUGIN for graphicssystem plugins [QTBUG-23963]
- - Fixed EGL build for WEC7 [QTBUG-22504]
- - Fixed QFile::link behaviour for WinCE devices.
- - Fixed compiler warning for libpng when compiling for WEC7 [QTBUG-22512]
- - Fixed MSVC compiler warning for zlib when compiling on WEC7 [QTBUG-22512]
- - Fixed libjpeg compiler warning about macro redefinition [QTBUG-22512]
- - Disable qmlplugindump build for WinCE [QTBUG-22518]
- - Enable basic gesture support for WEC7 [QTBUG-22517]
- - Fixed qchar and qsvgrenderer autotest deployment for WinCE devices
- - Reduces compiler warnings when compiling for WEC7 [QTBUG-22512]
- - Fixed warning by MSVC about class/struct mismatch in MethodData
- when compiling declarative module [QTBUG-22512]
- - Fixed compiler warning about unused status argument [QTBUG-22512]
- - Fixed DEBUG macro redefinition when compiling for WEC7 with MSVC [QTBUG-22512]
- - Build fix for QtDeclarative in WindowsCE [QTBUG-22511]
- - Fix 3 autotest build faulures for WinCE
- - Fixed cetest build for Windows CE [QTBUG-22505]
- - Fixed QtDeclarative autotest deployment for WinCE devices
- - Fixes to JSCore for WinCE [QTBUG-22502]
- - JSCore build fix for WEC7 [QTBUG-22497]
- - Fixed qmldbg_inspector build for WEC7 [QTBUG-22510]
- - Fixed CeTest remotelib build for WinCE 5
- - Fixed zlib build for WEC7 [QTBUG-22507]
- - Fix static build of Qt for WinCE and WEC7 [QTBUG-24500]
- Qt for RTOS
- -----------
- - Fix bug in qatomic for INTEGRITY RTOS
- - INTEGRITY mkspecs update (QTBUG-24153)
- - Add support for QNX iconv implementation
- - Fixes QProcess on QNX
- - realpath(X,0) IS supported on QNX
- - As QNX in now a supported platform moved qws/qnx-* mkspec files away from unsupported folder
- - Add mkspecs for Blackberry Playbook NDK
- - Adds QT_NO_QWS_INPUTMETHODS to blackberry qcc mkspecs
- - Include blackberry QPA plugin when building for blackberry make spec
- - Fixed handling of keyboard info messages
- - Fixing z-ordering of windows
- - React to changes of focus widget. Needed to automatically show/hide
- virtual keyboard when focus changes in or out of an input widget.
- - Improving clipboard integration
- - Renamed from blackberry-* to qnx-* in order to match he <platform>-<compiler> pattern
- ****************************************************************************
- * Tools *
- ****************************************************************************
- qmake
- - Escape path names in qmake-generated Makefiles [QTBUG-11776]
- - Fix qmake evaluation of QMAKE_TARGET.arch on msvc2010 x86_64
- - Create target pkgconfig dir in qmake generated Windows Makefiles
- - escape *_script_file usages in MingwMakefileGenerator::writeObjectsPart [QTBUG-24595]
- - Visual Studio project generator
- * qmake: fix /MP option for VS 2010 [QTBUG-23490]
- * qmake: fix default value for C++ optimization in vcxproj files [QTBUG-23421]
- * Ensure that the RC_FILE is correctly handled in a single configuration [QTBUG-22545]
- configure
- - Make configure not complain about missing perl for non-dev builds [QTBUG-5710]
- qtconfig
- - Add concurrent to QT_CONFIG
- qdoc3
- - Fix a bug where 'int' is not printed in snippets
- - Add dita_docs target to generate DITA output
- - Add a default alt attribute to img tags
- - Also correctly apply stack size difference in MSVC2008
- - Removed unnecessary codeblock from cppcodeparser.cpp (segfault due to null-pointer reference) [QTBUG-24082]
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