90 lines
4.2 KiB
Groff
90 lines
4.2 KiB
Groff
Qt 5.12.5 is a bug-fix release. It maintains both forward and backward
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compatibility (source and binary) with Qt 5.12.0 through 5.12.4.
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For more details, refer to the online documentation included in this
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distribution. The documentation is also available online:
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https://doc.qt.io/qt-5/index.html
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The Qt version 5.12 series is binary compatible with the 5.11.x series.
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Applications compiled for 5.11 will continue to run with 5.12.
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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 Qt Bug Tracker:
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https://bugreports.qt.io/
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Each of these identifiers can be entered in the bug tracker to obtain more
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information about a particular change.
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****************************************************************************
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* Important Behavior Changes *
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****************************************************************************
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- [QTBUG-76871] TapHandler.point now holds the release position while the
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tapped() signal is emitted.
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****************************************************************************
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* QtQml *
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****************************************************************************
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- [QTBUG-76018] Readonly QML properties can now be templates such as
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list<...>.
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- [QTBUG-76085] QQmlApplication engine now automatically loads translation
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files from resource directories.
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- [QTBUG-75939] Instances of QJSValue can now safely be passed between
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threads and destroyed in a different thread.
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- [QTBUG-75642] Fixed an invalid memory read caused by the JIT compiler.
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- [QTBUG-71387] Fixed a use-after-free condition caused by calling
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qmlClearTypeRegistrations().
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- [QTBUG-76656] Made sure JavaScript "this" points to the right object when
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calling scope and context properties through lookups.
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- [QTBUG-76796] Fixed bindings to typeof(<name>) to get re-evaluated when
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<name> gets defined.
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- [QTBUG-55407] Avoid invalid memory access when calling setData() on a
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QQmlComponent constructed without an engine.
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- [QTBUG-76441] Fixed importing "qrc:/" (with exactly one slash).
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- [QTBUG-71329] Implemented the missing bits of JavaScript promise chains.
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- [QTBUG-75983] Fixed null pointer dereference in QQmlXmlHttpRequest.
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- [QTBUG-77012] Fixed static build issue: multiple definitions of
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qtPositionAttributeName().
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- [QTBUG-77102] The component versioning is not enforced when loading
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singletons.
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****************************************************************************
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* QtQuick *
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****************************************************************************
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- Item Views:
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* [QTBUG-76487] We now properly populate delegates with the populate
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transition when the view is resized after componentComplete.
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* [QTBUG-31677] A ListView footer is now positioned correctly after the
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last item is removed.
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* [QTBUG-76433][QTBUG-44308] Fixed a crash while doing fast flicking in
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transitions that use Animators.
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* [QTBUG-76254] Fixed a crash in QQmlDelegateModel.
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- Input:
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* [QTBUG-75399] Fixed a crash when using the KeyNavigation attached property.
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* [QTBUG-76875] DragHandler now respects acceptedButtons.
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* [QTBUG-71218] If a Controls 2 Button has a DragHandler, the button is
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now released when the drag begins.
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- Scene graph:
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* [QTBUG-76603] qmlscene now sets the default surface format earlier
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and correctly.
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* [QTBUG-68566] Fixed rendering freeze when using software rendering
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of WebEngine in QQuickWidget.
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* [QTBUG-66810] Software rendering: repaint everything when moving
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between HiDpi and lower-resolution screens.
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- Text:
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* [QTBUG-77217] Fixed a bug where aligning an image to "top" or "bottom"
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could cause a crash under certain circumstances.
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* [QTBUG-76528] Fixed missing glyphs and in some cases crashes when
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displaying many characters from the same font on a system with a
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low maximum texture size.
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* [QTBUG-76528] Fixed a bug when displaying many characters from the same
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font on a system with a low maximum texture size.
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* [QTBUG-74761] Added support for text color when using color fonts.
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