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| author | Qt Continuous Integration System <qt-info@nokia.com> | 2010-04-09 20:43:14 +0200 |
|---|---|---|
| committer | Qt Continuous Integration System <qt-info@nokia.com> | 2010-04-09 20:43:14 +0200 |
| commit | 587f4325850615392e99881e060121bd5ea85360 (patch) | |
| tree | c563522a355de79e857287a71a00115213262b81 /src/gui/image | |
| parent | 690e54dda08496d80526ae64dcb1fb88f533542b (diff) | |
| parent | 385f2c8a34a52443e78dfa272a1a483b9d6d29fc (diff) | |
| download | qt4-tools-587f4325850615392e99881e060121bd5ea85360.tar.gz | |
Merge branch '4.6' of scm.dev.nokia.troll.no:qt/qt-s60-public into 4.6-integration
* '4.6' of scm.dev.nokia.troll.no:qt/qt-s60-public:
Enable preserved swap behavior when surface is created due to resize.
Generate triggered signal even the action launches menu in Symbian.
Symbian emulator: unload file server so apps can be recompiled.
Clear QFontCache TLS content before nullifying TLS pointer.
Fixed focus and window activation events on Symbian when opening menu.
QTBUG-4887 and other exception safety fixes
Diffstat (limited to 'src/gui/image')
| -rw-r--r-- | src/gui/image/qimage.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/gui/image/qimage.cpp b/src/gui/image/qimage.cpp index 4f5efa1c46..5d2b4c0d8c 100644 --- a/src/gui/image/qimage.cpp +++ b/src/gui/image/qimage.cpp @@ -5667,7 +5667,11 @@ void QImage::setAlphaChannel(const QImage &alphaChannel) detach(); - *this = convertToFormat(QImage::Format_ARGB32_Premultiplied); + QImage converted = convertToFormat(QImage::Format_ARGB32_Premultiplied); + if (!converted.isNull()) + *this = converted; + else + return; // Slight optimization since alphachannels are returned as 8-bit grays. if (alphaChannel.d->depth == 8 && alphaChannel.isGrayscale()) { |