diff options
author | Liang Qi <liang.qi@theqtcompany.com> | 2015-12-18 08:37:31 +0100 |
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committer | Liang Qi <liang.qi@theqtcompany.com> | 2015-12-18 08:37:31 +0100 |
commit | beb65dcd79f8c354dab7bb4a8d08157bd9d69329 (patch) | |
tree | 4632a0ff0df8462f8913f347042cf8378de03268 /src/plugins/platforms/windows/qwindowsbackingstore.cpp | |
parent | 3fc1002489d5861d4f7cc2e1e8800881d6593c9d (diff) | |
parent | e3288f246b44ba2b6d90b90eb99ab61f496d8d57 (diff) |
Merge remote-tracking branch 'origin/5.6' into dev
Conflicts:
src/gui/painting/painting.pri
src/plugins/platforms/xcb/qxcbconnection.cpp
tests/auto/corelib/thread/qthreadstorage/qthreadstorage.pro
tests/auto/corelib/tools/qlocale/test/test.pro
tests/auto/gui/kernel/qwindow/tst_qwindow.cpp
tools/configure/environment.cpp
Change-Id: I9c40f458b89b2c206de2d2c24e90b5f679c93495
Diffstat (limited to 'src/plugins/platforms/windows/qwindowsbackingstore.cpp')
-rw-r--r-- | src/plugins/platforms/windows/qwindowsbackingstore.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/plugins/platforms/windows/qwindowsbackingstore.cpp b/src/plugins/platforms/windows/qwindowsbackingstore.cpp index bd5c35037d..135c9eb601 100644 --- a/src/plugins/platforms/windows/qwindowsbackingstore.cpp +++ b/src/plugins/platforms/windows/qwindowsbackingstore.cpp @@ -96,7 +96,12 @@ void QWindowsBackingStore::flush(QWindow *window, const QRegion ®ion, RECT dirty = {dirtyRect.x(), dirtyRect.y(), dirtyRect.x() + dirtyRect.width(), dirtyRect.y() + dirtyRect.height()}; UPDATELAYEREDWINDOWINFO info = {sizeof(info), NULL, &ptDst, &size, m_image->hdc(), &ptSrc, 0, &blend, ULW_ALPHA, &dirty}; - QWindowsContext::user32dll.updateLayeredWindowIndirect(rw->handle(), &info); + const BOOL result = QWindowsContext::user32dll.updateLayeredWindowIndirect(rw->handle(), &info); + if (!result) + qErrnoWarning("UpdateLayeredWindowIndirect failed for ptDst=(%d, %d)," + " size=(%dx%d), dirty=(%dx%d %d, %d)", r.x(), r.y(), + r.width(), r.height(), dirtyRect.width(), dirtyRect.height(), + dirtyRect.x(), dirtyRect.y()); } else { QWindowsContext::user32dll.updateLayeredWindow(rw->handle(), NULL, &ptDst, &size, m_image->hdc(), &ptSrc, 0, &blend, ULW_ALPHA); } |