diff options
| author | Gatis Paeglis <gatis.paeglis@nokia.com> | 2012-06-26 19:14:45 +0200 |
|---|---|---|
| committer | Qt by Nokia <qt-info@nokia.com> | 2012-06-28 06:22:00 +0200 |
| commit | fdcdae21d8ec077d8c24786ed5d4420fe770bcbf (patch) | |
| tree | d3b8357a3d9458d1389ea06226cdb361bbc0486e /src/platformsupport/dnd | |
| parent | 55150f0f0bac0a6343da60d8128fc4216b57db2b (diff) | |
Set window's surface format to support alpha channel.
Task-number: QTBUG-26114
Change-Id: I33f191373327832fb9d3054366412ec5be855cff
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@nokia.com>
Diffstat (limited to 'src/platformsupport/dnd')
| -rw-r--r-- | src/platformsupport/dnd/qshapedpixmapdndwindow.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/platformsupport/dnd/qshapedpixmapdndwindow.cpp b/src/platformsupport/dnd/qshapedpixmapdndwindow.cpp index 4eed1e7d85..95ceb0dbbc 100644 --- a/src/platformsupport/dnd/qshapedpixmapdndwindow.cpp +++ b/src/platformsupport/dnd/qshapedpixmapdndwindow.cpp @@ -50,6 +50,9 @@ QShapedPixmapWindow::QShapedPixmapWindow() : QWindow(), m_backingStore(0) { + QSurfaceFormat format; + format.setAlphaBufferSize(8); + setFormat(format); setSurfaceType(RasterSurface); setWindowFlags(Qt::ToolTip | Qt::FramelessWindowHint | Qt::X11BypassWindowManagerHint | Qt::WindowTransparentForInput); @@ -67,6 +70,7 @@ void QShapedPixmapWindow::render() { QPainter p(device); + p.setCompositionMode(QPainter::CompositionMode_Source); p.drawPixmap(0, 0, m_pixmap); } |