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| author | Samuel Rødal <samuel.rodal@nokia.com> | 2011-05-19 14:18:21 (GMT) |
|---|---|---|
| committer | Samuel Rødal <samuel.rodal@nokia.com> | 2011-05-19 14:52:54 (GMT) |
| commit | 6241e39cff9311c943430ff2f31236b13618f2ac (patch) | |
| tree | 471d4e01c1e3a4d2e67f189de5a384aa98526521 /src/opengl/qgl_qpa.cpp | |
| parent | a3b627e1c5ce03a2500ab35c64729b1995639dcc (diff) | |
| download | Qt-6241e39cff9311c943430ff2f31236b13618f2ac.zip Qt-6241e39cff9311c943430ff2f31236b13618f2ac.tar.gz Qt-6241e39cff9311c943430ff2f31236b13618f2ac.tar.bz2 | |
Full translucent background support in xcb and xlib backend.
Make sure to pick an alpha visual also for non-GL surface types, and to
ask for alpha in the window format if the WA_TranslucentBackground
attribute is set.
Reviewed-by: Janusz Lewandowski
Diffstat (limited to 'src/opengl/qgl_qpa.cpp')
| -rw-r--r-- | src/opengl/qgl_qpa.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/opengl/qgl_qpa.cpp b/src/opengl/qgl_qpa.cpp index 994344c..9da650f 100644 --- a/src/opengl/qgl_qpa.cpp +++ b/src/opengl/qgl_qpa.cpp @@ -150,6 +150,8 @@ bool QGLContext::chooseContext(const QGLContext* shareContext) if (shareContext) { winFormat.setSharedContext(shareContext->d_func()->platformContext); } + if (widget->testAttribute(Qt::WA_TranslucentBackground)) + winFormat.setAlpha(true); winFormat.setWindowApi(QPlatformWindowFormat::OpenGL); winFormat.setWindowSurface(false); widget->setPlatformWindowFormat(winFormat); |