diff options
author | Frederik Gladhorn <frederik.gladhorn@digia.com> | 2013-06-04 19:34:36 +0200 |
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committer | Frederik Gladhorn <frederik.gladhorn@digia.com> | 2013-06-04 19:34:36 +0200 |
commit | 80604a0786628a0c57eac7cc856720537956cc7f (patch) | |
tree | e31b9b56584e77d6aefd4dfd072ce4e8e3648f3d /src/plugins/platforms/qnx/qqnxwindow.cpp | |
parent | 1c901913c0af79b2bbde1b9da71f5267cb4fc76a (diff) | |
parent | c11a7d16c7056da4086a87c9e85b89f8466be032 (diff) |
Merge remote-tracking branch 'origin/stable' into dev
Conflicts:
src/corelib/global/qglobal.h
src/plugins/platforms/cocoa/qnsview.mm
Change-Id: I6fe345df5c417cb7a55a3f91285d9b47a22c04fa
Diffstat (limited to 'src/plugins/platforms/qnx/qqnxwindow.cpp')
-rw-r--r-- | src/plugins/platforms/qnx/qqnxwindow.cpp | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/src/plugins/platforms/qnx/qqnxwindow.cpp b/src/plugins/platforms/qnx/qqnxwindow.cpp index 6992d70fb1..f7fc5de8d7 100644 --- a/src/plugins/platforms/qnx/qqnxwindow.cpp +++ b/src/plugins/platforms/qnx/qqnxwindow.cpp @@ -117,9 +117,13 @@ QQnxWindow::QQnxWindow(QWindow *window, screen_context_t context) if (result != 0) qFatal("QQnxWindow: failed to set window alpha mode, errno=%d", errno); - // Make the window opaque + // Blend the window with Source Over Porter-Duff behavior onto whatever's + // behind it. + // + // If the desired use-case is opaque, the Widget painting framework will + // already fill in the alpha channel with full opacity. errno = 0; - val = SCREEN_TRANSPARENCY_NONE; + val = SCREEN_TRANSPARENCY_SOURCE_OVER; result = screen_set_window_property_iv(m_window, SCREEN_PROPERTY_TRANSPARENCY, &val); if (result != 0) qFatal("QQnxWindow: failed to set window transparency, errno=%d", errno); @@ -369,9 +373,16 @@ void QQnxWindow::setBufferSize(const QSize &size) errno = 0; result = screen_create_window_buffers(m_window, MAX_BUFFER_COUNT); - if (result != 0) + if (result != 0) { qWarning() << "QQnxWindow: Buffer size was" << size; qFatal("QQnxWindow: failed to create window buffers, errno=%d", errno); + } + + // If the child window has been configured for transparency, lazily create + // a full-screen buffer to back the root window. + if (window()->requestedFormat().hasAlpha()) { + m_screen->rootWindow()->makeTranslucent(); + } // check if there are any buffers available int bufferCount = 0; |