diff options
Diffstat (limited to 'src/plugins/platforms/qnx/qqnxrasterwindow.cpp')
| -rw-r--r-- | src/plugins/platforms/qnx/qqnxrasterwindow.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/plugins/platforms/qnx/qqnxrasterwindow.cpp b/src/plugins/platforms/qnx/qqnxrasterwindow.cpp index b075690e3d..7f11de228e 100644 --- a/src/plugins/platforms/qnx/qqnxrasterwindow.cpp +++ b/src/plugins/platforms/qnx/qqnxrasterwindow.cpp @@ -178,7 +178,7 @@ void QQnxRasterWindow::adjustBufferSize() { // When having a raster window we don't need any buffers, since // Qt will draw to the parent TLW backing store. - const QSize windowSize = window()->parent() ? QSize(1,1) : window()->size(); + const QSize windowSize = window()->parent() ? QSize(0,0) : window()->size(); if (windowSize != bufferSize()) setBufferSize(windowSize); } @@ -194,6 +194,13 @@ void QQnxRasterWindow::resetBuffers() m_currentBufferIndex = -1; m_previousDirty = QRegion(); m_scrolled = QRegion(); + if (window()->parent() && bufferSize() == QSize(1,1)) { + // If we have a parent then we're not really rendering. But if we don't render we'll + // be invisible and any children won't show up. This should be harmless since we're + // rendering into a 1x1 window that has transparency set to discard. + renderBuffer(); + post(QRegion(0,0,1,1)); + } } void QQnxRasterWindow::blitPreviousToCurrent(const QRegion ®ion, int dx, int dy, bool flush) |