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-rw-r--r-- | doc/src/platforms/emb-directfb-EmbLinux.qdoc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/src/platforms/emb-directfb-EmbLinux.qdoc b/doc/src/platforms/emb-directfb-EmbLinux.qdoc index 74f2aaa..ab59a9e 100644 --- a/doc/src/platforms/emb-directfb-EmbLinux.qdoc +++ b/doc/src/platforms/emb-directfb-EmbLinux.qdoc @@ -327,4 +327,9 @@ QT_DIRECTFB_DISABLE_RASTERFALLBACKS is defined, DirectFB will only return instead of falling back to QRasterPaintEngine. Please note that these defines should only be used when optimizing the application. +\section2 Top level transparency +\note DirectFB supports partially or fully transparent top level windows, +either through QWidget::setWindowOpacity or through setting a non-opaque +background brush. Note that for the latter it is not supported to change an +opaque window to be transparent at runtime. */ |