support real transparency for controls that return HasTransparentBackground() in wxDFB

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@47505 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2007-07-16 18:57:40 +00:00
parent 7dfe6f2a51
commit 92d912a2c9
2 changed files with 7 additions and 0 deletions
--- a/src/dfb/window.cpp
+++ b/src/dfb/window.cpp
@@ -675,6 +675,7 @@ void wxWindowDFB::PaintWindow(const wxRect& rect)

    // FIXME_DFB: don't waste time rendering the area if it's fully covered
    //            by some children, go directly to rendering the children
+    //            (unless some child has HasTransparentBackground()=true!)

    // NB: unconditionally send wxEraseEvent, because our implementation of
    //     wxWindow::Refresh() ignores the eraseBack argument