wxDFB: fix rendering artefacts when scrolling wxScrolledWindow that contains other widgets

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44290 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2007-01-22 15:10:26 +00:00
parent 42b0d8b96d
commit c04c7a3d0a
6 changed files with 70 additions and 11 deletions
--- a/src/dfb/dcclient.cpp
+++ b/src/dfb/dcclient.cpp
@@ -58,6 +58,11 @@ static wxRect GetUncoveredWindowArea(wxWindow *win)
    // coordinates; this will remove parts of 'r' that are outside of the
    // parent's area:
    wxRect rp(GetUncoveredWindowArea(parent));
+
+    // normal windows cannot extend out of its parent's client area:
+    if ( !win->CanBeOutsideClientArea() )
+        rp.Intersect(parent->GetClientRect());
+
    rp.Offset(-win->GetPosition());
    rp.Offset(-parent->GetClientAreaOrigin());
    r.Intersect(rp);