Back to previous call with -1 replacement.

[wxWidgets.git] / src / msw / window.cpp

diff --git a/src/msw/window.cpp b/src/msw/window.cpp
index 50d4d88eb767e447e56e0da4cb1aa0745cde0d6b..bd7a853adf3b93f78087cf87a641d6323c8aa3e2 100644 (file)
--- a/src/msw/window.cpp
+++ b/src/msw/window.cpp
@@ -1701,6 +1701,13 @@ void wxWindowMSW::DoGetPosition(int *x, int *y) const
         // children, not for the dialogs/frames
         if ( !IsTopLevel() )
         {
+            if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft )
+            {
+                // In RTL mode, we want the logical left x-coordinate, 
+                // which would be the physical right x-coordinate.
+                point.x = rect.right;
+            }
+
             // Since we now have the absolute screen coords, if there's a
             // parent we must subtract its top left corner
             if ( parent )
@@ -3943,6 +3950,19 @@ bool wxWindowMSW::HandlePower(WXWPARAM WXUNUSED_IN_WINCE(wParam),
 #endif
 }
 
+bool wxWindowMSW::IsDoubleBuffered() const
+{
+    for ( const wxWindow *wnd = this;
+          wnd && !wnd->IsTopLevel(); wnd =
+          wnd->GetParent() )
+    {
+        if ( ::GetWindowLong(GetHwndOf(wnd), GWL_EXSTYLE) & WS_EX_COMPOSITED )
+            return true;
+    }
+
+    return false;
+}
+
 // ---------------------------------------------------------------------------
 // owner drawn stuff
 // ---------------------------------------------------------------------------
@@ -4358,7 +4378,7 @@ void wxWindowMSW::OnPaint(wxPaintEvent& event)
 
 bool wxWindowMSW::HandleEraseBkgnd(WXHDC hdc)
 {
-    wxDCTemp dc(hdc);
+    wxDCTemp dc(hdc, GetClientSize());
 
     dc.SetHDC(hdc);
     dc.SetWindow((wxWindow *)this);
@@ -4461,11 +4481,37 @@ WXHBRUSH wxWindowMSW::MSWGetBgBrush(WXHDC hDC, WXHWND hWndToPaint)
     return 0;
 }
 
-bool wxWindowMSW::HandlePrintClient(WXHDC WXUNUSED(hDC))
+bool wxWindowMSW::HandlePrintClient(WXHDC hDC)
 {
-    // TODO: handle wxBG_STYLE_CUSTOM and/or wxBG_STYLE_COLOUR here so when
-    // DrawParentThemeBackground() from uxtheme.dll is called we don't get
-    // the default background e.g. the border when custom drawing buttons
+    // we receive this message when DrawThemeParentBackground() is
+    // called from def window proc of several controls under XP and we
+    // must draw properly themed background here
+    //
+    // note that naively I'd expect filling the client rect with the
+    // brush returned by MSWGetBgBrush() work -- but for some reason it
+    // doesn't and we have to call parents MSWPrintChild() which is
+    // supposed to call DrawThemeBackground() with appropriate params
+    //
+    // also note that in this case lParam == PRF_CLIENT but we're
+    // clearly expected to paint the background and nothing else!
+
+    if ( IsTopLevel() || InheritsBackgroundColour() )
+        return false;
+
+    // sometimes we don't want the parent to handle it at all, instead
+    // return whatever value this window wants
+    if ( !MSWShouldPropagatePrintChild() )
+        return MSWPrintChild(hDC, (wxWindow *)this);
+
+    for ( wxWindow *win = GetParent(); win; win = win->GetParent() )
+    {
+        if ( win->MSWPrintChild(hDC, (wxWindow *)this) )
+            return true;
+
+        if ( win->IsTopLevel() || win->InheritsBackgroundColour() )
+            break;
+    }
+
     return false;
 }