Merge recent changes from 2.8 branch.

Make updates for recent changes on CVS HEAD.
Remove or workaround deprecated items.
Fix compile errors.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45088 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/src/combo.i

@@ -49,6 +49,13 @@ enum {
     wxCC_POPUP_ON_MOUSE_UP          = 0x0002,
     // All text is not automatically selected on click
     wxCC_NO_TEXT_AUTO_SELECT        = 0x0004,
+    // Drop-button stays down as long as popup is displayed.    
+    wxCC_BUTTON_STAYS_DOWN          = 0x0008,
+    // Drop-button covers the entire control.
+    wxCC_FULL_BUTTON                = 0x0010,
+    // Drop-button goes over the custom-border (used under WinVista).
+    wxCC_BUTTON_COVERS_BORDER       = 0x0020,
+   
 };