initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/include/wx/msw/private/paint.h

@@ -0,0 +1,39 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/msw/private/paint.h
+// Purpose:     Helpers for handling repainting
+// Author:      Vadim Zeitlin
+// Created:     2020-02-10
+// Copyright:   (c) 2020 Vadim Zeitlin <vadim@wxwidgets.org>
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_MSW_PRIVATE_PAINT_H_
+#define _WX_MSW_PRIVATE_PAINT_H_
+
+#include "wx/stack.h"
+
+namespace wxMSWImpl
+{
+
+// Data used by WM_PAINT handler
+struct PaintData
+{
+    explicit PaintData(wxWindowMSW* window_)
+        : window(window_),
+          createdPaintDC(false)
+    {
+    }
+
+    // The window being repainted (never null).
+    wxWindowMSW* const window;
+
+    // True if the user-defined paint handler created wxPaintDC.
+    bool createdPaintDC;
+};
+
+// Stack storing data for the possibly nested WM_PAINT handlers.
+extern wxStack<PaintData> paintStack;
+
+} // namespace wxMSWImpl
+
+#endif // _WX_MSW_PRIVATE_PAINT_H_