added wxRect::Inside(wxRect) for testing if a rectangle is completely within another rectangle

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40521 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gdicmn.h

@@ -417,6 +417,8 @@ public:
     // return true if the point is (not strcitly) inside the rect
     bool Inside(int x, int y) const;
     bool Inside(const wxPoint& pt) const { return Inside(pt.x, pt.y); }
+    // return true if the rectangle is (not strcitly) inside the rect
+    bool Inside(const wxRect& rect) const;
 
     // return true if the rectangles have a non empty intersection
     bool Intersects(const wxRect& rect) const;