MSW Caret is now destroyed and recreated when resized.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5335 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/caret.cpp

@@ -160,3 +160,19 @@ void wxCaret::DoMove()
     }
     //else: we don't have caret right now, nothing to do (this does happen)
 }
+
+
+// ---------------------------------------------------------------------------
+// resizing the caret
+// ---------------------------------------------------------------------------
+
+void wxCaret::DoSize()
+{
+    if ( m_hasCaret )
+    {
+        m_hasCaret = FALSE;
+        CALL_CARET_API(DestroyCaret, ());
+        MSWCreateCaret();
+        DoMove();
+    }
+}