fixed wxTextCtrl to not process clipboard events twice if there's a custom wxEVT_COMMAND_TEXT_* handler; move WM_PASTE/CUT/COPY processing to wxWindow where it belongs

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@51509 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/window.cpp

@@ -3164,6 +3164,12 @@ WXLRESULT wxWindowMSW::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM l
             break;
 #endif // wxUSE_HOTKEY
 
+        case WM_CUT:
+        case WM_COPY:
+        case WM_PASTE:
+            processed = HandleClipboardEvent(message);
+            break;
+
         case WM_HSCROLL:
         case WM_VSCROLL:
             {