+// ----------------------------------------------------------------------------
+// custom message handlers
+// ----------------------------------------------------------------------------
+
+/* static */ bool
+wxWindowMSW::MSWRegisterMessageHandler(int msg, MSWMessageHandler handler)
+{
+ wxCHECK_MSG( gs_messageHandlers.find(msg) == gs_messageHandlers.end(),
+ false, _T("registering handler for the same message twice") );
+
+ gs_messageHandlers[msg] = handler;
+ return true;
+}
+
+/* static */ void
+wxWindowMSW::MSWUnregisterMessageHandler(int msg, MSWMessageHandler handler)
+{
+ const MSWMessageHandlers::iterator i = gs_messageHandlers.find(msg);
+ wxCHECK_RET( i != gs_messageHandlers.end() && i->second == handler,
+ _T("unregistering non-registered handler?") );
+
+ gs_messageHandlers.erase(i);
+}
+