OsX[AppleEvents]: try to avoid some crash by delaying the function which is called

by such events...

Fixes #292

src/scenedit/scen.main.cpp

@@ -30,6 +30,10 @@
 #include "tools/event_listener.hpp"
 #include "tools/drawable_manager.hpp"
 
+#ifdef __APPLE__
+short menuChoiceId=-1;
+#endif
+
 /* Globals */
 bool  All_Done = false;
 sf::RenderWindow mainPtr;
@@ -227,6 +231,12 @@ void handle_events() {
 	cFramerateLimiter fps_limiter;
 
 	while(!All_Done) {
+#ifdef __APPLE__
+		if (menuChoiceId>=0) {
+			handle_menu_choice(eMenu(menuChoiceId));
+			menuChoiceId=-1;
+		}
+#endif
 		while(mainPtr.pollEvent(currentEvent)) handle_one_event(currentEvent);
 
 		// Why do we have to set this to false after handling every event?

src/scenedit/scen.menus.mac.mm

@@ -12,6 +12,8 @@
 #include "tools/winutil.hpp"
 #include "tools/undo.hpp"
 
+extern short menuChoiceId;
+
 using MenuHandle = NSMenu*;
 MenuHandle menu_bar_handle;
 MenuHandle file_menu, edit_menu, app_menu, scen_menu, town_menu, out_menu, help_menu;
@@ -166,6 +168,7 @@ void update_edit_menu() {
 
 @implementation MenuHandler
 -(void) menuChoice:(id) sender {
-	handle_menu_choice(eMenu([[sender representedObject] intValue]));
+	menuChoiceId=short([[sender representedObject] intValue]);
+	//handle_menu_choice(eMenu([[sender representedObject] intValue]));
 }
 @end