Fix crash when changing display mode

osx/boe.dlgutil.cpp

@@ -41,7 +41,7 @@ extern short stat_window;
 extern eGameMode overall_mode;
 //extern current_town_type univ.town;
 //extern party_record_type party;
-extern bool play_sounds,give_intro_hint,show_startup_splash;
+extern bool play_sounds,give_intro_hint,show_startup_splash,changed_display_mode;
 extern sf::RenderWindow mainPtr;
 extern RECT d_rects[80];
 extern short d_rect_index[80];
@@ -1252,7 +1252,7 @@ void pick_preferences()
 	prefsDlog.run();
 	
 	if(display_mode != store_display_mode)
-		adjust_window_mode();
+		changed_display_mode = true;
 }
 
 static void put_party_stats(cDialog& me)

osx/boe.graphics.cpp

@@ -193,6 +193,7 @@ void adjust_window_mode()
 		}
 		
 	}
+	redraw_screen(REFRESH_NONE);
 	if (text_sbar != NULL) {
 		text_sbar->relocate({ul.x + 546,ul.y + 283});
 		item_sbar->relocate({ul.x + 546,ul.y + 146});

osx/boe.main.cpp

@@ -91,7 +91,7 @@ bool fast_bang = false;
 short spec_item_array[60];
 short current_spell_range;
 eGameMode overall_mode = MODE_STARTUP;
-bool first_update = true,anim_onscreen = false,frills_on = true,sys_7_avail,suppress_stat_screen = false;
+bool first_update = true,anim_onscreen = false,frills_on = true,changed_display_mode = false,suppress_stat_screen = false;
 short stat_window = 0,store_modifier;
 bool monsters_going = false,boom_anim_active = false;
 short give_delays = 0;
@@ -159,9 +159,9 @@ int main(int argc, char* argv[]) {
 		init_directories(argv[0]);
 		//data_store = (piles_of_stuff_dumping_type *) NewPtr(sizeof(piles_of_stuff_dumping_type));
 		init_menubar(); // Do this first of all because otherwise a default File and Window menu will be seen
+		init_graph_tool();
 		Initialize();
 		init_fileio();
-		init_graph_tool();
 		
 		init_buf();
 		
@@ -313,6 +313,10 @@ void Handle_One_Event()
 				makeFrontWindow(mainPtr);
 		}
 	if(!mainPtr.pollEvent(event)) {
+		if(changed_display_mode) {
+			changed_display_mode = false;
+			adjust_window_mode();
+		}
 		flushingInput = false;
 		mainPtr.display();
 		return;