make switching outdoor sections DRY

src/scenedit/scen.actions.cpp

@@ -236,10 +236,7 @@ static bool handle_lb_action(location the_point) {
 						file_to_load = nav_get_scenario();
 						if(!file_to_load.empty() && load_scenario(file_to_load, scenario)) {
 							set_current_town(scenario.last_town_edited);
-							cur_out = scenario.last_out_edited;
+							set_current_out(scenario.last_out_edited);
-							current_terrain = scenario.outdoors[cur_out.x][cur_out.y];
-							overall_mode = MODE_MAIN_SCREEN;
-							set_up_main_screen();
 						} else if(!file_to_load.empty())
 							// If we tried to load but failed, the scenario record is messed up, so boot to start screen.
 							set_up_start_screen();
@@ -277,9 +274,7 @@ static bool handle_lb_action(location the_point) {
 					case LB_LOAD_OUT:
 						spot_hit = pick_out(cur_out, scenario);
 						if(spot_hit != cur_out) {
-							cur_out = spot_hit;
+							set_current_out(spot_hit);
-							current_terrain = scenario.outdoors[cur_out.x][cur_out.y];
-							set_up_main_screen();
 						}
 						break;
 					case LB_EDIT_OUT:

src/scenedit/scen.appleevents.mm

@@ -52,11 +52,9 @@ void set_up_apple_events() {
 	
 	if(load_scenario(fileName, scenario)) {
 		set_current_town(scenario.last_town_edited);
-		cur_out = scenario.last_out_edited;
-		current_terrain = scenario.outdoors[cur_out.x][cur_out.y];
 		change_made = false;
 		ae_loading = true;
-		set_up_main_screen();
+		set_current_out(scenario.last_out_edited);
 	}
 	return TRUE;
 }

src/scenedit/scen.main.cpp

@@ -304,11 +304,9 @@ static void process_args(int argc, char* argv[]) {
 	if(!file.empty()) {
 		if(load_scenario(file, scenario)) {
 			set_current_town(scenario.last_town_edited);
-			cur_out = scenario.last_out_edited;
-			current_terrain = scenario.outdoors[cur_out.x][cur_out.y];
 			change_made = false;
 			ae_loading = true;
-			set_up_main_screen();
+			set_current_out(scenario.last_out_edited);
 		} else {
 			std::cout << "Failed to load scenario: " << file << std::endl;
 		}
@@ -449,11 +447,8 @@ void handle_menu_choice(eMenu item_hit) {
 			if(!file_to_load.empty() && load_scenario(file_to_load, scenario)) {
 				cur_town = scenario.last_town_edited;
 				town = scenario.towns[cur_town];
-				cur_out = scenario.last_out_edited;
-				current_terrain = scenario.outdoors[cur_out.x][cur_out.y];
-				overall_mode = MODE_MAIN_SCREEN;
 				change_made = false;
-				set_up_main_screen();
+				set_current_out(scenario.last_out_edited);
 			} else if(!file_to_load.empty())
 				set_up_start_screen(); // Failed to load file, dump to start
 			undo_list.clear();

src/scenedit/scen.townout.cpp

@@ -1296,6 +1296,13 @@ void set_current_town(int to) {
 	scenario.last_town_edited = cur_town;
 }
 
+void set_current_out(location out_sec) {
+	cur_out = out_sec;
+	scenario.last_out_edited = cur_out;
+	current_terrain = scenario.outdoors[cur_out.x][cur_out.y];
+	set_up_main_screen();
+}
+
 aNewTown::aNewTown(cTown* t)
 	: cAction("add town")
 	, theTown(t)

src/scenedit/scen.townout.hpp

@@ -23,3 +23,4 @@ void edit_placed_item(short which_i);
 void delete_last_town();
 void edit_town_wand();
 void set_current_town(int to);
+void set_current_out(location out_sec);