Support for opening saves/scenarios in Windows by dropping them on the app icon

src/scenedit/scen.appleevents.mm

@@ -27,8 +27,8 @@ extern bool change_made, ae_loading;
 -(NSApplicationTerminateReply)applicationShouldTerminate:(NSApplication*) sender;
 @end
 
-void set_up_apple_events(); // Suppress "no prototype" warning
-void set_up_apple_events() {
+void set_up_apple_events(int argc, char* argv[]); // Suppress "no prototype" warning
+void set_up_apple_events(int, char*[]) {
 	AppleEventHandler* aeHandler = [[AppleEventHandler alloc] init];
 	[[NSApplication sharedApplication] setDelegate: aeHandler];
 }

src/scenedit/scen.main.cpp

@@ -54,10 +54,10 @@ cScenario scenario;
 rectangle right_sbar_rect;
 extern rectangle terrain_buttons_rect;
 
-extern void set_up_apple_events();
+extern void set_up_apple_events(int argc, char* argv[]);
 
 //Changed to ISO C specified argument and return type.
-int main(int, char* argv[]) {
+int main(int argc, char* argv[]) {
 	try {
 		
 		init_directories(argv[0]);
@@ -75,7 +75,7 @@ int main(int, char* argv[]) {
 		init_graph_tool();
 		
 		check_for_intel();
-		set_up_apple_events();
+		set_up_apple_events(argc, argv);
 		
 		cen_x = 18;
 		cen_y = 18;

src/scenedit/scen.menus.win.cpp

@@ -207,3 +207,25 @@ LRESULT CALLBACK menuProc(HWND handle, UINT message, WPARAM wParam, LPARAM lPara
 	}
 	return CallWindowProc(reinterpret_cast<WNDPROC>(mainProc), handle, message, wParam, lParam);
 }
+
+#include "fileio.hpp"
+#include "scen.actions.hpp"
+
+extern short cur_town;
+extern location cur_out;
+extern cTown* town;
+extern cOutdoors* current_terrain;
+extern bool change_made, ae_loading;
+void set_up_apple_events(int argc, char* argv[]) {
+	if(argc > 1) {
+		if(load_scenario(argv[1], 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];
+			change_made = false;
+			ae_loading = true;
+			set_up_main_screen();
+		}
+	}
+}