Implement --display-filepicker in OpenRA.Utility. Remove all the functionality that windows doesn't support.

Makefile

@@ -161,8 +161,8 @@ PHONY += fixheader
 utility_SRCS		= $(shell find OpenRA.Utility/ -iname '*.cs')
 utility_TARGET		= OpenRA.Utility.exe
 utility_KIND		= exe
-utility_DEPS        = $(fileformats_TARGET) thirdparty/ICSharpCode.SharpZipLib.dll
-utility_LIBS        = $(COMMON_LIBS) $(utility_DEPS)
+utility_DEPS        = $(fileformats_TARGET)
+utility_LIBS        = $(COMMON_LIBS) $(utility_DEPS) thirdparty/ICSharpCode.SharpZipLib.dll System.Windows.Forms.dll
 PROGRAMS 			+= utility
 utility: $(utility_TARGET)
 

OpenRA.Game/Utilities.cs

@@ -33,11 +33,9 @@ namespace OpenRA
 			ExecuteUtilityAsync("--install-ra-packages \"{0}\"".F(cdPath), parseOutput, onComplete);
 		}
 		
-		public void PromptFilepathAsync(string title, string message, bool directory, Action<string> withPath)
+		public void PromptFilepathAsync(string title, Action<string> withPath)
 		{
-			ExecuteUtility("--display-filepicker --title \"{0}\" --message \"{1}\" \"{2}\" --button-text \"Select\""
-			               .F(title, message, directory ? "--require-directory" : ""),
-			               withPath);
+			ExecuteUtility("--display-filepicker \"{0}\"".F(title), withPath);
 		}
 	
 		void ExecuteUtility(string args, Action<string> onComplete)

OpenRA.Launcher.Mac/Controller.m

@@ -78,30 +78,10 @@
 	[op setLevel:CGShieldingWindowLevel()];
 	[op setAllowsMultipleSelection:NO];
 	
-	NSUInteger a = [args indexOfObject:@"--title"];
+	NSUInteger a = [args indexOfObject:@"--display-filepicker"];
 	if (a != NSNotFound)
 		[op setTitle:[args objectAtIndex:a+1]];
-	
-	a = [args indexOfObject:@"--message"];
-	if (a != NSNotFound)
-		[op setMessage:[args objectAtIndex:a+1]];
-	
-	a = [args indexOfObject:@"--directory"];
-	if (a != NSNotFound)
-		[op setDirectory:[[args objectAtIndex:a+1] stringByExpandingTildeInPath]];
-	
-	a = [args indexOfObject:@"--require-directory"];
-	if (a != NSNotFound)
-	{
-		[op setCanChooseFiles:NO];
-		[op setCanChooseDirectories:YES];
-	}
-	
-	a = [args indexOfObject:@"--button-text"];
-	if (a != NSNotFound)
-		[op setPrompt:[[args objectAtIndex:a+1] stringByExpandingTildeInPath]];
-	
-	
+		
 	if ([op runModal] == NSFileHandlingPanelOKButton)
 		printf("%s\n", [[[op URL] path] UTF8String]);
 	
@@ -116,7 +96,7 @@
 	// Second...Nth arguments are passed to OpenRA.Game.exe
 	// Launcher wrapper sets mono --debug, gl renderer and support dir.
 	NSArray *args = [NSArray arrayWithObjects:@"--launch", gamePath, monoPath,
-					 [NSString stringWithFormat:@"NativeUtilityPath=%@", [[[NSBundle mainBundle] executablePath] stringByAddingPercentEscapesUsingEncoding:NSASCIIStringEncoding]],
+					 [NSString stringWithFormat:@"UtilityPath=%@", [[[NSBundle mainBundle] executablePath] stringByAddingPercentEscapesUsingEncoding:NSASCIIStringEncoding]],
 					 [NSString stringWithFormat:@"SupportDir=%@",[@"~/Library/Application Support/OpenRA" stringByExpandingTildeInPath]],
 					 [NSString stringWithFormat:@"Game.Mods=%@",mod],
 					 nil];

OpenRA.Mods.RA/Widgets/Delegates/GameInitDelegate.cs

@@ -125,10 +125,10 @@ namespace OpenRA.Mods.RA.Widgets.Delegates
 		
 		bool PromptForCD()
 		{
-			Game.Utilities.PromptFilepathAsync("Select CD", "Select the {0} CD".F(Info.GameTitle), true, path =>
+			Game.Utilities.PromptFilepathAsync("Select MAIN.MIX on the CD", path =>
 			{
 				if (!string.IsNullOrEmpty(path))
-					Game.RunAfterTick(() => InstallFromCD(path));
+					Game.RunAfterTick(() => InstallFromCD(Path.GetDirectoryName(path)));
 			});
 			return true;
 		}

OpenRA.Utility/Command.cs

@@ -14,6 +14,7 @@ using System.IO;
 using System.Linq;
 using System.Net;
 using System.Threading;
+using System.Windows.Forms;
 using ICSharpCode.SharpZipLib;
 using ICSharpCode.SharpZipLib.Zip;
 using OpenRA.FileFormats;
@@ -114,6 +115,21 @@ namespace OpenRA.Utility
 			}
 			Console.WriteLine("Status: Completed");
 		}
+		
+		public static void DisplayFilepicker(string[] args)
+		{
+			if (args.Length < 2)
+			{
+				Console.WriteLine("Error: Invalid syntax");
+				return;
+			}
+			
+			var dialog = new OpenFileDialog();
+			dialog.Title = args[1];
+			
+			if (dialog.ShowDialog() == DialogResult.OK)
+				Console.WriteLine(dialog.FileName);
+		}
 
 		public static void Settings(string[] args)
 		{

OpenRA.Utility/Program.cs

@@ -30,6 +30,7 @@ namespace OpenRA.Utility
 			argCallbacks.Add("--extract-zip", Command.ExtractZip);
 			argCallbacks.Add("--install-ra-packages", Command.InstallRAPackages);
 			argCallbacks.Add("--install-cnc-packages", Command.InstallCncPackages);
+			argCallbacks.Add("--display-filepicker", Command.DisplayFilepicker);
 			argCallbacks.Add("--settings-value", Command.Settings);
 
 			if (args.Length == 0) { PrintUsage(); return; }