Redirect mod chooser to content manager.

OpenRA.Mods.Common/LoadScreens/ModContentLoadScreen.cs

@@ -0,0 +1,105 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2017 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.IO;
+using System.Linq;
+using OpenRA.Graphics;
+using OpenRA.Widgets;
+
+namespace OpenRA.Mods.Common.LoadScreens
+{
+	public sealed class ModContentLoadScreen : ILoadScreen
+	{
+		Sprite sprite;
+		Rectangle bounds;
+
+		public void Init(ModData modData, Dictionary<string, string> info)
+		{
+			var res = Game.Renderer.Resolution;
+			bounds = new Rectangle(0, 0, res.Width, res.Height);
+
+			using (var stream = modData.DefaultFileSystem.Open(info["Image"]))
+			{
+				var sheet = new Sheet(SheetType.BGRA, stream);
+				sprite = new Sprite(sheet, new Rectangle(0, 0, 1024, 480), TextureChannel.Alpha);
+			}
+		}
+
+		public void Display()
+		{
+			var r = Game.Renderer;
+			if (r == null)
+				return;
+
+			r.BeginFrame(int2.Zero, 1f);
+			WidgetUtils.FillRectWithSprite(bounds, sprite);
+			r.EndFrame(new NullInputHandler());
+		}
+
+		public void StartGame(Arguments args)
+		{
+			var modId = args.GetValue("Content.Mod", null);
+			Manifest selectedMod;
+			if (modId == null || !Game.Mods.TryGetValue(modId, out selectedMod))
+				throw new InvalidOperationException("Invalid or missing Content.Mod argument.");
+
+			var content = selectedMod.Get<ModContent>(Game.ModData.ObjectCreator);
+
+			Ui.LoadWidget("MODCHOOSER_BACKGROUND", Ui.Root, new WidgetArgs());
+
+			if (!IsModInstalled(content))
+			{
+				var widgetArgs = new WidgetArgs
+				{
+					{ "continueLoading", () =>
+						Game.RunAfterTick(() => Game.InitializeMod(modId, new Arguments())) },
+					{ "mod", selectedMod },
+					{ "content", content },
+				};
+
+				Ui.OpenWindow("CONTENT_PROMPT_PANEL", widgetArgs);
+			}
+			else
+			{
+				var widgetArgs = new WidgetArgs
+				{
+					{ "mod", selectedMod },
+					{ "content", content },
+					{ "onCancel", () =>
+						Game.RunAfterTick(() => Game.InitializeMod(modId, new Arguments())) }
+				};
+
+				Ui.OpenWindow("CONTENT_PANEL", widgetArgs);
+			}
+		}
+
+		bool IsModInstalled(ModContent content)
+		{
+			return content.Packages
+				.Where(p => p.Value.Required)
+				.All(p => p.Value.TestFiles.All(f => File.Exists(Platform.ResolvePath(f))));
+		}
+
+		public void Dispose()
+		{
+			if (sprite != null)
+				sprite.Sheet.Dispose();
+		}
+
+		public bool BeforeLoad()
+		{
+			return true;
+		}
+	}
+}