Initial commit: OpenRA game engine

Fork from OpenRA/OpenRA with one-click launch script (start-ra.cmd)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

OpenRA.Mods.Common/Widgets/Logic/MuteHotkeyLogic.cs

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+#region Copyright & License Information
+/*
+ * Copyright (c) The OpenRA Developers and Contributors
+ * 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.Collections.Generic;
+using OpenRA.Mods.Common.Lint;
+using OpenRA.Widgets;
+
+namespace OpenRA.Mods.Common.Widgets.Logic
+{
+	[ChromeLogicArgsHotkeys("MuteAudioKey")]
+	public class MuteHotkeyLogic : SingleHotkeyBaseLogic
+	{
+		[FluentReference]
+		const string AudioMuted = "label-audio-muted";
+
+		[FluentReference]
+		const string AudioUnmuted = "label-audio-unmuted";
+
+		[ObjectCreator.UseCtor]
+		public MuteHotkeyLogic(Widget widget, ModData modData, Dictionary<string, MiniYaml> logicArgs)
+			: base(widget, modData, "MuteAudioKey", "GLOBAL_KEYHANDLER", logicArgs) { }
+
+		protected override bool OnHotkeyActivated(KeyInput e)
+		{
+			Game.Settings.Sound.Mute ^= true;
+
+			if (Game.Settings.Sound.Mute)
+			{
+				Game.Sound.MuteAudio();
+				TextNotificationsManager.AddFeedbackLine(FluentProvider.GetMessage(AudioMuted));
+			}
+			else
+			{
+				Game.Sound.UnmuteAudio();
+				TextNotificationsManager.AddFeedbackLine(FluentProvider.GetMessage(AudioUnmuted));
+			}
+
+			return true;
+		}
+	}
+}