Add a chat-command to clear all messages. Works for lobby, gamesetup and session. Patch by ruiRanger, fixes #3396.

This was SVN commit r17465.

binaries/data/mods/public/gui/common/functions_utility.js

@@ -230,3 +230,9 @@ function autoCompleteNick(guiName, playerList)
 	input.caption = newText + text.substring(bufferPosition);
 	input.buffer_position = bufferPosition + (newText.length - textTillBufferPosition.length);
 }
+
+function clearChatMessages()
+{
+	g_ChatMessages.length = 0;
+	Engine.GetGUIObjectByName("chatText").caption = "";
+}

binaries/data/mods/public/gui/common/network.js

@@ -84,6 +84,10 @@ function executeNetworkCommand(input)
 		if (!Engine.KickPlayer(argument, true))
 			addChatMessage({ "type": "system", "text": sprintf(translate("Could not ban %(name)s."), { "name": argument }) });
 		return true;
+
+	case "/clear":
+		clearChatMessages();
+		return true;
 	}
 	return false;
 }

binaries/data/mods/public/gui/lobby/lobby.js

@@ -688,6 +688,9 @@ function handleSpecialCommand(text)
 	case "quit":
 		returnToMainMenu();
 		break;
+	case "clear":
+		clearChatMessages();
+		break;
 	case "say":
 	case "me":
 		return false;