From cc916625d9025ffaa898854c4de19da5dc2e2925 Mon Sep 17 00:00:00 2001
From: Torbjörn Andersson
Date: Tue, 30 Dec 2014 10:47:51 +0100
Subject: SCUMM: Add a "chained games manager"

This replaces the somewhat ugly use of the config manager to store
the chained games.
---
 engines/engine.h | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'engines/engine.h')

diff --git a/engines/engine.h b/engines/engine.h
index e325cc1ba2..d3415d584c 100644
--- a/engines/engine.h
+++ b/engines/engine.h
@@ -27,6 +27,8 @@
 #include "common/str.h"
 #include "common/language.h"
 #include "common/platform.h"
+#include "common/queue.h"
+#include "common/singleton.h"
 
 class OSystem;
 
@@ -334,6 +336,32 @@ protected:
 
 };
 
+// Chained games
+
+/**
+ * Singleton class which manages chained games. A chained game is one that
+ * starts automatically, optionally loading a saved game, instead of returning
+ * to the launcher.
+ */
+class ChainedGamesManager : public Common::Singleton<ChainedGamesManager> {
+private:
+	struct Game {
+		Common::String target;
+		int slot;
+	};
+
+	Common::Queue<Game> _chainedGames;
+
+public:
+	ChainedGamesManager();
+	void clear();
+	void push(const Common::String target, const int slot = -1);
+	bool pop(Common::String &target, int &slot);
+};
+
+/** Convenience shortcut for accessing the chained games manager. */
+#define ChainedGamesMan ChainedGamesManager::instance()
+
 // FIXME: HACK for MidiEmu & error()
 extern Engine *g_engine;
 
-- 
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