Use singletons for models

Created singletons for the ListModel* and MovieModel*. There should only
be one of each and they were passed around quite a lot.

1 files changed, 28 insertions, 0 deletions

diff --git a/listmodelsingleton.h b/listmodelsingleton.h
new file mode 100644
index 0000000..f67bf46
--- /dev/null
+++ b/listmodelsingleton.h
@@ -0,0 +1,28 @@
+/*
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License
+  as published by the Free Software Foundation; either version
+  2 of the License, or (at your option) any later version.
+*/
+
+#ifndef LISTMODELSINGLETON_H
+#define LISTMODELSINGLETON_H
+
+#include <QHash>
+
+#include "listmodel.h"
+
+class ListModelSingleton {
+	public:
+		static ListModelSingleton *instance();
+		ListModel *model(const QString &which);
+
+	private:
+		ListModelSingleton();
+		ListModelSingleton(const ListModelSingleton &other);
+		ListModelSingleton & operator=(const ListModelSingleton &other);
+		QHash<QString, ListModel*> mModels;
+		static ListModelSingleton *mInstance;
+};
+
+#endif // LISTMODELSINGLETON_H