OTHER: Use a iterator class for loading skins

dir_iterator/diriteratorbase.h

@@ -0,0 +1,43 @@
+/**
+ *  This file is a part of Promoe, an XMMS2 Client.
+ *
+ *  Copyright (C) 2010 XMMS2 Team
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ */
+
+#ifndef __DIRITERATORBASE_H__
+#define __DIRITERATIRBASE_H__
+
+#include <QString>
+#include <QPointer>
+#include <QIODevice>
+#include <QPixmap>
+
+class DirIteratorBase
+{
+public:
+	virtual ~DirIteratorBase () {}
+
+	virtual QString next () = 0;
+	virtual QString pathName () = 0;
+	virtual bool hasNext () = 0;
+
+	virtual QPointer<QIODevice> entry () = 0;
+
+	// Included because I'm lazy, returns a QPixmap for the current entry.
+	// If no pixmap can be createt for the current entry, an empty pixmap is
+	// returned
+	QPixmap pixmapEntry ();
+
+};
+
+#endif