add screen.h

src/screen.h

@@ -0,0 +1,70 @@
+/***************************************************************************
+ *   Copyright (C) 2008-2009 by Andrzej Rybczak                            *
+ *   electricityispower@gmail.com                                          *
+ *                                                                         *
+ *   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.                                   *
+ *                                                                         *
+ *   This program 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 General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.              *
+ ***************************************************************************/
+
+#ifndef _SCREEN_H
+#define _SCREEN_H
+
+#include "window.h"
+
+class BasicScreen
+{
+	public:
+		BasicScreen() { }
+		virtual ~BasicScreen() { }
+		
+		virtual void Init() = 0;
+		virtual void SwitchTo() = 0;
+		virtual void Resize() = 0;
+		
+		virtual std::string Title() = 0;
+		
+		virtual void Update() { }
+		virtual void Refresh() = 0;
+		
+		virtual void EnterPressed() { }
+		virtual void SpacePressed() { }
+};
+
+template <class WindowType> class Screen : public BasicScreen
+{
+	public:
+		Screen() : w(0) { }
+		virtual ~Screen() { }
+		
+		WindowType *Main();
+		
+		virtual void Refresh();
+		
+	protected:
+		WindowType *w;
+};
+
+template <class WindowType> WindowType *Screen<WindowType>::Main()
+{
+	return w;
+}
+
+template <class WindowType> void Screen<WindowType>::Refresh()
+{
+	w->Display();
+}
+
+#endif
+