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/***************************************************************************
* 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"
#include "menu.h"
#include "mpdpp.h"
#include "helpers.h"
#include "status.h"
class BasicScreen
{
public:
BasicScreen() : hasToBeResized(0) { }
virtual ~BasicScreen() { }
virtual void *ActiveWindow() = 0;
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 RefreshWindow() = 0;
virtual void ReadKey(int &) = 0;
virtual void Scroll(Where, const int * = 0) = 0;
virtual void EnterPressed() = 0;
virtual void SpacePressed() = 0;
virtual void MouseButtonPressed(MEVENT) { }
virtual MPD::Song *CurrentSong() { return 0; }
virtual bool allowsSelection() = 0;
virtual void ReverseSelection() { }
virtual void GetSelectedSongs(MPD::SongList &) { }
virtual void ApplyFilter(const std::string &) { }
virtual List *GetList() = 0;
bool hasToBeResized;
};
template <typename WindowType> class Screen : public BasicScreen
{
public:
Screen() : w(0) { }
virtual ~Screen() { }
virtual void *ActiveWindow();
WindowType *Main();
virtual void Refresh();
virtual void RefreshWindow();
virtual void ReadKey(int &input);
virtual void Scroll(Where where, const int * = 0);
virtual void MouseButtonPressed(MEVENT me);
protected:
WindowType *w;
};
template <typename WindowType> void *Screen<WindowType>::ActiveWindow()
{
return w;
}
template <typename WindowType> WindowType *Screen<WindowType>::Main()
{
return w;
}
template <typename WindowType> void Screen<WindowType>::Refresh()
{
w->Display();
}
template <typename WindowType> void Screen<WindowType>::RefreshWindow()
{
w->Display();
}
template <typename WindowType> void Screen<WindowType>::ReadKey(int &input)
{
w->ReadKey(input);
}
template <typename WindowType> void Screen<WindowType>::Scroll(Where where, const int *key)
{
if (!Config.fancy_scrolling && key)
{
int in = key[0];
w->SetTimeout(ncmpcpp_window_timeout/10);
while (Keypressed(in, key))
{
TraceMpdStatus();
w->Scroll(where);
w->Refresh();
w->ReadKey(in);
}
w->SetTimeout(ncmpcpp_window_timeout);
}
else
w->Scroll(where);
}
template <typename WindowType> void Screen<WindowType>::MouseButtonPressed(MEVENT me)
{
if (me.bstate & BUTTON2_PRESSED)
{
Scroll(wPageDown);
}
else if (me.bstate & BUTTON4_PRESSED)
{
Scroll(wPageUp);
}
}
template <> inline void Screen<Scrollpad>::MouseButtonPressed(MEVENT me)
{
if (me.bstate & BUTTON2_PRESSED)
{
for (size_t i = 0; i < 2; i++)
Scroll(wDown);
}
else if (me.bstate & BUTTON4_PRESSED)
{
for (size_t i = 0; i < 2; i++)
Scroll(wUp);
}
}
#endif
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