/*

 * lftp - file transfer program

 *

 * Copyright (c) 1996-2012 by Alexander V. Lukyanov (lav@yars.free.net)

 *

 * 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 3 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, see <http://www.gnu.org/licenses/>.

 */

#ifndef STATUSLINE_H

#define STATUSLINE_H

#include "SMTask.h"

#include "Timer.h"

#include "StringSet.h"

class StatusLine : public SMTask

{

   int fd;

   StringSet shown;

   bool	not_term;

   Timer update_timer;

   StringSet to_be_shown;

   char def_title[0x800];

   bool update_delayed;

   void update(const char *const *,int);

   void update(const char *s) { update(&s,1); }

   int LastWidth;

   int LastHeight;

   bool next_update_title_only;

   static const char *to_status_line, *from_status_line, *prev_line;

protected:

   void WriteTitle(const char *s, int fd) const;

public:

   int GetWidth();

   int GetHeight();

   int GetWidthDelayed() const { return LastWidth; }

   int GetHeightDelayed() const { return LastHeight; }

   void NextUpdateTitleOnly() { next_update_title_only=true; }

   void DefaultTitle(const char *s);

   void ShowN(const char *const* newstr,int n);

   void Show(const char *f,...) PRINTF_LIKE(2,3);

   void Show(const StringSet &s) { ShowN(s.Set(),s.Count()); }

   void Show(const StringSet *s) { Show(*s); }

   void WriteLine(const char *f,...) PRINTF_LIKE(2,3);

   void Clear(bool title_also=true);

   bool CanShowNow() { return update_timer.Stopped(); }

   int getfd() const { return fd; }

   StatusLine(int new_fd);

   ~StatusLine();

   int Do();

};

#endif // STATUSLINE_H