Logo Search packages:      
Sourcecode: fbterm version File versions

fbshell.h

/*
 *   Copyright  2008 dragchan <zgchan317@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., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

#ifndef FBSHELL_H
#define FBSHELL_H

#include "instance.h"
#include "shell.h"

#define NR_COLORS 16

struct Color {
      u8 blue, green, red;
};
      
class FbShell : public Shell {
public:
      void switchCodec(u8 index);

private:
      friend class FbShellManager;
      FbShell();
      ~FbShell();

      virtual void drawChars(CharAttr attr, u16 x, u16 y, u16 num, u16 *chars, bool *dws);
      virtual bool moveChars(u16 sx, u16 sy, u16 dx, u16 dy, u16 w, u16 h);
      virtual void drawCursor(CharAttr attr, u16 x, u16 y, u16 c);
      virtual void modeChanged(ModeType type);
      virtual void request(RequestType type, u32 val = 0);

      virtual void initChildProcess();
      virtual void switchVt(bool enter);

      void enableCursor(bool enable);
      void updateCursor();

      struct Cursor {
            Cursor() {
                  x = y = (u16)-1;
                  showed = false;
            }
            bool showed;
            u16 x, y;
            u16 code;
            CharAttr attr;
      } mCursor;

      bool mPaletteChanged;
      Color mPalette[NR_COLORS];
};

class FbShellManager {
      DECLARE_INSTANCE(FbShellManager)
public:
      FbShell *activeShell() {
            return mActiveShell;
      }
      void createShell();
      void deleteShell();
      void shellExited(FbShell *shell);
      void switchShell(u32 num);
      void nextShell();
      void prevShell();
      void drawCursor();
      void historyScroll(bool down);
      void redraw(u16 x, u16 y, u16 w, u16 h);
      void switchVc(bool enter);

private:
      u32 getIndex(FbShell *shell, bool forward, bool stepfirst);
      void setActive(FbShell *shell);

      #define NR_SHELLS 10
      FbShell *mShellList[NR_SHELLS], *mActiveShell;
      u32 mShellCount, mCurShell;
      bool mVcCurrent;
};
#endif

Generated by  Doxygen 1.6.0   Back to index