/*  Copyright (C) 2008 e_k (e_k@users.sourceforge.net)

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 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
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/


#ifndef _Q_TERM_WIDGET
#define _Q_TERM_WIDGET

#include <QWidget>

struct TermWidgetImpl;

enum COLOR_SCHEME
{
  COLOR_SCHEME_WHITE_ON_BLACK	= 1,
  COLOR_SCHEME_GREEN_ON_BLACK,
  COLOR_SCHEME_BLACK_ON_LIGHT_YELLOW
};

class QTermWidget : public QWidget
{
  Q_OBJECT

  public:
    enum ScrollBarPosition
    {
      /** Do not show the scroll bar. */
      NoScrollBar=0,
      /** Show the scroll bar on the left side of the display. */
      ScrollBarLeft=1,
      /** Show the scroll bar on the right side of the display. */
      ScrollBarRight=2
    };


    //Creation of widget
    QTermWidget(int startnow = 1, //start shell programm immediatelly
    QWidget *parent = 0);
    ~QTermWidget();

    //start shell program if it was not started in constructor
    void startShellProgram();

    //look-n-feel, if you don`t like defaults

    //	Terminal font
    // Default is application font with family Monospace, size 10
    void setTerminalFont(QFont &font);

    //	Shell program, default is /bin/bash
    void setShellProgram(QString &progname);

    // Shell program args, default is none
    void setArgs(QStringList &args);

    //Text codec, default is UTF-8
    void setTextCodec(QTextCodec *codec);

    //Color scheme, default is white on black
    void setColorScheme(int scheme);

    //set size
    void setSize(int h, int v);

    // History size for scrolling
    void setHistorySize(int lines); //infinite if lines < 0

    // Presence of scrollbar
    void setScrollBarPosition(ScrollBarPosition);

    // Send some text to terminal
    void sendText(QString &text);
    
    void setInitialWorkingDirectory(const QString&);
    
    QString initialWorkingDirectory();

    QString getOutputFromCommand(const QString& cmd);
    
    void receiveData(bool);

  signals:
    void finished();

    void receivedData( const QString& text );


  protected:
    virtual void resizeEvent(QResizeEvent *);

  protected slots:
    void sessionFinished();
    void onDataReceived(const QString&);

  private:
    void init();
    TermWidgetImpl *m_impl;
    bool m_receiveData;
    QString m_dataReceived;
};


//Maybe useful, maybe not

#ifdef __cplusplus
extern "C"
#endif
void *createTermWidget(int startnow, void *parent);

#endif

