// qsamplerMessages.h
//
/****************************************************************************
   Copyright (C) 2003-2004, rncbc aka Rui Nuno Capela. All rights reserved.

   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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

*****************************************************************************/

#ifndef __qsamplerMessages_h
#define __qsamplerMessages_h

#include <qdockwindow.h>

class QSocketNotifier;
class QTextEdit;


//-------------------------------------------------------------------------
// qsamplerMessages - Messages log dockable window.
//

class qsamplerMessages : public QDockWindow
{
    Q_OBJECT

public:

    // Constructor.
    qsamplerMessages(QWidget *pParent, const char *pszName = 0);
    // Destructor.
    ~qsamplerMessages();

    // Stdout/stderr capture accessors.
    bool isCaptureEnabled();
    void setCaptureEnabled(bool bCapture);

    // Message font accessors.
    QFont messagesFont();
    void setMessagesFont(const QFont & font);

    // Maximum number of message lines accessors.
    int messagesLimit();
    void setMessagesLimit(int iMessagesLimit);
    
    // The main utility methods.
    void appendMessages(const QString& s);
    void appendMessagesColor(const QString& s, const QString &c);
    void appendMessagesText(const QString& s);

    void scrollToBottom();

    // Stdout capture functions.
    void appendStdoutBuffer(const QString& s);
    void flushStdoutBuffer();

protected slots:

    // Stdout capture slot.
    void stdoutNotify(int fd);

private:

    // The maximum number of message lines.
    int m_iMessagesLimit;
    int m_iMessagesHigh;

    // The textview main widget.
    QTextEdit *m_pTextView;
    
    // Stdout capture variables.
    QSocketNotifier *m_pStdoutNotifier;
    QString          m_sStdoutBuffer;
    int              m_fdStdout[2];
};


#endif  // __qsamplerMessages_h


// end of qsamplerMessages.h