/**********************************************************************
** Copyright (C) 2005-2008 Trolltech ASA.  All rights reserved.
**
** This file is part of TQt Designer.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
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** Public Licensing retquirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
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** or contact the sales department at sales@trolltech.com.
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** accordance with the TQt Commercial License Agreement provided with
** the Software.
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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**********************************************************************/

#ifndef VIEWMANAGER_H
#define VIEWMANAGER_H

#include <qwidget.h>
#include <qvaluelist.h>

class TQChildEvent;
class MarkerWidget;
class TQVBoxLayout;
class TQDockArea;
class TQTextParagraph;
class TQLabel;
class TQTimer;

class ViewManager : public TQWidget
{
    Q_OBJECT

public:
    ViewManager( TQWidget *parent, const char *name );

    void addView( TQWidget *view );
    TQWidget *currentView() const;
    void showMarkerWidget( bool );

    void setError( int line );
    void setStep( int line );
    void setStackFrame( int line );
    void clearStep();
    void clearStackFrame();
    void setBreakPoints( const TQValueList<uint> &l );
    TQValueList<uint> breakPoints() const;

    void emitMarkersChanged();
    MarkerWidget *marker_widget() const { return markerWidget; }

signals:
    void markersChanged();
    void expandFunction( TQTextParagraph *p );
    void collapseFunction( TQTextParagraph *p );
    void collapse( bool all /*else only functions*/ );
    void expand( bool all /*else only functions*/ );
    void editBreakPoints();
    void isBreakpointPossible( bool &possible, const TQString &code, int line );

protected slots:
    void clearErrorMarker();
    void cursorPositionChanged( int row, int col );
    void showMessage( const TQString &msg );
    void clearStatusBar();

protected:
    void childEvent( TQChildEvent *e );
    void resizeEvent( TQResizeEvent *e );

private:
    TQWidget *curView;
    MarkerWidget *markerWidget;
    TQVBoxLayout *layout;
    TQDockArea *dockArea;
    TQLabel *posLabel;
    TQString extraText;
    TQTimer *messageTimer;

};

#endif