QtMainWindowWidget.h

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// ****************************************************************************
// Filename:  QtMainWindowWidget.h
// Author:    Florian Hecht
// Date:      2008
// ****************************************************************************


#ifndef _QT_MAIN_WINDOW_WIDGET_H_
#define _QT_MAIN_WINDOW_WIDGET_H_


// ****************************************************************************
// Includes
// ****************************************************************************

#include <qwidget.h>


// ****************************************************************************
// Forward declarations
// ****************************************************************************

class CQtMainWindow;
class CByteImage;


// ****************************************************************************
// Enums
// ****************************************************************************

enum QtWidgetType
{
        eImage = 0,
        eButton,
        eLabel,
        eCheckBox,
        eTextEdit,
        eSlider,
        eComboBox,
        eGLWidget
};



// ****************************************************************************
// CQtMainWindowWidget
// ****************************************************************************

class CQtMainWindowWidget : public QObject
{
        Q_OBJECT
        
public:
        CQtMainWindowWidget(CQtMainWindow *main_window, QtWidgetType type);
        ~CQtMainWindowWidget() {}

public slots:
        void Clicked();
        void ValueChanged(int value);
        void Toggled(bool flag);
        void TextChanged(const QString &str);
        
public:
        CQtMainWindow   *m_main_window;
        QtWidgetType    m_type;
        QWidget         *m_widget;
};

class CQtImageWidget : public QWidget, public CQtMainWindowWidget
{
public:
        CQtImageWidget(CQtMainWindow *main_window, QWidget *pParent = 0);
        ~CQtImageWidget();
        
        void SetImage(const CByteImage *pImage);
private:
        void paintEvent(QPaintEvent *pPaintEvent);
        void mousePressEvent(QMouseEvent *e);
        void mouseReleaseEvent(QMouseEvent *e);
        void mouseMoveEvent(QMouseEvent *e);
        void keyPressEvent(QKeyEvent *e);
        void keyReleaseEvent(QKeyEvent *e);

        int m_nWidth;
        int m_nHeight;
        unsigned char *m_pBuffer;
        
        bool m_mouse_down;
        int m_mouse_start_x;
        int m_mouse_start_y;
        int m_mouse_current_x;
        int m_mouse_current_y;
};



#ifdef USE_OPENGL

#include <qgl.h>

// ****************************************************************************
// CQtGLWidget
// ****************************************************************************

class CQtGLWidget : public QGLWidget, public CQtMainWindowWidget
{
public:
        CQtGLWidget(CQtMainWindow *main_window, QWidget *pParent = 0);
        ~CQtGLWidget();
        
private:
        void mousePressEvent(QMouseEvent *e);
        void mouseReleaseEvent(QMouseEvent *e);
        void mouseMoveEvent(QMouseEvent *e);
        void keyPressEvent(QKeyEvent *e);
        void keyReleaseEvent(QKeyEvent *e);
}; 

#endif


#endif /* _QT_MAIN_WINDOW_WIDGET_H_ */