qwidget.h

#ifndef __QWidget_h
#define __QWidget_h

#include "qevent.h"

class QWidget : public QObject
{
    friend class QApplication;
    friend class QPainter;
    friend class ImagePainter;
    friend class QWidgetPrivate;
    friend class QPopup;
    friend class GApp;
    friend class GMemDC;

    static QList<QWidget> AllWidgets;
    static QWidget *MouseGrabber;
    static QWidget *OwnsClipboard;

    void _paint(XExposeEvent *e, QEvent *q);
    void _resize(XConfigureEvent *e, QEvent *q);
    void _map(bool m);
    bool _wait_mapped(int timeout = -1);
    QEvent *_event;
    virtual void *_GetWndPtr() { return 0; }

protected:
    class QWidgetPrivate *d;
    void setParentWidget(QWidget *p);

public:
    enum MouseButton
    {
        LeftButton = 0x0001,
        RightButton = 0x0002,
        MidButton = 0x0004
    };

    enum KeyButton
    {
        AltButton = 0x0008,
        ShiftButton = 0x0010,
        ControlButton = 0x0020
    };
    
    QWidget(char *name = 0, bool top = false);
    QWidget(Window Existing, bool AddToList = false);
    ~QWidget();

    Window handle();
    void detachHandle();
    class QMainWindow *GetWindow();
    
    // Internal
    void _dump(int i=0);
    bool _isdebug();
    void _SetClipRgn(GRegion *c); // int Rects, XRectangle *Rect);
    GRegion *_GetClipRgn(); // int &Rects, XRectangle *&Rect);
    virtual void _SetDeleteMe();
    virtual void _SetWndPtr(void *p) {}
    static QWidget *GetMouseGrabber() { return MouseGrabber; }

    // window Api
    void setIcon(char *Path);
    bool IsMouseOver(QEvent *e);
    bool IsPopup();
    void GetDecorationSize(int &x, int &y);

    // Widget Api
    virtual int height();
    virtual int width();
    virtual void setGeometry(int x, int y, int w, int h);
    virtual GRect &geometry();
    virtual void setBackgroundMode(ViewBackground b);
    virtual void repaint();
    virtual void repaint(int x, int y, int w, int h);
    virtual void update();
    virtual void update(int x, int y, int w, int h);
    virtual bool isEnabled();
    virtual void setEnabled(bool i);
    virtual bool isVisible();
    virtual void show(bool Raise = false);
    virtual void hide();
    virtual bool hasFocus();
    virtual void setFocus();
    virtual void clearFocus();
    virtual OsPoint &mapFromGlobal(OsPoint &p);
    virtual OsPoint &mapToGlobal(OsPoint &p);
    virtual QWidget *parentWidget();
    virtual QList<QWidget> *childrenWidgets();
    virtual bool reparent(QWidget *parent, OsPoint &p, bool show);
    virtual void grabMouse();
    virtual void ungrabMouse();
    bool grabbedMouse() { return MouseGrabber == this; }

    virtual char *getText();
    virtual void setText(char *text);
    virtual int value();
    virtual void setValue(int i);
    virtual int wantKeys();
    virtual void wantKeys(int keys);
    virtual bool isTabStop();
    virtual void isTabStop(bool i);

    // Static Api
    static QWidget *Find(Window w);

    // Events
    virtual void resizeEvent(QEvent *e) {}
    virtual void paintEvent(QEvent *e) {}
    virtual void customEvent(QEvent *e) {}
    virtual void mousePressEvent(QEvent *e) {}
    virtual void mouseDoubleClickEvent(QEvent *e) {}
    virtual void mouseReleaseEvent(QEvent *e) {}
    virtual void mouseMoveEvent(QEvent *e) {}
    virtual void leaveEvent(QEvent *e) {}
    virtual void enterEvent(QEvent *e) {}
    virtual void wheelEvent(QEvent *e) {}
    virtual void focusInEvent(QEvent *e) {}
    virtual void focusOutEvent(QEvent *e) {}
    virtual bool keyPressEvent(QEvent *e) {}
    virtual bool keyReleaseEvent(QEvent *e) {}
    virtual void closeEvent(QEvent *e) {}
    virtual void notifyEvent(int i = 0) {}
    virtual void propertyEvent(QEvent *e) {}

    // popup
    bool GetPopup();
    void SetPopup(bool b);
};

// typedef QWidget                      *OsView;

#endif

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