htmlview.h

一种效率高

     * @see #documentDone
     */
    void documentStarted( KHTMLView *_view );

    /**
     * This signal is emitted if the widget has parsed and if all images
     * arrived. Mention that this is only true or '_view'. The parent widget
     * or any child widget may still parse or wait for an image.
     * This signal is the complement to @ref #documentStarted
     */
    void documentDone( KHTMLView *_view );

    /**
     * The user pressed ALT + Up
     */
    void goUp( KHTMLView *_view );
    void goUp();
    /**
     * The user pressed ALT + Right
     */
    void goRight( KHTMLView *_view );
    void goRight();
    /**
     * The user pressed ALT + Left
     */
    void goLeft( KHTMLView *_view );
    void goLeft();
  
public slots:
    void slotScrollVert( int _dy );
    void slotScrollHorz( int _dx );
  
    /** Call this slot if an requested image is available.
     * The rquested image is named '_url' and is stored on the local disk
     * in the file named '_filename'.
     *
     * @param _url is the full qualified URL that was passedd to you by the
     *             ref #imageRequest signal.
     * @param _filename is a usual UNIX filename like "/tmp/tmpimage".
     */
    void slotImageLoaded( const char *_url, const char *_filename );

    /**
     * This slot is connected to all children. It emits the signal
     * @ref #documentRequest if called. <b>This slot is for internal use
     * only</b>.
     */
    void slotDocumentRequest( KHTMLView* _view, const char* _url );

    /**
     * This slot is connected to all children. It emits the signal
     * @ref #cancelDocumentRequest if called. <b>This slot is for internal use
     * only</b>.
     */
    void slotCancelDocumentRequest( KHTMLView* _view, const char* _url );

    /**
     * This slot is connected to all children. It emits the signal
     * @ref #URLSelected if called. <b>This slot is for internal use only</b>.
     */
    void slotURLSelected( KHTMLView* _view, const char* _url, int _button,
	const char *_target );

    /**
     * This slot is connected to all children. It emits the signal
     * @ref #setTitle if called. <b>This slot is for internal use only</b>.
     */
    void slotSetTitle( const char* _text );

    /**
     * This slot is connected to all children. It emits the signal
     * @ref #onURL if called. <b>This slot is for internal use only</b>.
     */
    void slotOnURL( KHTMLView *_view, const char *_url );

    /**
     * This slot is connected to all children. It emits the signal
     * @ref #popupMenu if called. <b>This slot is for internal use only</b>.
     */
    void slotPopupMenu( KHTMLView *_view, const char *_url,
	const QPoint &_point );

    /**
     * This slot is connected to all children. It emits the signal
     * @ref #imageRequest if called. <b>This slot is for internal use only</b>.
     */
    void slotImageRequest( KHTMLView *_view, const char *_url );

    /**
     * This slot is connected to all children. It emits the signal
     * @ref #cancelImageRequest if called. <b>This slot is for internal use
     * only</b>.
     */
    void slotCancelImageRequest( KHTMLView *_view, const char *_url );

    /**
     * This slot is connected to all children. It emits the signal
     * @ref #cancelImageRequest if called. <b>This slot is for internal use
     * only</b>.
     *
     * @param _method is the <form method=...> value
     * @param _url is the <form action=...> value
     * @param _data is the encoded from data submitted
     */
    void slotFormSubmitted( KHTMLView *_view, const char *_method,
	const char *_url, const char *_data );

    /**
     * This slot is connected to all children. It emits the signal
     * @ref #documentStarted if called. <b>This slot is for internal use
     * only</b>.
     */
    void slotDocumentStarted( KHTMLView *_view );

    /**
     * This slot is connected to all children. It emits the signal
     * @ref #documentDone if called. <b>This slot is for internal use only</b>.
     */
    void slotDocumentDone( KHTMLView *_view );

    /**
     * You can move the vertical scrollbar by calling this slot.
     */
    void slotVertSubtractLine();

    /**
     * You can move the vertical scrollbar by calling this slot.
     */
    void slotVertAddLine();

    /**
     * You can move the vertical scrollbar by calling this slot.
     */
    void slotVertSubtractPage();

    /**
     * You can move the vertical scrollbar by calling this slot.
     */
    void slotVertAddPage();

protected slots:    

    /**
     * This slot is connected to @ref KHTMLWidget. It emits the signal
     * @ref #URLSelected if called. <b>This slot is for internal use only</b>.
     */
    virtual void slotURLSelected( const char* _url, int _button,
	const char *_target );

    /**
     * This slot is connected to @ref KHTMLWidget. It emits the signal
     * @ref #onURL if called. <b>This slot is for internal use only</b>.
     */
    virtual void slotOnURL( const char *_url );

    /*
     * This slot is connected to @ref KHTMLWidget. It emits the signal
     * @ref #textSelected if called.  This slot is for internal use only.
     */
    virtual void slotTextSelected( bool _selected );

    /**
     * This slot is connected to @ref KHTMLWidget. It emits the signal
     * @ref #popupMenu if called. <b>This slot is for internal use only</b>.
     */
    virtual void slotPopupMenu( const char *_url, const QPoint &_point );

    /**
     * This slot is connected to @ref KHTMLWidget. It emits the signal
     * @ref #imageRequest if called. <b>This slot is for internal use only</b>.
     */
    virtual void slotImageRequest( const char *_url );

    /**
     * This slot is connected to @ref KHTMLWidget. It emits the signal
     * @ref #cancelImageRequest if called. <b>This slot is for internal use
     * only</b>.
     */
    virtual void slotCancelImageRequest( const char *_url );

    /**
     * This slot is connected to @ref KHTMLWidget. It emits the signal
     * if the form is submitted
     *
     * @param _url is the <form action=...> value
     * @param _method is the <form method=...> value
     * @param _data is the encoded form data submitted 
     */
    virtual void slotFormSubmitted( const char *_url, const char *_method, const char *_data );

    /**
     * This slot is connected to @ref KHTMLWidget. It emits the signal
     * if the document in the HTML Widget changes.<br>
     * <b>For Internal use only</b>.
     */
    virtual void slotDocumentChanged();

    /**
     * This slot is connected to @ref KHTMLWidget. It emits the signal
     * @ref #documentStarted if called. <b>This slot is for internal use
     * only</b>.
     */
    virtual void slotDocumentStarted();

    /**
     * This slot is connected to @ref KHTMLWidget. It emits the signal
     * @ref #documentDone if called. <b>This slot is for internal use only</b>.
     */
    virtual void slotDocumentDone();
       
    /**
     * Connected to the HTML widget.
     */
    void slotInternScrollVert( int );

    /**
     * Connected to the HTML widget
     */
    void slotInternScrollHorz( int );

    /**
     * The user pressed ALT + Up
     */
    void slotGoUp();
    /**
     * The user pressed ALT + Right
     */
    void slotGoRight();
    /**
     * The user pressed ALT + Left
     */
    void slotGoLeft();

protected:
    virtual void resizeEvent( QResizeEvent* _ev );
    virtual void closeEvent( QCloseEvent *e );

    virtual void initGUI();

    /*
     * Determiens wether scrollbars are needed and displays or hides them
     */
    virtual void calcScrollBars();
  
    /*
     * The horizontal scrollbar
     */    
    QScrollBar *horz;

    /*
     * The vertical scrollbar
     */    
    QScrollBar *vert;

    /*
     * The HTML Widget.
     */
    KHTMLWidget *view;

    /**
     * The currently displayed URL.
     * This is usually the same URL as the one passed to the Constructor of
     * @ref KIDWIindow::KIDWindow.
     */
    QString url;

    /*
     * Flag that indicates wether we show a horizontal scrollbar.
     *
     * @see horz
     */
    bool displayHScroll;

    /*
     * Flag that indicates wether we show a vertictal scrollbar.
     *
     * @see vert
     */
    bool displayVScroll;

    /*
     * List of all open html views.
     */
    static QList<KHTMLView> *viewList;

    /*
     * The name of the window. You can refer to this name in the
     * &lt;a href=... target=... &gt> tag.
     *
     * @see #findView
     * @see #setName
     * @see #getName
     */
    QString frameName;

    /*
     * @see #setAllowResize
     */
    bool bAllowResize;

    /*
     * @see #setScrolling
     */
    int scrolling;

    /*
     * @see #setFrameBorder
     */
    int frameBorder;

    /*
     * Pointer to the parent KHTMLView. If this view is the toplevel frame or
     * if there are no frames at all then this pointer is 0L.
     */
    KHTMLView *parentView;

    /*
     * This string holds some temporary data. It is used by @ref KHTMLWidget
     *
     * @see #setCookie
     * @see #getCookie
     */
    QString cookie;              

    int scrollToX;
    int scrollToY;
};

#endif