qtable-h.html

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    enum SelectionMode { Single, Multi, SingleRow, MultiRow, NoSelection };
    virtual void setSelectionMode( SelectionMode mode );
    SelectionMode selectionMode() const;

    virtual void setItem( int row, int col, QTableItem *item );
    virtual void setText( int row, int col, const QString &text );
    virtual void setPixmap( int row, int col, const QPixmap &pix );
    virtual QTableItem *item( int row, int col ) const;
    virtual QString text( int row, int col ) const;
    virtual QPixmap pixmap( int row, int col ) const;
    virtual void clearCell( int row, int col );

    virtual QRect cellGeometry( int row, int col ) const;
    virtual int columnWidth( int col ) const;
    virtual int rowHeight( int row ) const;
    virtual int columnPos( int col ) const;
    virtual int rowPos( int row ) const;
    virtual int columnAt( int x ) const;
    virtual int rowAt( int y ) const;

    virtual int numRows() const;
    virtual int numCols() const;

    void updateCell( int row, int col );

    bool eventFilter( QObject * o, QEvent * );

    int currentRow() const { return curRow; }
    int currentColumn() const { return curCol; }
    void ensureCellVisible( int row, int col );

    bool isSelected( int row, int col ) const;
    bool isRowSelected( int row, bool full = FALSE ) const;
    bool isColumnSelected( int col, bool full = FALSE ) const;
    int numSelections() const;
    QTableSelection selection( int num ) const;
    virtual int addSelection( const QTableSelection &s );
    virtual void removeSelection( const QTableSelection &s );
    virtual void removeSelection( int num );
    virtual int currentSelection() const;

    bool showGrid() const;

    bool columnMovingEnabled() const;
    bool rowMovingEnabled() const;

    virtual void sortColumn( int col, bool ascending = TRUE,
                             bool wholeRows = FALSE );
    bool sorting() const;

    virtual void takeItem( QTableItem *i );

    virtual void setCellWidget( int row, int col, QWidget *e );
    virtual QWidget *cellWidget( int row, int col ) const;
    virtual void clearCellWidget( int row, int col );

    virtual QRect cellRect( int row, int col ) const;

    virtual void paintCell( QPainter *p, int row, int col,
                            const QRect &cr, bool selected );
    virtual void paintCell( QPainter *p, int row, int col,
                            const QRect &cr, bool selected, const QColorGroup &cg );
    virtual void paintFocus( QPainter *p, const QRect &r );
    QSize sizeHint() const;

    bool isReadOnly() const;
    bool isRowReadOnly( int row ) const;
    bool isColumnReadOnly( int col ) const;

    void setEnabled( bool b );

    void repaintSelections();

    enum FocusStyle { FollowStyle, SpreadSheet };
    virtual void setFocusStyle( FocusStyle fs );
    FocusStyle focusStyle() const;

public slots:
    virtual void setNumRows( int r );
    virtual void setNumCols( int r );
    virtual void setShowGrid( bool b );
    virtual void hideRow( int row );
    virtual void hideColumn( int col );
    virtual void showRow( int row );
    virtual void showColumn( int col );

    virtual void setColumnWidth( int col, int w );
    virtual void setRowHeight( int row, int h );

    virtual void adjustColumn( int col );
    virtual void adjustRow( int row );

    virtual void setColumnStretchable( int col, bool stretch );
    virtual void setRowStretchable( int row, bool stretch );
    bool isColumnStretchable( int col ) const;
    bool isRowStretchable( int row ) const;
    virtual void setSorting( bool b );
    virtual void swapRows( int row1, int row2, bool swapHeader = FALSE );
    virtual void swapColumns( int col1, int col2, bool swapHeader = FALSE );
    virtual void swapCells( int row1, int col1, int row2, int col2 );

    virtual void setLeftMargin( int m );
    virtual void setTopMargin( int m );
    virtual void setCurrentCell( int row, int col );
    void clearSelection( bool repaint = TRUE );
    virtual void setColumnMovingEnabled( bool b );
    virtual void setRowMovingEnabled( bool b );

    virtual void setReadOnly( bool b );
    virtual void setRowReadOnly( int row, bool ro );
    virtual void setColumnReadOnly( int col, bool ro );

    virtual void setDragEnabled( bool b );
    bool dragEnabled() const;

    virtual void insertRows( int row, int count = 1 );
    virtual void insertColumns( int col, int count = 1 );
    virtual void removeRow( int row );
    virtual void removeRows( const QMemArray<int> &rows );
    virtual void removeColumn( int col );
    virtual void removeColumns( const QMemArray<int> &cols );

    virtual void editCell( int row, int col, bool replace = FALSE );

protected:
    enum EditMode { NotEditing, Editing, Replacing };
    void drawContents( QPainter *p, int cx, int cy, int cw, int ch );
    void contentsMousePressEvent( QMouseEvent* );
    void contentsMouseMoveEvent( QMouseEvent* );
    void contentsMouseDoubleClickEvent( QMouseEvent* );
    void contentsMouseReleaseEvent( QMouseEvent* );
    void contentsContextMenuEvent( QContextMenuEvent * e );
    void keyPressEvent( QKeyEvent* );
    void focusInEvent( QFocusEvent* );
    void focusOutEvent( QFocusEvent* );
    void viewportResizeEvent( QResizeEvent * );
    void showEvent( QShowEvent *e );
    void setEditMode( EditMode mode, int row, int col );
#ifndef QT_NO_DRAGANDDROP
    virtual void contentsDragEnterEvent( QDragEnterEvent *e );
    virtual void contentsDragMoveEvent( QDragMoveEvent *e );
    virtual void contentsDragLeaveEvent( QDragLeaveEvent *e );
    virtual void contentsDropEvent( QDropEvent *e );
    virtual QDragObject *dragObject();
    virtual void startDrag();
#endif

    virtual void paintEmptyArea( QPainter *p, int cx, int cy, int cw, int ch );
    virtual void activateNextCell();
    virtual QWidget *createEditor( int row, int col, bool initFromCell ) const;
    virtual void setCellContentFromEditor( int row, int col );
    virtual QWidget *beginEdit( int row, int col, bool replace );
    virtual void endEdit( int row, int col, bool accept, bool replace );

    virtual void resizeData( int len );
    virtual void insertWidget( int row, int col, QWidget *w );
    int indexOf( int row, int col ) const;

    void windowActivationChange( bool );
    bool isEditing() const;
    EditMode editMode() const;
    int currEditRow() const;
    int currEditCol() const;

protected slots:
    virtual void columnWidthChanged( int col );
    virtual void rowHeightChanged( int row );
    virtual void columnIndexChanged( int section, int fromIndex, int toIndex );
    virtual void rowIndexChanged( int section, int fromIndex, int toIndex );
    virtual void columnClicked( int col );

signals:
    void currentChanged( int row, int col );
    void clicked( int row, int col, int button, const QPoint &mousePos );
    void doubleClicked( int row, int col, int button, const QPoint &mousePos );
    void pressed( int row, int col, int button, const QPoint &mousePos );
    void selectionChanged();
    void valueChanged( int row, int col );
    void contextMenuRequested( int row, int col, const QPoint &pos );
#ifndef QT_NO_DRAGANDDROP
    void dropped( QDropEvent *e );
#endif

private slots:
    void doAutoScroll();
    void doValueChanged();
    void updateGeometriesSlot();

private:
    void contentsMousePressEventEx( QMouseEvent* );
    void drawContents( QPainter* );
    void updateGeometries();
    void repaintSelections( QTableSelection *oldSelection,
                            QTableSelection *newSelection,
                            bool updateVertical = TRUE,
                            bool updateHorizontal = TRUE );
    QRect rangeGeometry( int topRow, int leftCol,
                         int bottomRow, int rightCol, bool &optimize );
    void fixRow( int &row, int y );
    void fixCol( int &col, int x );

    void init( int numRows, int numCols );
    QSize tableSize() const;
    void repaintCell( int row, int col );
    void contentsToViewport2( int x, int y, int& vx, int& vy );
    QPoint contentsToViewport2( const QPoint &p );
    void viewportToContents2( int vx, int vy, int& x, int& y );
    QPoint viewportToContents2( const QPoint &p );

    void updateRowWidgets( int row );
    void updateColWidgets( int col );
    bool isSelected( int row, int col, bool includeCurrent ) const;
    void setCurrentCell( int row, int col, bool updateSelections );
    void fixCell( int &row, int &col, int key );
    void delayedUpdateGeometries();
    struct TableWidget
    {
	TableWidget( QWidget *w, int r, int c ) : wid( w ), row( r ), col ( c ) {}
	QWidget *wid;
	int row, col;
    };
    void saveContents( QPtrVector<QTableItem> &tmp,
		       QPtrVector<TableWidget> &tmp2 );
    void updateHeaderAndResizeContents( QTableHeader *header,
					int num, int colRow,
					int width, bool &updateBefore );
    void restoreContents( QPtrVector<QTableItem> &tmp,
			  QPtrVector<TableWidget> &tmp2 );
    void finishContentsResze( bool updateBefore );

private:
    QPtrVector<QTableItem> contents;
    QPtrVector<QWidget> widgets;
    int curRow;
    int curCol;
    QTableHeader *leftHeader, *topHeader;
    EditMode edMode;
    int editCol, editRow;
    QPtrList<QTableSelection> selections;
    QTableSelection *currentSel;
    QTimer *autoScrollTimer;
    int lastSortCol;
    bool sGrid : 1;
    bool mRows : 1;
    bool mCols : 1;
    bool asc : 1;
    bool doSort : 1;
    bool mousePressed : 1;
    bool readOnly : 1;
    bool shouldClearSelection : 1;
    bool dEnabled : 1;
    bool context_menu : 1;
    bool drawActiveSelection : 1;
    bool was_visible : 1;
    SelectionMode selMode;
    int pressedRow, pressedCol;
    QTablePrivate *d;
    QIntDict<int> roRows;
    QIntDict<int> roCols;
    int startDragRow;
    int startDragCol;
    QPoint dragStartPos;
    int oldCurrentRow, oldCurrentCol;
    QWidget *topLeftCorner;
    FocusStyle focusStl;
    QSize cachedSizeHint;

};

#endif // QT_NO_TABLE
#endif // TABLE_H
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<td>Copyright &copy; 2002 
<a href="http://www.trolltech.com">Trolltech</a>
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<td><a href="zh_CN.html">译者:farfareast</a>
<td align=right><div align=right>Qt 3.0.5版</div>
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