qgridview.h Include File

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# qgridview.h

This is the verbatim text of the qgridview.h include file. It is provided only for illustration; the copyright remains with Trolltech.

    /**********************************************************************
    ** $Id: qt/qgridview.h   3.3.8   edited Jan 11 14:38 $
    **
    ** Definition of QGridView class
    **
    ** Created : 010523
    **
    ** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
    **
    ** This file is part of the widgets module of the Qt GUI Toolkit.
    **
    ** 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 file LICENSE.GPL 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 Qt Foundation.
    **
    ** Please review the following information to ensure GNU General
    ** Public Licensing requirements will be met:
    ** http://trolltech.com/products/qt/licenses/licensing/opensource/.
    ** If you are unsure which license is appropriate for your use, please
    ** review the following information:
    ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
    ** or contact the sales department at sales@trolltech.com.
    **
    ** This file may be used under the terms of the Q Public License as
    ** defined by Trolltech ASA and appearing in the file LICENSE.QPL
    ** included in the packaging of this file.  Licensees holding valid Qt
    ** Commercial licenses may use this file in accordance with the Qt
    ** Commercial License Agreement provided with the Software.
    **
    ** 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
    ** herein.
    **
    **********************************************************************/

    #ifndef QGRIDVIEW_H
    #define QGRIDVIEW_H

    #ifndef QT_H
    #include "qscrollview.h"
    #endif // QT_H

    #ifndef QT_NO_GRIDVIEW

    class QGridViewPrivate;

    class Q_EXPORT QGridView : public QScrollView
    {
        Q_OBJECT
        Q_PROPERTY( int numRows READ numRows WRITE setNumRows )
        Q_PROPERTY( int numCols READ numCols WRITE setNumCols )
        Q_PROPERTY( int cellWidth READ cellWidth WRITE setCellWidth )
        Q_PROPERTY( int cellHeight READ cellHeight WRITE setCellHeight )
    public:

        QGridView( QWidget *parent=0, const char *name=0, WFlags f=0 );
       ~QGridView();

        int numRows() const;
        virtual void setNumRows( int );
        int numCols() const;
        virtual void setNumCols( int );

        int cellWidth() const;
        virtual void setCellWidth( int );
        int cellHeight() const;
        virtual void setCellHeight( int );

        QRect cellRect() const;
        QRect cellGeometry( int row, int column );
        QSize gridSize() const;

        int rowAt( int y ) const;
        int columnAt( int x ) const;

        void repaintCell( int row, int column, bool erase=TRUE );
        void updateCell( int row, int column );
        void ensureCellVisible( int row, int column );

    protected:
        virtual void paintCell( QPainter *, int row, int col ) = 0;
        virtual void paintEmptyArea( QPainter *p, int cx, int cy, int cw, int ch );

        void drawContents( QPainter *p, int cx, int cy, int cw, int ch );

        virtual void dimensionChange( int, int );

    private:
        void drawContents( QPainter* );
        void updateGrid();

        int nrows;
        int ncols;
        int cellw;
        int cellh;
        QGridViewPrivate* d;

    private:	// Disabled copy constructor and operator=
    #if defined(Q_DISABLE_COPY)
        QGridView( const QGridView & );
        QGridView &operator=( const QGridView & );
    #endif
    };

    inline int QGridView::cellWidth() const
    { return cellw; }

    inline int QGridView::cellHeight() const
    { return cellh; }

    inline int QGridView::rowAt( int y ) const
    { return y / cellh; }

    inline int QGridView::columnAt( int x ) const
    { return x / cellw; }

    inline int QGridView::numRows() const
    { return nrows; }

    inline int QGridView::numCols() const
    {return ncols; }

    inline QRect QGridView::cellRect() const
    { return QRect( 0, 0, cellw, cellh ); }

    inline QSize QGridView::gridSize() const
    { return QSize( ncols * cellw, nrows * cellh ); }

    #endif // QT_NO_GRIDVIEW

    #endif // QTABLEVIEW_H