lyx_mirror/src/frontends/qt2/emptytable.h

/*
 * emptytable.h
 * (C) 2000 LyX Team
 * John Levon, moz@compsoc.man.ac.uk
 */

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef EMPTYTABLE_H
#define EMPTYTABLE_H

#include <qpainter.h> 
#include <qtableview.h> 

#include "boost/utility.hpp"

/**
 * A simple widget for a quick "preview" in TabularCreateDialog.
 * The user can drag on the widget to change the table dimensions.
 */
class EmptyTable : public QTableView {
   Q_OBJECT
public:
	EmptyTable(QWidget * parent = 0, const char * name = 0);
	
	~EmptyTable() {};

public slots:
	/// set the number of columns in the table and emit colsChanged() signal 
	void setNumberColumns(int nr_cols);
	/// set the number of rows in the table and emit rowsChanged() signal 
	void setNumberRows(int nr_rows);
 
signals:
	/// the number of columns changed
	void colsChanged(int);
	/// the number of rows changed
	void rowsChanged(int);

protected:
	/// fill in a cell
	virtual void paintCell(class QPainter *, int, int);
	virtual void mouseMoveEvent(QMouseEvent *);
	
private:
	/// number of current columns 
	unsigned int cols;
	/// number of current rows
	unsigned int rows;
};

#endif