microcalccanvas.java

类似于Windows上的Excel

/*
 * MC2 -- j2me spreadsheet
 *
 * Copyright (c) 2004-2006 Michael Zemljanukha ([e-mail])
 *
 * 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.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */


package com.wapindustrial.calc;
import javax.microedition.lcdui.*;

/**
 *  the canvas class to perform all the user iteractions
 *
 *@author     mixa
 *@created    May 21, 2003
 */
public final class MicroCalcCanvas extends Canvas {

    CanvasHandler1 canvasHandler;
    
    public MicroCalcCanvas() {  }

    public void setHandler( CanvasHandler1 _canvasHandler ) {
        canvasHandler = _canvasHandler;
        setCommandListener( _canvasHandler );
    }
    
    protected void keyPressed(int keyCode) {
        canvasHandler.keyPressed( keyCode );
    }
    
    protected void keyRepeated(int keyCode) {
        canvasHandler.keyPressed( keyCode );
    }

//#ifdef POINTER    
    protected void pointerPressed(int x, int y) {
        canvasHandler.pointerPressed( x,y );
    }
//#endif    
    
    protected void paint(Graphics g) {
        canvasHandler.paint( g );
    }


}