showmenuitem.java

PDA餐饮管理系统,在掌上电脑实现的,可以开台,点菜等多功能模块

package item;

import javax.microedition.lcdui.*;
import rms.*;

/**
 * 用于显示菜品列表的控件
 * @author hong
 *
 */
public class ShowMenuItem extends GridItem {
	
	private Menu aMenu; 
	public ShowMenuItem(String title,int itemWidth,int itemHeight) {
		super(title,itemWidth,itemHeight,100,20,20);
	}

	protected void drawBottom(Graphics g) {
		if (cur_content[curX][curY]!=null){
			aMenu=(Menu)(cur_content[curX][curY]);
			g.drawString("单价："+aMenu.getPrice(),2,rows*dy+2,20);
			g.drawString("单位："+aMenu.getUnit(),80,rows*dy+2,20);
		}
		g.drawString((curPage+1)+"/"+pages,140,rows*dy+2,20);
	}

	protected void drawContent(Graphics g, int x, int y) {
		aMenu=(Menu)(cur_content[x][y]);
		if (aMenu!=null)
		g.drawString(aMenu.getMenuId()+ "."+ aMenu.getMenuName(), dx * x + 3, dy * y
				+ 1, 20);
	}
	

}