tcalendarpopup.java

gwt 开发 界面控件的封装

/**
 * package com.mc.tables.client;
 */
package com.mc.tables.client;

/**
 * import lib
 */
import java.util.Date;

import com.google.gwt.core.client.JavaScriptException;
import com.google.gwt.user.client.ui.ChangeListener;
import com.google.gwt.user.client.ui.PopupPanel;
import com.google.gwt.user.client.ui.Widget;

/**
 * class TCalendarPopup 
 * @author Administrator
 * 可隐藏日历
 */
public class TCalendarPopup extends PopupPanel implements ChangeListener{

	final Calendar calendar = new Calendar();
	private String  selectDate = "";
	private String sep = "-";
	
	public TCalendarPopup(){
		super();
		this.add(calendar);
		calendar.addChangeListener(this);
	}
	
	/**
	 * 设置指定的日期
	 * @param date  日期字符串 如"2007-5-5" "2007/5/"
	 * @param ot    日期字符串的分隔符 如"-" "/"
	 */
	public void setDate(String date,String ot){
		if(date != ""){
			int y =1982;
			int m =6;
			int d= 6;
			sep =ot;
			try{
		          String ds =date;
	              int i = ds.indexOf(ot);
	              String sy=ds.substring(0,i);
	              y = Integer.parseInt(sy);
	              ds=ds.substring(i+1);
	              int j = ds.indexOf(ot);
	              String sm = ds.substring(0,j);
	              m = Integer.parseInt(sm);
	              ds = ds.substring(j+1);
	              String sd = ds;
	              d = Integer.parseInt(sd);
			}
			catch(JavaScriptException js){
			     js.fillInStackTrace();
			}catch(Exception e){
				e.fillInStackTrace();
			}finally{		
				calendar.setYearMonth(y, m-1, d);
			}	
		
		}
	}
	
	/**
	 * 选定的日期 触发的事件
	 */
	public void onChange(Widget sender) {
		// TODO Auto-generated method stub
		selectDate = (calendar.getDate().getYear()+1900) +sep+(calendar.getDate().getMonth()+1)+sep+calendar.getDate().getDate();
		this.hide();
	}
	
	/**
	 * 获得选定的日期
	 * @return 选定的日期
	 */
	public String getSelectedDate(){
		return selectDate ;
	}
	
	/**
	 * 获得选定的月份
	 * @return 选定的月份
	 */
	public String getSelectedMonth(){
		String ms =selectDate;
		if(ms != ""){
			ms=ms.substring(0,	ms.lastIndexOf(sep));
		}
		return selectDate ;
	}
	
	/**
	 * 获得选定的年份
	 * @return 选定的年份
	 */
	public String getSelectedYear(){
		String ms =selectDate;
		if(ms != ""){
			ms=ms.substring(0,	ms.indexOf(sep));
		}
		return ms ;
	}
	
}