catehandler.java

java课程的资料以及实验的代码

/*
 *CateHandler.java：建立资产类别实体类的控制类。
 */

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
public class CateHandler extends MyHandler implements ActionListener {
   CateModel em;
   public CateView addEv;
   public CateView uptEv;
   public void actionPerformed( ActionEvent e) {
   	if (e.getActionCommand() == "add") {
	    em = new CateModel(addEv.p1.jtfCateId.getText(),
			addEv.p1.jtfCateName.getText(),
			addEv.p1.jtfSubCateId.getText(),
			addEv.p1.jtfSubCateName.getText());
	    em.insert();
   	}
   	if (e.getActionCommand() == "upt") {
		em.setAll(uptEv.p1.jtfCateName.getText(),uptEv.p1.jtfSubCateName.getText());
		em.update();
   	}
   	if (e.getActionCommand() == "sel") {
   	    if (Share.verify(uptEv.p1.jtfSubCateId)) {
   		em = new CateModel(uptEv.p1.jtfCateId.getText(),null,uptEv.p1.jtfSubCateId.getText(),null);
   		em.select();
   		uptEv.p1.jtfCateId.setText(em.getCateId());
		uptEv.p1.jtfCateName.setText(em.getCateName());
		uptEv.p1.jtfSubCateName.setText(em.getSubCateName());
	    }
   	}
   	if (e.getActionCommand() == "del") {
   		em.delete();
		uptEv.p1.jtfCateId.setText(em.getCateId());
		uptEv.p1.jtfCateName.setText(em.getCateName());
		uptEv.p1.jtfSubCateId.setText(em.getSubCateId());
		uptEv.p1.jtfSubCateName.setText(em.getSubCateName());
   	}
   }
}