deletepanel.java

java私塾里的图书进销存项目的源代码,非常不错,J2SE基础知识复习非常有帮助!

package cn.javass.bookmgr.salebook.ui.panels;

import java.awt.*;
import javax.swing.JPanel;
import com.borland.jbcl.layout.*;
import javax.swing.*;
import java.awt.event.*;
import cn.javass.bookmgr.util.uiutil.ChangePanel;
import cn.javass.bookmgr.MainFrame;
import cn.javass.bookmgr.salebook.business.factory.SaleBookFactory;
import cn.javass.bookmgr.salebook.valueobject.SaleBookModel;
import cn.javass.bookmgr.util.informat.MyDateFormat;
/**
 * 销售模块表现层用于删除销售主记录的Panel
 *
 * <p>Title: Java私塾第一个Java项目——图书进销存系统（单机版）</p>
 * <p>Description: 网址:<a href="http://www.javass.cn">http://www.javass.cn</a>
 * 新电话:[phone]   新地址:北京市海淀区厂洼路5号院深博达商务楼5层</p>
 * <p>Copyright: Copyright (c) 2008</p>
 * <p>Company: Java私塾</p>
 * @author Java私塾
 * @version 1.0
 */
public class DeletePanel extends JPanel {
  //以下为本界面需要的组件定义
  XYLayout xYLayout1 = new XYLayout();
  JLabel jLabel1 = new JLabel();
  JLabel jLabel2 = new JLabel();
  JLabel jLabel3 = new JLabel();
  JLabel jLabel5 = new JLabel();
  JTextField txt_Id = new JTextField();
  JTextField txt_date = new JTextField();
  JButton btn_delete = new JButton();
  JButton btn_back = new JButton();
  JTextField txt_inUserId = new JTextField();
  /**
   * 用来保持对主窗体的引用
   */
  MainFrame mf = null;
  /**
   * 需要删除的销售主记录的String值
   */
  String str = "";
  /**
   * 构建删除销售主记录的Panel
   * @param mf 主窗体的引用
   * @param str 销售主记录的String值
   */
  public DeletePanel(MainFrame mf, String str) {
    try {
      this.str = str;
      this.mf = mf;
      jbInit();
    }
    catch (Exception ex) {
      ex.printStackTrace();
    }
  }
  /**
  * 真正进行组件初始化，并构建整个界面
  * @throws Exception
  */
  void jbInit() throws Exception {
    //1:根据传递过来的销售主记录String，转换成为对应的销售主记录Model
    SaleBookModel um = new SaleBookModel();
    String strs[] = str.split(",");
    um.setId(strs[0]);
    um.setOutDate(MyDateFormat.dateStr2Long("", strs[1]));
    um.setOutUserId(strs[2]);

    //2:把值设置到组件上，用于显示
    this.txt_Id.setText(um.getId());
    this.txt_Id.setEditable(false);
    this.txt_date.setText(MyDateFormat.dateLong2Str("", um.getOutDate()));
    this.txt_inUserId.setText(um.getOutUserId());

    jLabel1.setFont(new java.awt.Font("Dialog", 1, 30));
    jLabel1.setText("删除进货单");
    this.setLayout(xYLayout1);
    jLabel2.setText("进货单编号");
    jLabel3.setText("进货日期");
    jLabel5.setText("进货人");

    btn_delete.setText("保存");
    btn_delete.addActionListener(new DeletePanel_btn_delete_actionAdapter(this));
    btn_back.setText("返回");
    btn_back.addActionListener(new DeletePanel_btn_back_actionAdapter(this));
    xYLayout1.setWidth(486);
    xYLayout1.setHeight(397);
    this.add(jLabel1, new XYConstraints(96, 12, 377, 82));
    this.add(jLabel2, new XYConstraints(13, 91, 77, 30));
    this.add(jLabel3, new XYConstraints(238, 90, 77, 30));
    this.add(txt_date, new XYConstraints(295, 93, 166, 33));
    this.add(jLabel5, new XYConstraints(13, 164, 77, 30));
    this.add(txt_inUserId, new XYConstraints(63, 169, 166, 33));
    this.add(btn_delete, new XYConstraints(146, 343, 117, 46));
    this.add(btn_back, new XYConstraints(296, 343, 117, 46));
    this.add(txt_Id, new XYConstraints(69, 93, 166, 33));

  }
  /**
   * 点击删除按钮的事件处理
   * @param e Action事件对象
   */
  void btn_delete_actionPerformed(ActionEvent e) {
    //1:收集参数
    String id = this.txt_Id.getText();
    String inDate = this.txt_date.getText();
    String inUserId = this.txt_inUserId.getText();
    //2:组织参数
    SaleBookModel bm = new SaleBookModel();
    bm.setId(id);
    bm.setOutDate(MyDateFormat.dateStr2Long("", inDate));
    bm.setOutUserId(inUserId);
    //3:调用逻辑层Api，并获取返回值
    boolean flag = SaleBookFactory.getInstance().createSaleBookEbi().
        deleteSaleBook(bm);
    //4:根据返回值选择新的Panel
    if (flag) {
      ChangePanel.changePanel(mf, new ListPanel(mf, false, null));
    }
    else {
      JOptionPane.showMessageDialog(null, "很遗憾，进货单删除失败了");
    }
  }
  /**
   * 点击返回按钮的事件处理
   * @param e Action事件对象
   */
  void btn_back_actionPerformed(ActionEvent e) {
    ChangePanel.changePanel(mf, new ListPanel(mf, false, null));
  }
}
//以下为事件处理中的Adaper类
class DeletePanel_btn_delete_actionAdapter
    implements java.awt.event.ActionListener {
  DeletePanel adaptee;

  DeletePanel_btn_delete_actionAdapter(DeletePanel adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.btn_delete_actionPerformed(e);
  }
}

class DeletePanel_btn_back_actionAdapter
    implements java.awt.event.ActionListener {
  DeletePanel adaptee;

  DeletePanel_btn_back_actionAdapter(DeletePanel adaptee) {
    this.adaptee = adaptee;
  }

  public void actionPerformed(ActionEvent e) {
    adaptee.btn_back_actionPerformed(e);
  }
}