viewaction.java

简单的硬盘配置界面

package informationsystem.gui;

import java.awt.event.*;
import informationsystem.gui.MainWindow;
import informationsystem.database.DBHandler;
import informationsystem.information.HardDisk;

public class ViewAction
    implements ActionListener {
  public ViewAction() {
    try {
      jbInit();
    }
    catch (Exception ex) {
      ex.printStackTrace();
    }
  }

  private MainWindow window;
  private DBHandler db = new DBHandler();

  public ViewAction(MainWindow window) {
    this.window = window;
  }

  /**
   * Invoked when an action occurs.
   *
   * @param e ActionEvent
   * @todo Implement this java.awt.event.ActionListener method
   */
  public void actionPerformed(ActionEvent e) {
   try {
      String number = this.window.jTextField1.getText();
    // String capacity = this.window.jTextField2.getText();    //*****************************
      //以下是通过输入价格来查询硬盘的相关信息
      if (db.validate(number)) {      // 增加了&&db.validate(capacity)
        HardDisk HardDisk = new HardDisk(number);
       // Student st = new Student(capacity);  //*****************增加
        this.window.jTextField5.setText(HardDisk.getApplyType());
        this.window.jTextField2.setText(HardDisk.getCapacity());  //*******************
        this.window.jTextField3.setText(HardDisk.getFactory());
        this.window.jTextField4.setText(HardDisk.getBelongInterface());
        this.window.jTextField1.setText(HardDisk.getPrice());
        this.window.jTextPane1.setText(HardDisk.getPrice()+","+HardDisk.getCapacity()+","
                                       +HardDisk.getFactory()+","
                                       +HardDisk.getBelongInterface()+","+HardDisk.getApplyType()
                                         +"—————："+HardDisk.getDetailContent());
  //************************************************

 /*//以下是使硬盘的具体信息在ta区域内显示
  Object eo=e.getSource();
   if (eo==this.window.jButton6)
      this.window.ta.setText(student.getDetailContent());
  ////以上是使硬盘的具体信息在ta区域内显示*/
      }
      else {
        this.window.jTextField1.setText("");
        this.window.jTextPane1.setText("数据库中没有您查询的价格和容量!");
        this.window.ta.setText("数据库中没有您查询的价格和容量!");
      }
    }
    catch (Exception ex) {
      ex.printStackTrace();
    }

  }

  private void jbInit() throws Exception {
  }
}