⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 maindemo_userframe1.java~4~

📁 该文件中包含有源代码及一部分的文档,该系统是一个小型的英语单词字典的系统.
💻 JAVA~4~
字号:
package logindemo;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
import javax.swing.JFrame;
import java.awt.BorderLayout;

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2007</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class MainDemo_Userframe1 extends JFrame {
    BorderLayout borderLayout1 = new BorderLayout();
        JMenu menu;
        JMenuItem menuItem;
        JMenuBar menuBar;
        JPanel panel1;
        JPopupMenu popup;
    public MainDemo_Userframe1() {
        try {
            jbInit();
        } catch (Exception exception) {
            exception.printStackTrace();
        }
    }

    private void jbInit() throws Exception {
        getContentPane().setLayout(borderLayout1);
        JMenuBar menuBar = new JMenuBar();
           setJMenuBar(menuBar);
           menu=new JMenu("查询");
           menuBar.add(menu);
           menuItem=new JMenuItem("按书名查询");
           menuItem.addActionListener(new MenuActionListenerClass(this));
           menuItem.setActionCommand("按书名查询");
           menu.add(menuItem);
           menuItem=new JMenuItem("按作者查询");
           menuItem.addActionListener(new MenuActionListenerClass(this));
           menuItem.setActionCommand("按作者查询");
           menu.add(menuItem);
           menuItem=new JMenuItem("按出版社查询");
           menuItem.addActionListener(new MenuActionListenerClass(this));
           menuItem.setActionCommand("按出版查询");
           menu.add(menuItem);
           menuItem=new JMenuItem("按类别查询");
           menuItem.addActionListener(new MenuActionListenerClass(this));
           menuItem.setActionCommand("按类别查询");
           menu.add(menuItem);
           menu=new JMenu("修改");
           menuItem.addActionListener(new MenuActionListenerClass(this));
           menuItem.setActionCommand("修改");
           menuBar.add(menu);
           menu=new JMenu("录入");
           menuItem.addActionListener(new MenuActionListenerClass(this));
           menuItem.setActionCommand("录入");
           menuBar.add(menu);
           menu=new JMenu("删除");
           menuItem.addActionListener(new MenuActionListenerClass(this));
           menuItem.setActionCommand("删除");
           menuBar.add(menu);
    }


    public void MenuActionPerformed(ActionEvent e) {
        if ("确定".equals(e.getActionCommand())) {
            System.exit(0);
        } else if ("取消".equals(e.getActionCommand())) {
            System.exit(0);
        }
    }
}
  class MenuActionListenerClass implements ActionListener {
     MainDemo_Userframe1 frame;
      public MenuActionListenerClass(MainDemo_Userframe1 frame) {
      this.frame = frame;
     }
     public void actionPerformed(ActionEvent e) {
    frame.MenuActionPerformed(e);
  }

}
class PopupListener extends MouseAdapter {
    MainDemo_Userframe1 frame;
    public PopupListener(MainDemo_Userframe1 frame) {
        this.frame = frame;
    }

    public void mousePressed(MouseEvent e) {
        maybeShowPopup(e);
    }

    public void mouseReleased(MouseEvent e) {
        maybeShowPopup(e);
    }

    private void maybeShowPopup(MouseEvent e) {
        if (e.isPopupTrigger()) {
            frame.popup.show(e.getComponent(), e.getX(), e.getY());
        }
    }
}

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -