⭐ 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

📄 popup.java~1~

📁 Contains a complete archiver by Haruhiko Okumura. The archiver uses an LZ engine whose output is c
💻 JAVA~1~
字号:
package swingexample;import java.awt.*;  import java.awt.event.*;  import javax.swing.*;  public class Popup extends JPanel {  JPopupMenu popup = new JPopupMenu();  JTextField t = new JTextField(10);  public Popup() {  add(t);  ActionListener al = new ActionListener() {  public void actionPerformed(ActionEvent e){  t.setText(  ((JMenuItem)e.getSource()).getText());  }  };  JMenuItem m = new JMenuItem("Hither");  m.addActionListener(al);  popup.add(m);  m = new JMenuItem("Yon");  m.addActionListener(al);  popup.add(m);  m = new JMenuItem("Afar");  m.addActionListener(al);  popup.add(m);  popup.addSeparator();  m = new JMenuItem("Stay Here");  m.addActionListener(al);  popup.add(m);  PopupListener pl = new PopupListener();  addMouseListener(pl);  t.addMouseListener(pl);  }  class PopupListener extends MouseAdapter {  public void mousePressed(MouseEvent e) {  maybeShowPopup(e);  }  public void mouseReleased(MouseEvent e) {  maybeShowPopup(e);  }  private void maybeShowPopup(MouseEvent e) {  if(e.isPopupTrigger()) {  popup.show(  e.getComponent(), e.getX(), e.getY());  }  }  }  public static void main(String args[]) {  Show.inFrame(new Popup(),200,150);  }  } ///:~

⌨️ 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 + -