在任务栏图标上使用java点击左键打开弹出窗口(菜单)
发布时间:2020-05-24 17:25:19 所属栏目:Java 来源:互联网
导读:我正在使用 Java中的任务托盘图标,我喜欢使用左键单击弹出菜单打开一个弹出菜单,我右键单击打开,请快速回复. 提前致谢… 这里是代码工作的右键点击需要显示相同的弹出窗口左键单击… 不要忘记放置任何图像@“src / img”文件夹,名称为“titleImg.jpg” 只是运
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我正在使用 Java中的任务托盘图标,我喜欢使用左键单击弹出菜单打开一个弹出菜单,我右键单击打开,请快速回复. 提前致谢… 这里是代码工作的右键点击需要显示相同的弹出窗口左键单击… 只是运行这个…这是一个工作的例子,但我必须使用左键显示相同的弹出窗口 我已经检查了鼠标监听器,它听到左键单击托盘图标,但如何显示弹出式菜单使用? package com.abc.dao;
import java.awt.AWTException;
import java.awt.CheckboxMenuItem;
import java.awt.Menu;
import java.awt.MenuItem;
import java.awt.PopupMenu;
import java.awt.SystemTray;
import java.awt.Toolkit;
import java.awt.TrayIcon;
public class MyTaskTray {
public static void main(String arg[]){
//Check the SystemTray is supported
if (!SystemTray.isSupported()) {
System.out.println("SystemTray is not supported");
return;
}
final PopupMenu popup = new PopupMenu();
final TrayIcon trayIcon =
new TrayIcon(Toolkit.getDefaultToolkit().getImage(new java.io.File("").getAbsolutePath()+"/bin/img/titleImg.jpg"),"Library Drop");
final SystemTray tray = SystemTray.getSystemTray();
// Create a pop-up menu components
MenuItem aboutItem = new MenuItem("About");
CheckboxMenuItem cb1 = new CheckboxMenuItem("Set auto size");
CheckboxMenuItem cb2 = new CheckboxMenuItem("Set tooltip");
Menu displayMenu = new Menu("Display");
MenuItem errorItem = new MenuItem("Error");
MenuItem warningItem = new MenuItem("Warning");
MenuItem infoItem = new MenuItem("Info");
MenuItem noneItem = new MenuItem("None");
MenuItem exitItem = new MenuItem("Exit");
//Add components to pop-up menu
popup.add(aboutItem);
popup.addSeparator();
popup.add(cb1);
popup.add(cb2);
popup.addSeparator();
popup.add(displayMenu);
displayMenu.add(errorItem);
displayMenu.add(warningItem);
displayMenu.add(infoItem);
displayMenu.add(noneItem);
popup.add(exitItem);
trayIcon.setPopupMenu(popup);
try {
tray.add(trayIcon);
} catch (AWTException e) {
System.out.println("TrayIcon could not be added.");
}
}
}
解决方法您实际缺少的是显示您的PopupMenu的父组件.实现这一点的一个方法是使用“隐形”框架(实际上它是可见的,但是具有0边界并且未装饰,所以你看不到)像这样:import java.awt.AWTException;
import java.awt.CheckboxMenuItem;
import java.awt.Frame;
import java.awt.Menu;
import java.awt.MenuItem;
import java.awt.PopupMenu;
import java.awt.SystemTray;
import java.awt.Toolkit;
import java.awt.TrayIcon;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.net.MalformedURLException;
import java.net.URL;
public class MyTaskTray {
public static void main(String arg[]) throws MalformedURLException {
final Frame frame = new Frame("");
frame.setUndecorated(true);
// Check the SystemTray is supported
if (!SystemTray.isSupported()) {
System.out.println("SystemTray is not supported");
return;
}
final TrayIcon trayIcon = new TrayIcon(Toolkit.getDefaultToolkit().getImage(
new URL("http://home.comcast.net/~supportcd/Icons/Java_Required.jpg")),"Library Drop");
final SystemTray tray = SystemTray.getSystemTray();
// Create a pop-up menu components
final PopupMenu popup = createPopupMenu();
trayIcon.setPopupMenu(popup);
trayIcon.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
if (e.getButton() == MouseEvent.BUTTON1) {
frame.add(popup);
popup.show(frame,e.getXOnScreen(),e.getYOnScreen());
}
}
});
try {
frame.setResizable(false);
frame.setVisible(true);
tray.add(trayIcon);
} catch (AWTException e) {
System.out.println("TrayIcon could not be added.");
}
}
protected static PopupMenu createPopupMenu() {
final PopupMenu popup = new PopupMenu();
MenuItem aboutItem = new MenuItem("About");
CheckboxMenuItem cb1 = new CheckboxMenuItem("Set auto size");
CheckboxMenuItem cb2 = new CheckboxMenuItem("Set tooltip");
Menu displayMenu = new Menu("Display");
MenuItem errorItem = new MenuItem("Error");
MenuItem warningItem = new MenuItem("Warning");
MenuItem infoItem = new MenuItem("Info");
MenuItem noneItem = new MenuItem("None");
MenuItem exitItem = new MenuItem("Exit");
// Add components to pop-up menu
popup.add(aboutItem);
popup.addSeparator();
popup.add(cb1);
popup.add(cb2);
popup.addSeparator();
popup.add(displayMenu);
displayMenu.add(errorItem);
displayMenu.add(warningItem);
displayMenu.add(infoItem);
displayMenu.add(noneItem);
popup.add(exitItem);
return popup;
}
}
从Java 1.7开始,您可以添加以下行来从任务栏中删除应用程序栏: frame.setType(Type.UTILITY); (编辑:安卓应用网) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |
