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Java实现窗体右键菜单
Java实现窗体右键菜单,简约易操作的窗体菜单,这是一个相当易懂的制作实例。
super( "右键弹出菜单" ); //调用父类构造函数
ChangeColorAction action = new ChangeColorAction(); //菜单项事件处理
String[] str = {"Blue","Pink","Yellow","Red","Orange"}; //菜单项名称
ButtonGroup colorGroup=new ButtonGroup(); //实例化按钮组
popupMenu=new JPopupMenu(); //实例化弹出菜单
items=new JRadioButtonMenuItem[5]; //初始化数组
for (int i=0;i items[i]=new JRadioButtonMenuItem(str[i]); //实例化菜单项
popupMenu.add(items[i]); //增加菜单项到菜单上
colorGroup.add(items[i]); //增加菜单项到按钮组
items[i].addActionListener(action); //菜单项事件处理
}
addMouseListener(new MouseAdapter(){ //窗口的鼠标事件处理
public void mousePressed( MouseEvent event ) { //点击鼠标
triggerEvent(event); //调用triggerEvent方法处理事件
- 2023-03-05 04:05:03下载
- 积分:1
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[emuch.net]lammps使用手册-中文简版
说明: lammps使用手册-中文简版(Michael博客)(Lammps user manual of Chinese Version from Michael blog.)
- 2020-07-02 16:44:11下载
- 积分:1
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Polynomial Regression
说明: 多项式回归代理模型的相关程序及算例,可选择线性、二阶、三阶多项式进行计算(The related procedures and examples of the polynomial regression proxy model can be selected by linear, second-order and third-order polynomials.)
- 2020-11-02 17:09:54下载
- 积分:1
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unice as a picture name
unice as a picture name-unice name as a picture
- 2022-07-17 19:35:00下载
- 积分:1
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支持多个确认对话框jQuery代码
说明: 支持多个确认对话框jQuery代码是一款点击弹出确认对话框,单次单选弹框,单次双选弹框,多次双选弹框,多次双选弹框全关闭代码。(JQuery code, which supports multiple confirmation dialogs, is a click-and-pop confirmation dialog box, a single radio pop-up box, a single double pop-up box, multiple double pop-up boxes, and multiple double pop-up boxes.)
- 2019-04-04 16:26:30下载
- 积分:1
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UE4.7源码 引擎 资源全套
UE4.7 虚幻4游戏引擎源代码,使用云盘链接下载。(this is unreal engine source code)
- 2019-01-05 00:17:41下载
- 积分:1
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matlab
运筹优化,定价模型,竞争系数模拟仿真数据程序猿(Operational optimization, pricing model, competition coefficient simulation data program ape)
- 2020-06-26 19:40:02下载
- 积分:1
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用DFS算法遍历图
用DFS算法遍历图-with DFS traversal algorithm map
- 2022-08-02 22:29:17下载
- 积分:1
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uniFiber
复合材料失效准则子程序,君莫老师视频讲解课程里用到的子程序(Subprogram of Failure Criterion for Composite Materials)
- 2021-04-11 10:58:58下载
- 积分:1
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本程序为检测16路输入45~65HZ的信号,并按每路状态输出各自想应路信号...
本程序为检测16路输入45~65HZ的信号,并按每路状态输出各自想应路信号-This procedure for the detection of 16 of 45 ~ 65HZ input signal, and the way each state would like to output their signals should be
- 2022-03-19 22:21:08下载
- 积分:1