主要用到了oncontextmenu事件，在oncontextmenu事件中使用return false 屏蔽掉原生右键菜单，再使用event获取鼠标的坐标位置，设置自定义菜单的位置。
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="jquery-3.1.1.js" charset="utf-8"></script>
<script src="contextMenu/jquery.ui.position.min.js" type="text/javascript"></script>
<script src="contextMenu/jquery.contextMenu.js" type="text/javascript"></script>
<link href="contextMenu/jquery.contextMenu.css" rel="stylesheet" type="text/css" />
</head>
<body>
<button class="context-menu-one">按钮1</button>
<script type="text/javascript">
$(function() {
//初始化菜单
$.contextMenu({
selector: '.context-menu-one',
callback: function(key, options) {
console.log("点击了：" + key);
},
items: {
"edit": {name: "编辑", icon: "edit"},
"cut": {name: "剪切", icon: "cut"},
"copy": {name: "复制", icon: "copy"},
"paste": {name: "粘贴", icon: "paste"},
"delete": {name: "删除", icon: "delete"},
"sep1": "---------",
"quit": {name: "退出", icon: function(){
return 'context-menu-icon context-menu-icon-quit';
}}
}
});
});
</script>
</body>
</html>
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icon: "paste" // Class context-menu-icon-paste is used on the menu item.
使用自带的图标需要font文件夹的内容