/**
* 浏览器兼容事件处理组件
*/
define(function () {
var EventUtil = {
// 添加事件监听
addHandler: function (element, type, handler) {
if (element.addEventListener) {
element.addEventListener(type, handler, false);// DOM2级事件
} else if (element.attachEvent) {
element.attachEvent('on' + type, handler);// DOM2级IE事件
} else {
element['on' + type] = handler;// DOM0级事件
}
},
// 移除事件监听
removeHandler: function (element, type, handler) {
if (element.removeEventListener) {
element.removeEventListener(type, handler, false);
} else if (element.detachEvent) {
element.detachEvent('on' + type, handler);
} else {
element['on' + type] = null;
}
},
// 获取事件对象
getEvent: function (event) {
return event ? event : window.event;
},
// 获取事件的目标元素
getTarget: function (event) {
return event.target || event.srcElement;
},
// 禁止事件默认行为
preventDefault: function (event) {
if (event.preventDefault) {
event.preventDefault();
} else {
event.returnValue = false;
}
},
// 禁止事件冒泡
stopPropagation: function (event) {
if (event.stopPropagation) {
event.stopPropagation();
} else {
event.cancelBubble = true;
}
}
};
return EventUtil;
});
<div> <button id="button">鼠标3击</button> </div>
require(['eventUtil'], function (EventUtil) {
var button = document.getElementById('button');
click3Event(button, function (event) {
console.log('3 click');
});
// 鼠标3击事件
function click3Event(dom, fn) {
var handler = function (event) {
var event = EventUtil.getEvent(event),
target = EventUtil.getTarget(event);
var handler = function (event) {
var event = EventUtil.getEvent(event),
target = EventUtil.getTarget(event);
EventUtil.removeHandler(target, 'click', handler);
// 执行内容
fn();
};
EventUtil.addHandler(target, 'click', handler);
// 为防止双击后较长时间再次单击执行事件
setTimeout(function () {
EventUtil.removeHandler(target, 'click', handler);
}, 300);
};
EventUtil.addHandler(dom, 'dblclick', handler);
}
require(['eventUtil'], function (EventUtil) {
var button = document.getElementById('button');
nclickEvent(4, button, function (event, n) {
console.log(n + ' click');
});
function nclickEvent (n, dom, fn) {
// 禁止双击事件
EventUtil.removeHandler(dom, 'dblclick', null);
var n = parseInt(n) < 1 ? 1 : parseInt(n),
count = 0,
lastTime = 0;
var handler = function (event) {
var currentTime = new Date().getTime();
count = (currentTime - lastTime < 300) ? count + 1 : 0;
lastTime = new Date().getTime();
if (count >= n - 1) {
fn(event, n);
count = 0;
}
};
EventUtil.addHandler(dom, 'click', handler);
}
});
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<div id="box">234234234234234</div>
<script src="js/jquery.min.js"></script>
<script>
(function(){
var num=0,d=null;
$('#box').click(function(){
if(d){clearTimeout(d)}
d=setTimeout(function(){
num=0
},200);
num++;
if(num>=3){
alert(num+"\n ok")
}
})
})();
</script>
</body>
</html>
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