JScript拖拽，鼠标松开可以拖动

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引入JS
- 3.0.0 2.2.0 2.1.4 2.1.3 2.1.2 2.1.1 2.1.0 2.0.3 2.0.2 2.0.1 2.0.0 1.12.0 1.11.3 1.11.2 1.11.1 1.11.0 1.10.2 1.10.1 1.10.0 1.9.1 1.9.0 1.8.3 1.8.2 1.8.1 1.8.0 1.7.2 1.7.1 1.7 1.6.4 1.6.2 1.6.1 1.4.4 1.4.3 1.4.2 1.4.1 1.4.0
- 1.7.3 1.7.2 1.7.1.0 1.7.0.0
- 2.0.0-beta.0 2.0.0-alpha.55 1.5.0-rc.0 1.4.8 1.4.0 1.3.20 1.2.29 1.1.5 1.0.8
- 1.8.3 1.7.0 1.6.0 1.5.2 1.4.4 1.3.3 1.2.4 1.1.7
- 1.10.4 1.9.7 1.8.10 1.7.8 1.6.3 1.5.4 1.4.6 1.3.3
- core1.6.0 core-compat1.6.0 core1.5.2 core-compat1.5.2 core-full-compat-yc1.4.5 core-full-compat1.4.5 core-full-nocompat-yc1.4.5 core-full-nocompat1.4.5
- 1.4.2 1.4.1 1.4.0 1.3.0 1.2.0 1.1.0
- 3.7.3 3.7.2 3.7.1 3.7.0 3.7 3.6.2 3.6.1 3.6

引入框架
- 1.4.5 1.4.4 1.4.3 1.4.2 1.4.1 1.4.0 1.3.2
- 1.11.4 1.11.3 1.11.2 1.11.1 1.11.0 1.10.4 1.10.3 1.10.2
- 3.3.6 3.3.5 3.3.0 3.2.0 2.3.2

汉王

HTML代码

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<html>
<head>
<title>JavaScript拖拽</title>
<script type="text/javascript" src="//apps.bdimg.com/libs/jquery/1.11.3/jquery.min.js"></script>
<script type="text/javascript">
$(document).ready(function () {
	var fx;
	var fy;
	var flag = false;
	var title = $("#m_div_title");
	var m_div = $("#m_div");
	m_div.mousemove(function (event) {
		if (flag) {
			var myEvent = event || window.event;
			changeXY(m_div, myEvent);
		}
	});
	m_div.mouseup(function () {
		title.unbind("mousemove");
		flag = false;
	});
	title.mousedown(function (event) {
		var t = $(this);
		var myEvent = event || window.event;
		fx = myEvent.clientX;
		fy = myEvent.clientY;
		t.mousemove(function (event) {
			var myEvent = event || window.event;
			changeXY(m_div, myEvent);
			flag = true;
		});
		return false;
	});
	title.mousemove(function (event) {
			var myEvent = event || window.event;
			changeXY(m_div, myEvent);
			flag = true;
	})
		
	function changeXY(m_div, myEvent) {
		if (fx > myEvent.clientX) {
			var change_top_x = parseInt(m_div.css("left")) - (fx - myEvent.clientX);
			//测试是否超出左边窗口
			if (change_top_x < 5) {
				change_top_x = 5;
				//flag = false;
				//title.unbind("mousemove");
			}
			m_div.css("left", change_top_x + "px");
			fx = myEvent.clientX;
		}
		if (fx < myEvent.clientX) {
			var change_top_x = parseInt(m_div.css("left")) + (myEvent.clientX - fx);
			//测试是否超出窗口右边
			if (change_top_x > ($(window).width() - parseInt(m_div.css("width")) - 5)) {
				change_top_x = ($(window).width() - parseInt(m_div.css("width")) - 5);
				//flag = false;
				//title.unbind("mousemove");
			}
			m_div.css("left", change_top_x + "px");
			fx = myEvent.clientX;
		}
		if (fy > myEvent.clientY) {
			var change_top_y = parseInt(m_div.css("top")) - (fy - myEvent.clientY);
			//测试是否超出窗口顶部
			if (change_top_y < 5) {
				change_top_y = 5;
				// flag = false;
				// title.unbind("mousemove");
			}
			m_div.css("top", change_top_y + "px");
			fy = myEvent.clientY;
		}
		if (fy < myEvent.clientY) {
			var change_top_y = parseInt(m_div.css("top")) + (myEvent.clientY - fy);
			//测试是否超出窗口底部
			if (change_top_y > ($(window).height() - parseInt(m_div.css("height")) - 5)) {
				change_top_y = ($(window).height() - parseInt(m_div.css("height")) - 5);
				//flag = false;
				//title.unbind("mousemove");
			}
			m_div.css("top", change_top_y + "px");
			fy = myEvent.clientY;
		}
	}
	title.mouseup(function () {
		title.unbind("mousemove");
		flag = false;
	});
	title.mouseout(function () {
		title.unbind("mousemove");
		document.onmousemove = document.onmouseup = null;
	});
});		
		</script>
<style>
#m_div {
	border: 1px solid #000000;
	width: 400px;
	height: 250px;
	position: absolute;
	top: 300px;
	left: 400px;
	background-color: #FFFFFF;
}
#m_div_title {
	background: #ffffff;
	height: 250px;
	color: #FFFFFF;
	cursor: crosshair
}
</style>
	</head>
	<body>
	
		<div id="m_div">
			<div id="m_div_title">
				<span style="margin-right: 280px"></span>
				<img id="img" src="//ku.shouce.ren/files/images/201601/56a318b157afd.jpg">
			</div>
		</div>
	</body>
</html>

CSS代码

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JS代码

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运行代码

简介

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名称

JScript拖拽，鼠标松开可以拖动

分类

表格图层

描述

JScript拖拽，鼠标松开后仍可以拖动，本来是不想要这个功能的，但自己水平有限，不知如何去掉，见到好多拖动都是松开鼠标后拖动就结束了，小弟不才，因此希望高手们修正。