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Vue自定义指令拖拽功能示例

更新时间:2020-04-23 18:20:01 作者:startmvc
下面给大家分享vue自定义指令拖拽功能代码,具体代码如下所示:<!DOCTYPEhtml><htmllang=

下面给大家分享vue自定义指令拖拽功能代码,具体代码如下所示:


 <!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <title>实例方法</title>
 <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
 <meta name="apple-mobile-web-app-capable" content="yes">
 <meta name="apple-mobile-web-app-status-bar-style" content="black">
 <script src="../js/vue1.0.js"></script>
 <script src="../js/vue-resource.js"></script>
 <script>
 //自定义指令
 Vue.directive('drag',function(){
 var oDiv = this.el;
 oDiv.onmousedown = function(ev){
 var disX = ev.clientX -oDiv.offsetLeft;
 var disY = ev.clientY - oDiv.offsetTop;
 document.onmousemove = function(ev){
 var l = ev.clientX-disX;
 var t = ev.clientY-disY;
 oDiv.style.left = l+'px';
 oDiv.style.top = t+'px';
 };
 document.onmouseup = function(){
 document.onmousemove=null;
 document.onmouseup=null;
 };
 };
 });
 window.onload = function(){
 var vm = new Vue({
 el:'#box',
 data:{}
 });
 }
 </script>
</head>
<body>
<div id="box">
 <div v-drag :style="{width:'100px', height:'100px', background:'aqua', position:'absolute', right:0, top:0}">
 </div>
</div>
</body>
</html>

下面看下Vue自定义键盘信息


<!DOCTYPE html>
<html lang="en">
<head>
 <meta charset="UTF-8">
 <title>自定义键盘信息</title>
 <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
 <meta name="apple-mobile-web-app-capable" content="yes">
 <meta name="apple-mobile-web-app-status-bar-style" content="black">
 <script src="../js/vue1.0.js"></script>
 <script src="../js/vue-resource.js"></script>
 <script>
 Vue.directive('on').keyCodes.ctrl=17;
 Vue.directive('on').keyCodes.myenter=13;
 window.onload = function(){
 var vm = new Vue({
 el:'#box',
 data:{},
 methods:{
 show:function(){
 alert(111);
 }
 }
 });
 }
 </script>
</head>
<body>
<div id="box">
 <input type="text" @keydown.ctrl="show">
 <hr>
 <input type="text" @keydown.myenter="show | debounce 2000">
</div>
</body>
</html>

以上所述是小编给大家介绍的Vue自定义指令拖拽功能及键盘信息,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对脚本之家网站的支持!

vue自定义指令 vue 拖拽