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微信答题小程序_Vue自界说指令拖拽功用示例

作者:admin 发布时间:2021-01-12
Vue自定义指令拖拽功能示例       本文给大家分享vue自定义指令拖拽功能及自定义键盘信息,非常不错,具有参考借鉴价值,需要的的朋友参考下
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" 
 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凡科网站的支持!



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