Vue自定义指令拖拽功能示例
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2024-02-07 19:47:16
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：
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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