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vue15 自定义元素指令、标签指令

2024-10-03 17:43:39   214人阅读

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>智能社——http://www.zhinengshe.com</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">
    <style>
    </style>
    <script src="vue.js"></script>
    <script>
        Vue.directive(‘red‘,function(){
            this.el.style.background=‘red‘;//this是vm对象，
        });
        window.onload=function(){
            var vm=new Vue({
                el:‘#box‘,
                data:{
                    msg:‘welcome‘
                }
            });
        };

    </script>
</head>
<body>
    <div id="box">
        <span v-red>  <!-- 自定义指令，v-开头，属性指令-->
            asdfasd
        </span>
    </div>
</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>智能社——http://www.zhinengshe.com</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">
    <style>
    </style>
    <script src="vue.js"></script>
    <script>
        Vue.directive(‘a-red‘,function(){//directive扩展指令，
            this.el.style.background=‘red‘;
        });
        window.onload=function(){
            var vm=new Vue({
                el:‘#box‘,
                data:{
                    msg:‘welcome‘
                }
            });
        };
    </script>
</head>
<body>
    <div id="box">
        <span a-red>
            asdfasd
        </span>
    </div>
</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>智能社——http://www.zhinengshe.com</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">
    <style>

    </style>
    <script src="vue.js"></script>
    <script>
        Vue.directive(‘red‘,function(){
            this.el.style.background=‘red‘;
        });

        window.onload=function(){
            var vm=new Vue({
                el:‘#box‘,
                data:{
                    msg:‘welcome‘
                }
            });
        };

    </script>
</head>
<body>
    <div id="box">
        <span v-red>
            asdfasd
        </span>
        <span v-red>
            asdfasd
        </span>
        <span v-red>
            asdfasd
        </span>
    </div>

</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>智能社——http://www.zhinengshe.com</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">
    <style>

    </style>
    <script src="vue.js"></script>
    <script>
        Vue.directive(‘red‘,function(color){
            this.el.style.background=color;
        });

        window.onload=function(){
            var vm=new Vue({
                el:‘#box‘,
                data:{
                    a:‘blue‘
                }
            });
        };

    </script>
</head>
<body>
    <div id="box">
        <span v-red="a"> <!-- 传递参数 -->
            asdfasd
        </span>
    </div>

</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>智能社——http://www.zhinengshe.com</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">
    <style>

    </style>
    <script src="vue.js"></script>
    <script>
        Vue.directive(‘red‘,function(color){
            this.el.style.background=color;
        });

        window.onload=function(){
            var vm=new Vue({
                el:‘#box‘
            });
        };

    </script>
</head>
<body>
    <div id="box">
        <span v-red="‘blue‘"> <!-- 传递参数 -->
            asdfasd
        </span>
    </div>

</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>智能社——http://www.zhinengshe.com</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">
    <style>

    </style>
    <script src="vue.js"></script>
    <script>
        Vue.directive(‘red‘,{
            bind:function(){
                this.el.style.background=‘red‘;
            }
        });

        window.onload=function(){
            var vm=new Vue({
                el:‘#box‘
            });
        };

    </script>
</head>
<body>
    <div id="box">
        <span v-red>
            asdfasd
        </span>
    </div>

</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>智能社——http://www.zhinengshe.com</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">
    <style>
    </style>
    <script src="vue.js"></script>
    <script>
        Vue.directive(‘drag‘,function(){
            var oDiv=this.el;//div
            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:{
                    msg:‘welcome‘
                }
            });
        };

    </script>
</head>
<body>
    <div id="box">
        <div v-drag :style="{width:‘100px‘, height:‘100px‘, background:‘blue‘, position:‘absolute‘, right:0, top:0}"></div>
        <div v-drag :style="{width:‘100px‘, height:‘100px‘, background:‘red‘, position:‘absolute‘, left:0, top:0}"></div>
    </div>

</body>
</html>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>智能社——http://www.zhinengshe.com</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">
    <style>
        zns-red{
            width:100px;
            background: black;
            height:100px;
            display: block;
        }
    </style>
    <script src="vue.js"></script>
    <script>  //元素指令 用的少
        Vue.elementDirective(‘zns-red‘,{
            bind:function(){
                this.el.style.background=‘red‘;
            }
        });

        window.onload=function(){
            var vm=new Vue({
                el:‘#box‘,
                data:{
                    a:‘blue‘
                }
            });
        };

    </script>
</head>
<body>
    <div id="box">
        <zns-red></zns-red>
    </div>

</body>
</html>

 

vue15 自定义元素指令、标签指令


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