How to use Vue2x to implement image preview plug-in
This time I will show you how to use Vue2x to implement the image preview plug-in. What are the precautions for using Vue2x to implement the image preview plug-in? The following is a practical case, let's take a look.
Let’s take a look at DemoLiveDemo
MyPlugin.install = function (Vue, options) {
// 1. 添加全局方法或属性
Vue.myGlobalMethod = function () {
// 逻辑...
}
// 2. 添加全局资源
Vue.directive('my-directive', {
bind (el, binding, vnode, oldVnode) {
// 逻辑...
}
...
})
// 3. 注入组件
Vue.mixin({
created: function () {
// 逻辑...
}
...
})
// 4. 添加实例方法
Vue.prototype.$myMethod = function (methodOptions) {
// 逻辑...
}
}
import vuePictureViewer from './vue-picture-viewer'
const pictureviewer = {
install (Vue, options) {
Vue.component(vuePictureViewer.name, vuePictureViewer)
}
}
if (typeof window !== 'undefined' && window.Vue) { // 这段代码很重要
window.Vue.use(pictureviewer)
}
export default pictureviewerimport vuePictureViewer from './lib/index.js' Vue.use(vuePictureViewer)
<template>
<p id="app">
<vue-picture-viewer :imgData="imgUrl" :switch="true" v-if="imgUrl"></vue-picture-viewer>
</p>
</template>
<script>
export default {
name: 'app',
data () {
return {
imgUrl: [{
url:'http://p8ny46w8x.bkt.clouddn.com/test1.jpg',
name: 'test1.jpg'
},
{
url: 'http://p8ny46w8x.bkt.clouddn.com/test2.jpg',
name: 'test2.jpg'
}, {
url: 'http://p8ny46w8x.bkt.clouddn.com/test3.jpg',
name: 'test3.jpg'
},
{
url: 'http://p8ny46w8x.bkt.clouddn.com/test4.jpg',
name: 'test4.jpg'
}]
}
}
}
</script>
<style>
* {
margin: 0;
padding: 0;
}
html, body {
width: 100%;
height: 100%;
}
</style>module.exports = {
entry: './src/lib/index.js',
output: {
path: path.resolve(dirname, './dist'),
publicPath: '/dist/',
// filename: 'build.js',
filename: 'vue-picture-viewer.js',
library: 'pictureViewer',
libraryTarget: 'umd',
umdNamedDefine: true
},"license": "MIT", // 许可证
"private": false, // 默认是true 私人的 需要改为false, 不然发布不成功！
"main": "dist/vue-picture-viewer.js", 这个超级重要 决定了你 import xxx from “vue-picture-viewer” 它默认就会去找 dist下的vue-picture-viewer 文件
"repository": {
"type": "git",
"url": "https://github.com/sangcz/vue-picture-viewer" // github项目地址
},npm adduser Username: your name Password: your password Email: yourmail // 查看一下登录的是不是你自己 npm whoami // 发布 npm publish // 这里我遇到一个问题，发布失败了！
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