init project

.eslintignore

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+build/
+config/
+dist/
+lib/

.eslintrc.js

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+const eslintConfig = {
+  "root": true,
+  "parserOptions": {
+    "parser": "babel-eslint",
+    "ecmaVersion": 7,
+    "sourceType": "module",
+    "ecmaFeatures": {
+      "jsx": true
+    }
+  },
+  "env": {
+    "browser": true,
+    "es6": true,
+    "node": true
+  },
+  "globals":{
+    "console": true
+  },
+  "extends": [
+    "plugin:vue/essential",
+    "standard"
+  ],
+  "plugins": [
+    "vue"
+  ],
+  "rules": {
+    "no-var": 1,
+    "no-alert": 1,
+    "no-ternary": 0,
+    "no-self-assign": 0,
+    "standard/no-callback-literal": 0,
+    "func-call-spacing": 0,
+    "prefer-promise-reject-errors": 0,
+    "no-unused-vars": 1,
+    "no-debugger": 1,
+    "no-console": 1,
+    'no-useless-constructor': "off"
+  }
+};
+
+module.exports = eslintConfig;

.gitignore

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+node_modules/
+dist/
+lib/

.npmignore

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+.git
+CVS
+.svn
+.hg
+.lock-wscript
+.wafpickle-N
+.*.swp
+.DS_Store
+._*
+yarn.lock
+npm-debug.log
+.npmrc
+node_modules
+config.gypi
+*.orig
+package-lock.json

README.md

@@ -1,2 +1,24 @@
-# hoc-element-affix
-固钉
+# @hoc-element/affix
+
+![npm](https://img.shields.io/npm/v/@hoc-element/affix)  ![NPM](https://img.shields.io/npm/l/@hoc-element/affix)
+
+📌 将页面元素固定在在可视范围内。
+
+## Environment Support
+
+* Vue 2.5.17
+
+## Install
+
+```shell
+npm install @hoc-element/affix
+```
+
+## Quick Start
+
+```js
+import Vue from 'vue'
+import HocElementAffix from '@hoc-element/affix'
+
+Vue.use(HocElementAffix)
+```

babelrc.js

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+const babelConfig = {
+  presets: [
+    [
+      '@babel/preset-env',
+      {
+        targets: {
+          chrome: '58',
+          ie: '6'
+        }
+      }
+    ]
+  ],
+  plugins: [
+    [
+      '@babel/plugin-transform-runtime',
+      {
+        corejs: false,
+        helpers: true,
+        regenerator: true,
+        useESModules: false
+      }
+    ],
+    '@babel/plugin-syntax-dynamic-import',
+    '@babel/plugin-syntax-import-meta',
+    ['@babel/plugin-proposal-class-properties', { loose: true }],
+    '@babel/plugin-proposal-json-strings',
+    [
+      '@babel/plugin-proposal-decorators',
+      {
+        legacy: true
+      }
+    ],
+    '@babel/plugin-proposal-function-sent',
+    '@babel/plugin-proposal-export-default-from',
+    '@babel/plugin-proposal-export-namespace-from',
+    '@babel/plugin-proposal-numeric-separator',
+    '@babel/plugin-proposal-throw-expressions',
+    '@babel/plugin-transform-modules-commonjs'
+  ]
+}
+
+module.exports = babelConfig

package.json

@@ -0,0 +1,75 @@
+{
+  "name": "@hoc-element/affix",
+  "version": "0.0.1",
+  "main": "lib/hoc-el-affix.js",
+  "description": "Affix 固钉",
+  "author": "Wisdom <pdsu.wwz@foxmail.com>",
+  "license": "MIT",
+  "scripts": {
+    "build": "NODE_ENV=production webpack --progress --colors --hide-modules"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/pdsuwwz/hoc-element-affix.git"
+  },
+  "publishConfig": {
+    "access": "public"
+  },
+  "dependencies": {
+    "vue": "^2.5.17"
+  },
+  "devDependencies": {
+    "@babel/core": "^7.0.0",
+    "@babel/plugin-proposal-class-properties": "^7.0.0",
+    "@babel/plugin-proposal-decorators": "^7.1.2",
+    "@babel/plugin-proposal-export-default-from": "^7.0.0",
+    "@babel/plugin-proposal-export-namespace-from": "^7.0.0",
+    "@babel/plugin-proposal-function-sent": "^7.0.0",
+    "@babel/plugin-proposal-json-strings": "^7.0.0",
+    "@babel/plugin-proposal-numeric-separator": "^7.0.0",
+    "@babel/plugin-proposal-throw-expressions": "^7.0.0",
+    "@babel/plugin-syntax-dynamic-import": "^7.0.0",
+    "@babel/plugin-syntax-import-meta": "^7.0.0",
+    "@babel/plugin-transform-modules-commonjs": "^7.1.0",
+    "@babel/plugin-transform-runtime": "^7.0.0",
+    "@babel/preset-env": "^7.0.0",
+    "@babel/runtime": "^7.1.2",
+    "@babel/runtime-corejs2": "^7.1.2",
+    "babel-eslint": "^10.0.3",
+    "babel-loader": "8.0.0",
+    "cross-env": "^5.0.5",
+    "css-loader": "^0.28.7",
+    "eslint": "^6.8.0",
+    "eslint-config-standard": "^14.1.0",
+    "eslint-friendly-formatter": "^4.0.1",
+    "eslint-loader": "^3.0.3",
+    "eslint-plugin-import": "^2.19.1",
+    "eslint-plugin-jsx-a11y": "^6.2.3",
+    "eslint-plugin-node": "^11.0.0",
+    "eslint-plugin-promise": "^4.2.1",
+    "eslint-plugin-standard": "^4.0.1",
+    "eslint-plugin-vue": "^6.1.2",
+    "file-loader": "^1.1.4",
+    "friendly-errors-webpack-plugin": "^1.7.0",
+    "node-notifier": "^6.0.0",
+    "node-sass": "^4.5.3",
+    "sass-loader": "^6.0.6",
+    "vue-loader": "^15.8.3",
+    "vue-template-compiler": "^2.4.4",
+    "webpack": "^4.41.5",
+    "webpack-cli": "^3.3.10"
+  },
+  "browserslist": [
+    "> 1%",
+    "last 2 versions",
+    "not ie <= 8"
+  ],
+  "keywords": [
+    "vue",
+    "element-ui",
+    "hoc",
+    "affix",
+    "固钉",
+    "组件化"
+  ]
+}

src/components/ScrollAffix/index.vue

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+<template>
+  <div
+    ref="scroll-affix"
+    :style="affixStyle"
+    class="scroll-affix-container"
+  >
+    <slot/>
+  </div>
+</template>
+
+<script>
+export default {
+  name: 'Affix',
+  props: {
+    offsetTop: {
+      type: Number,
+      default: 0
+    }
+  },
+  data () {
+    return {
+      affixStyle: {
+        position: 'absolute',
+        top: 'initial'
+      },
+      instance: '',
+      defaultInstancePosition: ''
+    }
+  },
+  mounted () {
+    this.$nextTick(() => {
+      this.instance = this.$refs['scroll-affix']
+      this.createAffix()
+    })
+  },
+  methods: {
+    getInstanceRect () {
+      return this.instance.getBoundingClientRect()
+    },
+    getWindowScrollTop () {
+      return window.pageYOffset ||
+      document.documentElement.scrollTop ||
+      document.body.scrollTop
+    },
+    createAffix () {
+      this.defaultInstancePosition = this.getInstanceRect().top
+      this.beforeListener()
+      document.addEventListener('scroll', this.scrollListener)
+    },
+    setFixedForInstance () {
+      this.affixStyle = {
+        position: 'fixed',
+        top: `${this.offsetTop}px`
+      }
+    },
+    beforeListener () {
+      if (this.defaultInstancePosition < this.offsetTop) {
+        this.setFixedForInstance()
+      }
+      this.defaultInstancePosition = this.getWindowScrollTop() + this.defaultInstancePosition
+    },
+    scrollListener () {
+      const offsetTop = this.getInstanceRect().top
+      const windowScrollTop = this.getWindowScrollTop()
+      if (offsetTop <= this.offsetTop) {
+        this.setFixedForInstance()
+      }
+      const isArrivalDefault = (this.defaultInstancePosition - this.offsetTop) >= windowScrollTop
+      if (isArrivalDefault && this.affixStyle.position === 'fixed') {
+        this.affixStyle = {}
+      }
+    }
+  },
+  beforeDestroy () {
+    document.removeEventListener('scroll', this.scrollListener)
+  }
+}
+</script>
+
+<style lang="scss" scoped>
+.scroll-affix-container {
+  position: initial;
+  top: initial;
+}
+</style>

src/main.js

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+import HocElAffix from './components/ScrollAffix'
+
+const install = function (Vue, opts = {}) {
+  Vue.component('HocElAffix', HocElAffix)
+}
+
+if (typeof window !== 'undefined' && window.Vue) {
+  install(window.Vue)
+}
+
+export default {
+  version: '0.0.1',
+  install,
+  HocElAffix
+}

webpack.config.js

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+const path = require('path')
+const webpack = require('webpack')
+const { VueLoaderPlugin } = require('vue-loader')
+const FriendlyErrorsWebpackPlugin = require('friendly-errors-webpack-plugin')
+const notifier = require('node-notifier')
+
+function resolve (dir) {
+  return path.join(__dirname, '.', dir)
+}
+
+module.exports = {
+  mode: 'production',
+  entry: './src/main.js',
+  output: {
+    path: path.resolve(__dirname, './lib'),
+    publicPath: '/lib/',
+    filename: 'hoc-el-affix.js',
+    libraryTarget: 'umd'
+  },
+  module: {
+    rules: [
+      {
+        enforce: 'pre',
+        test: /\.(vue|js)(\?.*)?$/,
+        loader: 'eslint-loader',
+        include: resolve('src'),
+        options: {
+          fix: true,
+          failOnError: true,
+          useEslintrc: true,
+          configFile: resolve('.eslintrc.js'),
+          formatter: require('eslint-friendly-formatter')
+        }
+      },
+      {
+        test: /\.css$/,
+        use: [
+          'vue-style-loader',
+          'css-loader'
+        ]
+      },
+      {
+        test: /\.scss$/,
+        use: [
+          'vue-style-loader',
+          'css-loader',
+          'sass-loader'
+        ]
+      },
+      {
+        test: /\.sass$/,
+        use: [
+          'vue-style-loader',
+          'css-loader',
+          'sass-loader?indentedSyntax'
+        ]
+      },
+      {
+        test: /\.vue$/,
+        use: {
+          loader: 'vue-loader'
+        },
+        exclude: /node_modules/,
+        include: resolve('src')
+      },
+      {
+        test: /\.js$/,
+        exclude: /node_modules/,
+        use: {
+          loader: 'babel-loader',
+          options: {
+            extends: resolve('babelrc.js')
+          }
+        }
+      },
+      {
+        test: /\.(png|jpg|gif|svg)$/,
+        loader: 'file-loader',
+        options: {
+          name: '[name].[ext]?[hash]'
+        }
+      }
+    ]
+  },
+  resolve: {
+    alias: {
+      vue$: 'vue/dist/vue.esm.js',
+      '@': resolve('src')
+    },
+    extensions: ['*', '.js', '.vue', '.json']
+  },
+  devServer: {
+    historyApiFallback: true,
+    disableHostCheck: true,
+    inline: false,
+    overlay: true,
+    quiet: true
+  },
+  performance: {
+    hints: false
+  },
+  devtool: 'source-map',
+  plugins: [
+    new VueLoaderPlugin(),
+    new webpack.LoaderOptionsPlugin({
+      minimize: true
+    }),
+    new FriendlyErrorsWebpackPlugin({
+      clearConsole: false,
+      onErrors: (severity, errors) => {
+        if (severity !== 'error') {
+          return
+        }
+        const error = errors[0]
+        notifier.notify({
+          title: 'Webpack error',
+          message: `${severity}: ${error.name}`,
+          subtitle: error.file || ''
+        })
+      }
+    })
+  ]
+}