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<template>
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<div>
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<el-upload
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:action="uploadUrl"
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:before-upload="handleBeforeUpload"
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:on-success="handleUploadSuccess"
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:on-error="handleUploadError"
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name="file"
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:show-file-list="false"
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:headers="headers"
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style="display: none"
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ref="upload"
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v-if="this.type == 'url'"
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>
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</el-upload>
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<div class="editor" ref="editor" :style="styles">
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<div>
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{{ this.currentValue }}
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</div>
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</div>
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</div>
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</template>
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<script>
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import Quill from 'quill'
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import 'quill/dist/quill.core.css'
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import 'quill/dist/quill.snow.css'
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import 'quill/dist/quill.bubble.css'
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import { getToken } from '@/utils/auth'
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import QuillBetterTable from 'quill-better-table'
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import 'quill-better-table/dist/quill-better-table.css'
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Quill.register(
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{
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'modules/better-table': QuillBetterTable,
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},
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true
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)
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export default {
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name: 'Editor',
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props: {
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/* 编辑器的内容 */
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value: {
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type: String,
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default: '',
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},
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/* 高度 */
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height: {
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type: Number,
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default: null,
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},
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/* 最小高度 */
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minHeight: {
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type: Number,
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default: null,
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},
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/* 只读 */
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readOnly: {
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type: Boolean,
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default: false,
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},
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/* 上传文件大小限制(MB) */
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fileSize: {
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type: Number,
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default: 5,
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},
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/* 类型（base64格式、url格式） */
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type: {
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type: String,
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default: 'url',
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},
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/* 私有ID 用于同一页面下的不同富文本的表格修改 */
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tableName: {
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type: String,
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default: 'mytable',
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},
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},
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data() {
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return {
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uploadUrl: process.env.VUE_APP_BASE_API + '/file/upload', // 上传的图片服务器地址
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headers: {
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Authorization: 'Bearer ' + getToken(),
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},
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Quill: null,
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currentValue: '',
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options: {
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theme: 'snow',
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bounds: document.body,
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debug: 'warn',
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modules: {
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table: false, // disable table module
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'better-table': {
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operationMenu: {
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items: {
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unmergeCells: {
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text: 'Another unmerge cells name',
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},
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},
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},
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},
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keyboard: {
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bindings: QuillBetterTable.keyboardBindings,
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},
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// 工具栏配置
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toolbar: [
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['bold', 'italic', 'underline', 'strike'], // 加粗 斜体 下划线 删除线
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['blockquote', 'code-block'], // 引用 代码块
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[{ list: 'ordered' }, { list: 'bullet' }], // 有序、无序列表
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[{ indent: '-1' }, { indent: '+1' }], // 缩进
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[{ size: ['small', false, 'large', 'huge'] }], // 字体大小
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[{ header: [1, 2, 3, 4, 5, 6, false] }], // 标题
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[{ color: [] }, { background: [] }], // 字体颜色、字体背景颜色
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[{ align: [] }], // 对齐方式
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['clean'], // 清除文本格式
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['table'],
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['link', 'image', 'video'], // 链接、图片、视频
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],
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},
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placeholder: '请输入内容',
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readOnly: this.readOnly,
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},
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}
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},
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computed: {
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styles() {
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let style = {}
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if (this.minHeight) {
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style.minHeight = `${this.minHeight}px`
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}
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if (this.height) {
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style.height = `${this.height}px`
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}
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return style
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},
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},
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watch: {
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value: {
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handler(val) {
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if (val !== this.currentValue) {
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this.currentValue = val === null ? '' : val
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setTimeout(() => {
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let ele = document.body.querySelector(`#${this.tableName} .editor`)
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if (ele) {
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ele.children[0].innerHTML = this.currentValue
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}
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}, 100)
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}
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},
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immediate: true,
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},
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},
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mounted() {
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this.init()
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// this.addTableButton()
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},
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beforeDestroy() {
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this.Quill = null
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},
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methods: {
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init() {
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const editor = this.$refs.editor
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this.Quill = new Quill(editor, this.options)
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// 如果设置了上传地址则自定义图片上传事件
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if (this.type == 'url') {
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let toolbar = this.Quill.getModule('toolbar')
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toolbar.addHandler('image', (value) => {
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if (value) {
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this.$refs.upload.$children[0].$refs.input.click()
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} else {
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this.quill.format('image', false)
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}
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})
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}
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// this.Quill.pasteHTML(this.currentValue)
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// this.Quill.setText(this.currentValue)
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let tableModule = this.Quill.getModule('better-table')
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let ele = document.body.querySelector(`#${this.tableName} .ql-table`)
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if (ele) {
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ele.onclick = () => {
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tableModule.insertTable(3, 3)
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}
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}
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this.Quill.on('text-change', (delta, oldDelta, source) => {
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const html = this.$refs.editor.children[0].innerHTML
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const text = this.Quill.getText()
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const quill = this.Quill
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this.currentValue = html
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this.$emit('input', html)
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this.$emit('on-change', { html, text, quill })
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})
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this.Quill.on('text-change', (delta, oldDelta, source) => {
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this.$emit('on-text-change', delta, oldDelta, source)
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})
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this.Quill.on('selection-change', (range, oldRange, source) => {
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this.$emit('on-selection-change', range, oldRange, source)
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})
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this.Quill.on('editor-change', (eventName, ...args) => {
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this.$emit('on-editor-change', eventName, ...args)
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})
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},
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addTableButton() {
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let ele = document.getElementsByClassName('.ql-better-table')
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console.log('ADD table', ele)
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},
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// 上传前校检格式和大小
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handleBeforeUpload(file) {
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const type = ['image/jpeg', 'image/jpg', 'image/png', 'image/svg']
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const isJPG = type.includes(file.type)
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// 检验文件格式
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if (!isJPG) {
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this.$message.error(`图片格式错误!`)
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return false
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}
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// 校检文件大小
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if (this.fileSize) {
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const isLt = file.size / 1024 / 1024 < this.fileSize
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if (!isLt) {
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this.$message.error(`上传文件大小不能超过 ${this.fileSize} MB!`)
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return false
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}
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}
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return true
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},
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handleUploadSuccess(res, file) {
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// 如果上传成功
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if (res.code == 200) {
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// 获取富文本组件实例
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let quill = this.Quill
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// 获取光标所在位置
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let length = quill.getSelection().index
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// 插入图片 res.url为服务器返回的图片地址
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quill.insertEmbed(length, 'image', res.data.url)
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// 调整光标到最后
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quill.setSelection(length + 1)
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} else {
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this.$message.error('图片插入失败')
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}
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},
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handleUploadError() {
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this.$message.error('图片插入失败')
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},
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},
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}
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</script>
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<style>
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.editor,
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.ql-toolbar {
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white-space: pre-wrap !important;
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line-height: normal !important;
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}
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.quill-img {
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display: none;
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}
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.ql-snow .ql-tooltip[data-mode='link']::before {
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content: '请输入链接地址:';
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}
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.ql-snow .ql-tooltip.ql-editing a.ql-action::after {
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border-right: 0px;
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content: '保存';
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padding-right: 0px;
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}
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.ql-snow .ql-tooltip[data-mode='video']::before {
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content: '请输入视频地址:';
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}
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.ql-snow .ql-picker.ql-size .ql-picker-label::before,
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.ql-snow .ql-picker.ql-size .ql-picker-item::before {
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content: '14px';
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}
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.ql-snow .ql-picker.ql-size .ql-picker-label[data-value='small']::before,
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.ql-snow .ql-picker.ql-size .ql-picker-item[data-value='small']::before {
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content: '10px';
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}
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.ql-snow .ql-picker.ql-size .ql-picker-label[data-value='large']::before,
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.ql-snow .ql-picker.ql-size .ql-picker-item[data-value='large']::before {
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content: '18px';
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}
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.ql-snow .ql-picker.ql-size .ql-picker-label[data-value='huge']::before,
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.ql-snow .ql-picker.ql-size .ql-picker-item[data-value='huge']::before {
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content: '32px';
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}
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.ql-snow .ql-picker.ql-header .ql-picker-label::before,
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.ql-snow .ql-picker.ql-header .ql-picker-item::before {
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content: '文本';
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}
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.ql-snow .ql-picker.ql-header .ql-picker-label[data-value='1']::before,
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.ql-snow .ql-picker.ql-header .ql-picker-item[data-value='1']::before {
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content: '标题1';
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}
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.ql-snow .ql-picker.ql-header .ql-picker-label[data-value='2']::before,
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.ql-snow .ql-picker.ql-header .ql-picker-item[data-value='2']::before {
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content: '标题2';
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}
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.ql-snow .ql-picker.ql-header .ql-picker-label[data-value='3']::before,
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.ql-snow .ql-picker.ql-header .ql-picker-item[data-value='3']::before {
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content: '标题3';
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}
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.ql-snow .ql-picker.ql-header .ql-picker-label[data-value='4']::before,
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.ql-snow .ql-picker.ql-header .ql-picker-item[data-value='4']::before {
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content: '标题4';
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}
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.ql-snow .ql-picker.ql-header .ql-picker-label[data-value='5']::before,
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.ql-snow .ql-picker.ql-header .ql-picker-item[data-value='5']::before {
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content: '标题5';
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}
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.ql-snow .ql-picker.ql-header .ql-picker-label[data-value='6']::before,
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.ql-snow .ql-picker.ql-header .ql-picker-item[data-value='6']::before {
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content: '标题6';
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}
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.ql-snow .ql-picker.ql-font .ql-picker-label::before,
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.ql-snow .ql-picker.ql-font .ql-picker-item::before {
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content: '标准字体';
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}
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.ql-snow .ql-picker.ql-font .ql-picker-label[data-value='serif']::before,
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.ql-snow .ql-picker.ql-font .ql-picker-item[data-value='serif']::before {
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content: '衬线字体';
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}
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.ql-snow .ql-picker.ql-font .ql-picker-label[data-value='monospace']::before,
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.ql-snow .ql-picker.ql-font .ql-picker-item[data-value='monospace']::before {
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content: '等宽字体';
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}
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</style>
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