小程序富文本编辑器（editor）

由于最近在做小程序有接触到小程序的富文本编辑器（editor）。在网上查了部分资料。感觉都比较杂。
话不多说上码。

在这里插入图片描述
wxml

<view class="issues">
	<view class="issue" bindtap="release">文章发布</view>
</view>

<view class="container" style="height:{{editorHeight}}px;">
	<editor id="editor" class="ql-container" placeholder="{{placeholder}}" bindstatuschange="onStatusChange" bindready="onEditorReady">
	</editor>
</view>

<scroll-view scroll-x="{{true}}">
	<view class="toolbar" catchtouchend="format" style="bottom: {{isIOS ? keyboardHeight : 0}}px">
		<i class="iconfont icon-charutupian" catchtouchend="insertImage"></i>
		<i class="iconfont icon-format-header-1 {{formats.header === 1 ? 'ql-active' : ''}}" data-name="header" data-value="{{1}}"></i>
		<i class="iconfont icon-format-header-2 {{formats.header === 2 ? 'ql-active' : ''}}" data-name="header" data-value="{{2}}"></i>
		<i class="iconfont icon-format-header-3 {{formats.header === 3 ? 'ql-active' : ''}}" data-name="header" data-value="{{3}}"></i>
		<i class="iconfont icon-zitijiacu {{formats.bold ? 'ql-active' : ''}}" data-name="bold"></i>
		<i class="iconfont icon-zitixieti {{formats.italic ? 'ql-active' : ''}}" data-name="italic"></i>
		<i class="iconfont icon-zitixiahuaxian {{formats.underline ? 'ql-active' : ''}}" data-name="underline"></i>
		<i class="iconfont icon--checklist" data-name="list" data-value="check"></i>
		<i class="iconfont icon-youxupailie {{formats.list === 'ordered' ? 'ql-active' : ''}}" data-name="list" data-value="ordered"></i>
		<i class="iconfont icon-wuxupailie {{formats.list === 'bullet' ? 'ql-active' : ''}}" data-name="list" data-value="bullet"></i>
	</view>

</scroll-view>

.js

const db = wx.cloud.database()
const _ = db.command
const util = require("../../../../util/util")

Page({
  data: {
    formats: {},
    readOnly: false,
    placeholder: '在这里尽情创作吧！',
    editorHeight: 300,
    keyboardHeight: 0,
    isIOS: false
  },
  readOnlyChange() {
    this.setData({
      readOnly: !this.data.readOnly
    })
  },
  onLoad() {
    const platform = wx.getSystemInfoSync().platform
    const isIOS = platform === 'ios'
    this.setData({ isIOS })
    const that = this
    this.updatePosition(0)
    let keyboardHeight = 0
    wx.onKeyboardHeightChange(res => {
      if (res.height === keyboardHeight) return
      const duration = res.height > 0 ? res.duration * 1000 : 0
      keyboardHeight = res.height
      setTimeout(() => {
        wx.pageScrollTo({
          scrollTop: 0,
          success() {
            that.updatePosition(keyboardHeight)
            that.editorCtx.scrollIntoView()
          }
        })
      }, duration)

    })
  },
  updatePosition(keyboardHeight) {
    const toolbarHeight = 50
    const { windowHeight, platform } = wx.getSystemInfoSync()
    let editorHeight = keyboardHeight > 0 ? (windowHeight - keyboardHeight - toolbarHeight)-35 : windowHeight-35
    this.setData({ editorHeight, keyboardHeight })
  },
  calNavigationBarAndStatusBar() {
    const systemInfo = wx.getSystemInfoSync()
    const { statusBarHeight, platform } = systemInfo
    const isIOS = platform === 'ios'
    const navigationBarHeight = isIOS ? 44 : 48
    return statusBarHeight + navigationBarHeight
  },
  onEditorReady() {
    const that = this
    wx.createSelectorQuery().select('#editor').context(function (res) {
      that.editorCtx = res.context
    }).exec()
  },
  blur() {
    this.editorCtx.blur()
  },
  format(e) {
    let { name, value } = e.target.dataset
    if (!name) return
    // console.log('format', name, value)
    this.editorCtx.format(name, value)

  },
  onStatusChange(e) {
    const formats = e.detail
    this.setData({ formats })
  },
  insertDivider() {
    this.editorCtx.insertDivider({
      success: function () {
        console.log('insert divider success')
      }
    })
  },
  clickLogText(e) {
    that.editorCtx.getContents({
      success: function (res) {
        console.log(res.html)
        wx.setStorageSync("content", res.html); // 缓存本地
        console.log(res.html)
      }
    })
  },
  clear() {
    this.editorCtx.clear({
      success: function (res) {
        // console.log("clear success")
      }
    })
  },
  removeFormat() {
    this.editorCtx.removeFormat()
  },
  insertDate() {
    const date = new Date()
    const formatDate = `${date.getFullYear()}/${date.getMonth() + 1}/${date.getDate()}`
    this.editorCtx.insertText({
      text: formatDate
    })
  },
  insertImage() {
    const that = this
    wx.chooseImage({
      count: 1,
      success: function (res) {
        console.log(res.tempFilePaths[0])
        // 上传云图片
        wx.cloud.uploadFile({
          cloudPath: "sheet/" + new Date().getTime() + ".png",
          filePath: res.tempFilePaths[0], // 文件路径
        }).then(res => {
          console.log(res.fileID)

          that.editorCtx.insertImage({
            src: res.fileID,
            data: {
              id: 'abcd',
              role: 'god'
            },
            width: '100%',
            success: function () {
              console.log('insert image success')
            }
          })
        })

      }
    })
  },
  // 发布
  release() {
    this.editorCtx.getContents({
      success: (res) => {
        console.log(res)
        db.collection('clock').where({ "_id": "79550af2603f463b08172d5813948f37" })
        .update({
          data: {
            content: _.push({ date: util.formatTime(new Date()).substring(0, 10),content: res.html }),
          },
          success: res => {
            wx.navigateTo({
                 url: '../../show/show'
           })
         }
        })
        console.log("succ：", res);
      },
    });
    console.log("文章发布")
  }
})

wxss
@import “…/common/lib/weui.wxss”;
@import “./assets/iconfont.wxss”;这二文件去示例代码下载

@import "../common/lib/weui.wxss";
@import "./assets/iconfont.wxss";

.issues {
  width: 100%;
  height: 70rpx;
  position: fixed;

  z-index: 999;
}

.issue {
  position: absolute;
  background: #2BDC70;
  width: 150rpx;
  margin: 10rpx 0;
  color: #fff;
}

.container {
  position: absolute;
  top: 70rpx;
  left: 0;
  width: 100%;
}

.ql-container {
  box-sizing: border-box;
  width: 100%;
  height: 90%;
  font-size: 16px;
  line-height: 1.5;
  overflow: auto;
  padding: 10px 10px 10px 10px;
  border: 1px solid #ECECEC;
}

.ql-active {
  color: #22C704;
}

.iconfont {
  display: inline-block;
  width: 30px;
  height: 30px;
  cursor: pointer;
  font-size: 20px;
}

.toolbar {
  box-sizing: border-box;
  padding: 0 10px;
  height: 50px;
  width: 100%;
  position: fixed;
  left: 0;
  right: 100%;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid #ECECEC;
  border-left: none;
  border-right: none;
}

小程序api 在开发者工具预览效果在原有的代码中进行更改这样比较快捷

删除这段图标显示

显示带HTML标签

<rich-text  nodes="{{带HTML标签的数据}}"></rich-text>

有什么问题欢迎留言

原文链接：https://blog.csdn.net/weixin_44825701/article/details/114385557