index.vue
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<template>
<div>
<div class="j-markdown-editor" :id="id"/>
<div v-if="isShow">
<j-modal
title="图片上传"
:visible.sync="dialogVisible"
width="30%"
:before-close="handleClose"
@ok="handleOk">
<a-tabs default-active-key="1" @change="handleChange">
<a-tab-pane tab="本地图片上传" key="1" :forceRender="true">
<j-upload v-model="fileList" :number="1"></j-upload>
<div style="margin-top: 20px">
<a-input v-model="remark" placeholder="请填写备注"></a-input>
</div>
</a-tab-pane>
<a-tab-pane tab="网络图片地址" key="2" :forceRender="true">
<a-input v-model="networkPic" placeholder="请填写网络图片地址"></a-input>
<a-input style="margin-top: 20px" v-model="remark" placeholder="请填写备注"></a-input>
</a-tab-pane>
</a-tabs>
</j-modal>
</div>
</div>
</template>
<script>
import 'codemirror/lib/codemirror.css'
import '@toast-ui/editor/dist/toastui-editor.css';
import '@toast-ui/editor/dist/i18n/zh-cn';
import Editor from '@toast-ui/editor';
import defaultOptions from './default-options'
import JUpload from '@/components/jeecg/JUpload'
import {getFileAccessHttpUrl} from '@/api/manage'
export default {
name: 'JMarkdownEditor',
components: {
JUpload,
},
props: {
value: {
type: String,
default: ''
},
id: {
type: String,
required: false,
default() {
return 'markdown-editor-' + +new Date() + ((Math.random() * 1000).toFixed(0) + '')
}
},
options: {
type: Object,
default() {
return defaultOptions
}
},
mode: {
type: String,
default: 'markdown'
},
height: {
type: String,
required: false,
default: '300px'
},
language: {
type: String,
required: false,
default: 'zh-CN'
}
},
data() {
return {
editor: null,
isShow: false,
activeIndex: "1",
dialogVisible: false,
index: "1",
fileList: [],
remark: "",
imageName: "",
imageUrl: "",
networkPic: ""
}
},
computed: {
editorOptions() {
const options = Object.assign({}, defaultOptions, this.options)
options.initialEditType = this.mode
options.height = this.height
options.language = this.language
return options
}
},
watch: {
value(newValue, preValue) {
if (newValue !== preValue && newValue !== this.editor.getMarkdown()) {
this.editor.setMarkdown(newValue)
}
},
language(val) {
this.destroyEditor()
this.initEditor()
},
height(newValue) {
this.editor.height(newValue)
},
mode(newValue) {
this.editor.changeMode(newValue)
}
},
mounted() {
this.initEditor()
},
destroyed() {
this.destroyEditor()
},
methods: {
initEditor() {
this.editor = new Editor({
el: document.getElementById(this.id),
...this.editorOptions
})
if (this.value) {
this.editor.setMarkdown(this.value)
}
this.editor.on('change', () => {
this.$emit('change', this.editor.getMarkdown())
})
//--begin 添加自定义上传按钮
/*
* 添加自定义按钮
*/
//获取编辑器上的功能条
let toolbar = this.editor.getUI().getToolbar();
let fileDom = this.$refs.files;
//添加图片点击事件
this.editor.eventManager.addEventType('isShowClickEvent');
this.editor.eventManager.listen('isShowClickEvent', () => {
this.isShow = true
this.dialogVisible = true
});
//addImageBlobHook图片上传、剪切、拖拽都会走此方法
// 删除默认监听事件
this.editor.eventManager.removeEventHandler('addImageBlobHook')
// 添加自定义监听事件
this.editor.eventManager.listen('addImageBlobHook', (blob, callback) => {
this.upload(blob, url => {
callback(url)
})
})
// 添加自定义按钮 第二个参数代表位置,不传默认放在最后
toolbar.insertItem(15, {
type: 'button',
options: {
name: 'customize',
className: 'tui-image tui-toolbar-icons',
event: 'isShowClickEvent',
tooltip: '上传图片',
}
//
});
//--end 添加自定义上传按钮
},
destroyEditor() {
if (!this.editor) return
this.editor.off('change')
this.editor.remove()
},
setMarkdown(value) {
this.editor.setMarkdown(value)
},
getMarkdown() {
return this.editor.getMarkdown()
},
setHtml(value) {
this.editor.setHtml(value)
},
getHtml() {
return this.editor.getHtml()
},
handleOk() {
if (this.index == '1') {
this.imageUrl = getFileAccessHttpUrl(this.fileList)
if (this.remark) {
this.addImgToMd(this.imageUrl, this.remark)
} else {
this.addImgToMd(this.imageUrl, "")
}
} else {
if (this.remark) {
this.addImgToMd(this.networkPic, this.remark)
} else {
this.addImgToMd(this.networkPic, "")
}
}
this.index = "1"
this.fileList = []
this.imageName = "";
this.imageUrl = "";
this.remark = ""
this.networkPic = ""
this.dialogVisible = false
this.isShow = false;
},
handleClose(done) {
done();
},
handleChange(val) {
this.fileList = []
this.remark = ""
this.imageName = ""
this.imageUrl = ""
this.networkPic = ""
this.index = val
},
//添加图片到markdown
addImgToMd(data, name) {
let editor = this.editor.getCodeMirror();
let editorHtml = this.editor.getCurrentModeEditor();
let isMarkdownMode = this.editor.isMarkdownMode();
if (isMarkdownMode) {
editor.replaceSelection(`![${name}](${data})`);
} else {
let range = editorHtml.getRange();
let img = document.createElement('img');
img.src = `${data}`;
img.alt = name;
range.insertNode(img);
}
},
},
model: {
prop: 'value',
event: 'change'
}
}
</script>
<style scoped lang="less">
.j-markdown-editor {
/deep/ .tui-editor-defaultUI {
.te-mode-switch,
.tui-scrollsync {
line-height: 1.5;
}
}
}
</style>