Angular markdown editor based on ace editor
Install dependencies from npm repository:
npm i ace-builds bootstrap font-awesome
Install ngx-markdown-editor
from npm repository:
npm i ngx-markdown-editor
Add the assets、styles and scripts in angular.json
:
{
...
"architect": {
"build": {
"options": {
...
"assets": [
{
"glob": "**/*",
"input": "node_modules/ace-builds/src-min",
"output": "./assets/ace-builds/"
}
],
"styles": [
"node_modules/bootstrap/dist/css/bootstrap.min.css",
"node_modules/font-awesome/css/font-awesome.min.css",
"node_modules/ngx-markdown-editor/assets/highlight.js/agate.min.css"
],
"scripts": [
"node_modules/ngx-markdown-editor/assets/highlight.js/highlight.min.js",
"node_modules/ngx-markdown-editor/assets/marked.min.js"
]
...
}
}
}
...
}
Add ace.js
in index.html
<html>
<head>
<script src="/assets/ace-builds/ace.js"></script>
</head>
<body></body>
</html>
<=2.5.0
Install dependencies from npm repository:npm i brace bootstrap font-awesome
Install ngx-markdown-editor
from npm repository:
npm i ngx-markdown-editor
Add the styles and scripts in angular.json
:
{
...
"architect": {
"build": {
"options": {
...
"styles": [
"node_modules/bootstrap/dist/css/bootstrap.min.css",
"node_modules/font-awesome/css/font-awesome.min.css",
"node_modules/ngx-markdown-editor/assets/highlight.js/agate.min.css"
],
"scripts": [
"node_modules/ngx-markdown-editor/assets/highlight.js/highlight.min.js",
"node_modules/ngx-markdown-editor/assets/marked.min.js"
]
...
}
}
}
...
}
Import brace
in polyfills.ts
import 'brace';
import 'brace/mode/markdown';
import { LMarkdownEditorModule } from 'ngx-markdown-editor';
@NgModule({
declarations: [
AppComponent
],
imports: [
BrowserModule,
FormsModule, // make sure FormsModule is imported to make ngModel work
LMarkdownEditorModule
],
providers: [],
bootstrap: [AppComponent]
})
export class AppModule { }
<md-editor name="Content"
[upload]="doUpload"
[preRender]="preRenderFunc"
[postRender]="postRenderFunc"
[(ngModel)]="content"
[height]="'200px'"
[mode]="mode"
[options]="options"
(onEditorLoaded)="onEditorLoaded($event)"
(onPreviewDomChanged)="onPreviewDomChanged($event)"
required
maxlength="500">
<slot custom-btns></slot>
</md-editor>
- ngModel: markdown original content
- height: editor height
- hideToolbar: hide toolbar, default is false
- mode:
editor
|preview
, default iseditor
- options: other settings for editor
{ showPreviewPanel?: boolean // Show preview panel, Default is true showBorder?: boolean // Show editor component's border. Default is true hideIcons?: Array<string> // ['Bold', 'Italic', 'Heading', 'Reference', 'Link', 'Image', 'Ul', 'Ol', 'Code', 'TogglePreview', 'FullScreen']. Default is empty usingFontAwesome5?: boolean // Using font awesome with version 5, Default is false scrollPastEnd?: number // The option for ace editor. Default is 0 enablePreviewContentClick?: boolean // Allow user fire the click event on the preview panel, like href etc. Default is false resizable?: boolean // Allow resize the editor markedjsOpt?: MarkedjsOption // The markedjs option, see https://marked.js.org/#/USING_ADVANCED.md#options customRender?: { // Custom markedjs render image?: Function // Image Render table?: Function // Table Render code?: Function // Code Render listitem?: Function // Listitem Render } }
- upload(
Function
): For #24, upload file by yourselfconstructor() { this.doUpload = this.doUpload.bind(this); // This is very important. } doUpload(files: Array<File>): Promise<Array<UploadResult>> { // do upload file by yourself return Promise.resolve([{ name: 'xxx', url: 'xxx.png', isImg: true }]); } interface UploadResult { isImg: boolean name: string url: string }
- preRender(
Function
): For #13, this will not effectngModel
's value, just rendered valuepreRenderFunc(content: string) { return content.replace(/something/g, 'new value'); // must return a string }
- postRender(
Function
): Change the html souce code generated bymarked
before update the dompostRenderFunc(content: string) { return content.replace(/something/g, 'new value'); // must return a string }
- required: for form validate
- maxlength: for form validate
Tips: For
Function
input, please call bind atconstructor
to assign correctthis
pointer
onEditorLoaded: EventEmitter<AceEditor>
Fires when the ace editor loaded.onPreviewDomChanged: EventEmitter<HTMLElement>
Fires when the preview dom updated