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Use NgZone to improve performance #23

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Use NgZone to improve performance #23

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9 changes: 6 additions & 3 deletions src/codemirror.component.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ import {
forwardRef,
AfterViewInit,
OnDestroy,
NgZone
} from '@angular/core';
import { NG_VALUE_ACCESSOR } from '@angular/forms';
import * as CodeMirror from 'codemirror';
Expand Down Expand Up @@ -46,7 +47,7 @@ export class CodemirrorComponent implements AfterViewInit, OnDestroy {
/**
* Constructor
*/
constructor() {}
constructor(private _zone: NgZone) {}

get value() { return this._value; }

Expand Down Expand Up @@ -76,8 +77,10 @@ export class CodemirrorComponent implements AfterViewInit, OnDestroy {
* Initialize codemirror
*/
codemirrorInit(config) {
this.instance = CodeMirror.fromTextArea(this.host.nativeElement, config);
this.instance.setValue(this._value);
this._zone.runOutsideAngular(() => {
this.instance = CodeMirror.fromTextArea(this.host.nativeElement, config);
this.instance.setValue(this._value);
});

this.instance.on('change', () => {
this.updateValue(this.instance.getValue());
Expand Down