8aa3fcfb63
But do it during the build process for cjs. Right now we only need this when we transpile from ts directly to es5. This is only the case in our cis build, as for our browser build we only transpile from ts to es6 via ts and then use traceur to do the rest.
40 lines
1.0 KiB
TypeScript
40 lines
1.0 KiB
TypeScript
import {ChangeDetector} from './interfaces';
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import {CHECK_ONCE, DETACHED, CHECK_ALWAYS} from './constants';
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/**
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* Controls change detection.
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*
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* {@link ChangeDetectorRef} allows requesting checks for detectors that rely on observables. It
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*also allows detaching and
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* attaching change detector subtrees.
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*
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* @exportedAs angular2/change_detection
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*/
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export class ChangeDetectorRef {
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constructor(private _cd: ChangeDetector) {}
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/**
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* Request to check all ON_PUSH ancestors.
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*/
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requestCheck() { this._cd.markPathToRootAsCheckOnce(); }
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/**
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* Detaches the change detector from the change detector tree.
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*
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* The detached change detector will not be checked until it is reattached.
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*/
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detach() { this._cd.mode = DETACHED; }
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/**
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* Reattach the change detector to the change detector tree.
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*
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* This also requests a check of this change detector. This reattached change detector will be
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*checked during the
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* next change detection run.
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*/
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reattach() {
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this._cd.mode = CHECK_ALWAYS;
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this.requestCheck();
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}
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}
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