@angular/core
Version:
Angular - the core framework
35 lines • 3.86 kB
JavaScript
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { isRootView } from '../interfaces/type_checks';
import { FLAGS } from '../interfaces/view';
import { getLViewParent } from '../util/view_traversal_utils';
/**
* Marks current view and all ancestors dirty.
*
* Returns the root view because it is found as a byproduct of marking the view tree
* dirty, and can be used by methods that consume markViewDirty() to easily schedule
* change detection. Otherwise, such methods would need to traverse up the view tree
* an additional time to get the root view and schedule a tick on it.
*
* @param lView The starting LView to mark dirty
* @returns the root LView
*/
export function markViewDirty(lView) {
while (lView) {
lView[FLAGS] |= 64 /* LViewFlags.Dirty */;
const parent = getLViewParent(lView);
// Stop traversing up as soon as you find a root view that wasn't attached to any container
if (isRootView(lView) && !parent) {
return lView;
}
// continue otherwise
lView = parent;
}
return null;
}
//# sourceMappingURL=data:application/json;base64,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