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feat(ivy): support attaching and detaching views from change detection (#22670)

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PR Close #22670
This commit is contained in:
Kara Erickson
2018-03-08 16:55:47 -08:00
parent b0b9ca3386
commit b26a90567c
6 changed files with 237 additions and 29 deletions
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9
packages/core/src/render3/di.ts
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@ -25,6 +25,7 @@ import {LInjector} from './interfaces/injector';
import {LContainerNode, LElementNode, LNode, LNodeFlags, LViewNode} from './interfaces/node';
import {QueryReadType} from './interfaces/query';
import {Renderer3} from './interfaces/renderer';
import {LView} from './interfaces/view';
import {assertNodeOfPossibleTypes, assertNodeType} from './node_assert';
import {insertView} from './node_manipulation';
import {notImplemented, stringify} from './util';
@ -301,7 +302,7 @@ export function getOrCreateChangeDetectorRef(
return di.changeDetectorRef = getOrCreateHostChangeDetector(currentNode.view.node);
} else if ((currentNode.flags & LNodeFlags.TYPE_MASK) === LNodeFlags.Element) {
// if it's an element node with data, it's a component and context will be set later
return di.changeDetectorRef = createViewRef(context);
return di.changeDetectorRef = createViewRef(currentNode.data as LView, context);
}
return null !;
}
@ -313,8 +314,10 @@ function getOrCreateHostChangeDetector(currentNode: LViewNode | LElementNode):
const hostInjector = hostNode.nodeInjector;
const existingRef = hostInjector && hostInjector.changeDetectorRef;
return existingRef ? existingRef :
createViewRef(hostNode.view.data[hostNode.flags >> LNodeFlags.INDX_SHIFT]);
return existingRef ?
existingRef :
createViewRef(
hostNode.data as LView, hostNode.view.data[hostNode.flags >> LNodeFlags.INDX_SHIFT]);
}
/**