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feat: provide TEMPLATED_ITEMS_COMPONENT #32

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Merged
merged 1 commit into from
Sep 1, 2021
Merged

feat: provide TEMPLATED_ITEMS_COMPONENT #32

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18 changes: 14 additions & 4 deletions packages/angular/src/lib/cdk/list-view/list-view.component.ts
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
import { AfterContentInit, ChangeDetectionStrategy, Component, ContentChild, Directive, DoCheck, ElementRef, EmbeddedViewRef, EventEmitter, Host, HostListener, Input, IterableDiffer, IterableDiffers, NgZone, OnDestroy, Output, TemplateRef, ViewChild, ViewContainerRef, ɵisListLikeIterable as isListLikeIterable, ɵmarkDirty } from '@angular/core';
import { AfterContentInit, ChangeDetectionStrategy, Component, ContentChild, Directive, DoCheck, ElementRef, EmbeddedViewRef, EventEmitter, forwardRef, Host, HostListener, Inject, InjectionToken, Input, IterableDiffer, IterableDiffers, NgZone, OnDestroy, Output, TemplateRef, ViewChild, ViewContainerRef, ɵisListLikeIterable as isListLikeIterable, ɵmarkDirty } from '@angular/core';
import { ItemEventData, KeyedTemplate, LayoutBase, ListView, ObservableArray, profile, View } from '@nativescript/core';

import { extractSingleViewRecursive } from '../../element-registry/registry';
Expand All @@ -7,6 +7,12 @@ import { NgViewTemplate } from '../../view-refs';

const NG_VIEW = '_ngViewRef';

export interface TemplatedItemsHost<T = any> {
registerTemplate(key: string, template: TemplateRef<T>);
}

export const TEMPLATED_ITEMS_COMPONENT = new InjectionToken<TemplatedItemsHost>('TemplatedItemsComponent');

export class ItemContext<T> {
constructor(public $implicit?: T, public item?: T, public index?: number, public even?: boolean, public odd?: boolean) {}
}
Expand Down Expand Up @@ -83,8 +89,9 @@ export interface SetupItemViewArgs<T> {
<ng-container #loader></ng-container>
</DetachedContainer>`,
changeDetection: ChangeDetectionStrategy.OnPush,
providers: [{ provide: TEMPLATED_ITEMS_COMPONENT, useExisting: forwardRef(() => ListViewComponent) }],
})
export class ListViewComponent<T = any> implements DoCheck, OnDestroy, AfterContentInit {
export class ListViewComponent<T = any> implements DoCheck, OnDestroy, AfterContentInit, TemplatedItemsHost {
public get nativeElement(): ListView {
return this.templatedItemsView;
}
Expand Down Expand Up @@ -180,7 +187,10 @@ export class ListViewComponent<T = any> implements DoCheck, OnDestroy, AfterCont
this._templateMap = new Map<string, NsTemplatedItem<T>>();
}

this._templateMap.set(key, new NsTemplatedItem<T>(template, this.loader, (v) => this._viewToTemplate.set(v, key)));
this._templateMap.set(
key,
new NsTemplatedItem<T>(template, this.loader, (v) => this._viewToTemplate.set(v, key))
);
}

@HostListener('itemLoading', ['$event'])
Expand Down Expand Up @@ -263,7 +273,7 @@ export function getItemViewRoot(viewRef: EmbeddedViewRef<unknown>, rootLocator:
// eslint-disable-next-line @angular-eslint/directive-selector
@Directive({ selector: '[nsTemplateKey],[nsTemplateKeys]' })
export class TemplateKeyDirective<T> {
constructor(private templateRef: TemplateRef<T>, @Host() private comp: ListViewComponent<T>) {}
constructor(private templateRef: TemplateRef<T>, @Host() @Inject(TEMPLATED_ITEMS_COMPONENT) private comp: TemplatedItemsHost<T>) {}

@Input()
set nsTemplateKey(value: string) {
Expand Down