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https://github.com/Alfresco/alfresco-ng2-components.git
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900fd70d63
* [ADF-1769] Added prop tables and fixed script * [ADF-1769] Corrected JSDoc formatting errors * [ADF-1769] Restored default column to prop tables
106 lines
3.0 KiB
TypeScript
106 lines
3.0 KiB
TypeScript
/*!
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* @license
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* Copyright 2016 Alfresco Software, Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* tslint:disable:no-input-rename */
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import {
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ChangeDetectionStrategy,
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ChangeDetectorRef,
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Component,
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EventEmitter,
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Input,
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OnInit,
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Output,
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OnDestroy,
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ViewEncapsulation
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} from '@angular/core';
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import { PaginatedComponent } from './paginated-component.interface';
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import { PaginationQueryParams } from './pagination-query-params.interface';
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import { Pagination } from 'alfresco-js-api';
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import { Subscription } from 'rxjs/Subscription';
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@Component({
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selector: 'adf-infinite-pagination',
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host: { 'class': 'infinite-adf-pagination' },
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templateUrl: './infinite-pagination.component.html',
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styleUrls: [ './infinite-pagination.component.scss' ],
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changeDetection: ChangeDetectionStrategy.OnPush,
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encapsulation: ViewEncapsulation.None
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})
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export class InfinitePaginationComponent implements OnInit, OnDestroy {
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static DEFAULT_PAGE_SIZE: number = 25;
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static DEFAULT_PAGINATION: Pagination = {
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skipCount: 0,
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hasMoreItems: false
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};
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/** Pagination object. */
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@Input()
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pagination: Pagination;
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/** Component that provides custom pagination support. */
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@Input()
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target: PaginatedComponent;
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/** Number of items that are added with each "load more" event. */
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@Input()
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pageSize: number = InfinitePaginationComponent.DEFAULT_PAGE_SIZE;
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/** Is a new page loading? */
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@Input('loading')
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isLoading: boolean = false;
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/** Emitted when the "Load More" button is clicked. */
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@Output()
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loadMore: EventEmitter<Pagination> = new EventEmitter<Pagination>();
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private paginationSubscription: Subscription;
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constructor(private cdr: ChangeDetectorRef) {}
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ngOnInit() {
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if (this.target) {
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this.paginationSubscription = this.target.pagination.subscribe(page => {
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this.pagination = page;
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this.pageSize = page.maxItems;
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this.cdr.detectChanges();
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});
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}
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if (!this.pagination) {
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this.pagination = InfinitePaginationComponent.DEFAULT_PAGINATION;
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}
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}
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onLoadMore() {
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this.pagination.skipCount += this.pageSize;
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this.loadMore.next(this.pagination);
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if (this.target) {
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this.target.updatePagination(<PaginationQueryParams> this.pagination);
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}
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}
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ngOnDestroy() {
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if (this.paginationSubscription) {
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this.paginationSubscription.unsubscribe();
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}
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}
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}
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