primeng/fesm2015/primeng-accordion.js

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import { EventEmitter, Inject, forwardRef, ChangeDetectorRef, Input, Output, ContentChildren, Component, ChangeDetectionStrategy, ElementRef, NgModule } from '@angular/core';
import { trigger, state, style, transition, animate } from '@angular/animations';
import { CommonModule } from '@angular/common';
import { Header, PrimeTemplate, SharedModule } from 'primeng/api';

var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
    return function (target, key) { decorator(target, key, paramIndex); }
};
let idx = 0;
let AccordionTab = class AccordionTab {
    constructor(accordion, changeDetector) {
        this.changeDetector = changeDetector;
        this.cache = true;
        this.selectedChange = new EventEmitter();
        this.transitionOptions = '400ms cubic-bezier(0.86, 0, 0.07, 1)';
        this.id = `ui-accordiontab-${idx++}`;
        this.accordion = accordion;
    }
    get selected() {
        return this._selected;
    }
    set selected(val) {
        this._selected = val;
        if (!this.loaded) {
            this.changeDetector.detectChanges();
        }
    }
    get animating() {
        return this._animating;
    }
    set animating(val) {
        this._animating = val;
        if (!this.changeDetector.destroyed) {
            this.changeDetector.detectChanges();
        }
    }
    ngAfterContentInit() {
        this.templates.forEach((item) => {
            switch (item.getType()) {
                case 'content':
                    this.contentTemplate = item.template;
                    break;
                default:
                    this.contentTemplate = item.template;
                    break;
            }
        });
    }
    toggle(event) {
        if (this.disabled || this.animating) {
            return false;
        }
        this.animating = true;
        let index = this.findTabIndex();
        if (this.selected) {
            this.selected = false;
            this.accordion.onClose.emit({ originalEvent: event, index: index });
        }
        else {
            if (!this.accordion.multiple) {
                for (var i = 0; i < this.accordion.tabs.length; i++) {
                    this.accordion.tabs[i].selected = false;
                    this.accordion.tabs[i].selectedChange.emit(false);
                }
            }
            this.selected = true;
            this.loaded = true;
            this.accordion.onOpen.emit({ originalEvent: event, index: index });
        }
        this.selectedChange.emit(this.selected);
        this.accordion.updateActiveIndex();
        event.preventDefault();
    }
    findTabIndex() {
        let index = -1;
        for (var i = 0; i < this.accordion.tabs.length; i++) {
            if (this.accordion.tabs[i] == this) {
                index = i;
                break;
            }
        }
        return index;
    }
    get hasHeaderFacet() {
        return this.headerFacet && this.headerFacet.length > 0;
    }
    onToggleDone(event) {
        this.animating = false;
    }
    onKeydown(event) {
        if (event.which === 32 || event.which === 13) {
            this.toggle(event);
            event.preventDefault();
        }
    }
    ngOnDestroy() {
        this.accordion.tabs.splice(this.findTabIndex(), 1);
    }
};
AccordionTab.ctorParameters = () => [
    { type: undefined, decorators: [{ type: Inject, args: [forwardRef(() => Accordion),] }] },
    { type: ChangeDetectorRef }
];
__decorate([
    Input()
], AccordionTab.prototype, "header", void 0);
__decorate([
    Input()
], AccordionTab.prototype, "disabled", void 0);
__decorate([
    Input()
], AccordionTab.prototype, "cache", void 0);
__decorate([
    Output()
], AccordionTab.prototype, "selectedChange", void 0);
__decorate([
    Input()
], AccordionTab.prototype, "transitionOptions", void 0);
__decorate([
    ContentChildren(Header)
], AccordionTab.prototype, "headerFacet", void 0);
__decorate([
    ContentChildren(PrimeTemplate)
], AccordionTab.prototype, "templates", void 0);
__decorate([
    Input()
], AccordionTab.prototype, "selected", null);
AccordionTab = __decorate([
    Component({
        selector: 'p-accordionTab',
        template: `
        <div class="ui-accordion-header ui-state-default ui-corner-all" [ngClass]="{'ui-state-active': selected,'ui-state-disabled':disabled}">
            <a [attr.tabindex]="disabled ? -1 : 0" [attr.id]="id" [attr.aria-controls]="id + '-content'" role="tab" [attr.aria-expanded]="selected" (click)="toggle($event)" 
                (keydown)="onKeydown($event)">
                <span class="ui-accordion-toggle-icon" [ngClass]="selected ? accordion.collapseIcon : accordion.expandIcon"></span>
                <span class="ui-accordion-header-text" *ngIf="!hasHeaderFacet">
                    {{header}}
                </span>
                <ng-content select="p-header" *ngIf="hasHeaderFacet"></ng-content>
            </a>
        </div>
        <div [attr.id]="id + '-content'" class="ui-accordion-content-wrapper" [@tabContent]="selected ? {value: 'visible', params: {transitionParams: animating ? transitionOptions : '0ms', height: '*'}} : {value: 'hidden', params: {transitionParams: transitionOptions, height: '0'}}" (@tabContent.done)="onToggleDone($event)"
            [ngClass]="{'ui-accordion-content-wrapper-overflown': !selected||animating}" 
            role="region" [attr.aria-hidden]="!selected" [attr.aria-labelledby]="id">
            <div class="ui-accordion-content ui-widget-content">
                <ng-content></ng-content>
                <ng-container *ngIf="contentTemplate && (cache ? loaded : selected)">
                    <ng-container *ngTemplateOutlet="contentTemplate"></ng-container>
                </ng-container>
            </div>
        </div>
    `,
        animations: [
            trigger('tabContent', [
                state('hidden', style({
                    height: '0'
                })),
                state('void', style({
                    height: '{{height}}'
                }), { params: { height: '0' } }),
                state('visible', style({
                    height: '*'
                })),
                transition('visible <=> hidden', animate('{{transitionParams}}')),
                transition('void => hidden', animate('{{transitionParams}}')),
                transition('void => visible', animate('{{transitionParams}}'))
            ])
        ],
        changeDetection: ChangeDetectionStrategy.Default
    }),
    __param(0, Inject(forwardRef(() => Accordion)))
], AccordionTab);
let Accordion = class Accordion {
    constructor(el, changeDetector) {
        this.el = el;
        this.changeDetector = changeDetector;
        this.onClose = new EventEmitter();
        this.onOpen = new EventEmitter();
        this.expandIcon = 'pi pi-fw pi-chevron-right';
        this.collapseIcon = 'pi pi-fw pi-chevron-down';
        this.activeIndexChange = new EventEmitter();
        this.tabs = [];
    }
    ngAfterContentInit() {
        this.initTabs();
        this.tabListSubscription = this.tabList.changes.subscribe(_ => {
            this.initTabs();
            this.changeDetector.markForCheck();
        });
    }
    initTabs() {
        this.tabs = this.tabList.toArray();
        this.updateSelectionState();
    }
    getBlockableElement() {
        return this.el.nativeElement.children[0];
    }
    get activeIndex() {
        return this._activeIndex;
    }
    set activeIndex(val) {
        this._activeIndex = val;
        if (this.preventActiveIndexPropagation) {
            this.preventActiveIndexPropagation = false;
            return;
        }
        this.updateSelectionState();
    }
    updateSelectionState() {
        if (this.tabs && this.tabs.length && this._activeIndex != null) {
            for (let i = 0; i < this.tabs.length; i++) {
                let selected = this.multiple ? this._activeIndex.includes(i) : (i === this._activeIndex);
                let changed = selected !== this.tabs[i].selected;
                if (changed) {
                    this.tabs[i].animating = true;
                    this.tabs[i].selected = selected;
                    this.tabs[i].selectedChange.emit(selected);
                }
            }
        }
    }
    updateActiveIndex() {
        let index = this.multiple ? [] : null;
        this.tabs.forEach((tab, i) => {
            if (tab.selected) {
                if (this.multiple) {
                    index.push(i);
                }
                else {
                    index = i;
                    return;
                }
            }
        });
        this.preventActiveIndexPropagation = true;
        this.activeIndexChange.emit(index);
    }
    ngOnDestroy() {
        if (this.tabListSubscription) {
            this.tabListSubscription.unsubscribe();
        }
    }
};
Accordion.ctorParameters = () => [
    { type: ElementRef },
    { type: ChangeDetectorRef }
];
__decorate([
    Input()
], Accordion.prototype, "multiple", void 0);
__decorate([
    Output()
], Accordion.prototype, "onClose", void 0);
__decorate([
    Output()
], Accordion.prototype, "onOpen", void 0);
__decorate([
    Input()
], Accordion.prototype, "style", void 0);
__decorate([
    Input()
], Accordion.prototype, "styleClass", void 0);
__decorate([
    Input()
], Accordion.prototype, "expandIcon", void 0);
__decorate([
    Input()
], Accordion.prototype, "collapseIcon", void 0);
__decorate([
    Output()
], Accordion.prototype, "activeIndexChange", void 0);
__decorate([
    ContentChildren(AccordionTab)
], Accordion.prototype, "tabList", void 0);
__decorate([
    Input()
], Accordion.prototype, "activeIndex", null);
Accordion = __decorate([
    Component({
        selector: 'p-accordion',
        template: `
        <div [ngClass]="'ui-accordion ui-widget ui-helper-reset'" [ngStyle]="style" [class]="styleClass" role="tablist">
            <ng-content></ng-content>
        </div>
    `
    })
], Accordion);
let AccordionModule = class AccordionModule {
};
AccordionModule = __decorate([
    NgModule({
        imports: [CommonModule],
        exports: [Accordion, AccordionTab, SharedModule],
        declarations: [Accordion, AccordionTab]
    })
], AccordionModule);

/**
 * Generated bundle index. Do not edit.
 */

export { Accordion, AccordionModule, AccordionTab };
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