/
collapse.component.ts
104 lines (90 loc) · 3.38 KB
/
collapse.component.ts
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/**
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
*/
import { Direction, Directionality } from '@angular/cdk/bidi';
import {
ChangeDetectionStrategy,
ChangeDetectorRef,
Component,
Input,
OnInit,
Optional,
ViewEncapsulation
} from '@angular/core';
import { takeUntil } from 'rxjs/operators';
import { NzConfigKey, NzConfigService, WithConfig } from 'ng-zorro-antd/core/config';
import { NzDestroyService } from 'ng-zorro-antd/core/services';
import { BooleanInput } from 'ng-zorro-antd/core/types';
import { InputBoolean } from 'ng-zorro-antd/core/util';
import { NzCollapsePanelComponent } from './collapse-panel.component';
const NZ_CONFIG_MODULE_NAME: NzConfigKey = 'collapse';
@Component({
selector: 'nz-collapse',
exportAs: 'nzCollapse',
changeDetection: ChangeDetectionStrategy.OnPush,
encapsulation: ViewEncapsulation.None,
template: ` <ng-content></ng-content> `,
host: {
class: 'ant-collapse',
'[class.ant-collapse-icon-position-left]': `nzExpandIconPosition === 'left'`,
'[class.ant-collapse-icon-position-right]': `nzExpandIconPosition === 'right'`,
'[class.ant-collapse-ghost]': `nzGhost`,
'[class.ant-collapse-borderless]': '!nzBordered',
'[class.ant-collapse-rtl]': "dir === 'rtl'"
},
providers: [NzDestroyService]
})
export class NzCollapseComponent implements OnInit {
readonly _nzModuleName: NzConfigKey = NZ_CONFIG_MODULE_NAME;
static ngAcceptInputType_nzAccordion: BooleanInput;
static ngAcceptInputType_nzBordered: BooleanInput;
static ngAcceptInputType_nzGhost: BooleanInput;
@Input() @WithConfig() @InputBoolean() nzAccordion: boolean = false;
@Input() @WithConfig() @InputBoolean() nzBordered: boolean = true;
@Input() @WithConfig() @InputBoolean() nzGhost: boolean = false;
@Input() nzExpandIconPosition: 'left' | 'right' = 'left';
dir: Direction = 'ltr';
private listOfNzCollapsePanelComponent: NzCollapsePanelComponent[] = [];
constructor(
public nzConfigService: NzConfigService,
private cdr: ChangeDetectorRef,
@Optional() private directionality: Directionality,
private destroy$: NzDestroyService
) {
this.nzConfigService
.getConfigChangeEventForComponent(NZ_CONFIG_MODULE_NAME)
.pipe(takeUntil(this.destroy$))
.subscribe(() => {
this.cdr.markForCheck();
});
}
ngOnInit(): void {
this.directionality.change?.pipe(takeUntil(this.destroy$)).subscribe((direction: Direction) => {
this.dir = direction;
this.cdr.detectChanges();
});
this.dir = this.directionality.value;
}
addPanel(value: NzCollapsePanelComponent): void {
this.listOfNzCollapsePanelComponent.push(value);
}
removePanel(value: NzCollapsePanelComponent): void {
this.listOfNzCollapsePanelComponent.splice(this.listOfNzCollapsePanelComponent.indexOf(value), 1);
}
click(collapse: NzCollapsePanelComponent): void {
if (this.nzAccordion && !collapse.nzActive) {
this.listOfNzCollapsePanelComponent
.filter(item => item !== collapse)
.forEach(item => {
if (item.nzActive) {
item.nzActive = false;
item.nzActiveChange.emit(item.nzActive);
item.markForCheck();
}
});
}
collapse.nzActive = !collapse.nzActive;
collapse.nzActiveChange.emit(collapse.nzActive);
}
}