ngx-bootstrap
Version:
Angular Bootstrap
168 lines • 20.2 kB
JavaScript
import { AnimationBuilder } from '@angular/animations';
import { Directive, ElementRef, EventEmitter, HostBinding, Input, Output, Renderer2 } from '@angular/core';
import { collapseAnimation, expandAnimation } from './collapse-animations';
import * as i0 from "@angular/core";
import * as i1 from "@angular/animations";
export class CollapseDirective {
set display(value) {
this._display = value;
if (value === 'none') {
this.hide();
return;
}
this.isAnimated ? this.toggle() : this.show();
}
/** A flag indicating visibility of content (shown or hidden) */
set collapse(value) {
this.collapseNewValue = value;
if (!this._player || this._isAnimationDone) {
this.isExpanded = value;
this.toggle();
}
}
get collapse() {
return this.isExpanded;
}
constructor(_el, _renderer, _builder) {
this._el = _el;
this._renderer = _renderer;
/** This event fires as soon as content collapses */
this.collapsed = new EventEmitter();
/** This event fires when collapsing is started */
this.collapses = new EventEmitter();
/** This event fires as soon as content becomes visible */
this.expanded = new EventEmitter();
/** This event fires when expansion is started */
this.expands = new EventEmitter();
// shown
this.isExpanded = true;
this.collapseNewValue = true;
// hidden
this.isCollapsed = false;
// stale state
this.isCollapse = true;
// animation state
this.isCollapsing = false;
/** turn on/off animation */
this.isAnimated = false;
this._display = 'block';
this._stylesLoaded = false;
this._COLLAPSE_ACTION_NAME = 'collapse';
this._EXPAND_ACTION_NAME = 'expand';
this._factoryCollapseAnimation = _builder.build(collapseAnimation);
this._factoryExpandAnimation = _builder.build(expandAnimation);
}
ngAfterViewChecked() {
this._stylesLoaded = true;
if (!this._player || !this._isAnimationDone) {
return;
}
this._player.reset();
this._renderer.setStyle(this._el.nativeElement, 'height', '*');
}
/** allows to manually toggle content visibility */
toggle() {
if (this.isExpanded) {
this.hide();
}
else {
this.show();
}
}
/** allows to manually hide content */
hide() {
this.isCollapsing = true;
this.isExpanded = false;
this.isCollapsed = true;
this.isCollapsing = false;
this.collapses.emit(this);
this._isAnimationDone = false;
this.animationRun(this.isAnimated, this._COLLAPSE_ACTION_NAME)(() => {
this._isAnimationDone = true;
if (this.collapseNewValue !== this.isCollapsed && this.isAnimated) {
this.show();
return;
}
this.collapsed.emit(this);
this._renderer.setStyle(this._el.nativeElement, 'display', 'none');
});
}
/** allows to manually show collapsed content */
show() {
this._renderer.setStyle(this._el.nativeElement, 'display', this._display);
this.isCollapsing = true;
this.isExpanded = true;
this.isCollapsed = false;
this.isCollapsing = false;
this.expands.emit(this);
this._isAnimationDone = false;
this.animationRun(this.isAnimated, this._EXPAND_ACTION_NAME)(() => {
this._isAnimationDone = true;
if (this.collapseNewValue !== this.isCollapsed && this.isAnimated) {
this.hide();
return;
}
this.expanded.emit(this);
this._renderer.removeStyle(this._el.nativeElement, 'overflow');
});
}
animationRun(isAnimated, action) {
if (!isAnimated || !this._stylesLoaded) {
return (callback) => callback();
}
this._renderer.setStyle(this._el.nativeElement, 'overflow', 'hidden');
this._renderer.addClass(this._el.nativeElement, 'collapse');
const factoryAnimation = (action === this._EXPAND_ACTION_NAME)
? this._factoryExpandAnimation
: this._factoryCollapseAnimation;
if (this._player) {
this._player.reset();
}
this._player = factoryAnimation.create(this._el.nativeElement);
this._player.play();
return (callback) => this._player?.onDone(callback);
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.0.4", ngImport: i0, type: CollapseDirective, deps: [{ token: i0.ElementRef }, { token: i0.Renderer2 }, { token: i1.AnimationBuilder }], target: i0.ɵɵFactoryTarget.Directive }); }
static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "14.0.0", version: "17.0.4", type: CollapseDirective, selector: "[collapse]", inputs: { display: "display", isAnimated: "isAnimated", collapse: "collapse" }, outputs: { collapsed: "collapsed", collapses: "collapses", expanded: "expanded", expands: "expands" }, host: { properties: { "class.collapse": "this.isCollapse", "class.in": "this.isExpanded", "class.show": "this.isExpanded", "attr.aria-hidden": "this.isCollapsed", "class.collapsing": "this.isCollapsing" } }, exportAs: ["bs-collapse"], ngImport: i0 }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.0.4", ngImport: i0, type: CollapseDirective, decorators: [{
type: Directive,
args: [{
selector: '[collapse]',
exportAs: 'bs-collapse',
// eslint-disable-next-line @angular-eslint/no-host-metadata-property
host: {
'[class.collapse]': 'true'
}
}]
}], ctorParameters: () => [{ type: i0.ElementRef }, { type: i0.Renderer2 }, { type: i1.AnimationBuilder }], propDecorators: { collapsed: [{
type: Output
}], collapses: [{
type: Output
}], expanded: [{
type: Output
}], expands: [{
type: Output
}], isExpanded: [{
type: HostBinding,
args: ['class.in']
}, {
type: HostBinding,
args: ['class.show']
}], isCollapsed: [{
type: HostBinding,
args: ['attr.aria-hidden']
}], isCollapse: [{
type: HostBinding,
args: ['class.collapse']
}], isCollapsing: [{
type: HostBinding,
args: ['class.collapsing']
}], display: [{
type: Input
}], isAnimated: [{
type: Input
}], collapse: [{
type: Input
}] } });
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{\n  AnimationBuilder,\n  AnimationFactory,\n  AnimationPlayer\n} from '@angular/animations';\n\nimport {\n  AfterViewChecked,\n  Directive,\n  ElementRef,\n  EventEmitter,\n  HostBinding,\n  Input,\n  Output,\n  Renderer2\n} from '@angular/core';\n\nimport {\n  collapseAnimation,\n  expandAnimation\n} from './collapse-animations';\n\n@Directive({\n  selector: '[collapse]',\n  exportAs: 'bs-collapse',\n  // eslint-disable-next-line @angular-eslint/no-host-metadata-property\n  host: {\n    '[class.collapse]': 'true'\n  }\n})\nexport class CollapseDirective implements AfterViewChecked {\n  /** This event fires as soon as content collapses */\n  @Output() collapsed: EventEmitter<CollapseDirective> = new EventEmitter();\n  /** This event fires when collapsing is started */\n  @Output() collapses: EventEmitter<CollapseDirective> = new EventEmitter();\n  /** This event fires as soon as content becomes visible */\n  @Output() expanded: EventEmitter<CollapseDirective> = new EventEmitter();\n  /** This event fires when expansion is started */\n  @Output() expands: EventEmitter<CollapseDirective> = new EventEmitter();\n  // shown\n  @HostBinding('class.in')\n  @HostBinding('class.show')\n\n  isExpanded = true;\n  collapseNewValue = true;\n  // hidden\n  @HostBinding('attr.aria-hidden') isCollapsed = false;\n  // stale state\n  @HostBinding('class.collapse') isCollapse = true;\n  // animation state\n  @HostBinding('class.collapsing') isCollapsing = false;\n\n  @Input()\n  set display(value: string) {\n    this._display = value;\n    if (value === 'none') {\n      this.hide();\n      return;\n    }\n\n    this.isAnimated ? this.toggle() : this.show();\n  }\n\n  /** turn on/off animation */\n  @Input() isAnimated = false;\n  /** A flag indicating visibility of content (shown or hidden) */\n  @Input()\n  set collapse(value: boolean) {\n    this.collapseNewValue = value;\n    if (!this._player || this._isAnimationDone) {\n      this.isExpanded = value;\n      this.toggle();\n    }\n  }\n\n  get collapse(): boolean {\n    return this.isExpanded;\n  }\n\n  private _display = 'block';\n  private _isAnimationDone?: boolean;\n  private _player?: AnimationPlayer;\n  private _stylesLoaded = false;\n\n  private _COLLAPSE_ACTION_NAME = 'collapse';\n  private _EXPAND_ACTION_NAME = 'expand';\n\n  private readonly _factoryCollapseAnimation: AnimationFactory;\n  private readonly _factoryExpandAnimation: AnimationFactory;\n\n  constructor(\n    private _el: ElementRef,\n    private _renderer: Renderer2,\n    _builder: AnimationBuilder\n  ) {\n    this._factoryCollapseAnimation = _builder.build(collapseAnimation);\n    this._factoryExpandAnimation = _builder.build(expandAnimation);\n  }\n\n  ngAfterViewChecked(): void {\n    this._stylesLoaded = true;\n\n    if (!this._player || !this._isAnimationDone) {\n      return;\n    }\n\n    this._player.reset();\n    this._renderer.setStyle(this._el.nativeElement, 'height', '*');\n  }\n\n  /** allows to manually toggle content visibility */\n  toggle(): void {\n    if (this.isExpanded) {\n      this.hide();\n    } else {\n      this.show();\n    }\n  }\n\n  /** allows to manually hide content */\n  hide(): void {\n    this.isCollapsing = true;\n    this.isExpanded = false;\n    this.isCollapsed = true;\n    this.isCollapsing = false;\n\n    this.collapses.emit(this);\n\n    this._isAnimationDone = false;\n\n    this.animationRun(this.isAnimated, this._COLLAPSE_ACTION_NAME)(() => {\n      this._isAnimationDone = true;\n      if (this.collapseNewValue !== this.isCollapsed && this.isAnimated) {\n        this.show();\n\n        return;\n      }\n      this.collapsed.emit(this);\n      this._renderer.setStyle(this._el.nativeElement, 'display', 'none');\n    });\n  }\n  /** allows to manually show collapsed content */\n  show(): void {\n    this._renderer.setStyle(this._el.nativeElement, 'display', this._display);\n\n    this.isCollapsing = true;\n    this.isExpanded = true;\n    this.isCollapsed = false;\n    this.isCollapsing = false;\n\n    this.expands.emit(this);\n\n    this._isAnimationDone = false;\n    this.animationRun(this.isAnimated, this._EXPAND_ACTION_NAME)(() => {\n      this._isAnimationDone = true;\n      if (this.collapseNewValue !== this.isCollapsed && this.isAnimated) {\n        this.hide();\n\n        return;\n      }\n      this.expanded.emit(this);\n      this._renderer.removeStyle(this._el.nativeElement, 'overflow');\n    });\n  }\n\n  animationRun(isAnimated: boolean, action: string) {\n    if (!isAnimated || !this._stylesLoaded) {\n      return (callback: () => void) => callback();\n    }\n\n    this._renderer.setStyle(this._el.nativeElement, 'overflow', 'hidden');\n    this._renderer.addClass(this._el.nativeElement, 'collapse');\n\n    const factoryAnimation = (action === this._EXPAND_ACTION_NAME)\n      ? this._factoryExpandAnimation\n      : this._factoryCollapseAnimation;\n\n    if (this._player) {\n      this._player.reset();\n    }\n\n    this._player = factoryAnimation.create(this._el.nativeElement);\n    this._player.play();\n\n    return (callback: () => void) => this._player?.onDone(callback);\n  }\n}\n"]}