@angular/cdk
Version:
Angular Material Component Development Kit
265 lines (256 loc) • 11.9 kB
JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('@angular/cdk/collections'), require('@angular/cdk/coercion'), require('rxjs')) :
typeof define === 'function' && define.amd ? define('@angular/cdk/accordion', ['exports', '@angular/core', '@angular/cdk/collections', '@angular/cdk/coercion', 'rxjs'], factory) :
(global = global || self, factory((global.ng = global.ng || {}, global.ng.cdk = global.ng.cdk || {}, global.ng.cdk.accordion = {}), global.ng.core, global.ng.cdk.collections, global.ng.cdk.coercion, global.rxjs));
}(this, (function (exports, core, collections, coercion, rxjs) { 'use strict';
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/** Used to generate unique ID for each accordion. */
var nextId = 0;
/**
* Injection token that can be used to reference instances of `CdkAccordion`. It serves
* as alternative token to the actual `CdkAccordion` class which could cause unnecessary
* retention of the class and its directive metadata.
*/
var CDK_ACCORDION = new core.InjectionToken('CdkAccordion');
/**
* Directive whose purpose is to manage the expanded state of CdkAccordionItem children.
*/
var CdkAccordion = /** @class */ (function () {
function CdkAccordion() {
/** Emits when the state of the accordion changes */
this._stateChanges = new rxjs.Subject();
/** Stream that emits true/false when openAll/closeAll is triggered. */
this._openCloseAllActions = new rxjs.Subject();
/** A readonly id value to use for unique selection coordination. */
this.id = "cdk-accordion-" + nextId++;
this._multi = false;
}
Object.defineProperty(CdkAccordion.prototype, "multi", {
/** Whether the accordion should allow multiple expanded accordion items simultaneously. */
get: function () { return this._multi; },
set: function (multi) { this._multi = coercion.coerceBooleanProperty(multi); },
enumerable: false,
configurable: true
});
/** Opens all enabled accordion items in an accordion where multi is enabled. */
CdkAccordion.prototype.openAll = function () {
this._openCloseAll(true);
};
/** Closes all enabled accordion items in an accordion where multi is enabled. */
CdkAccordion.prototype.closeAll = function () {
this._openCloseAll(false);
};
CdkAccordion.prototype.ngOnChanges = function (changes) {
this._stateChanges.next(changes);
};
CdkAccordion.prototype.ngOnDestroy = function () {
this._stateChanges.complete();
};
CdkAccordion.prototype._openCloseAll = function (expanded) {
if (this.multi) {
this._openCloseAllActions.next(expanded);
}
};
return CdkAccordion;
}());
CdkAccordion.decorators = [
{ type: core.Directive, args: [{
selector: 'cdk-accordion, [cdkAccordion]',
exportAs: 'cdkAccordion',
providers: [{ provide: CDK_ACCORDION, useExisting: CdkAccordion }],
},] }
];
CdkAccordion.propDecorators = {
multi: [{ type: core.Input }]
};
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/** Used to generate unique ID for each accordion item. */
var nextId$1 = 0;
var ɵ0 = undefined;
/**
* An basic directive expected to be extended and decorated as a component. Sets up all
* events and attributes needed to be managed by a CdkAccordion parent.
*/
var CdkAccordionItem = /** @class */ (function () {
function CdkAccordionItem(accordion, _changeDetectorRef, _expansionDispatcher) {
var _this = this;
this.accordion = accordion;
this._changeDetectorRef = _changeDetectorRef;
this._expansionDispatcher = _expansionDispatcher;
/** Subscription to openAll/closeAll events. */
this._openCloseAllSubscription = rxjs.Subscription.EMPTY;
/** Event emitted every time the AccordionItem is closed. */
this.closed = new core.EventEmitter();
/** Event emitted every time the AccordionItem is opened. */
this.opened = new core.EventEmitter();
/** Event emitted when the AccordionItem is destroyed. */
this.destroyed = new core.EventEmitter();
/**
* Emits whenever the expanded state of the accordion changes.
* Primarily used to facilitate two-way binding.
* @docs-private
*/
this.expandedChange = new core.EventEmitter();
/** The unique AccordionItem id. */
this.id = "cdk-accordion-child-" + nextId$1++;
this._expanded = false;
this._disabled = false;
/** Unregister function for _expansionDispatcher. */
this._removeUniqueSelectionListener = function () { };
this._removeUniqueSelectionListener =
_expansionDispatcher.listen(function (id, accordionId) {
if (_this.accordion && !_this.accordion.multi &&
_this.accordion.id === accordionId && _this.id !== id) {
_this.expanded = false;
}
});
// When an accordion item is hosted in an accordion, subscribe to open/close events.
if (this.accordion) {
this._openCloseAllSubscription = this._subscribeToOpenCloseAllActions();
}
}
Object.defineProperty(CdkAccordionItem.prototype, "expanded", {
/** Whether the AccordionItem is expanded. */
get: function () { return this._expanded; },
set: function (expanded) {
expanded = coercion.coerceBooleanProperty(expanded);
// Only emit events and update the internal value if the value changes.
if (this._expanded !== expanded) {
this._expanded = expanded;
this.expandedChange.emit(expanded);
if (expanded) {
this.opened.emit();
/**
* In the unique selection dispatcher, the id parameter is the id of the CdkAccordionItem,
* the name value is the id of the accordion.
*/
var accordionId = this.accordion ? this.accordion.id : this.id;
this._expansionDispatcher.notify(this.id, accordionId);
}
else {
this.closed.emit();
}
// Ensures that the animation will run when the value is set outside of an `@Input`.
// This includes cases like the open, close and toggle methods.
this._changeDetectorRef.markForCheck();
}
},
enumerable: false,
configurable: true
});
Object.defineProperty(CdkAccordionItem.prototype, "disabled", {
/** Whether the AccordionItem is disabled. */
get: function () { return this._disabled; },
set: function (disabled) { this._disabled = coercion.coerceBooleanProperty(disabled); },
enumerable: false,
configurable: true
});
/** Emits an event for the accordion item being destroyed. */
CdkAccordionItem.prototype.ngOnDestroy = function () {
this.opened.complete();
this.closed.complete();
this.destroyed.emit();
this.destroyed.complete();
this._removeUniqueSelectionListener();
this._openCloseAllSubscription.unsubscribe();
};
/** Toggles the expanded state of the accordion item. */
CdkAccordionItem.prototype.toggle = function () {
if (!this.disabled) {
this.expanded = !this.expanded;
}
};
/** Sets the expanded state of the accordion item to false. */
CdkAccordionItem.prototype.close = function () {
if (!this.disabled) {
this.expanded = false;
}
};
/** Sets the expanded state of the accordion item to true. */
CdkAccordionItem.prototype.open = function () {
if (!this.disabled) {
this.expanded = true;
}
};
CdkAccordionItem.prototype._subscribeToOpenCloseAllActions = function () {
var _this = this;
return this.accordion._openCloseAllActions.subscribe(function (expanded) {
// Only change expanded state if item is enabled
if (!_this.disabled) {
_this.expanded = expanded;
}
});
};
return CdkAccordionItem;
}());
CdkAccordionItem.decorators = [
{ type: core.Directive, args: [{
selector: 'cdk-accordion-item, [cdkAccordionItem]',
exportAs: 'cdkAccordionItem',
providers: [
// Provide `CDK_ACCORDION` as undefined to prevent nested accordion items from
// registering to the same accordion.
{ provide: CDK_ACCORDION, useValue: ɵ0 },
],
},] }
];
CdkAccordionItem.ctorParameters = function () { return [
{ type: CdkAccordion, decorators: [{ type: core.Optional }, { type: core.Inject, args: [CDK_ACCORDION,] }, { type: core.SkipSelf }] },
{ type: core.ChangeDetectorRef },
{ type: collections.UniqueSelectionDispatcher }
]; };
CdkAccordionItem.propDecorators = {
closed: [{ type: core.Output }],
opened: [{ type: core.Output }],
destroyed: [{ type: core.Output }],
expandedChange: [{ type: core.Output }],
expanded: [{ type: core.Input }],
disabled: [{ type: core.Input }]
};
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
var CdkAccordionModule = /** @class */ (function () {
function CdkAccordionModule() {
}
return CdkAccordionModule;
}());
CdkAccordionModule.decorators = [
{ type: core.NgModule, args: [{
exports: [CdkAccordion, CdkAccordionItem],
declarations: [CdkAccordion, CdkAccordionItem],
},] }
];
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Generated bundle index. Do not edit.
*/
exports.CdkAccordion = CdkAccordion;
exports.CdkAccordionItem = CdkAccordionItem;
exports.CdkAccordionModule = CdkAccordionModule;
exports.ɵangular_material_src_cdk_accordion_accordion_a = CDK_ACCORDION;
Object.defineProperty(exports, '__esModule', { value: true });
})));
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