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72 lines
8.0 KiB
72 lines
8.0 KiB
/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import { coerceBooleanProperty } from '@angular/cdk/coercion';
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import { Directive, ElementRef, Inject, InjectionToken, Input, Optional, SkipSelf, } from '@angular/core';
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import { Subject } from 'rxjs';
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import { CDK_DRAG_PARENT } from '../drag-parent';
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import { assertElementNode } from './assertions';
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/**
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* Injection token that can be used to reference instances of `CdkDragHandle`. It serves as
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* alternative token to the actual `CdkDragHandle` class which could cause unnecessary
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* retention of the class and its directive metadata.
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*/
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import * as ɵngcc0 from '@angular/core';
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export const CDK_DRAG_HANDLE = new InjectionToken('CdkDragHandle');
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/** Handle that can be used to drag a CdkDrag instance. */
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export class CdkDragHandle {
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constructor(element, parentDrag) {
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this.element = element;
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/** Emits when the state of the handle has changed. */
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this._stateChanges = new Subject();
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this._disabled = false;
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if (typeof ngDevMode === 'undefined' || ngDevMode) {
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assertElementNode(element.nativeElement, 'cdkDragHandle');
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}
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this._parentDrag = parentDrag;
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}
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/** Whether starting to drag through this handle is disabled. */
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get disabled() { return this._disabled; }
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set disabled(value) {
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this._disabled = coerceBooleanProperty(value);
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this._stateChanges.next(this);
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}
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ngOnDestroy() {
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this._stateChanges.complete();
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}
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}
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CdkDragHandle.ɵfac = function CdkDragHandle_Factory(t) { return new (t || CdkDragHandle)(ɵngcc0.ɵɵdirectiveInject(ɵngcc0.ElementRef), ɵngcc0.ɵɵdirectiveInject(CDK_DRAG_PARENT, 12)); };
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CdkDragHandle.ɵdir = /*@__PURE__*/ ɵngcc0.ɵɵdefineDirective({ type: CdkDragHandle, selectors: [["", "cdkDragHandle", ""]], hostAttrs: [1, "cdk-drag-handle"], inputs: { disabled: ["cdkDragHandleDisabled", "disabled"] }, features: [ɵngcc0.ɵɵProvidersFeature([{ provide: CDK_DRAG_HANDLE, useExisting: CdkDragHandle }])] });
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CdkDragHandle.ctorParameters = () => [
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{ type: ElementRef },
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{ type: undefined, decorators: [{ type: Inject, args: [CDK_DRAG_PARENT,] }, { type: Optional }, { type: SkipSelf }] }
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];
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CdkDragHandle.propDecorators = {
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disabled: [{ type: Input, args: ['cdkDragHandleDisabled',] }]
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};
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(function () { (typeof ngDevMode === "undefined" || ngDevMode) && ɵngcc0.ɵsetClassMetadata(CdkDragHandle, [{
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type: Directive,
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args: [{
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selector: '[cdkDragHandle]',
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host: {
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'class': 'cdk-drag-handle'
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},
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providers: [{ provide: CDK_DRAG_HANDLE, useExisting: CdkDragHandle }]
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}]
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}], function () { return [{ type: ɵngcc0.ElementRef }, { type: undefined, decorators: [{
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type: Inject,
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args: [CDK_DRAG_PARENT]
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}, {
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type: Optional
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}, {
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type: SkipSelf
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}] }]; }, { disabled: [{
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type: Input,
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args: ['cdkDragHandleDisabled']
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}] }); })();
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