| 1 | /**
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| 2 | * @license
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| 3 | * Copyright Google LLC All Rights Reserved.
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| 4 | *
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| 5 | * Use of this source code is governed by an MIT-style license that can be
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| 6 | * found in the LICENSE file at https://angular.io/license
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| 7 | */
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| 8 | import { coerceBooleanProperty } from '@angular/cdk/coercion';
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| 9 | import { Directive, ElementRef, Inject, InjectionToken, Input, Optional, SkipSelf, } from '@angular/core';
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| 10 | import { Subject } from 'rxjs';
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| 11 | import { CDK_DRAG_PARENT } from '../drag-parent';
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| 12 | import { assertElementNode } from './assertions';
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| 13 | /**
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| 14 | * Injection token that can be used to reference instances of `CdkDragHandle`. It serves as
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| 15 | * alternative token to the actual `CdkDragHandle` class which could cause unnecessary
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| 16 | * retention of the class and its directive metadata.
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| 17 | */
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| 18 | export const CDK_DRAG_HANDLE = new InjectionToken('CdkDragHandle');
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| 19 | /** Handle that can be used to drag a CdkDrag instance. */
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| 20 | export class CdkDragHandle {
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| 21 | constructor(element, parentDrag) {
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| 22 | this.element = element;
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| 23 | /** Emits when the state of the handle has changed. */
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| 24 | this._stateChanges = new Subject();
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| 25 | this._disabled = false;
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| 26 | if (typeof ngDevMode === 'undefined' || ngDevMode) {
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| 27 | assertElementNode(element.nativeElement, 'cdkDragHandle');
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| 28 | }
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| 29 | this._parentDrag = parentDrag;
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| 30 | }
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| 31 | /** Whether starting to drag through this handle is disabled. */
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| 32 | get disabled() { return this._disabled; }
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| 33 | set disabled(value) {
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| 34 | this._disabled = coerceBooleanProperty(value);
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| 35 | this._stateChanges.next(this);
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| 36 | }
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| 37 | ngOnDestroy() {
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| 38 | this._stateChanges.complete();
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| 39 | }
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| 40 | }
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| 41 | CdkDragHandle.decorators = [
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| 42 | { type: Directive, args: [{
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| 43 | selector: '[cdkDragHandle]',
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| 44 | host: {
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| 45 | 'class': 'cdk-drag-handle'
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| 46 | },
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| 47 | providers: [{ provide: CDK_DRAG_HANDLE, useExisting: CdkDragHandle }],
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| 48 | },] }
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| 49 | ];
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| 50 | CdkDragHandle.ctorParameters = () => [
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| 51 | { type: ElementRef },
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| 52 | { type: undefined, decorators: [{ type: Inject, args: [CDK_DRAG_PARENT,] }, { type: Optional }, { type: SkipSelf }] }
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| 53 | ];
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| 54 | CdkDragHandle.propDecorators = {
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| 55 | disabled: [{ type: Input, args: ['cdkDragHandleDisabled',] }]
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| 56 | };
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| 57 | //# sourceMappingURL=data:application/json;base64,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 |
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