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@angular/material

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/** * @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 */ import { FocusMonitor } from '@angular/cdk/a11y'; import { Platform } from '@angular/cdk/platform'; import { booleanAttribute, Directive, ElementRef, inject, Input, NgZone, numberAttribute, } from '@angular/core'; import { MatRippleLoader } from '@angular/material/core'; import * as i0 from "@angular/core"; import * as i1 from "@angular/cdk/platform"; /** Shared host configuration for all buttons */ export const MAT_BUTTON_HOST = { '[attr.disabled]': 'disabled || null', '[class._mat-animation-noopable]': '_animationMode === "NoopAnimations"', // MDC automatically applies the primary theme color to the button, but we want to support // an unthemed version. If color is undefined, apply a CSS class that makes it easy to // select and style this "theme". '[class.mat-unthemed]': '!color', // Add a class that applies to all buttons. This makes it easier to target if somebody // wants to target all Material buttons. '[class.mat-mdc-button-base]': 'true', '[class]': 'color ? "mat-" + color : ""', }; /** List of classes to add to buttons instances based on host attribute selector. */ const HOST_SELECTOR_MDC_CLASS_PAIR = [ { attribute: 'mat-button', mdcClasses: ['mdc-button', 'mat-mdc-button'], }, { attribute: 'mat-flat-button', mdcClasses: ['mdc-button', 'mdc-button--unelevated', 'mat-mdc-unelevated-button'], }, { attribute: 'mat-raised-button', mdcClasses: ['mdc-button', 'mdc-button--raised', 'mat-mdc-raised-button'], }, { attribute: 'mat-stroked-button', mdcClasses: ['mdc-button', 'mdc-button--outlined', 'mat-mdc-outlined-button'], }, { attribute: 'mat-fab', mdcClasses: ['mdc-fab', 'mat-mdc-fab'], }, { attribute: 'mat-mini-fab', mdcClasses: ['mdc-fab', 'mdc-fab--mini', 'mat-mdc-mini-fab'], }, { attribute: 'mat-icon-button', mdcClasses: ['mdc-icon-button', 'mat-mdc-icon-button'], }, ]; /** Base class for all buttons. */ export class MatButtonBase { /** * Reference to the MatRipple instance of the button. * @deprecated Considered an implementation detail. To be removed. * @breaking-change 17.0.0 */ get ripple() { return this._rippleLoader?.getRipple(this._elementRef.nativeElement); } set ripple(v) { this._rippleLoader?.attachRipple(this._elementRef.nativeElement, v); } /** Whether the ripple effect is disabled or not. */ get disableRipple() { return this._disableRipple; } set disableRipple(value) { this._disableRipple = value; this._updateRippleDisabled(); } get disabled() { return this._disabled; } set disabled(value) { this._disabled = value; this._updateRippleDisabled(); } constructor(_elementRef, _platform, _ngZone, _animationMode) { this._elementRef = _elementRef; this._platform = _platform; this._ngZone = _ngZone; this._animationMode = _animationMode; this._focusMonitor = inject(FocusMonitor); /** * Handles the lazy creation of the MatButton ripple. * Used to improve initial load time of large applications. */ this._rippleLoader = inject(MatRippleLoader); /** Whether this button is a FAB. Used to apply the correct class on the ripple. */ this._isFab = false; this._disableRipple = false; this._disabled = false; this._rippleLoader?.configureRipple(this._elementRef.nativeElement, { className: 'mat-mdc-button-ripple', }); const element = this._elementRef.nativeElement; const classList = element.classList; // For each of the variant selectors that is present in the button's host // attributes, add the correct corresponding MDC classes. for (const { attribute, mdcClasses } of HOST_SELECTOR_MDC_CLASS_PAIR) { if (element.hasAttribute(attribute)) { classList.add(...mdcClasses); } } } ngAfterViewInit() { this._focusMonitor.monitor(this._elementRef, true); } ngOnDestroy() { this._focusMonitor.stopMonitoring(this._elementRef); } /** Focuses the button. */ focus(_origin = 'program', options) { if (_origin) { this._focusMonitor.focusVia(this._elementRef.nativeElement, _origin, options); } else { this._elementRef.nativeElement.focus(options); } } _updateRippleDisabled() { this._rippleLoader?.setDisabled(this._elementRef.nativeElement, this.disableRipple || this.disabled); } static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.0.0", ngImport: i0, type: MatButtonBase, deps: "invalid", target: i0.ɵɵFactoryTarget.Directive }); } static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "16.1.0", version: "17.0.0", type: MatButtonBase, inputs: { color: "color", disableRipple: ["disableRipple", "disableRipple", booleanAttribute], disabled: ["disabled", "disabled", booleanAttribute] }, ngImport: i0 }); } } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.0.0", ngImport: i0, type: MatButtonBase, decorators: [{ type: Directive }], ctorParameters: () => [{ type: i0.ElementRef }, { type: i1.Platform }, { type: i0.NgZone }, { type: undefined }], propDecorators: { color: [{ type: Input }], disableRipple: [{ type: Input, args: [{ transform: booleanAttribute }] }], disabled: [{ type: Input, args: [{ transform: booleanAttribute }] }] } }); /** Shared host configuration for buttons using the `<a>` tag. */ export const MAT_ANCHOR_HOST = { '[attr.disabled]': 'disabled || null', '[class._mat-animation-noopable]': '_animationMode === "NoopAnimations"', // Note that we ignore the user-specified tabindex when it's disabled for // consistency with the `mat-button` applied on native buttons where even // though they have an index, they're not tabbable. '[attr.tabindex]': 'disabled ? -1 : tabIndex', '[attr.aria-disabled]': 'disabled.toString()', // MDC automatically applies the primary theme color to the button, but we want to support // an unthemed version. If color is undefined, apply a CSS class that makes it easy to // select and style this "theme". '[class.mat-unthemed]': '!color', // Add a class that applies to all buttons. This makes it easier to target if somebody // wants to target all Material buttons. '[class.mat-mdc-button-base]': 'true', '[class]': 'color ? "mat-" + color : ""', }; /** * Anchor button base. */ export class MatAnchorBase extends MatButtonBase { constructor(elementRef, platform, ngZone, animationMode) { super(elementRef, platform, ngZone, animationMode); this._haltDisabledEvents = (event) => { // A disabled button shouldn't apply any actions if (this.disabled) { event.preventDefault(); event.stopImmediatePropagation(); } }; } ngOnInit() { this._ngZone.runOutsideAngular(() => { this._elementRef.nativeElement.addEventListener('click', this._haltDisabledEvents); }); } ngOnDestroy() { super.ngOnDestroy(); this._elementRef.nativeElement.removeEventListener('click', this._haltDisabledEvents); } static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.0.0", ngImport: i0, type: MatAnchorBase, deps: "invalid", target: i0.ɵɵFactoryTarget.Directive }); } static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "16.1.0", version: "17.0.0", type: MatAnchorBase, inputs: { tabIndex: ["tabIndex", "tabIndex", (value) => { return value == null ? undefined : numberAttribute(value); }] }, usesInheritance: true, ngImport: i0 }); } } i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.0.0", ngImport: i0, type: MatAnchorBase, decorators: [{ type: Directive }], ctorParameters: () => [{ type: i0.ElementRef }, { type: i1.Platform }, { type: i0.NgZone }, { type: undefined }], propDecorators: { tabIndex: [{ type: Input, args: [{ transform: (value) => { return value == null ? undefined : numberAttribute(value); }, }] }] } }); //# 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* @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {FocusMonitor, FocusOrigin} from '@angular/cdk/a11y';\nimport {Platform} from '@angular/cdk/platform';\nimport {\n  AfterViewInit,\n  booleanAttribute,\n  Directive,\n  ElementRef,\n  inject,\n  Input,\n  NgZone,\n  numberAttribute,\n  OnDestroy,\n  OnInit,\n} from '@angular/core';\nimport {MatRipple, MatRippleLoader} from '@angular/material/core';\n\n/** Shared host configuration for all buttons */\nexport const MAT_BUTTON_HOST = {\n  '[attr.disabled]': 'disabled || null',\n  '[class._mat-animation-noopable]': '_animationMode === \"NoopAnimations\"',\n  // MDC automatically applies the primary theme color to the button, but we want to support\n  // an unthemed version. If color is undefined, apply a CSS class that makes it easy to\n  // select and style this \"theme\".\n  '[class.mat-unthemed]': '!color',\n  // Add a class that applies to all buttons. This makes it easier to target if somebody\n  // wants to target all Material buttons.\n  '[class.mat-mdc-button-base]': 'true',\n  '[class]': 'color ? \"mat-\" + color : \"\"',\n};\n\n/** List of classes to add to buttons instances based on host attribute selector. */\nconst HOST_SELECTOR_MDC_CLASS_PAIR: {attribute: string; mdcClasses: string[]}[] = [\n  {\n    attribute: 'mat-button',\n    mdcClasses: ['mdc-button', 'mat-mdc-button'],\n  },\n  {\n    attribute: 'mat-flat-button',\n    mdcClasses: ['mdc-button', 'mdc-button--unelevated', 'mat-mdc-unelevated-button'],\n  },\n  {\n    attribute: 'mat-raised-button',\n    mdcClasses: ['mdc-button', 'mdc-button--raised', 'mat-mdc-raised-button'],\n  },\n  {\n    attribute: 'mat-stroked-button',\n    mdcClasses: ['mdc-button', 'mdc-button--outlined', 'mat-mdc-outlined-button'],\n  },\n  {\n    attribute: 'mat-fab',\n    mdcClasses: ['mdc-fab', 'mat-mdc-fab'],\n  },\n  {\n    attribute: 'mat-mini-fab',\n    mdcClasses: ['mdc-fab', 'mdc-fab--mini', 'mat-mdc-mini-fab'],\n  },\n  {\n    attribute: 'mat-icon-button',\n    mdcClasses: ['mdc-icon-button', 'mat-mdc-icon-button'],\n  },\n];\n\n/** Base class for all buttons.  */\n@Directive()\nexport class MatButtonBase implements AfterViewInit, OnDestroy {\n  private readonly _focusMonitor = inject(FocusMonitor);\n\n  /**\n   * Handles the lazy creation of the MatButton ripple.\n   * Used to improve initial load time of large applications.\n   */\n  _rippleLoader: MatRippleLoader = inject(MatRippleLoader);\n\n  /** Whether this button is a FAB. Used to apply the correct class on the ripple. */\n  _isFab = false;\n\n  /**\n   * Reference to the MatRipple instance of the button.\n   * @deprecated Considered an implementation detail. To be removed.\n   * @breaking-change 17.0.0\n   */\n  get ripple(): MatRipple {\n    return this._rippleLoader?.getRipple(this._elementRef.nativeElement)!;\n  }\n  set ripple(v: MatRipple) {\n    this._rippleLoader?.attachRipple(this._elementRef.nativeElement, v);\n  }\n\n  /** Theme color palette of the button */\n  @Input() color?: string | null;\n\n  /** Whether the ripple effect is disabled or not. */\n  @Input({transform: booleanAttribute})\n  get disableRipple(): boolean {\n    return this._disableRipple;\n  }\n  set disableRipple(value: any) {\n    this._disableRipple = value;\n    this._updateRippleDisabled();\n  }\n  private _disableRipple: boolean = false;\n\n  @Input({transform: booleanAttribute})\n  get disabled(): boolean {\n    return this._disabled;\n  }\n  set disabled(value: any) {\n    this._disabled = value;\n    this._updateRippleDisabled();\n  }\n  private _disabled: boolean = false;\n\n  constructor(\n    public _elementRef: ElementRef,\n    public _platform: Platform,\n    public _ngZone: NgZone,\n    public _animationMode?: string,\n  ) {\n    this._rippleLoader?.configureRipple(this._elementRef.nativeElement, {\n      className: 'mat-mdc-button-ripple',\n    });\n\n    const element = this._elementRef.nativeElement;\n    const classList = (element as HTMLElement).classList;\n\n    // For each of the variant selectors that is present in the button's host\n    // attributes, add the correct corresponding MDC classes.\n    for (const {attribute, mdcClasses} of HOST_SELECTOR_MDC_CLASS_PAIR) {\n      if (element.hasAttribute(attribute)) {\n        classList.add(...mdcClasses);\n      }\n    }\n  }\n\n  ngAfterViewInit() {\n    this._focusMonitor.monitor(this._elementRef, true);\n  }\n\n  ngOnDestroy() {\n    this._focusMonitor.stopMonitoring(this._elementRef);\n  }\n\n  /** Focuses the button. */\n  focus(_origin: FocusOrigin = 'program', options?: FocusOptions): void {\n    if (_origin) {\n      this._focusMonitor.focusVia(this._elementRef.nativeElement, _origin, options);\n    } else {\n      this._elementRef.nativeElement.focus(options);\n    }\n  }\n\n  private _updateRippleDisabled(): void {\n    this._rippleLoader?.setDisabled(\n      this._elementRef.nativeElement,\n      this.disableRipple || this.disabled,\n    );\n  }\n}\n\n/** Shared host configuration for buttons using the `<a>` tag. */\nexport const MAT_ANCHOR_HOST = {\n  '[attr.disabled]': 'disabled || null',\n  '[class._mat-animation-noopable]': '_animationMode === \"NoopAnimations\"',\n\n  // Note that we ignore the user-specified tabindex when it's disabled for\n  // consistency with the `mat-button` applied on native buttons where even\n  // though they have an index, they're not tabbable.\n  '[attr.tabindex]': 'disabled ? -1 : tabIndex',\n  '[attr.aria-disabled]': 'disabled.toString()',\n  // MDC automatically applies the primary theme color to the button, but we want to support\n  // an unthemed version. If color is undefined, apply a CSS class that makes it easy to\n  // select and style this \"theme\".\n  '[class.mat-unthemed]': '!color',\n  // Add a class that applies to all buttons. This makes it easier to target if somebody\n  // wants to target all Material buttons.\n  '[class.mat-mdc-button-base]': 'true',\n  '[class]': 'color ? \"mat-\" + color : \"\"',\n};\n\n/**\n * Anchor button base.\n */\n@Directive()\nexport class MatAnchorBase extends MatButtonBase implements OnInit, OnDestroy {\n  @Input({\n    transform: (value: unknown) => {\n      return value == null ? undefined : numberAttribute(value);\n    },\n  })\n  tabIndex: number;\n\n  constructor(elementRef: ElementRef, platform: Platform, ngZone: NgZone, animationMode?: string) {\n    super(elementRef, platform, ngZone, animationMode);\n  }\n\n  ngOnInit(): void {\n    this._ngZone.runOutsideAngular(() => {\n      this._elementRef.nativeElement.addEventListener('click', this._haltDisabledEvents);\n    });\n  }\n\n  override ngOnDestroy(): void {\n    super.ngOnDestroy();\n    this._elementRef.nativeElement.removeEventListener('click', this._haltDisabledEvents);\n  }\n\n  _haltDisabledEvents = (event: Event): void => {\n    // A disabled button shouldn't apply any actions\n    if (this.disabled) {\n      event.preventDefault();\n      event.stopImmediatePropagation();\n    }\n  };\n}\n"]}