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ngx-bootstrap

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{"version":3,"file":"ngx-bootstrap-buttons.mjs","sources":["../tmp-esm2022/button-checkbox.directive.js","../tmp-esm2022/button-radio.directive.js","../tmp-esm2022/button-radio-group.directive.js","../tmp-esm2022/buttons.module.js","../tmp-esm2022/ngx-bootstrap-buttons.js"],"sourcesContent":["import { Directive, forwardRef, HostBinding, HostListener, Input } from '@angular/core';\nimport { NG_VALUE_ACCESSOR } from '@angular/forms';\nimport * as i0 from \"@angular/core\";\n// TODO: config: activeClass - Class to apply to the checked buttons\nexport const CHECKBOX_CONTROL_VALUE_ACCESSOR = {\n provide: NG_VALUE_ACCESSOR,\n useExisting: forwardRef(() => ButtonCheckboxDirective),\n multi: true\n};\n/**\n * Add checkbox functionality to any element\n */\nexport class ButtonCheckboxDirective {\n constructor() {\n /** Truthy value, will be set to ngModel */\n this.btnCheckboxTrue = true;\n /** Falsy value, will be set to ngModel */\n this.btnCheckboxFalse = false;\n this.state = false;\n this.isDisabled = false;\n this.onChange = Function.prototype;\n this.onTouched = Function.prototype;\n }\n // view -> model\n onClick() {\n if (this.isDisabled) {\n return;\n }\n this.toggle(!this.state);\n this.onChange(this.value);\n }\n ngOnInit() {\n this.toggle(this.trueValue === this.value);\n }\n get trueValue() {\n return typeof this.btnCheckboxTrue !== 'undefined'\n ? this.btnCheckboxTrue\n : true;\n }\n get falseValue() {\n return typeof this.btnCheckboxFalse !== 'undefined'\n ? this.btnCheckboxFalse\n : false;\n }\n toggle(state) {\n this.state = state;\n this.value = this.state ? this.trueValue : this.falseValue;\n }\n // ControlValueAccessor\n // model -> view\n writeValue(value) {\n this.state = this.trueValue === value;\n this.value = value ? this.trueValue : this.falseValue;\n }\n setDisabledState(isDisabled) {\n this.isDisabled = isDisabled;\n }\n registerOnChange(fn) {\n this.onChange = fn;\n }\n registerOnTouched(fn) {\n this.onTouched = fn;\n }\n static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: \"12.0.0\", version: \"20.0.2\", ngImport: i0, type: ButtonCheckboxDirective, deps: [], target: i0.ɵɵFactoryTarget.Directive }); }\n static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: \"14.0.0\", version: \"20.0.2\", type: ButtonCheckboxDirective, isStandalone: true, selector: \"[btnCheckbox]\", inputs: { btnCheckboxTrue: \"btnCheckboxTrue\", btnCheckboxFalse: \"btnCheckboxFalse\" }, host: { listeners: { \"click\": \"onClick()\" }, properties: { \"class.active\": \"this.state\", \"attr.aria-pressed\": \"this.state\" } }, providers: [CHECKBOX_CONTROL_VALUE_ACCESSOR], ngImport: i0 }); }\n}\ni0.ɵɵngDeclareClassMetadata({ minVersion: \"12.0.0\", version: \"20.0.2\", ngImport: i0, type: ButtonCheckboxDirective, decorators: [{\n type: Directive,\n args: [{\n selector: '[btnCheckbox]',\n providers: [CHECKBOX_CONTROL_VALUE_ACCESSOR],\n standalone: true\n }]\n }], propDecorators: { btnCheckboxTrue: [{\n type: Input\n }], btnCheckboxFalse: [{\n type: Input\n }], state: [{\n type: HostBinding,\n args: ['class.active']\n }, {\n type: HostBinding,\n args: ['attr.aria-pressed']\n }], onClick: [{\n type: HostListener,\n args: ['click']\n }] } });\n//# 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{ ChangeDetectorRef, Directive, ElementRef, forwardRef, HostBinding, HostListener, Inject, Input, Optional, Renderer2 } from '@angular/core';\nimport { NG_VALUE_ACCESSOR } from '@angular/forms';\nimport { ButtonRadioGroupDirective } from './button-radio-group.directive';\nimport * as i0 from \"@angular/core\";\nimport * as i1 from \"./button-radio-group.directive\";\nexport const RADIO_CONTROL_VALUE_ACCESSOR = {\n provide: NG_VALUE_ACCESSOR,\n useExisting: forwardRef(() => ButtonRadioDirective),\n multi: true\n};\n/**\n * Create radio buttons or groups of buttons.\n * A value of a selected button is bound to a variable specified via ngModel.\n */\nexport class ButtonRadioDirective {\n /** Current value of radio component or group */\n get value() {\n return this.group ? this.group.value : this._value;\n }\n set value(value) {\n if (this.group) {\n this.group.value = value;\n return;\n }\n this._value = value;\n this._onChange(value);\n }\n /** If `true` — radio button is disabled */\n get disabled() {\n return this._disabled;\n }\n set disabled(disabled) {\n this.setDisabledState(disabled);\n }\n get controlOrGroupDisabled() {\n return this.disabled || (this.group && this.group.disabled) ? true : undefined;\n }\n get hasDisabledClass() {\n // Although the radio is disabled the active radio should still stand out.\n // The disabled class will prevent this so don't add it on the active radio\n return this.controlOrGroupDisabled && !this.isActive;\n }\n get isActive() {\n return this.btnRadio === this.value;\n }\n get tabindex() {\n if (this.controlOrGroupDisabled) {\n // Disabled radio buttons should not receive focus\n return undefined;\n }\n else if (this.isActive || this.group == null) {\n return 0;\n }\n else {\n return -1;\n }\n }\n get hasFocus() {\n return this._hasFocus;\n }\n constructor(el, cdr, renderer, group) {\n this.el = el;\n this.cdr = cdr;\n this.renderer = renderer;\n this.group = group;\n this.onChange = Function.prototype;\n this.onTouched = Function.prototype;\n /** If `true` — radio button can be unchecked */\n this.uncheckable = false;\n this.role = 'radio';\n this._disabled = false;\n this._hasFocus = false;\n }\n toggleIfAllowed() {\n if (!this.canToggle()) {\n return;\n }\n if (this.uncheckable && this.btnRadio === this.value) {\n this.value = undefined;\n }\n else {\n this.value = this.btnRadio;\n }\n }\n onSpacePressed(event) {\n this.toggleIfAllowed();\n event.preventDefault();\n }\n focus() {\n this.el.nativeElement.focus();\n }\n onFocus() {\n this._hasFocus = true;\n }\n onBlur() {\n this._hasFocus = false;\n this.onTouched();\n }\n canToggle() {\n return !this.controlOrGroupDisabled && (this.uncheckable || this.btnRadio !== this.value);\n }\n ngOnChanges(changes) {\n if ('uncheckable' in changes) {\n this.uncheckable = this.uncheckable !== false && typeof this.uncheckable !== 'undefined';\n }\n }\n _onChange(value) {\n if (this.group) {\n this.group.value = value;\n return;\n }\n this.onTouched();\n this.onChange(value);\n }\n // ControlValueAccessor\n // model -> view\n writeValue(value) {\n this.value = value;\n this.cdr.markForCheck();\n }\n registerOnChange(fn) {\n this.onChange = fn;\n }\n registerOnTouched(fn) {\n this.onTouched = fn;\n }\n setDisabledState(disabled) {\n this._disabled = disabled;\n if (disabled) {\n this.renderer.setAttribute(this.el.nativeElement, 'disabled', 'disabled');\n return;\n }\n this.renderer.removeAttribute(this.el.nativeElement, 'disabled');\n }\n static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: \"12.0.0\", version: \"20.0.2\", ngImport: i0, type: ButtonRadioDirective, deps: [{ token: i0.ElementRef }, { token: i0.ChangeDetectorRef }, { token: i0.Renderer2 }, { token: forwardRef(() => ButtonRadioGroupDirective), optional: true }], target: i0.ɵɵFactoryTarget.Directive }); }\n static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: \"14.0.0\", version: \"20.0.2\", type: ButtonRadioDirective, isStandalone: true, selector: \"[btnRadio]\", inputs: { btnRadio: \"btnRadio\", uncheckable: \"uncheckable\", value: \"value\", disabled: \"disabled\" }, host: { listeners: { \"click\": \"toggleIfAllowed()\", \"keydown.space\": \"onSpacePressed($event)\", \"focus\": \"onFocus()\", \"blur\": \"onBlur()\" }, properties: { \"attr.aria-disabled\": \"this.controlOrGroupDisabled\", \"class.disabled\": \"this.hasDisabledClass\", \"class.active\": \"this.isActive\", \"attr.aria-checked\": \"this.isActive\", \"attr.role\": \"this.role\", \"attr.tabindex\": \"this.tabindex\" } }, providers: [RADIO_CONTROL_VALUE_ACCESSOR], usesOnChanges: true, ngImport: i0 }); }\n}\ni0.ɵɵngDeclareClassMetadata({ minVersion: \"12.0.0\", version: \"20.0.2\", ngImport: i0, type: ButtonRadioDirective, decorators: [{\n type: Directive,\n args: [{\n selector: '[btnRadio]',\n providers: [RADIO_CONTROL_VALUE_ACCESSOR],\n standalone: true\n }]\n }], ctorParameters: () => [{ type: i0.ElementRef }, { type: i0.ChangeDetectorRef }, { type: i0.Renderer2 }, { type: i1.ButtonRadioGroupDirective, decorators: [{\n type: Optional\n }, {\n type: Inject,\n args: [forwardRef(() => ButtonRadioGroupDirective)]\n }] }], propDecorators: { btnRadio: [{\n type: Input\n }], uncheckable: [{\n type: Input\n }], value: [{\n type: Input\n }], disabled: [{\n type: Input\n }], controlOrGroupDisabled: [{\n type: HostBinding,\n args: ['attr.aria-disabled']\n }], hasDisabledClass: [{\n type: HostBinding,\n args: ['class.disabled']\n }], isActive: [{\n type: HostBinding,\n args: ['class.active']\n }, {\n type: HostBinding,\n args: ['attr.aria-checked']\n }], role: [{\n type: HostBinding,\n args: ['attr.role']\n }], tabindex: [{\n type: HostBinding,\n args: ['attr.tabindex']\n }], toggleIfAllowed: [{\n type: HostListener,\n args: ['click']\n }], onSpacePressed: [{\n type: HostListener,\n args: ['keydown.space', ['$event']]\n }], onFocus: [{\n type: HostListener,\n args: ['focus']\n }], onBlur: [{\n type: HostListener,\n args: ['blur']\n }] } });\n//# 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{\n  ChangeDetectorRef,\n  Directive,\n  ElementRef,\n  forwardRef,\n  HostBinding,\n  HostListener,\n  Inject,\n  Input,\n  OnChanges,\n  Optional,\n  Provider,\n  Renderer2,\n  SimpleChanges\n} from '@angular/core';\nimport { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';\nimport { ButtonRadioGroupDirective } from './button-radio-group.directive';\n\nexport const RADIO_CONTROL_VALUE_ACCESSOR: Provider = {\n  provide: NG_VALUE_ACCESSOR,\n  useExisting: forwardRef(() => ButtonRadioDirective),\n  multi: true\n};\n\n/**\n * Create radio buttons or groups of buttons.\n * A value of a selected button is bound to a variable specified via ngModel.\n */\n@Directive({\n    selector: '[btnRadio]',\n    providers: [RADIO_CONTROL_VALUE_ACCESSOR],\n    standalone: true\n})\nexport class ButtonRadioDirective implements ControlValueAccessor, OnChanges {\n  onChange = Function.prototype;\n  onTouched = Function.prototype;\n\n  /** Radio button value, will be set to `ngModel` */\n  @Input() btnRadio?: unknown;\n  /** If `true` — radio button can be unchecked */\n  @Input() uncheckable = false;\n  /** Current value of radio component or group */\n  @Input()\n  get value() {\n    return this.group ? this.group.value : this._value;\n  }\n\n  set value(value: unknown | undefined) {\n    if (this.group) {\n      this.group.value = value;\n\n      return;\n    }\n    this._value = value;\n    this._onChange(value);\n  }\n  /** If `true` — radio button is disabled */\n  @Input()\n  get disabled(): boolean {\n    return this._disabled;\n  }\n\n  set disabled(disabled: boolean) {\n    this.setDisabledState(disabled);\n  }\n\n  @HostBinding('attr.aria-disabled')\n  get controlOrGroupDisabled() {\n    return this.disabled || (this.group && this.group.disabled) ? true : undefined;\n  }\n\n  @HostBinding('class.disabled')\n  get hasDisabledClass() {\n    // Although the radio is disabled the active radio should still stand out.\n    // The disabled class will prevent this so don't add it on the active radio\n    return this.controlOrGroupDisabled && !this.isActive;\n  }\n\n  @HostBinding('class.active')\n  @HostBinding('attr.aria-checked')\n  get isActive(): boolean {\n    return this.btnRadio === this.value;\n  }\n\n  @HostBinding('attr.role') readonly role: string = 'radio';\n\n  @HostBinding('attr.tabindex')\n  get tabindex(): undefined | number {\n    if (this.controlOrGroupDisabled) {\n      // Disabled radio buttons should not receive focus\n      return undefined;\n    } else if (this.isActive || this.group == null) {\n      return 0;\n    } else {\n      return -1;\n    }\n  }\n\n  get hasFocus(): boolean {\n    return this._hasFocus;\n  }\n\n  private _value?: unknown;\n  private _disabled = false;\n  private _hasFocus = false;\n\n  constructor(\n    private el: ElementRef,\n    private cdr: ChangeDetectorRef,\n    private renderer: Renderer2,\n    @Optional()\n    @Inject(forwardRef(() => ButtonRadioGroupDirective))\n    private group: ButtonRadioGroupDirective\n  ) {}\n\n  @HostListener('click')\n  toggleIfAllowed(): void {\n    if (!this.canToggle()) {\n      return;\n    }\n\n    if (this.uncheckable && this.btnRadio === this.value) {\n      this.value = undefined;\n    } else {\n      this.value = this.btnRadio;\n    }\n  }\n\n  @HostListener('keydown.space', ['$event'])\n  onSpacePressed(event: KeyboardEvent) {\n    this.toggleIfAllowed();\n    event.preventDefault();\n  }\n\n  focus() {\n    this.el.nativeElement.focus();\n  }\n\n  @HostListener('focus')\n  onFocus() {\n    this._hasFocus = true;\n  }\n\n  @HostListener('blur')\n  onBlur() {\n    this._hasFocus = false;\n    this.onTouched();\n  }\n\n  canToggle(): boolean {\n    return !this.controlOrGroupDisabled && (this.uncheckable || this.btnRadio !== this.value);\n  }\n\n  ngOnChanges(changes: SimpleChanges) {\n    if ('uncheckable' in changes) {\n      this.uncheckable = this.uncheckable !== false && typeof this.uncheckable !== 'undefined';\n    }\n  }\n\n  _onChange(value?: unknown): void {\n    if (this.group) {\n      this.group.value = value;\n\n      return;\n    }\n    this.onTouched();\n    this.onChange(value);\n  }\n\n  // ControlValueAccessor\n  // model -> view\n  writeValue(value: unknown): void {\n    this.value = value;\n    this.cdr.markForCheck();\n  }\n\n  registerOnChange(fn: () => void): void {\n    this.onChange = fn;\n  }\n\n  registerOnTouched(fn: () => void): void {\n    this.onTouched = fn;\n  }\n\n  setDisabledState(disabled: boolean): void {\n    this._disabled = disabled;\n    if (disabled) {\n      this.renderer.setAttribute(this.el.nativeElement, 'disabled', 'disabled');\n\n      return;\n    }\n    this.renderer.removeAttribute(this.el.nativeElement, 'disabled');\n  }\n}\n"]}","import { ChangeDetectorRef, ContentChildren, Directive, forwardRef, HostBinding, HostListener, QueryList } from '@angular/core';\nimport { NG_VALUE_ACCESSOR } from '@angular/forms';\nimport { ButtonRadioDirective } from './button-radio.directive';\nimport * as i0 from \"@angular/core\";\nexport const RADIO_CONTROL_VALUE_ACCESSOR = {\n provide: NG_VALUE_ACCESSOR,\n useExisting: forwardRef(() => ButtonRadioGroupDirective),\n multi: true\n};\n/**\n * A group of radio buttons.\n * A value of a selected button is bound to a variable specified via ngModel.\n */\nexport class ButtonRadioGroupDirective {\n constructor(cdr) {\n this.cdr = cdr;\n this.onChange = Function.prototype;\n this.onTouched = Function.prototype;\n this.role = 'radiogroup';\n this._disabled = false;\n }\n get value() {\n return this._value;\n }\n set value(value) {\n this._value = value;\n this.onChange(value);\n }\n get disabled() {\n return this._disabled;\n }\n get tabindex() {\n if (this._disabled) {\n return null;\n }\n else {\n return 0;\n }\n }\n writeValue(value) {\n this._value = value;\n this.cdr.markForCheck();\n }\n registerOnChange(fn) {\n this.onChange = fn;\n }\n registerOnTouched(fn) {\n this.onTouched = fn;\n }\n setDisabledState(disabled) {\n if (this.radioButtons) {\n this._disabled = disabled;\n this.radioButtons.forEach(buttons => {\n buttons.setDisabledState(disabled);\n });\n this.cdr.markForCheck();\n }\n }\n onFocus() {\n if (this._disabled) {\n return;\n }\n const activeRadio = this.getActiveOrFocusedRadio();\n if (activeRadio) {\n activeRadio.focus();\n return;\n }\n if (this.radioButtons) {\n const firstEnabled = this.radioButtons.find(r => !r.disabled);\n if (firstEnabled) {\n firstEnabled.focus();\n }\n }\n }\n onBlur() {\n if (this.onTouched) {\n this.onTouched();\n }\n }\n selectNext(event) {\n this.selectInDirection('next');\n event.preventDefault();\n }\n selectPrevious(event) {\n this.selectInDirection('previous');\n event.preventDefault();\n }\n selectInDirection(direction) {\n if (this._disabled) {\n return;\n }\n function nextIndex(currentIndex, buttonRadioDirectives) {\n const step = direction === 'next' ? 1 : -1;\n let calcIndex = (currentIndex + step) % buttonRadioDirectives.length;\n if (calcIndex < 0) {\n calcIndex = buttonRadioDirectives.length - 1;\n }\n return calcIndex;\n }\n const activeRadio = this.getActiveOrFocusedRadio();\n if (activeRadio && this.radioButtons) {\n const buttonRadioDirectives = this.radioButtons.toArray();\n const currentActiveIndex = buttonRadioDirectives.indexOf(activeRadio);\n for (let i = nextIndex(currentActiveIndex, buttonRadioDirectives); i !== currentActiveIndex; i = nextIndex(i, buttonRadioDirectives)) {\n if (buttonRadioDirectives[i].canToggle()) {\n buttonRadioDirectives[i].toggleIfAllowed();\n buttonRadioDirectives[i].focus();\n break;\n }\n }\n }\n }\n getActiveOrFocusedRadio() {\n if (!this.radioButtons) {\n return void 0;\n }\n return this.radioButtons.find(button => button.isActive)\n || this.radioButtons.find(button => button.hasFocus);\n }\n static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: \"12.0.0\", version: \"20.0.2\", ngImport: i0, type: ButtonRadioGroupDirective, deps: [{ token: i0.ChangeDetectorRef }], target: i0.ɵɵFactoryTarget.Directive }); }\n static { this.ɵdir = i0.ɵɵngDeclareDirective({ minVersion: \"14.0.0\", version: \"20.0.2\", type: ButtonRadioGroupDirective, isStandalone: true, selector: \"[btnRadioGroup]\", host: { listeners: { \"focus\": \"onFocus()\", \"blur\": \"onBlur()\", \"keydown.ArrowRight\": \"selectNext($event)\", \"keydown.ArrowDown\": \"selectNext($event)\", \"keydown.ArrowLeft\": \"selectPrevious($event)\", \"keydown.ArrowUp\": \"selectPrevious($event)\" }, properties: { \"attr.role\": \"this.role\", \"attr.tabindex\": \"this.tabindex\" } }, providers: [RADIO_CONTROL_VALUE_ACCESSOR], queries: [{ propertyName: \"radioButtons\", predicate: i0.forwardRef(() => ButtonRadioDirective) }], ngImport: i0 }); }\n}\ni0.ɵɵngDeclareClassMetadata({ minVersion: \"12.0.0\", version: \"20.0.2\", ngImport: i0, type: ButtonRadioGroupDirective, decorators: [{\n type: Directive,\n args: [{\n selector: '[btnRadioGroup]',\n providers: [RADIO_CONTROL_VALUE_ACCESSOR],\n standalone: true\n }]\n }], ctorParameters: () => [{ type: i0.ChangeDetectorRef }], propDecorators: { role: [{\n type: HostBinding,\n args: ['attr.role']\n }], radioButtons: [{\n type: ContentChildren,\n args: [forwardRef(() => ButtonRadioDirective)]\n }], tabindex: [{\n type: HostBinding,\n args: ['attr.tabindex']\n }], onFocus: [{\n type: HostListener,\n args: ['focus']\n }], onBlur: [{\n type: HostListener,\n args: ['blur']\n }], selectNext: [{\n type: HostListener,\n args: ['keydown.ArrowRight', ['$event']]\n }, {\n type: HostListener,\n args: ['keydown.ArrowDown', ['$event']]\n }], selectPrevious: [{\n type: HostListener,\n args: ['keydown.ArrowLeft', ['$event']]\n }, {\n type: HostListener,\n args: ['keydown.ArrowUp', ['$event']]\n }] } });\n//# 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{\n  ChangeDetectorRef,\n  ContentChildren,\n  Directive,\n  forwardRef,\n  HostBinding,\n  HostListener,\n  Provider,\n  QueryList\n} from '@angular/core';\nimport { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';\nimport { ButtonRadioDirective } from './button-radio.directive';\n\nexport const RADIO_CONTROL_VALUE_ACCESSOR: Provider = {\n  provide: NG_VALUE_ACCESSOR,\n  useExisting: forwardRef(() => ButtonRadioGroupDirective),\n  multi: true\n};\n\n/**\n * A group of radio buttons.\n * A value of a selected button is bound to a variable specified via ngModel.\n */\n@Directive({\n    selector: '[btnRadioGroup]',\n    providers: [RADIO_CONTROL_VALUE_ACCESSOR],\n    standalone: true\n})\nexport class ButtonRadioGroupDirective implements ControlValueAccessor {\n  onChange = Function.prototype;\n  onTouched = Function.prototype;\n\n  @HostBinding('attr.role') readonly role: string = 'radiogroup';\n\n  @ContentChildren(forwardRef(() => ButtonRadioDirective))\n  radioButtons?: QueryList<ButtonRadioDirective>;\n\n  constructor(private cdr: ChangeDetectorRef) {\n  }\n\n  private _value?: unknown;\n\n  get value() {\n    return this._value;\n  }\n\n  set value(value: unknown | undefined) {\n    this._value = value;\n    this.onChange(value);\n  }\n\n  private _disabled = false;\n\n  get disabled(): boolean {\n    return this._disabled;\n  }\n\n  @HostBinding('attr.tabindex')\n  get tabindex(): null | number {\n    if (this._disabled) {\n      return null;\n    } else {\n      return 0;\n    }\n  }\n\n  writeValue(value?: string): void {\n    this._value = value;\n    this.cdr.markForCheck();\n  }\n\n  registerOnChange(fn: () => void): void {\n    this.onChange = fn;\n  }\n\n  registerOnTouched(fn: () => void): void {\n    this.onTouched = fn;\n  }\n\n  setDisabledState(disabled: boolean): void {\n    if (this.radioButtons) {\n      this._disabled = disabled;\n      this.radioButtons.forEach(buttons => {\n        buttons.setDisabledState(disabled);\n      });\n      this.cdr.markForCheck();\n    }\n  }\n\n  @HostListener('focus')\n  onFocus() {\n    if (this._disabled) {\n      return;\n    }\n    const activeRadio = this.getActiveOrFocusedRadio();\n    if (activeRadio) {\n      activeRadio.focus();\n      return;\n    }\n\n    if (this.radioButtons) {\n      const firstEnabled = this.radioButtons.find(r => !r.disabled);\n      if (firstEnabled) {\n        firstEnabled.focus();\n      }\n    }\n  }\n\n  @HostListener('blur')\n  onBlur() {\n    if (this.onTouched) {\n      this.onTouched();\n    }\n  }\n\n  @HostListener('keydown.ArrowRight', ['$event'])\n  @HostListener('keydown.ArrowDown', ['$event'])\n  selectNext(event: KeyboardEvent) {\n    this.selectInDirection('next');\n    event.preventDefault();\n  }\n\n  @HostListener('keydown.ArrowLeft', ['$event'])\n  @HostListener('keydown.ArrowUp', ['$event'])\n  selectPrevious(event: KeyboardEvent) {\n    this.selectInDirection('previous');\n    event.preventDefault();\n  }\n\n  private selectInDirection(direction: 'next' | 'previous') {\n    if (this._disabled) {\n      return;\n    }\n\n    function nextIndex(currentIndex: number, buttonRadioDirectives: ButtonRadioDirective[]) {\n      const step = direction === 'next' ? 1 : -1;\n      let calcIndex = (currentIndex + step) % buttonRadioDirectives.length;\n      if (calcIndex < 0) {\n        calcIndex = buttonRadioDirectives.length - 1;\n      }\n\n      return calcIndex;\n    }\n\n    const activeRadio = this.getActiveOrFocusedRadio();\n\n    if (activeRadio && this.radioButtons) {\n      const buttonRadioDirectives = this.radioButtons.toArray();\n      const currentActiveIndex = buttonRadioDirectives.indexOf(activeRadio);\n      for (\n        let i = nextIndex(currentActiveIndex, buttonRadioDirectives);\n        i !== currentActiveIndex;\n        i = nextIndex(i, buttonRadioDirectives)\n      ) {\n        if (buttonRadioDirectives[i].canToggle()) {\n          buttonRadioDirectives[i].toggleIfAllowed();\n          buttonRadioDirectives[i].focus();\n          break;\n        }\n      }\n    }\n  }\n\n  private getActiveOrFocusedRadio(): ButtonRadioDirective | undefined {\n    if (!this.radioButtons) {\n      return void 0;\n    }\n\n    return this.radioButtons.find(button => button.isActive)\n      || this.radioButtons.find(button => button.hasFocus);\n  }\n}\n"]}","import { NgModule } from '@angular/core';\nimport { ButtonCheckboxDirective } from './button-checkbox.directive';\nimport { ButtonRadioDirective } from './button-radio.directive';\nimport { ButtonRadioGroupDirective } from './button-radio-group.directive';\nimport * as i0 from \"@angular/core\";\nexport class ButtonsModule {\n // @deprecated method not required anymore, will be deleted in v19.0.0\n static forRoot() {\n return {\n ngModule: ButtonsModule,\n providers: []\n };\n }\n static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: \"12.0.0\", version: \"20.0.2\", ngImport: i0, type: ButtonsModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule }); }\n static { this.ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: \"14.0.0\", version: \"20.0.2\", ngImport: i0, type: ButtonsModule, imports: [ButtonCheckboxDirective, ButtonRadioDirective, ButtonRadioGroupDirective], exports: [ButtonCheckboxDirective, ButtonRadioDirective, ButtonRadioGroupDirective] }); }\n static { this.ɵinj = i0.ɵɵngDeclareInjector({ minVersion: \"12.0.0\", version: \"20.0.2\", ngImport: i0, type: ButtonsModule }); }\n}\ni0.ɵɵngDeclareClassMetadata({ minVersion: \"12.0.0\", version: \"20.0.2\", ngImport: i0, type: ButtonsModule, decorators: [{\n type: NgModule,\n args: [{\n imports: [ButtonCheckboxDirective, ButtonRadioDirective, ButtonRadioGroupDirective],\n exports: [ButtonCheckboxDirective, ButtonRadioDirective, ButtonRadioGroupDirective]\n }]\n }] });\n//# 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