button-radio.directive.js 13 KB

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  1. /**
  2. * @fileoverview added by tsickle
  3. * @suppress {checkTypes,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
  4. */
  5. import { ChangeDetectorRef, Directive, ElementRef, forwardRef, HostBinding, HostListener, Input, Optional, Renderer2 } from '@angular/core';
  6. import { NG_VALUE_ACCESSOR } from '@angular/forms';
  7. import { ButtonRadioGroupDirective } from './button-radio-group.directive';
  8. /** @type {?} */
  9. export const RADIO_CONTROL_VALUE_ACCESSOR = {
  10. provide: NG_VALUE_ACCESSOR,
  11. /* tslint:disable-next-line: no-use-before-declare */
  12. useExisting: forwardRef((/**
  13. * @return {?}
  14. */
  15. () => ButtonRadioDirective)),
  16. multi: true
  17. };
  18. /**
  19. * Create radio buttons or groups of buttons.
  20. * A value of a selected button is bound to a variable specified via ngModel.
  21. */
  22. export class ButtonRadioDirective {
  23. /**
  24. * @param {?} el
  25. * @param {?} cdr
  26. * @param {?} group
  27. * @param {?} renderer
  28. */
  29. constructor(el, cdr, group, renderer) {
  30. this.el = el;
  31. this.cdr = cdr;
  32. this.group = group;
  33. this.renderer = renderer;
  34. this.onChange = Function.prototype;
  35. this.onTouched = Function.prototype;
  36. }
  37. /**
  38. * Current value of radio component or group
  39. * @return {?}
  40. */
  41. get value() {
  42. return this.group ? this.group.value : this._value;
  43. }
  44. /**
  45. * @param {?} value
  46. * @return {?}
  47. */
  48. set value(value) {
  49. if (this.group) {
  50. this.group.value = value;
  51. return;
  52. }
  53. this._value = value;
  54. }
  55. /**
  56. * If `true` — radio button is disabled
  57. * @return {?}
  58. */
  59. get disabled() {
  60. return this._disabled;
  61. }
  62. /**
  63. * @param {?} disabled
  64. * @return {?}
  65. */
  66. set disabled(disabled) {
  67. this._disabled = disabled;
  68. this.setDisabledState(disabled);
  69. }
  70. /**
  71. * @return {?}
  72. */
  73. get isActive() {
  74. return this.btnRadio === this.value;
  75. }
  76. /**
  77. * @return {?}
  78. */
  79. onClick() {
  80. if (this.el.nativeElement.attributes.disabled || !this.uncheckable && this.btnRadio === this.value) {
  81. return;
  82. }
  83. this.value = this.uncheckable && this.btnRadio === this.value ? undefined : this.btnRadio;
  84. this._onChange(this.value);
  85. }
  86. /**
  87. * @return {?}
  88. */
  89. ngOnInit() {
  90. this.uncheckable = typeof this.uncheckable !== 'undefined';
  91. }
  92. /**
  93. * @return {?}
  94. */
  95. onBlur() {
  96. this.onTouched();
  97. }
  98. /**
  99. * @param {?} value
  100. * @return {?}
  101. */
  102. _onChange(value) {
  103. if (this.group) {
  104. this.group.onTouched();
  105. this.group.onChange(value);
  106. return;
  107. }
  108. this.onTouched();
  109. this.onChange(value);
  110. }
  111. // ControlValueAccessor
  112. // model -> view
  113. /**
  114. * @param {?} value
  115. * @return {?}
  116. */
  117. writeValue(value) {
  118. this.value = value;
  119. this.cdr.markForCheck();
  120. }
  121. /**
  122. * @param {?} fn
  123. * @return {?}
  124. */
  125. registerOnChange(fn) {
  126. this.onChange = fn;
  127. }
  128. /**
  129. * @param {?} fn
  130. * @return {?}
  131. */
  132. registerOnTouched(fn) {
  133. this.onTouched = fn;
  134. }
  135. /**
  136. * @param {?} disabled
  137. * @return {?}
  138. */
  139. setDisabledState(disabled) {
  140. if (disabled) {
  141. this.renderer.setAttribute(this.el.nativeElement, 'disabled', 'disabled');
  142. return;
  143. }
  144. this.renderer.removeAttribute(this.el.nativeElement, 'disabled');
  145. }
  146. }
  147. ButtonRadioDirective.decorators = [
  148. { type: Directive, args: [{
  149. selector: '[btnRadio]',
  150. providers: [RADIO_CONTROL_VALUE_ACCESSOR]
  151. },] }
  152. ];
  153. /** @nocollapse */
  154. ButtonRadioDirective.ctorParameters = () => [
  155. { type: ElementRef },
  156. { type: ChangeDetectorRef },
  157. { type: ButtonRadioGroupDirective, decorators: [{ type: Optional }] },
  158. { type: Renderer2 }
  159. ];
  160. ButtonRadioDirective.propDecorators = {
  161. btnRadio: [{ type: Input }],
  162. uncheckable: [{ type: Input }],
  163. value: [{ type: Input }],
  164. disabled: [{ type: Input }],
  165. isActive: [{ type: HostBinding, args: ['class.active',] }, { type: HostBinding, args: ['attr.aria-pressed',] }],
  166. onClick: [{ type: HostListener, args: ['click',] }]
  167. };
  168. if (false) {
  169. /** @type {?} */
  170. ButtonRadioDirective.prototype.onChange;
  171. /** @type {?} */
  172. ButtonRadioDirective.prototype.onTouched;
  173. /**
  174. * Radio button value, will be set to `ngModel`
  175. * @type {?}
  176. */
  177. ButtonRadioDirective.prototype.btnRadio;
  178. /**
  179. * If `true` — radio button can be unchecked
  180. * @type {?}
  181. */
  182. ButtonRadioDirective.prototype.uncheckable;
  183. /**
  184. * @type {?}
  185. * @private
  186. */
  187. ButtonRadioDirective.prototype._value;
  188. /**
  189. * @type {?}
  190. * @private
  191. */
  192. ButtonRadioDirective.prototype._disabled;
  193. /**
  194. * @type {?}
  195. * @private
  196. */
  197. ButtonRadioDirective.prototype.el;
  198. /**
  199. * @type {?}
  200. * @private
  201. */
  202. ButtonRadioDirective.prototype.cdr;
  203. /**
  204. * @type {?}
  205. * @private
  206. */
  207. ButtonRadioDirective.prototype.group;
  208. /**
  209. * @type {?}
  210. * @private
  211. */
  212. ButtonRadioDirective.prototype.renderer;
  213. }
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this.group.value : this._value;\n  }\n\n  set value(value: null | string) {\n    if (this.group) {\n      this.group.value = value;\n\n      return;\n    }\n    this._value = value;\n  }\n  /** If `true` — radio button is disabled */\n  @Input() get disabled(): boolean {\n    return this._disabled;\n  }\n\n  set disabled(disabled: boolean) {\n    this._disabled = disabled;\n    this.setDisabledState(disabled);\n  }\n\n  @HostBinding('class.active')\n  @HostBinding('attr.aria-pressed')\n  get isActive(): boolean {\n    return this.btnRadio === this.value;\n  }\n\n  private _value:  null | string;\n  private _disabled: boolean;\n\n  constructor(\n    private el: ElementRef,\n    private cdr: ChangeDetectorRef,\n    @Optional() private group: ButtonRadioGroupDirective,\n    private renderer: Renderer2\n  ) {}\n\n  @HostListener('click')\n  onClick(): void {\n    if (this.el.nativeElement.attributes.disabled || !this.uncheckable && this.btnRadio === this.value) {\n      return;\n    }\n\n    this.value = this.uncheckable && this.btnRadio === this.value ? undefined : this.btnRadio;\n    this._onChange(this.value);\n  }\n\n  ngOnInit(): void {\n    this.uncheckable = typeof this.uncheckable !== 'undefined';\n  }\n\n  onBlur(): void {\n    this.onTouched();\n  }\n\n  _onChange(value: string): void {\n    if (this.group) {\n      this.group.onTouched();\n      this.group.onChange(value);\n\n      return;\n    }\n    this.onTouched();\n    this.onChange(value);\n  }\n\n  // ControlValueAccessor\n  // model -> view\n  writeValue(value: string): void {\n    this.value = value;\n    this.cdr.markForCheck();\n  }\n\n  registerOnChange(fn: () => {}): void {\n    this.onChange = fn;\n  }\n\n  registerOnTouched(fn: () => {}): void {\n    this.onTouched = fn;\n  }\n\n  setDisabledState(disabled: boolean): void {\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"]}