button.js 7.6 KB

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  1. /*!
  2. * Bootstrap button.js v4.6.1 (https://getbootstrap.com/)
  3. * Copyright 2011-2021 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
  4. * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
  5. */
  6. (function (global, factory) {
  7. typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery')) :
  8. typeof define === 'function' && define.amd ? define(['jquery'], factory) :
  9. (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Button = factory(global.jQuery));
  10. })(this, (function ($) { 'use strict';
  11. function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
  12. var $__default = /*#__PURE__*/_interopDefaultLegacy($);
  13. function _defineProperties(target, props) {
  14. for (var i = 0; i < props.length; i++) {
  15. var descriptor = props[i];
  16. descriptor.enumerable = descriptor.enumerable || false;
  17. descriptor.configurable = true;
  18. if ("value" in descriptor) descriptor.writable = true;
  19. Object.defineProperty(target, descriptor.key, descriptor);
  20. }
  21. }
  22. function _createClass(Constructor, protoProps, staticProps) {
  23. if (protoProps) _defineProperties(Constructor.prototype, protoProps);
  24. if (staticProps) _defineProperties(Constructor, staticProps);
  25. return Constructor;
  26. }
  27. /**
  28. * Constants
  29. */
  30. var NAME = 'button';
  31. var VERSION = '4.6.1';
  32. var DATA_KEY = 'bs.button';
  33. var EVENT_KEY = "." + DATA_KEY;
  34. var DATA_API_KEY = '.data-api';
  35. var JQUERY_NO_CONFLICT = $__default["default"].fn[NAME];
  36. var CLASS_NAME_ACTIVE = 'active';
  37. var CLASS_NAME_BUTTON = 'btn';
  38. var CLASS_NAME_FOCUS = 'focus';
  39. var EVENT_CLICK_DATA_API = "click" + EVENT_KEY + DATA_API_KEY;
  40. var EVENT_FOCUS_BLUR_DATA_API = "focus" + EVENT_KEY + DATA_API_KEY + " " + ("blur" + EVENT_KEY + DATA_API_KEY);
  41. var EVENT_LOAD_DATA_API = "load" + EVENT_KEY + DATA_API_KEY;
  42. var SELECTOR_DATA_TOGGLE_CARROT = '[data-toggle^="button"]';
  43. var SELECTOR_DATA_TOGGLES = '[data-toggle="buttons"]';
  44. var SELECTOR_DATA_TOGGLE = '[data-toggle="button"]';
  45. var SELECTOR_DATA_TOGGLES_BUTTONS = '[data-toggle="buttons"] .btn';
  46. var SELECTOR_INPUT = 'input:not([type="hidden"])';
  47. var SELECTOR_ACTIVE = '.active';
  48. var SELECTOR_BUTTON = '.btn';
  49. /**
  50. * Class definition
  51. */
  52. var Button = /*#__PURE__*/function () {
  53. function Button(element) {
  54. this._element = element;
  55. this.shouldAvoidTriggerChange = false;
  56. } // Getters
  57. var _proto = Button.prototype;
  58. // Public
  59. _proto.toggle = function toggle() {
  60. var triggerChangeEvent = true;
  61. var addAriaPressed = true;
  62. var rootElement = $__default["default"](this._element).closest(SELECTOR_DATA_TOGGLES)[0];
  63. if (rootElement) {
  64. var input = this._element.querySelector(SELECTOR_INPUT);
  65. if (input) {
  66. if (input.type === 'radio') {
  67. if (input.checked && this._element.classList.contains(CLASS_NAME_ACTIVE)) {
  68. triggerChangeEvent = false;
  69. } else {
  70. var activeElement = rootElement.querySelector(SELECTOR_ACTIVE);
  71. if (activeElement) {
  72. $__default["default"](activeElement).removeClass(CLASS_NAME_ACTIVE);
  73. }
  74. }
  75. }
  76. if (triggerChangeEvent) {
  77. // if it's not a radio button or checkbox don't add a pointless/invalid checked property to the input
  78. if (input.type === 'checkbox' || input.type === 'radio') {
  79. input.checked = !this._element.classList.contains(CLASS_NAME_ACTIVE);
  80. }
  81. if (!this.shouldAvoidTriggerChange) {
  82. $__default["default"](input).trigger('change');
  83. }
  84. }
  85. input.focus();
  86. addAriaPressed = false;
  87. }
  88. }
  89. if (!(this._element.hasAttribute('disabled') || this._element.classList.contains('disabled'))) {
  90. if (addAriaPressed) {
  91. this._element.setAttribute('aria-pressed', !this._element.classList.contains(CLASS_NAME_ACTIVE));
  92. }
  93. if (triggerChangeEvent) {
  94. $__default["default"](this._element).toggleClass(CLASS_NAME_ACTIVE);
  95. }
  96. }
  97. };
  98. _proto.dispose = function dispose() {
  99. $__default["default"].removeData(this._element, DATA_KEY);
  100. this._element = null;
  101. } // Static
  102. ;
  103. Button._jQueryInterface = function _jQueryInterface(config, avoidTriggerChange) {
  104. return this.each(function () {
  105. var $element = $__default["default"](this);
  106. var data = $element.data(DATA_KEY);
  107. if (!data) {
  108. data = new Button(this);
  109. $element.data(DATA_KEY, data);
  110. }
  111. data.shouldAvoidTriggerChange = avoidTriggerChange;
  112. if (config === 'toggle') {
  113. data[config]();
  114. }
  115. });
  116. };
  117. _createClass(Button, null, [{
  118. key: "VERSION",
  119. get: function get() {
  120. return VERSION;
  121. }
  122. }]);
  123. return Button;
  124. }();
  125. /**
  126. * Data API implementation
  127. */
  128. $__default["default"](document).on(EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE_CARROT, function (event) {
  129. var button = event.target;
  130. var initialButton = button;
  131. if (!$__default["default"](button).hasClass(CLASS_NAME_BUTTON)) {
  132. button = $__default["default"](button).closest(SELECTOR_BUTTON)[0];
  133. }
  134. if (!button || button.hasAttribute('disabled') || button.classList.contains('disabled')) {
  135. event.preventDefault(); // work around Firefox bug #1540995
  136. } else {
  137. var inputBtn = button.querySelector(SELECTOR_INPUT);
  138. if (inputBtn && (inputBtn.hasAttribute('disabled') || inputBtn.classList.contains('disabled'))) {
  139. event.preventDefault(); // work around Firefox bug #1540995
  140. return;
  141. }
  142. if (initialButton.tagName === 'INPUT' || button.tagName !== 'LABEL') {
  143. Button._jQueryInterface.call($__default["default"](button), 'toggle', initialButton.tagName === 'INPUT');
  144. }
  145. }
  146. }).on(EVENT_FOCUS_BLUR_DATA_API, SELECTOR_DATA_TOGGLE_CARROT, function (event) {
  147. var button = $__default["default"](event.target).closest(SELECTOR_BUTTON)[0];
  148. $__default["default"](button).toggleClass(CLASS_NAME_FOCUS, /^focus(in)?$/.test(event.type));
  149. });
  150. $__default["default"](window).on(EVENT_LOAD_DATA_API, function () {
  151. // ensure correct active class is set to match the controls' actual values/states
  152. // find all checkboxes/readio buttons inside data-toggle groups
  153. var buttons = [].slice.call(document.querySelectorAll(SELECTOR_DATA_TOGGLES_BUTTONS));
  154. for (var i = 0, len = buttons.length; i < len; i++) {
  155. var button = buttons[i];
  156. var input = button.querySelector(SELECTOR_INPUT);
  157. if (input.checked || input.hasAttribute('checked')) {
  158. button.classList.add(CLASS_NAME_ACTIVE);
  159. } else {
  160. button.classList.remove(CLASS_NAME_ACTIVE);
  161. }
  162. } // find all button toggles
  163. buttons = [].slice.call(document.querySelectorAll(SELECTOR_DATA_TOGGLE));
  164. for (var _i = 0, _len = buttons.length; _i < _len; _i++) {
  165. var _button = buttons[_i];
  166. if (_button.getAttribute('aria-pressed') === 'true') {
  167. _button.classList.add(CLASS_NAME_ACTIVE);
  168. } else {
  169. _button.classList.remove(CLASS_NAME_ACTIVE);
  170. }
  171. }
  172. });
  173. /**
  174. * jQuery
  175. */
  176. $__default["default"].fn[NAME] = Button._jQueryInterface;
  177. $__default["default"].fn[NAME].Constructor = Button;
  178. $__default["default"].fn[NAME].noConflict = function () {
  179. $__default["default"].fn[NAME] = JQUERY_NO_CONFLICT;
  180. return Button._jQueryInterface;
  181. };
  182. return Button;
  183. }));
  184. //# sourceMappingURL=button.js.map