File size: 4,164 Bytes
2fcec7b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 | /**
* --------------------------------------------------------------------------
* Bootstrap (v4.0.0-alpha.6): util.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
* --------------------------------------------------------------------------
*/
var Util = function ($) {
/**
* ------------------------------------------------------------------------
* Private TransitionEnd Helpers
* ------------------------------------------------------------------------
*/
var transition = false;
var MAX_UID = 1000000;
var TransitionEndEvent = {
WebkitTransition: 'webkitTransitionEnd',
MozTransition: 'transitionend',
OTransition: 'oTransitionEnd otransitionend',
transition: 'transitionend'
};
// shoutout AngusCroll (https://goo.gl/pxwQGp)
function toType(obj) {
return {}.toString.call(obj).match(/\s([a-zA-Z]+)/)[1].toLowerCase();
}
function isElement(obj) {
return (obj[0] || obj).nodeType;
}
function getSpecialTransitionEndEvent() {
return {
bindType: transition.end,
delegateType: transition.end,
handle: function handle(event) {
if ($(event.target).is(this)) {
return event.handleObj.handler.apply(this, arguments); // eslint-disable-line prefer-rest-params
}
return undefined;
}
};
}
function transitionEndTest() {
if (window.QUnit) {
return false;
}
var el = document.createElement('bootstrap');
for (var name in TransitionEndEvent) {
if (el.style[name] !== undefined) {
return {
end: TransitionEndEvent[name]
};
}
}
return false;
}
function transitionEndEmulator(duration) {
var _this = this;
var called = false;
$(this).one(Util.TRANSITION_END, function () {
called = true;
});
setTimeout(function () {
if (!called) {
Util.triggerTransitionEnd(_this);
}
}, duration);
return this;
}
function setTransitionEndSupport() {
transition = transitionEndTest();
$.fn.emulateTransitionEnd = transitionEndEmulator;
if (Util.supportsTransitionEnd()) {
$.event.special[Util.TRANSITION_END] = getSpecialTransitionEndEvent();
}
}
/**
* --------------------------------------------------------------------------
* Public Util Api
* --------------------------------------------------------------------------
*/
var Util = {
TRANSITION_END: 'bsTransitionEnd',
getUID: function getUID(prefix) {
do {
// eslint-disable-next-line no-bitwise
prefix += ~~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here
} while (document.getElementById(prefix));
return prefix;
},
getSelectorFromElement: function getSelectorFromElement(element) {
var selector = element.getAttribute('data-target');
if (!selector || selector === '#') {
selector = element.getAttribute('href') || '';
}
try {
var $selector = $(selector);
return $selector.length > 0 ? selector : null;
} catch (error) {
return null;
}
},
reflow: function reflow(element) {
return element.offsetHeight;
},
triggerTransitionEnd: function triggerTransitionEnd(element) {
$(element).trigger(transition.end);
},
supportsTransitionEnd: function supportsTransitionEnd() {
return Boolean(transition);
},
typeCheckConfig: function typeCheckConfig(componentName, config, configTypes) {
for (var property in configTypes) {
if (configTypes.hasOwnProperty(property)) {
var expectedTypes = configTypes[property];
var value = config[property];
var valueType = value && isElement(value) ? 'element' : toType(value);
if (!new RegExp(expectedTypes).test(valueType)) {
throw new Error(componentName.toUpperCase() + ': ' + ('Option "' + property + '" provided type "' + valueType + '" ') + ('but expected type "' + expectedTypes + '".'));
}
}
}
}
};
setTransitionEndSupport();
return Util;
}(jQuery);
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