carbon-components
Version:
The Carbon Design System is IBM’s open-source design system for products and experiences.
262 lines (221 loc) • 8.18 kB
JavaScript
function _typeof(obj) {
"@babel/helpers - typeof";
return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) {
return typeof obj;
} : function (obj) {
return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
}, _typeof(obj);
}
function _classCallCheck(instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
}
function _defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
function _createClass(Constructor, protoProps, staticProps) {
if (protoProps) _defineProperties(Constructor.prototype, protoProps);
if (staticProps) _defineProperties(Constructor, staticProps);
Object.defineProperty(Constructor, "prototype", {
writable: false
});
return Constructor;
}
function _inherits(subClass, superClass) {
if (typeof superClass !== "function" && superClass !== null) {
throw new TypeError("Super expression must either be null or a function");
}
subClass.prototype = Object.create(superClass && superClass.prototype, {
constructor: {
value: subClass,
writable: true,
configurable: true
}
});
Object.defineProperty(subClass, "prototype", {
writable: false
});
if (superClass) _setPrototypeOf(subClass, superClass);
}
function _setPrototypeOf(o, p) {
_setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
o.__proto__ = p;
return o;
};
return _setPrototypeOf(o, p);
}
function _createSuper(Derived) {
var hasNativeReflectConstruct = _isNativeReflectConstruct();
return function _createSuperInternal() {
var Super = _getPrototypeOf(Derived),
result;
if (hasNativeReflectConstruct) {
var NewTarget = _getPrototypeOf(this).constructor;
result = Reflect.construct(Super, arguments, NewTarget);
} else {
result = Super.apply(this, arguments);
}
return _possibleConstructorReturn(this, result);
};
}
function _possibleConstructorReturn(self, call) {
if (call && (_typeof(call) === "object" || typeof call === "function")) {
return call;
} else if (call !== void 0) {
throw new TypeError("Derived constructors may only return object or undefined");
}
return _assertThisInitialized(self);
}
function _assertThisInitialized(self) {
if (self === void 0) {
throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
}
return self;
}
function _isNativeReflectConstruct() {
if (typeof Reflect === "undefined" || !Reflect.construct) return false;
if (Reflect.construct.sham) return false;
if (typeof Proxy === "function") return true;
try {
Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
return true;
} catch (e) {
return false;
}
}
function _getPrototypeOf(o) {
_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
return o.__proto__ || Object.getPrototypeOf(o);
};
return _getPrototypeOf(o);
}
/**
* Copyright IBM Corp. 2016, 2018
*
* This source code is licensed under the Apache-2.0 license found in the
* LICENSE file in the root directory of this source tree.
*/
import settings from '../../globals/js/settings';
import mixin from '../../globals/js/misc/mixin';
import createComponent from '../../globals/js/mixins/create-component';
import initComponentBySearch from '../../globals/js/mixins/init-component-by-search';
import handles from '../../globals/js/mixins/handles';
import on from '../../globals/js/misc/on';
var NumberInput = /*#__PURE__*/function (_mixin) {
_inherits(NumberInput, _mixin);
var _super = _createSuper(NumberInput);
/**
* Number input UI.
* @extends CreateComponent
* @extends InitComponentBySearch
* @extends Handles
* @param {HTMLElement} element The element working as a number input UI.
*/
/**
* Number input UI.
* @extends CreateComponent
* @extends InitComponentBySearch
* @extends Handles
* @param {HTMLElement} element The element working as a number input UI.
*/
function NumberInput(element, options) {
var _this;
_classCallCheck(this, NumberInput);
_this = _super.call(this, element, options); // Broken DOM tree is seen with up/down arrows <svg> in IE, which breaks event delegation.
// <svg> does not have `Element.classList` in IE11
// Broken DOM tree is seen with up/down arrows <svg> in IE, which breaks event delegation.
// <svg> does not have `Element.classList` in IE11
_this.manage(on(_this.element.querySelector('.up-icon'), 'click', function (event) {
_this._handleClick(event);
}));
_this.manage(on(_this.element.querySelector('.down-icon'), 'click', function (event) {
_this._handleClick(event);
}));
return _this;
}
/**
* Increase/decrease number by clicking on up/down icons.
* @param {Event} event The event triggering this method.
*/
/**
* Increase/decrease number by clicking on up/down icons.
* @param {Event} event The event triggering this method.
*/
_createClass(NumberInput, [{
key: "_handleClick",
value: function _handleClick(event) {
var numberInput = this.element.querySelector(this.options.selectorInput);
var target = event.currentTarget.getAttribute('class').split(' ');
var min = Number(numberInput.min);
var max = Number(numberInput.max);
var step = Number(numberInput.step) || 1;
if (target.indexOf('up-icon') >= 0) {
var nextValue = Number(numberInput.value) + step;
if (numberInput.max === '') {
numberInput.value = nextValue;
} else if (numberInput.value < max) {
if (nextValue > max) {
numberInput.value = max;
} else if (nextValue < min) {
numberInput.value = min;
} else {
numberInput.value = nextValue;
}
}
} else if (target.indexOf('down-icon') >= 0) {
var _nextValue = Number(numberInput.value) - step;
if (numberInput.min === '') {
numberInput.value = _nextValue;
} else if (numberInput.value > min) {
if (_nextValue < min) {
numberInput.value = min;
} else if (_nextValue > max) {
numberInput.value = max;
} else {
numberInput.value = _nextValue;
}
}
} // Programmatic change in value (including `stepUp()`/`stepDown()`) won't fire change event
// Programmatic change in value (including `stepUp()`/`stepDown()`) won't fire change event
numberInput.dispatchEvent(new CustomEvent('change', {
bubbles: true,
cancelable: false
}));
}
/**
* The map associating DOM element and number input UI instance.
* @member NumberInput.components
* @type {WeakMap}
*/
}], [{
key: "options",
get:
/**
* The component options.
* If `options` is specified in the constructor,
* {@linkcode NumberInput.create .create()}, or {@linkcode NumberInput.init .init()},
* properties in this object are overridden for the instance being create and how {@linkcode NumberInput.init .init()} works.
* @member NumberInput.options
* @type {object}
* @property {string} selectorInit The CSS selector to find number input UIs.
* @property {string} [selectorInput] The CSS selector to find the `<input>` element.
*/
function get() {
var prefix = settings.prefix;
return {
selectorInit: '[data-numberinput]',
selectorInput: ".".concat(prefix, "--number input")
};
}
}]);
NumberInput.components = new WeakMap();
return NumberInput;
}(mixin(createComponent, initComponentBySearch, handles));
export default NumberInput;