carbon-components
Version:
Carbon Components is a component library for IBM Cloud
134 lines (110 loc) • 6.23 kB
JavaScript
var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
var _get = function get(object, property, receiver) { if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { return get(parent, property, receiver); } } else if ("value" in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } };
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
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 eventMatches from '../../globals/js/misc/event-matches';
var Tile = function (_mixin) {
_inherits(Tile, _mixin);
/**
* Tile.
* @extends CreateComponent
* @extends InitComponentBySearch
* @param {HTMLElement} element The element working as an Tile.
*/
function Tile(element, options) {
_classCallCheck(this, Tile);
var _this = _possibleConstructorReturn(this, (Tile.__proto__ || Object.getPrototypeOf(Tile)).call(this, element, options));
_this._getClass = function (type) {
var typeObj = {
expandable: _this.options.classExpandedTile,
clickable: _this.options.classClickableTile,
selectable: _this.options.classSelectableTile
};
return typeObj[type];
};
_this._hookActions = function (tileClass) {
var isExpandable = _this.tileType === 'expandable';
if (isExpandable) {
var aboveTheFold = _this.element.querySelector(_this.options.selectorAboveTheFold);
var getStyle = _this.element.ownerDocument.defaultView.getComputedStyle(_this.element, null);
var tilePaddingTop = parseInt(getStyle.getPropertyValue('padding-top'), 10);
var tilePaddingBottom = parseInt(getStyle.getPropertyValue('padding-bottom'), 10);
var tilePadding = tilePaddingTop + tilePaddingBottom;
if (aboveTheFold) {
_this.tileHeight = _this.element.getBoundingClientRect().height;
_this.atfHeight = aboveTheFold.getBoundingClientRect().height + tilePadding;
_this.element.style.maxHeight = _this.atfHeight + 'px';
}
if (_this.element.classList.contains(_this.options.classExpandedTile)) {
_this._setTileHeight();
}
}
_this.element.addEventListener('click', function (evt) {
var input = eventMatches(evt, _this.options.selectorTileInput);
if (!input) {
_this.element.classList.toggle(tileClass);
}
if (isExpandable) {
_this._setTileHeight();
}
});
_this.element.addEventListener('keydown', function (evt) {
var input = _this.element.querySelector(_this.options.selectorTileInput);
if (input) {
if (evt.which === 13 || evt.which === 32) {
if (!isExpandable) {
_this.element.classList.toggle(tileClass);
input.checked = !input.checked;
}
}
}
});
};
_this._setTileHeight = function () {
var isExpanded = _this.element.classList.contains(_this.options.classExpandedTile);
_this.element.style.maxHeight = isExpanded ? _this.tileHeight + 'px' : _this.atfHeight + 'px';
};
_this.tileType = _this.element.dataset.tile;
_this.tileHeight = 0; // Tracks expandable tile height
_this.atfHeight = 0; // Tracks above the fold height
_this._hookActions(_this._getClass(_this.tileType));
return _this;
}
_createClass(Tile, [{
key: 'release',
value: function release() {
_get(Tile.prototype.__proto__ || Object.getPrototypeOf(Tile.prototype), 'release', this).call(this);
}
/**
* The map associating DOM element and Tile UI instance.
* @type {WeakMap}
*/
}], [{
key: 'options',
/**
* The component options.
* If `options` is specified in the constructor,
* properties in this object are overriden for the instance being created.
* @property {string} selectorInit The CSS selector to find Tile instances.
*/
get: function get() {
var prefix = settings.prefix;
return {
selectorInit: '[data-tile]',
selectorAboveTheFold: '[data-tile-atf]',
selectorTileInput: '[data-tile-input]',
classExpandedTile: prefix + '--tile--is-expanded',
classClickableTile: prefix + '--tile--is-clicked',
classSelectableTile: prefix + '--tile--is-selected'
};
}
}]);
return Tile;
}(mixin(createComponent, initComponentBySearch));
Tile.components = new WeakMap();
export default Tile;