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| 'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.EVENT_DROPDOWN_CLOSED = undefined;
var _promise = require('babel-runtime/core-js/promise');
var _promise2 = _interopRequireDefault(_promise);
var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');
var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);
var _createClass2 = require('babel-runtime/helpers/createClass');
var _createClass3 = _interopRequireDefault(_createClass2);
var _Util = require('./util/Util');
var _Util2 = _interopRequireDefault(_Util);
var _Settings = require('./util/Settings');
var _Settings2 = _interopRequireDefault(_Settings);
var _Event = require('./util/Event');
var _Event2 = _interopRequireDefault(_Event);
var _Widget = require('./Widget');
var _Widget2 = _interopRequireDefault(_Widget);
var _FixedWindow = require('./lib/FixedWindow');
var _FixedWindow2 = _interopRequireDefault(_FixedWindow);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/**
* @type {string}
*/
var ATTR_CC = 'data-collision-container';
/**
* @type {string}
*/
/*
* The MIT License (MIT)
*
* Copyright (c) 2015 David Heidrich, BowlingX <me@bowlingx.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
/*!
* FlexCss.Dropdown
* Licensed under the MIT License (MIT)
* Copyright (c) 2015 David Heidrich, BowlingX <me@bowlingx.com>
*/
var ATTR_DARKENER = 'data-darkener-container';
/**
* @type {string}
*/
var ATTR_ENABLE_EVENT_BUBBLE = 'data-enable-event-bubble';
/**
* @type {string}
*/
var DARKENER_INIT = 'init';
/**
* @type {string}
*/
var ATTR_DATA_TARGET = 'data-target';
/**
* @type {string}
*/
var ATTR_CLOSE_DROPDOWN = 'data-close-dropdown';
/**
* @type {string}
*/
var ATTR_NAME = 'data-dropdown';
/**
* @type {string}
*/
var STATE_LOADING = 'loading';
var CLS_DARKENER_DROPDOWN = 'darkener-dropdown';
/**
* @type {string}
*/
var CLS_OPEN = 'open';
/**
* @type {string}
*/
var CLS_DROPDOWN = 'dropdown';
/**
* @type {string}
*/
var EVENT_DROPDOWN_CLOSED = exports.EVENT_DROPDOWN_CLOSED = 'flexcss.dropdown.closed';
/**
* A Dropdown
*/
var Dropdown = function () {
function Dropdown(DelegateContainer, Darkener) {
(0, _classCallCheck3.default)(this, Dropdown);
var doc = global.document;
/**
* Container Element
* @type {HTMLElement}
*/
this.container = DelegateContainer instanceof HTMLElement ? DelegateContainer : doc.getElementById(DelegateContainer);
this.currentOpen = null;
this.currentTarget = null;
/**
* @type {HTMLElement}
*/
this.darkener = Darkener instanceof HTMLElement ? Darkener : document.getElementById(Darkener);
this.destroyOnClose = false;
Iif (!this.darkener || !this.container) {
throw new Error('required elements not found (darkener and container element)');
}
}
/**
* Method that handles delegation events for dropdowns
* @param e
* @returns {boolean}
* @private
*/
(0, _createClass3.default)(Dropdown, [{
key: '_delegateFunction',
value: function _delegateFunction(e) {
var currentOpen = this.currentOpen;
var target = _Util2.default.closestCallback(e.target, function (n) {
return n instanceof HTMLElement && n.hasAttribute(ATTR_NAME);
});
var targetIsCurrent = target === this.currentTarget;
if (currentOpen && !_Util2.default.isPartOfNode(e.target, currentOpen) || targetIsCurrent) {
this.close();
if (targetIsCurrent) {
e.preventDefault();
}
return targetIsCurrent ? false : this._delegateFunction(e);
}
if (target && !currentOpen) {
if (!target.getAttribute(ATTR_ENABLE_EVENT_BUBBLE)) {
e.preventDefault();
e.stopImmediatePropagation();
}
if (target.isLoading) {
return false;
}
this.createDropdown(target);
} else {
if (currentOpen) {
if (e.target.hasAttribute(ATTR_CLOSE_DROPDOWN)) {
if (!e.target.getAttribute(ATTR_ENABLE_EVENT_BUBBLE)) {
e.preventDefault();
}
this.close();
}
if (!_Util2.default.isPartOfNode(e.target, currentOpen)) {
this.close();
}
}
}
}
/**
* Register Events for this dropdown container
* @returns {Dropdown}
*/
}, {
key: 'registerEvents',
value: function registerEvents() {
_FixedWindow2.default.getInstance().addScreenConstraint(Dropdown, function (width) {
return width < _Settings2.default.get().smallBreakpoint;
});
this.container.addEventListener(_Settings2.default.getTabEvent(), this._delegateFunction.bind(this), true);
return this;
}
/**
* Destroys this instance, unbinds events
* @returns {Dropdown}
*/
}, {
key: 'destroy',
value: function destroy() {
this.container.removeEventListener(_Settings2.default.getTabEvent(), this._delegateFunction.bind(this), true);
return this;
}
/**
* Destroys instance on close of dropdown
* @param v
* @returns {Dropdown}
*/
}, {
key: 'setDestroyOnClose',
value: function setDestroyOnClose(v) {
this.destroyOnClose = v;
return this;
}
/**
* Will add the right class to container for specific darkener id
* @param instance
* @param show
*/
}, {
key: 'toggleDarkenerToggler',
value: function toggleDarkenerToggler(instance, show) {
var cls = 'toggle-' + (instance.id || CLS_DARKENER_DROPDOWN);
var classList = this.container.classList;
if (show) {
classList.add(cls);
} else {
classList.remove(cls);
}
}
/**
* Closes Dropdown on current instance
* @return {Boolean|Promise}
*/
}, {
key: 'close',
value: function close() {
var _this2 = this;
var currentOpen = this.currentOpen;
if (!currentOpen) {
return false;
}
var darkenerInstance = currentOpen.flexDarkenerInstance || this.darkener;
var thisCurrentOpen = currentOpen;
var future = new _promise2.default(function (resolve) {
if (window.getComputedStyle(currentOpen).position === 'fixed') {
_Util2.default.addEventOnce(_Settings2.default.getTransitionEvent(), currentOpen, function scheduler(e) {
var _this = this;
if (e.target !== currentOpen) {
return _Util2.default.addEventOnce(_Settings2.default.getTransitionEvent(), currentOpen, scheduler.bind(this));
}
requestAnimationFrame(function () {
_Event2.default.dispatchAndFire(thisCurrentOpen, EVENT_DROPDOWN_CLOSED);
// if a new dropdown has been opened in the meantime, do not remove darkener
if (_this.currentOpen !== null) {
return false;
}
_this.toggleDarkenerToggler(darkenerInstance, false);
resolve(true);
});
}.bind(_this2));
} else {
resolve(true);
_Event2.default.dispatchAndFire(thisCurrentOpen, EVENT_DROPDOWN_CLOSED);
}
});
_FixedWindow2.default.getInstance().close();
currentOpen.classList.remove(CLS_OPEN);
if (currentOpen.flexDarkenerInstance) {
currentOpen.flexDarkenerInstance.classList.remove(DARKENER_INIT);
} else {
this.darkener.classList.remove(DARKENER_INIT);
}
this.currentOpen = null;
this.currentTarget = null;
if (this.destroyOnClose) {
this.destroy();
}
return future;
}
/**
* Creates a dropdown on given target and opens it
* @param {HTMLElement} target target where this dropdown is placed
* @param {FlexCss.Widget} [thisWidget] if given will use widget instead of widget instance
* @return {FlexCss.Dropdown}
*/
}, {
key: 'createDropdown',
value: function createDropdown(target, thisWidget) {
var _this3 = this;
var doc = global.document;
if (!target) {
throw new Error('Dropdown target not found');
}
var widget = thisWidget || _Widget2.default.findWidget(target);
var future = void 0;
var data = target.getAttribute(ATTR_NAME);
var dropdownContainerElement = doc.getElementById(data);
var async = !dropdownContainerElement && _Widget2.default.isWidget(widget) ? widget.getAsync() : false;
if (async) {
target.classList.add(STATE_LOADING);
target.isLoading = true;
future = async.then(function (r) {
if (r instanceof HTMLElement) {
if (r.id) {
target.setAttribute(ATTR_NAME, r.id);
}
return r;
}
// Create container Element:
var element = doc.createElement('div');
element.className = CLS_DROPDOWN;
element.innerHTML = r;
element.id = _Util2.default.guid();
// Cache target for later use:
target.setAttribute(ATTR_NAME, element.id);
_this3.container.appendChild(element);
return element;
}).then(function (r) {
target.isLoading = false;
target.classList.remove(STATE_LOADING);
return r;
});
} else {
if (!dropdownContainerElement) {
throw new Error('Could not found Dropdown container with ID "' + data + '"');
}
future = new _promise2.default(function (r) {
r(dropdownContainerElement);
});
}
future.then(function (dropdownContent) {
if (_this3.currentOpen) {
_this3.close();
}
// Skip one frame to show animation
target.dropdownContent = dropdownContent;
var isAbsolute = global.getComputedStyle(dropdownContent).position === 'absolute';
dropdownContent.hfWidgetInstance = _this3;
if (!target.flexCollisionContainer) {
var collisionC = target.getAttribute(ATTR_CC);
target.flexCollisionContainer = collisionC ? doc.getElementById(collisionC) || document.documentElement : document.documentElement;
}
dropdownContent.classList.toggle(CLS_OPEN);
if (dropdownContent.classList.contains(CLS_OPEN)) {
_this3.currentOpen = dropdownContent;
_this3.currentTarget = target;
}
_FixedWindow2.default.getInstance().open(_this3, dropdownContent);
if (isAbsolute) {
// Check collision:
var selfTarget = target.getAttribute(ATTR_DATA_TARGET);
selfTarget = selfTarget ? doc.getElementById(selfTarget) : target;
_Util2.default.setupPositionNearby(selfTarget, dropdownContent, target.flexCollisionContainer);
} else {
// optionally get custom darkener container for target
var d = target.getAttribute(ATTR_DARKENER);
if (d) {
dropdownContent.flexDarkenerInstance = doc.getElementById(d);
(dropdownContent.flexDarkenerInstance || _this3.darkener).classList.toggle(DARKENER_INIT);
} else {
_this3.darkener.classList.toggle(DARKENER_INIT);
}
_this3.toggleDarkenerToggler(dropdownContent.flexDarkenerInstance || _this3.darkener, true);
dropdownContent.style.left = '0';
dropdownContent.style.top = 'auto';
}
});
}
}]);
return Dropdown;
}();
exports.default = Dropdown;
|