2019-06-12 20:54:55 +00:00
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/*! UIkit 2.27.5 | http://www.getuikit.com | (c) 2014 YOOtheme | MIT License */
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2018-07-11 00:35:10 +00:00
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/*
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* Based on Nestable jQuery Plugin - Copyright (c) 2012 David Bushell - http://dbushell.com/
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*/
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(function(addon) {
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var component;
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if (window.UIkit2) {
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component = addon(UIkit2);
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}
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if (typeof define == 'function' && define.amd) {
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define('uikit-nestable', ['uikit'], function(){
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return component || addon(UIkit2);
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});
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}
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})(function(UI) {
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"use strict";
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2019-06-12 20:54:55 +00:00
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var hasTouch = 'ontouchstart' in window || 'MSGesture' in window || window.PointerEvent,
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2018-07-11 00:35:10 +00:00
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html = UI.$html,
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touchedlists = [],
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$win = UI.$win,
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draggingElement;
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2019-06-12 20:54:55 +00:00
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var eStart = hasTouch ? ('MSGesture' in window || window.PointerEvent ? 'pointerdown':'touchstart') : 'mousedown',
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eMove = hasTouch ? ('MSGesture' in window || window.PointerEvent ? 'pointermove':'touchmove') : 'mousemove',
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eEnd = hasTouch ? ('MSGesture' in window || window.PointerEvent ? 'pointerup':'touchend') : 'mouseup',
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eCancel = hasTouch ? ('MSGesture' in window || window.PointerEvent ? 'pointercancel':'touchcancel') : 'mouseup';
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2018-07-11 00:35:10 +00:00
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UI.component('nestable', {
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defaults: {
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listBaseClass : 'uk-nestable',
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listClass : 'uk-nestable-list',
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listItemClass : 'uk-nestable-item',
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dragClass : 'uk-nestable-dragged',
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movingClass : 'uk-nestable-moving',
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noChildrenClass : 'uk-nestable-nochildren',
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emptyClass : 'uk-nestable-empty',
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handleClass : '',
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collapsedClass : 'uk-collapsed',
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placeholderClass: 'uk-nestable-placeholder',
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noDragClass : 'uk-nestable-nodrag',
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group : false,
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maxDepth : 10,
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threshold : 20,
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idlethreshold : 10,
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},
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boot: function() {
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// adjust document scrolling
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UI.$html.on('mousemove touchmove', function(e) {
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if (draggingElement) {
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var top = draggingElement.offset().top;
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if (top < UI.$win.scrollTop()) {
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UI.$win.scrollTop(UI.$win.scrollTop() - Math.ceil(draggingElement.height()/2));
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} else if ( (top + draggingElement.height()) > (window.innerHeight + UI.$win.scrollTop()) ) {
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UI.$win.scrollTop(UI.$win.scrollTop() + Math.ceil(draggingElement.height()/2));
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}
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}
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});
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// init code
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UI.ready(function(context) {
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UI.$("[data-uk-nestable]", context).each(function(){
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var ele = UI.$(this);
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if (!ele.data("nestable")) {
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UI.nestable(ele, UI.Utils.options(ele.attr("data-uk-nestable")));
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}
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});
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});
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},
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init: function() {
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var $this = this;
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Object.keys(this.options).forEach(function(key){
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if(String(key).indexOf('Class')!=-1) {
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$this.options['_'+key] = '.' + $this.options[key];
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}
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});
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this.find(this.options._listItemClass).find(">ul").addClass(this.options.listClass);
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this.checkEmptyList();
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this.reset();
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this.element.data('nestable-group', this.options.group || UI.Utils.uid('nestable-group'));
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this.find(this.options._listItemClass).each(function() {
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$this.setParent(UI.$(this));
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});
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this.on('click', '[data-nestable-action]', function(e) {
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if ($this.dragEl || (!hasTouch && e.button !== 0)) {
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return;
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}
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e.preventDefault();
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var target = UI.$(e.currentTarget),
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action = target.data('nestableAction'),
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item = target.closest($this.options._listItemClass);
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if (action === 'collapse') {
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$this.collapseItem(item);
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}
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if (action === 'expand') {
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$this.expandItem(item);
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}
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if (action === 'toggle') {
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$this.toggleItem(item);
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}
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});
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var onStartEvent = function(e) {
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var handle = UI.$(e.target),
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link = handle.is('a[href]') ? handle:handle.parents('a[href]');
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if (e.target === $this.element[0]) {
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return;
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}
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if (handle.is($this.options._noDragClass) || handle.closest($this.options._noDragClass).length) {
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return;
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}
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if (handle.is('[data-nestable-action]') || handle.closest('[data-nestable-action]').length) {
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return;
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}
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if ($this.options.handleClass && !handle.hasClass($this.options.handleClass)) {
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if ($this.options.handleClass) {
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handle = handle.closest($this.options._handleClass);
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}
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}
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2019-06-12 20:54:55 +00:00
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if (!handle.length || $this.dragEl || (!hasTouch && e.button !== 0) || (hasTouch && e.touches && e.touches.length !== 1)) {
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2018-07-11 00:35:10 +00:00
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return;
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}
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if (e.originalEvent && e.originalEvent.touches) {
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e = evt.originalEvent.touches[0];
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}
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$this.delayMove = function(evt) {
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link = false;
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evt.preventDefault();
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$this.dragStart(e);
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$this.trigger('start.uk.nestable', [$this]);
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$this.delayMove = false;
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};
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$this.delayMove.x = parseInt(e.pageX, 10);
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$this.delayMove.y = parseInt(e.pageY, 10);
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$this.delayMove.threshold = $this.options.idlethreshold;
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if (link.length && eEnd == 'touchend') {
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$this.one(eEnd, function(){
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if (link && link.attr('href').trim()) {
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location.href = link.attr('href');
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}
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});
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}
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e.preventDefault();
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};
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var onMoveEvent = function(e) {
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if (e.originalEvent && e.originalEvent.touches) {
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e = e.originalEvent.touches[0];
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}
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if ($this.delayMove && (Math.abs(e.pageX - $this.delayMove.x) > $this.delayMove.threshold || Math.abs(e.pageY - $this.delayMove.y) > $this.delayMove.threshold)) {
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if (!window.getSelection().toString()) {
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$this.delayMove(e);
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} else {
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$this.delayMove = false;
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}
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}
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if ($this.dragEl) {
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e.preventDefault();
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$this.dragMove(e);
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$this.trigger('move.uk.nestable', [$this]);
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}
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};
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var onEndEvent = function(e) {
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if ($this.dragEl) {
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e.preventDefault();
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2019-06-12 20:54:55 +00:00
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$this.dragStop(hasTouch && e.touches ? e.touches[0] : e);
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2018-07-11 00:35:10 +00:00
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}
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draggingElement = false;
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$this.delayMove = false;
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};
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if (hasTouch) {
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this.element[0].addEventListener(eStart, onStartEvent, false);
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window.addEventListener(eMove, onMoveEvent, false);
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window.addEventListener(eEnd, onEndEvent, false);
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window.addEventListener(eCancel, onEndEvent, false);
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} else {
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this.on(eStart, onStartEvent);
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$win.on(eMove, onMoveEvent);
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$win.on(eEnd, onEndEvent);
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}
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},
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serialize: function() {
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var data,
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depth = 0,
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list = this,
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step = function(level, depth) {
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var array = [ ], items = level.children(list.options._listItemClass);
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items.each(function() {
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var li = UI.$(this),
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item = {}, attribute,
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sub = li.children(list.options._listClass);
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for (var i = 0, attr, val; i < li[0].attributes.length; i++) {
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attribute = li[0].attributes[i];
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if (attribute.name.indexOf('data-') === 0) {
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attr = attribute.name.substr(5);
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val = UI.Utils.str2json(attribute.value);
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item[attr] = (val || attribute.value=='false' || attribute.value=='0') ? val:attribute.value;
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}
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}
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if (sub.length) {
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item.children = step(sub, depth + 1);
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}
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array.push(item);
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});
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return array;
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};
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data = step(list.element, depth);
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return data;
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},
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list: function(options) {
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var data = [],
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list = this,
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depth = 0,
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step = function(level, depth, parent) {
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var items = level.children(options._listItemClass);
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items.each(function(index) {
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var li = UI.$(this),
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item = UI.$.extend({parent_id: (parent ? parent : null), depth: depth, order: index}, li.data()),
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sub = li.children(options._listClass);
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data.push(item);
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if (sub.length) {
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step(sub, depth + 1, li.data(options.idProperty || 'id'));
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}
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});
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};
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options = UI.$.extend({}, list.options, options);
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step(list.element, depth);
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return data;
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},
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reset: function() {
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this.mouse = {
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offsetX : 0,
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offsetY : 0,
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startX : 0,
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startY : 0,
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lastX : 0,
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lastY : 0,
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nowX : 0,
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nowY : 0,
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distX : 0,
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distY : 0,
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dirAx : 0,
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dirX : 0,
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dirY : 0,
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lastDirX : 0,
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lastDirY : 0,
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distAxX : 0,
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distAxY : 0
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};
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this.moving = false;
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this.dragEl = null;
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this.dragRootEl = null;
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this.dragDepth = 0;
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this.hasNewRoot = false;
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this.pointEl = null;
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for (var i=0; i<touchedlists.length; i++) {
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this.checkEmptyList(touchedlists[i]);
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}
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touchedlists = [];
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},
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toggleItem: function(li) {
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this[li.hasClass(this.options.collapsedClass) ? 'expandItem':'collapseItem'](li);
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},
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expandItem: function(li) {
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li.removeClass(this.options.collapsedClass);
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},
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|
|
|
|
|
|
collapseItem: function(li) {
|
|
|
|
|
var lists = li.children(this.options._listClass);
|
|
|
|
|
if (lists.length) {
|
|
|
|
|
li.addClass(this.options.collapsedClass);
|
|
|
|
|
}
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
expandAll: function() {
|
|
|
|
|
var list = this;
|
|
|
|
|
this.find(list.options._listItemClass).each(function() {
|
|
|
|
|
list.expandItem(UI.$(this));
|
|
|
|
|
});
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
collapseAll: function() {
|
|
|
|
|
var list = this;
|
|
|
|
|
this.find(list.options._listItemClass).each(function() {
|
|
|
|
|
list.collapseItem(UI.$(this));
|
|
|
|
|
});
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
setParent: function(li) {
|
|
|
|
|
|
|
|
|
|
if (li.children(this.options._listClass).length) {
|
|
|
|
|
li.addClass('uk-parent');
|
|
|
|
|
}
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
unsetParent: function(li) {
|
|
|
|
|
li.removeClass('uk-parent '+this.options.collapsedClass);
|
|
|
|
|
li.children(this.options._listClass).remove();
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
dragStart: function(e) {
|
|
|
|
|
|
|
|
|
|
var mouse = this.mouse,
|
|
|
|
|
target = UI.$(e.target),
|
|
|
|
|
dragItem = target.closest(this.options._listItemClass),
|
|
|
|
|
offset = dragItem.offset();
|
|
|
|
|
|
|
|
|
|
this.placeEl = dragItem;
|
|
|
|
|
|
|
|
|
|
mouse.offsetX = e.pageX - offset.left;
|
|
|
|
|
mouse.offsetY = e.pageY - offset.top;
|
|
|
|
|
|
|
|
|
|
mouse.startX = mouse.lastX = offset.left;
|
|
|
|
|
mouse.startY = mouse.lastY = offset.top;
|
|
|
|
|
|
|
|
|
|
this.dragRootEl = this.element;
|
|
|
|
|
|
|
|
|
|
this.dragEl = UI.$('<ul></ul>').addClass(this.options.listClass + ' ' + this.options.dragClass).append(dragItem.clone());
|
|
|
|
|
this.dragEl.css('width', dragItem.width());
|
|
|
|
|
this.placeEl.addClass(this.options.placeholderClass);
|
|
|
|
|
|
|
|
|
|
draggingElement = this.dragEl;
|
|
|
|
|
|
|
|
|
|
this.tmpDragOnSiblings = [dragItem[0].previousSibling, dragItem[0].nextSibling];
|
|
|
|
|
|
|
|
|
|
UI.$body.append(this.dragEl);
|
|
|
|
|
|
|
|
|
|
this.dragEl.css({
|
|
|
|
|
left : offset.left,
|
|
|
|
|
top : offset.top
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
// total depth of dragging item
|
|
|
|
|
var i, depth, items = this.dragEl.find(this.options._listItemClass);
|
|
|
|
|
|
|
|
|
|
for (i = 0; i < items.length; i++) {
|
|
|
|
|
depth = UI.$(items[i]).parents(this.options._listClass+','+this.options._listBaseClass).length;
|
|
|
|
|
if (depth > this.dragDepth) {
|
|
|
|
|
this.dragDepth = depth;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
html.addClass(this.options.movingClass);
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
dragStop: function(e) {
|
|
|
|
|
|
|
|
|
|
var el = UI.$(this.placeEl),
|
|
|
|
|
root = this.placeEl.parents(this.options._listBaseClass+':first');
|
|
|
|
|
|
|
|
|
|
this.placeEl.removeClass(this.options.placeholderClass);
|
|
|
|
|
this.dragEl.remove();
|
|
|
|
|
|
|
|
|
|
if (this.element[0] !== root[0]) {
|
|
|
|
|
|
|
|
|
|
root.trigger('change.uk.nestable',[root.data('nestable'), el, 'added']);
|
|
|
|
|
this.element.trigger('change.uk.nestable', [this, el, 'removed']);
|
|
|
|
|
|
|
|
|
|
} else {
|
|
|
|
|
this.element.trigger('change.uk.nestable',[this, el, "moved"]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
this.trigger('stop.uk.nestable', [this, el]);
|
|
|
|
|
|
|
|
|
|
this.reset();
|
|
|
|
|
|
|
|
|
|
html.removeClass(this.options.movingClass);
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
dragMove: function(e) {
|
|
|
|
|
var list, parent, prev, next, depth,
|
|
|
|
|
opt = this.options,
|
|
|
|
|
mouse = this.mouse,
|
|
|
|
|
maxDepth = this.dragRootEl ? this.dragRootEl.data('nestable').options.maxDepth : opt.maxDepth;
|
|
|
|
|
|
|
|
|
|
this.dragEl.css({
|
|
|
|
|
left : e.pageX - mouse.offsetX,
|
|
|
|
|
top : e.pageY - mouse.offsetY
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
// mouse position last events
|
|
|
|
|
mouse.lastX = mouse.nowX;
|
|
|
|
|
mouse.lastY = mouse.nowY;
|
|
|
|
|
// mouse position this events
|
|
|
|
|
mouse.nowX = e.pageX;
|
|
|
|
|
mouse.nowY = e.pageY;
|
|
|
|
|
// distance mouse moved between events
|
|
|
|
|
mouse.distX = mouse.nowX - mouse.lastX;
|
|
|
|
|
mouse.distY = mouse.nowY - mouse.lastY;
|
|
|
|
|
// direction mouse was moving
|
|
|
|
|
mouse.lastDirX = mouse.dirX;
|
|
|
|
|
mouse.lastDirY = mouse.dirY;
|
|
|
|
|
// direction mouse is now moving (on both axis)
|
|
|
|
|
mouse.dirX = mouse.distX === 0 ? 0 : mouse.distX > 0 ? 1 : -1;
|
|
|
|
|
mouse.dirY = mouse.distY === 0 ? 0 : mouse.distY > 0 ? 1 : -1;
|
|
|
|
|
// axis mouse is now moving on
|
|
|
|
|
var newAx = Math.abs(mouse.distX) > Math.abs(mouse.distY) ? 1 : 0;
|
|
|
|
|
|
|
|
|
|
// do nothing on first move
|
|
|
|
|
if (!mouse.moving) {
|
|
|
|
|
mouse.dirAx = newAx;
|
|
|
|
|
mouse.moving = true;
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// calc distance moved on this axis (and direction)
|
|
|
|
|
if (mouse.dirAx !== newAx) {
|
|
|
|
|
mouse.distAxX = 0;
|
|
|
|
|
mouse.distAxY = 0;
|
|
|
|
|
} else {
|
|
|
|
|
mouse.distAxX += Math.abs(mouse.distX);
|
|
|
|
|
if (mouse.dirX !== 0 && mouse.dirX !== mouse.lastDirX) {
|
|
|
|
|
mouse.distAxX = 0;
|
|
|
|
|
}
|
|
|
|
|
mouse.distAxY += Math.abs(mouse.distY);
|
|
|
|
|
if (mouse.dirY !== 0 && mouse.dirY !== mouse.lastDirY) {
|
|
|
|
|
mouse.distAxY = 0;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
mouse.dirAx = newAx;
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* move horizontal
|
|
|
|
|
*/
|
|
|
|
|
if (mouse.dirAx && mouse.distAxX >= opt.threshold) {
|
|
|
|
|
// reset move distance on x-axis for new phase
|
|
|
|
|
mouse.distAxX = 0;
|
|
|
|
|
prev = this.placeEl.prev('li');
|
|
|
|
|
|
|
|
|
|
// increase horizontal level if previous sibling exists, is not collapsed, and does not have a 'no children' class
|
|
|
|
|
if (mouse.distX > 0 && prev.length && !prev.hasClass(opt.collapsedClass) && !prev.hasClass(opt.noChildrenClass)) {
|
|
|
|
|
|
|
|
|
|
// cannot increase level when item above is collapsed
|
|
|
|
|
list = prev.find(opt._listClass).last();
|
|
|
|
|
|
|
|
|
|
// check if depth limit has reached
|
|
|
|
|
depth = this.placeEl.parents(opt._listClass+','+opt._listBaseClass).length;
|
|
|
|
|
|
|
|
|
|
if (depth + this.dragDepth <= maxDepth) {
|
|
|
|
|
|
|
|
|
|
// create new sub-level if one doesn't exist
|
|
|
|
|
if (!list.length) {
|
|
|
|
|
list = UI.$('<ul/>').addClass(opt.listClass);
|
|
|
|
|
list.append(this.placeEl);
|
|
|
|
|
prev.append(list);
|
|
|
|
|
this.setParent(prev);
|
|
|
|
|
} else {
|
|
|
|
|
// else append to next level up
|
|
|
|
|
list = prev.children(opt._listClass).last();
|
|
|
|
|
list.append(this.placeEl);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// decrease horizontal level
|
|
|
|
|
if (mouse.distX < 0) {
|
|
|
|
|
|
|
|
|
|
// we cannot decrease the level if an item precedes the current one
|
|
|
|
|
next = this.placeEl.next(opt._listItemClass);
|
|
|
|
|
if (!next.length) {
|
|
|
|
|
|
|
|
|
|
// get parent ul of the list item
|
|
|
|
|
var parentUl = this.placeEl.closest([opt._listBaseClass, opt._listClass].join(','));
|
|
|
|
|
// try to get the li surrounding the ul
|
|
|
|
|
var surroundingLi = parentUl.closest(opt._listItemClass);
|
|
|
|
|
|
|
|
|
|
// if the ul is inside of a li (meaning it is nested)
|
|
|
|
|
if (surroundingLi.length) {
|
|
|
|
|
// we can decrease the horizontal level
|
|
|
|
|
surroundingLi.after(this.placeEl);
|
|
|
|
|
// if the previous parent ul is now empty
|
|
|
|
|
if (!parentUl.children().length) {
|
|
|
|
|
this.unsetParent(surroundingLi);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
var isEmpty = false;
|
|
|
|
|
|
|
|
|
|
// find list item under cursor
|
|
|
|
|
var pointX = e.pageX - (window.pageXOffset || document.scrollLeft || 0),
|
|
|
|
|
pointY = e.pageY - (window.pageYOffset || document.documentElement.scrollTop);
|
|
|
|
|
this.pointEl = UI.$(document.elementFromPoint(pointX, pointY));
|
|
|
|
|
|
|
|
|
|
if (opt.handleClass && this.pointEl.hasClass(opt.handleClass)) {
|
|
|
|
|
|
|
|
|
|
this.pointEl = this.pointEl.closest(opt._listItemClass);
|
|
|
|
|
|
|
|
|
|
} else {
|
|
|
|
|
|
|
|
|
|
var nestableitem = this.pointEl.closest(opt._listItemClass);
|
|
|
|
|
|
|
|
|
|
if (nestableitem.length) {
|
|
|
|
|
this.pointEl = nestableitem;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (this.placeEl.find(this.pointEl).length) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (this.pointEl.data('nestable') && !this.pointEl.children().length) {
|
|
|
|
|
isEmpty = true;
|
|
|
|
|
this.checkEmptyList(this.pointEl);
|
|
|
|
|
} else if (!this.pointEl.length || !this.pointEl.hasClass(opt.listItemClass)) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// find parent list of item under cursor
|
|
|
|
|
var pointElRoot = this.element,
|
|
|
|
|
tmpRoot = this.pointEl.closest(this.options._listBaseClass),
|
|
|
|
|
isNewRoot = pointElRoot[0] != tmpRoot[0];
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* move vertical
|
|
|
|
|
*/
|
|
|
|
|
if (!mouse.dirAx || isNewRoot || isEmpty) {
|
|
|
|
|
|
|
|
|
|
// check if groups match if dragging over new root
|
|
|
|
|
if (isNewRoot && opt.group !== tmpRoot.data('nestable-group')) {
|
|
|
|
|
return;
|
|
|
|
|
} else {
|
|
|
|
|
touchedlists.push(pointElRoot);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// check depth limit
|
|
|
|
|
depth = this.dragDepth - 1 + this.pointEl.parents(opt._listClass+','+opt._listBaseClass).length;
|
|
|
|
|
|
|
|
|
|
if (depth > maxDepth) {
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
var before = e.pageY < (this.pointEl.offset().top + this.pointEl.height() / 2);
|
|
|
|
|
|
|
|
|
|
parent = this.placeEl.parent();
|
|
|
|
|
|
|
|
|
|
if (isEmpty) {
|
|
|
|
|
this.pointEl.append(this.placeEl);
|
|
|
|
|
} else if (before) {
|
|
|
|
|
this.pointEl.before(this.placeEl);
|
|
|
|
|
} else {
|
|
|
|
|
this.pointEl.after(this.placeEl);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!parent.children().length) {
|
|
|
|
|
if (!parent.data('nestable')) this.unsetParent(parent.parent());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
this.checkEmptyList(this.dragRootEl);
|
|
|
|
|
this.checkEmptyList(pointElRoot);
|
|
|
|
|
|
|
|
|
|
// parent root list has changed
|
|
|
|
|
if (isNewRoot) {
|
|
|
|
|
this.dragRootEl = tmpRoot;
|
|
|
|
|
this.hasNewRoot = this.element[0] !== this.dragRootEl[0];
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
},
|
|
|
|
|
|
|
|
|
|
checkEmptyList: function(list) {
|
|
|
|
|
|
|
|
|
|
list = list ? UI.$(list) : this.element;
|
|
|
|
|
|
|
|
|
|
if (this.options.emptyClass) {
|
|
|
|
|
list[!list.children().length ? 'addClass':'removeClass'](this.options.emptyClass);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
return UI.nestable;
|
|
|
|
|
});
|
