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/* |
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* Fuel UX Tree |
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* https://github.com/ExactTarget/fuelux |
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* |
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* Copyright (c) 2014 ExactTarget |
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* Licensed under the BSD New license. |
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*/ |
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// -- BEGIN UMD WRAPPER PREFACE -- |
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// For more information on UMD visit: |
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// https://github.com/umdjs/umd/blob/master/jqueryPlugin.js |
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(function (factory) { |
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if (typeof define === 'function' && define.amd) { |
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// if AMD loader is available, register as an anonymous module. |
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define(['jquery'], factory); |
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} else if (typeof exports === 'object') { |
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// Node/CommonJS |
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module.exports = factory(require('jquery')); |
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} else { |
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// OR use browser globals if AMD is not present |
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factory(jQuery); |
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} |
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}(function ($) { |
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// -- END UMD WRAPPER PREFACE -- |
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// -- BEGIN MODULE CODE HERE -- |
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var old = $.fn.tree; |
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// TREE CONSTRUCTOR AND PROTOTYPE |
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var Tree = function Tree(element, options) { |
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this.$element = $(element); |
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this.options = $.extend({}, $.fn.tree.defaults, options); |
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if (this.options.itemSelect) { |
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this.$element.on('click.fu.tree', '.tree-item', $.proxy(function (ev) { |
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this.selectItem(ev.currentTarget); |
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}, this)); |
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} |
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//ACE |
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this.$element.on('click.fu.tree', '.tree-branch-header', $.proxy(function (ev) { |
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this.toggleFolder(ev.currentTarget); |
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}, this)); |
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// folderSelect default is true |
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if (this.options.folderSelect) { |
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this.$element.addClass('tree-folder-select'); |
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this.$element.off('click.fu.tree', '.tree-branch-header'); |
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this.$element.on('click.fu.tree', '.icon-caret', $.proxy(function (ev) { |
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this.toggleFolder($(ev.currentTarget).next()); |
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}, this)); |
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this.$element.on('click.fu.tree', '.tree-branch-header', $.proxy(function (ev) { |
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this.selectFolder($(ev.currentTarget)); |
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}, this)); |
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} |
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this.render(); |
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}; |
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Tree.prototype = { |
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constructor: Tree, |
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deselectAll: function deselectAll(nodes) { |
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// clear all child tree nodes and style as deselected |
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nodes = nodes || this.$element; |
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var that = this; |
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var $selectedElements = $(nodes).find('.tree-selected'); |
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$selectedElements.each(function (index, element) { |
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//styleNodeDeselected( $(element), $(element).find( '.glyphicon' ) ); |
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styleNodeDeselected( that, $(element), $(element).find('.'+$.trim(that.options['base-icon']).replace(/(\s+)/g, '.')) );//ACE |
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}); |
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return $selectedElements; |
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}, |
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destroy: function destroy() { |
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// any external bindings [none] |
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// empty elements to return to original markup |
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this.$element.find("li:not([data-template])").remove(); |
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this.$element.remove(); |
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// returns string of markup |
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return this.$element[0].outerHTML; |
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}, |
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render: function render() { |
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this.populate(this.$element); |
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}, |
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populate: function populate($el, isBackgroundProcess) { |
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var self = this; |
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var $parent = ($el.hasClass('tree')) ? $el : $el.parent(); |
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var loader = $parent.find('.tree-loader:eq(0)'); |
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var treeData = $parent.data(); |
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isBackgroundProcess = isBackgroundProcess || false; // no user affordance needed (ex.- "loading") |
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if (isBackgroundProcess === false) { |
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loader.removeClass('hide hidden'); // hide is deprecated |
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} |
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this.options.dataSource(treeData ? treeData : {}, function (items) { |
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loader.addClass('hidden'); |
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$.each(items.data, function (index, value) { |
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var $entity; |
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if (value.type === 'folder') { |
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$entity = self.$element.find('[data-template=treebranch]:eq(0)').clone().removeClass('hide hidden').removeData('template'); // hide is deprecated |
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$entity.data(value); |
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$entity.find('.tree-branch-name > .tree-label').html(value.text || value.name); |
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//ACE |
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var header = $entity.find('.tree-branch-header'); |
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if('icon-class' in value) |
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header.find('i').addClass(value['icon-class']); |
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if('additionalParameters' in value |
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&& 'item-selected' in value.additionalParameters |
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&& value.additionalParameters['item-selected'] == true) { |
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setTimeout(function(){header.trigger('click')}, 0); |
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} |
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} else if (value.type === 'item') { |
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$entity = self.$element.find('[data-template=treeitem]:eq(0)').clone().removeClass('hide hidden').removeData('template'); // hide is deprecated |
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$entity.find('.tree-item-name > .tree-label').html(value.text || value.name); |
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$entity.data(value); |
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//ACE |
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if('additionalParameters' in value |
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&& 'item-selected' in value.additionalParameters |
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&& value.additionalParameters['item-selected'] == true) { |
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$entity.addClass ('tree-selected'); |
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$entity.find('i').removeClass(self.options['unselected-icon']).addClass(self.options['selected-icon']); |
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//$entity.closest('.tree-folder-content').show(); |
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} |
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} |
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// Decorate $entity with data or other attributes making the |
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// element easily accessable with libraries like jQuery. |
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// |
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// Values are contained within the object returned |
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// for folders and items as attr: |
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// |
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// { |
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// text: "An Item", |
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// type: 'item', |
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// attr = { |
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// 'classes': 'required-item red-text', |
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// 'data-parent': parentId, |
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// 'guid': guid, |
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// 'id': guid |
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// } |
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// }; |
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// |
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// the "name" attribute is also supported but is deprecated for "text". |
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// add attributes to tree-branch or tree-item |
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var attr = value.attr || value.dataAttributes || []; |
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$.each(attr, function (key, value) { |
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switch (key) { |
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case 'cssClass': |
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case 'class': |
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case 'className': |
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$entity.addClass(value); |
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break; |
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// allow custom icons |
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case 'data-icon': |
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$entity.find('.icon-item').removeClass().addClass('icon-item ' + value); |
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$entity.attr(key, value); |
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break; |
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// ARIA support |
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case 'id': |
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$entity.attr(key, value); |
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$entity.attr('aria-labelledby', value + '-label'); |
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$entity.find('.tree-branch-name > .tree-label').attr('id', value + '-label'); |
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break; |
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// style, data-* |
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default: |
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$entity.attr(key, value); |
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break; |
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} |
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}); |
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// add child nodes |
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if ($el.hasClass('tree-branch-header')) { |
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$parent.find('.tree-branch-children:eq(0)').append($entity); |
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} else { |
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$el.append($entity); |
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} |
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}); |
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// return newly populated folder |
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self.$element.trigger('loaded.fu.tree', $parent); |
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}); |
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}, |
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selectTreeNode: function selectItem(clickedElement, nodeType) { |
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var clicked = {}; // object for clicked element |
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clicked.$element = $(clickedElement); |
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var selected = {}; // object for selected elements |
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selected.$elements = this.$element.find('.tree-selected'); |
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selected.dataForEvent = []; |
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// determine clicked element and it's icon |
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if (nodeType === 'folder') { |
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// make the clicked.$element the container branch |
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clicked.$element = clicked.$element.closest('.tree-branch'); |
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clicked.$icon = clicked.$element.find('.icon-folder'); |
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} |
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else { |
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clicked.$icon = clicked.$element.find('.icon-item'); |
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} |
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clicked.elementData = clicked.$element.data(); |
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// the below functions pass objects by copy/reference and use modified object in this function |
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if ( this.options.multiSelect ) { |
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multiSelectSyncNodes(this, clicked, selected); |
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} |
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else { |
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singleSelectSyncNodes(this, clicked, selected); |
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} |
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// all done with the DOM, now fire events |
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this.$element.trigger(selected.eventType + '.fu.tree', { |
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target: clicked.elementData, |
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selected: selected.dataForEvent |
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}); |
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clicked.$element.trigger('updated.fu.tree', { |
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selected: selected.dataForEvent, |
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item: clicked.$element, |
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eventType: selected.eventType |
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}); |
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}, |
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discloseFolder: function discloseFolder(el) { |
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var $el = $(el); |
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var $branch = $el.closest('.tree-branch'); |
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var $treeFolderContent = $branch.find('.tree-branch-children'); |
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var $treeFolderContentFirstChild = $treeFolderContent.eq(0); |
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//take care of the styles |
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$branch.addClass('tree-open'); |
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$branch.attr('aria-expanded', 'true'); |
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$treeFolderContentFirstChild.removeClass('hide hidden'); // hide is deprecated |
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$branch.find('> .tree-branch-header .icon-folder').eq(0) |
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//.removeClass('glyphicon-folder-close') |
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//.addClass('glyphicon-folder-open'); |
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.removeClass(this.options['close-icon']).addClass(this.options['open-icon']);//ACE |
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$branch.find('> .icon-caret').eq(0) |
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.removeClass(this.options['folder-open-icon']).addClass(this.options['folder-close-icon']);//ACE |
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//add the children to the folder |
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if (!$treeFolderContent.children().length) { |
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this.populate($treeFolderContent); |
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} |
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this.$element.trigger('disclosedFolder.fu.tree', $branch.data()); |
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}, |
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closeFolder: function closeFolder(el) { |
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var $el = $(el); |
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var $branch = $el.closest('.tree-branch'); |
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var $treeFolderContent = $branch.find('.tree-branch-children'); |
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var $treeFolderContentFirstChild = $treeFolderContent.eq(0); |
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//take care of the styles |
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$branch.removeClass('tree-open'); |
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$branch.attr('aria-expanded', 'false'); |
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$treeFolderContentFirstChild.addClass('hidden'); |
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$branch.find('> .tree-branch-header .icon-folder').eq(0) |
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//.removeClass('glyphicon-folder-open') |
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//.addClass('glyphicon-folder-close'); |
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.removeClass(this.options['open-icon']).addClass(this.options['close-icon']);//ACE |
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$branch.find('> .icon-caret').eq(0) |
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.removeClass(this.options['folder-close-icon']).addClass(this.options['folder-open-icon']);//ACE |
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// remove chidren if no cache |
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if (!this.options.cacheItems) { |
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$treeFolderContentFirstChild.empty(); |
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} |
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this.$element.trigger('closed.fu.tree', $branch.data()); |
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}, |
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toggleFolder: function toggleFolder(el) { |
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var $el = $(el); |
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/** |
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if ($el.find('.glyphicon-folder-close').length) { |
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this.discloseFolder(el); |
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} else if ($el.find('.glyphicon-folder-open').length) { |
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this.closeFolder(el); |
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} |
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*/ |
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if ($el.find('.'+$.trim(this.options['close-icon']).replace(/(\s+)/g, '.')).length) {//ACE |
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this.discloseFolder(el); |
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} else if($el.find('.'+$.trim(this.options['open-icon']).replace(/(\s+)/g, '.')).length) {//ACE |
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this.closeFolder(el); |
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} |
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}, |
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selectFolder: function selectFolder(el) { |
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if (this.options.folderSelect) { |
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this.selectTreeNode(el, 'folder'); |
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} |
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}, |
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selectItem: function selectItem(el) { |
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if (this.options.itemSelect) { |
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this.selectTreeNode(el, 'item'); |
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} |
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}, |
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selectedItems: function selectedItems() { |
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var $sel = this.$element.find('.tree-selected'); |
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var data = []; |
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$.each($sel, function (index, value) { |
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data.push($(value).data()); |
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}); |
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return data; |
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}, |
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// collapses open folders |
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collapse: function collapse() { |
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var self = this; |
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var reportedClosed = []; |
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var closedReported = function closedReported(event, closed) { |
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reportedClosed.push(closed); |
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// hide is deprecated |
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if (self.$element.find(".tree-branch.tree-open:not('.hidden, .hide')").length === 0) { |
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self.$element.trigger('closedAll.fu.tree', { |
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tree: self.$element, |
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reportedClosed: reportedClosed |
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}); |
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self.$element.off('loaded.fu.tree', self.$element, closedReported); |
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} |
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}; |
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//trigger callback when all folders have reported closed |
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self.$element.on('closed.fu.tree', closedReported); |
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self.$element.find(".tree-branch.tree-open:not('.hidden, .hide')").each(function () { |
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self.closeFolder(this); |
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}); |
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}, |
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//disclose visible will only disclose visible tree folders |
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discloseVisible: function discloseVisible() { |
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var self = this; |
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var $openableFolders = self.$element.find(".tree-branch:not('.tree-open, .hidden, .hide')"); |
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var reportedOpened = []; |
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var openReported = function openReported(event, opened) { |
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reportedOpened.push(opened); |
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if (reportedOpened.length === $openableFolders.length) { |
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self.$element.trigger('disclosedVisible.fu.tree', { |
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tree: self.$element, |
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reportedOpened: reportedOpened |
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}); |
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/* |
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* Unbind the `openReported` event. `discloseAll` may be running and we want to reset this |
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* method for the next iteration. |
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*/ |
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self.$element.off('loaded.fu.tree', self.$element, openReported); |
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} |
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}; |
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//trigger callback when all folders have reported opened |
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self.$element.on('loaded.fu.tree', openReported); |
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// open all visible folders |
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self.$element.find(".tree-branch:not('.tree-open, .hidden, .hide')").each(function triggerOpen() { |
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self.discloseFolder($(this).find('.tree-branch-header')); |
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}); |
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}, |
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/** |
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* Disclose all will keep listening for `loaded.fu.tree` and if `$(tree-el).data('ignore-disclosures-limit')` |
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* is `true` (defaults to `true`) it will attempt to disclose any new closed folders than were |
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* loaded in during the last disclosure. |
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*/ |
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discloseAll: function discloseAll() { |
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var self = this; |
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|
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//first time |
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if (typeof self.$element.data('disclosures') === 'undefined') { |
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self.$element.data('disclosures', 0); |
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} |
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var isExceededLimit = (self.options.disclosuresUpperLimit >= 1 && self.$element.data('disclosures') >= self.options.disclosuresUpperLimit); |
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var isAllDisclosed = self.$element.find(".tree-branch:not('.tree-open, .hidden, .hide')").length === 0; |
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if (!isAllDisclosed) { |
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if (isExceededLimit) { |
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self.$element.trigger('exceededDisclosuresLimit.fu.tree', { |
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tree: self.$element, |
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disclosures: self.$element.data('disclosures') |
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}); |
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|
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/* |
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* If you've exceeded the limit, the loop will be killed unless you |
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* explicitly ignore the limit and start the loop again: |
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* |
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* $tree.one('exceededDisclosuresLimit.fu.tree', function () { |
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* $tree.data('ignore-disclosures-limit', true); |
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* $tree.tree('discloseAll'); |
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* }); |
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*/ |
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if (!self.$element.data('ignore-disclosures-limit')) { |
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return; |
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} |
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} |
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self.$element.data('disclosures', self.$element.data('disclosures') + 1); |
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/* |
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* A new branch that is closed might be loaded in, make sure those get handled too. |
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* This attachment needs to occur before calling `discloseVisible` to make sure that |
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* if the execution of `discloseVisible` happens _super fast_ (as it does in our QUnit tests |
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* this will still be called. However, make sure this only gets called _once_, because |
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* otherwise, every single time we go through this loop, _another_ event will be bound |
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* and then when the trigger happens, this will fire N times, where N equals the number |
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* of recursive `discloseAll` executions (instead of just one) |
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*/ |
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self.$element.one('disclosedVisible.fu.tree', function () { |
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self.discloseAll(); |
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}); |
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|
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/* |
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* If the page is very fast, calling this first will cause `disclosedVisible.fu.tree` to not |
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* be bound in time to be called, so, we need to call this last so that the things bound |
|
449 |
* and triggered above can have time to take place before the next execution of the |
|
450 |
* `discloseAll` method. |
|
451 |
*/ |
|
452 |
self.discloseVisible(); |
|
453 |
} else { |
|
454 |
self.$element.trigger('disclosedAll.fu.tree', { |
|
455 |
tree: self.$element, |
|
456 |
disclosures: self.$element.data('disclosures') |
|
457 |
}); |
|
458 |
|
|
459 |
//if `cacheItems` is false, and they call closeAll, the data is trashed and therefore |
|
460 |
//disclosures needs to accurately reflect that |
|
461 |
if (!self.options.cacheItems) { |
|
462 |
self.$element.one('closeAll.fu.tree', function () { |
|
463 |
self.$element.data('disclosures', 0); |
|
464 |
}); |
|
465 |
} |
|
466 |
|
|
467 |
} |
|
468 |
}, |
|
469 |
|
|
470 |
// This refreshes the children of a folder. Please destroy and re-initilize for "root level" refresh. |
|
471 |
// The data of the refreshed folder is not updated. This control's architecture only allows updating of children. |
|
472 |
// Folder renames should probably be handled directly on the node. |
|
473 |
refreshFolder: function refreshFolder($el) { |
|
474 |
var $treeFolder = $el.closest('.tree-branch'); |
|
475 |
var $treeFolderChildren = $treeFolder.find('.tree-branch-children'); |
|
476 |
$treeFolderChildren.eq(0).empty(); |
|
477 |
|
|
478 |
if ($treeFolder.hasClass('tree-open')) { |
|
479 |
this.populate($treeFolderChildren, false); |
|
480 |
} |
|
481 |
else { |
|
482 |
this.populate($treeFolderChildren, true); |
|
483 |
} |
|
484 |
|
|
485 |
this.$element.trigger('refreshedFolder.fu.tree', $treeFolder.data()); |
|
486 |
} |
|
487 |
|
|
488 |
}; |
|
489 |
|
|
490 |
// ALIASES |
|
491 |
|
|
492 |
//alias for collapse for consistency. "Collapse" is an ambiguous term (collapse what? All? One specific branch?) |
|
493 |
Tree.prototype.closeAll = Tree.prototype.collapse; |
|
494 |
//alias for backwards compatibility because there's no reason not to. |
|
495 |
Tree.prototype.openFolder = Tree.prototype.discloseFolder; |
|
496 |
//For library consistency |
|
497 |
Tree.prototype.getValue = Tree.prototype.selectedItems; |
|
498 |
|
|
499 |
// PRIVATE FUNCTIONS |
|
500 |
|
|
501 |
function styleNodeSelected (self, $element, $icon) { |
|
502 |
$element.addClass('tree-selected'); |
|
503 |
if ( $element.data('type') === 'item' && $icon.hasClass(self.options['unselected-icon']) ) { |
|
504 |
//$icon.removeClass('fueluxicon-bullet').addClass('glyphicon-ok'); // make checkmark |
|
505 |
$icon.removeClass(self.options['unselected-icon']).addClass(self.options['selected-icon']); //ACE |
|
506 |
} |
|
507 |
} |
|
508 |
|
|
509 |
function styleNodeDeselected (self, $element, $icon) { |
|
510 |
$element.removeClass('tree-selected'); |
|
511 |
//if ( $element.data('type') === 'item' && $icon.hasClass('glyphicon-ok') ) { |
|
512 |
//$icon.removeClass('glyphicon-ok').addClass('fueluxicon-bullet'); // make bullet |
|
513 |
//} |
|
514 |
//ACE |
|
515 |
if ( $element.data('type') === 'item' && $icon.hasClass(self.options['selected-icon']) ) { |
|
516 |
$icon.removeClass(self.options['selected-icon']).addClass(self.options['unselected-icon']); // make bullet |
|
517 |
} |
|
518 |
} |
|
519 |
|
|
520 |
function multiSelectSyncNodes (self, clicked, selected) { |
|
521 |
// search for currently selected and add to selected data list if needed |
|
522 |
$.each(selected.$elements, function (index, element) { |
|
523 |
var $element = $(element); |
|
524 |
if ($element[0] !== clicked.$element[0]) { |
|
525 |
selected.dataForEvent.push( $($element).data() ); |
|
526 |
} |
|
527 |
}); |
|
528 |
|
|
529 |
if (clicked.$element.hasClass('tree-selected')) { |
|
530 |
styleNodeDeselected (self, clicked.$element, clicked.$icon);//ACE |
|
531 |
// set event data |
|
532 |
selected.eventType = 'deselected'; |
|
533 |
} |
|
534 |
else { |
|
535 |
styleNodeSelected(self, clicked.$element, clicked.$icon);//ACE |
|
536 |
// set event data |
|
537 |
selected.eventType = 'selected'; |
|
538 |
selected.dataForEvent.push(clicked.elementData); |
|
539 |
} |
|
540 |
} |
|
541 |
|
|
542 |
function singleSelectSyncNodes(self, clicked, selected) { |
|
543 |
// element is not currently selected |
|
544 |
if (selected.$elements[0] !== clicked.$element[0]) { |
|
545 |
var clearedElements = self.deselectAll(self.$element); |
|
546 |
styleNodeSelected(self, clicked.$element, clicked.$icon);//ACE |
|
547 |
// set event data |
|
548 |
selected.eventType = 'selected'; |
|
549 |
selected.dataForEvent = [clicked.elementData]; |
|
550 |
} |
|
551 |
else { |
|
552 |
styleNodeDeselected(self, clicked.$element, clicked.$icon);//ACE |
|
553 |
// set event data |
|
554 |
selected.eventType = 'deselected'; |
|
555 |
selected.dataForEvent = []; |
|
556 |
} |
|
557 |
} |
|
558 |
|
|
559 |
|
|
560 |
// TREE PLUGIN DEFINITION |
|
561 |
|
|
562 |
$.fn.tree = function tree(option) { |
|
563 |
var args = Array.prototype.slice.call(arguments, 1); |
|
564 |
var methodReturn; |
|
565 |
|
|
566 |
var $set = this.each(function () { |
|
567 |
var $this = $(this); |
|
568 |
var data = $this.data('fu.tree'); |
|
569 |
var options = typeof option === 'object' && option; |
|
570 |
|
|
571 |
if (!data) { |
|
572 |
$this.data('fu.tree', (data = new Tree(this, options))); |
|
573 |
} |
|
574 |
|
|
575 |
if (typeof option === 'string') { |
|
576 |
methodReturn = data[option].apply(data, args); |
|
577 |
} |
|
578 |
}); |
|
579 |
|
|
580 |
return (methodReturn === undefined) ? $set : methodReturn; |
|
581 |
}; |
|
582 |
|
|
583 |
$.fn.tree.defaults = { |
|
584 |
dataSource: function dataSource(options, callback) {}, |
|
585 |
multiSelect: false, |
|
586 |
cacheItems: true, |
|
587 |
folderSelect: true, |
|
588 |
itemSelect: true, |
|
589 |
/* |
|
590 |
* How many times `discloseAll` should be called before a stopping and firing |
|
591 |
* an `exceededDisclosuresLimit` event. You can force it to continue by |
|
592 |
* listening for this event, setting `ignore-disclosures-limit` to `true` and |
|
593 |
* starting `discloseAll` back up again. This lets you make more decisions |
|
594 |
* about if/when/how/why/how many times `discloseAll` will be started back |
|
595 |
* up after it exceeds the limit. |
|
596 |
* |
|
597 |
* $tree.one('exceededDisclosuresLimit.fu.tree', function () { |
|
598 |
* $tree.data('ignore-disclosures-limit', true); |
|
599 |
* $tree.tree('discloseAll'); |
|
600 |
* }); |
|
601 |
* |
|
602 |
* `disclusuresUpperLimit` defaults to `0`, so by default this trigger |
|
603 |
* will never fire. The true hard the upper limit is the browser's |
|
604 |
* ability to load new items (i.e. it will keep loading until the browser |
|
605 |
* falls over and dies). On the Fuel UX `index.html` page, the point at |
|
606 |
* which the page became super slow (enough to seem almost unresponsive) |
|
607 |
* was `4`, meaning 256 folders had been opened, and 1024 were attempting to open. |
|
608 |
*/ |
|
609 |
disclosuresUpperLimit: 0 |
|
610 |
}; |
|
611 |
|
|
612 |
$.fn.tree.Constructor = Tree; |
|
613 |
|
|
614 |
$.fn.tree.noConflict = function () { |
|
615 |
$.fn.tree = old; |
|
616 |
return this; |
|
617 |
}; |
|
618 |
|
|
619 |
|
|
620 |
// NO DATA-API DUE TO NEED OF DATA-SOURCE |
|
621 |
|
|
622 |
// -- BEGIN UMD WRAPPER AFTERWORD -- |
|
623 |
})); |
|
624 |
// -- END UMD WRAPPER AFTERWORD -- |