627 lines
21 KiB
JavaScript
627 lines
21 KiB
JavaScript
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/*
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* jQuery treegrid Plugin 0.3.0
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* https://github.com/maxazan/jquery-treegrid
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*
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* Copyright 2013, Pomazan Max
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* Licensed under the MIT licenses.
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*/
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(function($) {
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var methods = {
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/**
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* Initialize tree
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*
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* @param {Object} options
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* @returns {Object[]}
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*/
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initTree: function(options) {
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var settings = $.extend({}, this.treegrid.defaults, options);
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return this.each(function() {
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var $this = $(this);
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$this.treegrid('setTreeContainer', $(this));
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$this.treegrid('setSettings', settings);
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settings.getRootNodes.apply(this, [$(this)]).treegrid('initNode', settings);
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$this.treegrid('getRootNodes').treegrid('render');
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});
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},
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/**
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* Initialize node
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*
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* @param {Object} settings
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* @returns {Object[]}
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*/
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initNode: function(settings) {
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return this.each(function() {
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var $this = $(this);
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$this.treegrid('setTreeContainer', settings.getTreeGridContainer.apply(this));
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$this.treegrid('getChildNodes').treegrid('initNode', settings);
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$this.treegrid('initExpander').treegrid('initIndent').treegrid('initEvents').treegrid('initState').treegrid('initChangeEvent').treegrid("initSettingsEvents");
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});
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},
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initChangeEvent: function() {
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var $this = $(this);
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//Save state on change
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$this.on("change", function() {
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var $this = $(this);
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$this.treegrid('render');
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if ($this.treegrid('getSetting', 'saveState')) {
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$this.treegrid('saveState');
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}
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});
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return $this;
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},
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/**
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* Initialize node events
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*
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* @returns {Node}
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*/
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initEvents: function() {
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var $this = $(this);
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//Default behavior on collapse
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$this.on("collapse", function() {
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var $this = $(this);
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$this.removeClass('treegrid-expanded');
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$this.addClass('treegrid-collapsed');
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});
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//Default behavior on expand
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$this.on("expand", function() {
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var $this = $(this);
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$this.removeClass('treegrid-collapsed');
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$this.addClass('treegrid-expanded');
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});
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return $this;
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},
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/**
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* Initialize events from settings
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*
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* @returns {Node}
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*/
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initSettingsEvents: function() {
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var $this = $(this);
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//Save state on change
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$this.on("change", function() {
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var $this = $(this);
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if (typeof($this.treegrid('getSetting', 'onChange')) === "function") {
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$this.treegrid('getSetting', 'onChange').apply($this);
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}
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});
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//Default behavior on collapse
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$this.on("collapse", function() {
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var $this = $(this);
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if (typeof($this.treegrid('getSetting', 'onCollapse')) === "function") {
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$this.treegrid('getSetting', 'onCollapse').apply($this);
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}
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});
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//Default behavior on expand
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$this.on("expand", function() {
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var $this = $(this);
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if (typeof($this.treegrid('getSetting', 'onExpand')) === "function") {
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$this.treegrid('getSetting', 'onExpand').apply($this);
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}
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});
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return $this;
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},
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/**
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* Initialize expander for node
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*
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* @returns {Node}
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*/
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initExpander: function() {
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var $this = $(this);
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var cell = $this.find('td').get($this.treegrid('getSetting', 'treeColumn'));
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var tpl = $this.treegrid('getSetting', 'expanderTemplate');
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var expander = $this.treegrid('getSetting', 'getExpander').apply(this);
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if (expander) {
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expander.remove();
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}
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$(tpl).prependTo(cell).click(function() {
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$($(this).closest('tr')).treegrid('toggle');
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});
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return $this;
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},
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/**
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* Initialize indent for node
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*
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* @returns {Node}
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*/
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initIndent: function() {
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var $this = $(this);
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$this.find('.treegrid-indent').remove();
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var tpl = $this.treegrid('getSetting', 'indentTemplate');
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var expander = $this.find('.treegrid-expander');
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var depth = $this.treegrid('getDepth');
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for (var i = 0; i < depth; i++) {
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$(tpl).insertBefore(expander);
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}
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return $this;
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},
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/**
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* Initialise state of node
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*
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* @returns {Node}
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*/
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initState: function() {
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var $this = $(this);
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if ($this.treegrid('getSetting', 'saveState') && !$this.treegrid('isFirstInit')) {
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$this.treegrid('restoreState');
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} else {
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if ($this.treegrid('getSetting', 'initialState') === "expanded") {
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$this.treegrid('expand');
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} else {
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$this.treegrid('collapse');
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}
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}
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return $this;
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},
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/**
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* Return true if this tree was never been initialised
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*
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* @returns {Boolean}
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*/
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isFirstInit: function() {
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var tree = $(this).treegrid('getTreeContainer');
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if (tree.data('first_init') === undefined) {
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tree.data('first_init', $.cookie(tree.treegrid('getSetting', 'saveStateName')) === undefined);
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}
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return tree.data('first_init');
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},
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/**
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* Save state of current node
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*
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* @returns {Node}
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*/
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saveState: function() {
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var $this = $(this);
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if ($this.treegrid('getSetting', 'saveStateMethod') === 'cookie') {
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var stateArrayString = $.cookie($this.treegrid('getSetting', 'saveStateName')) || '';
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var stateArray = (stateArrayString === '' ? [] : stateArrayString.split(','));
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var nodeId = $this.treegrid('getNodeId');
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if ($this.treegrid('isExpanded')) {
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if ($.inArray(nodeId, stateArray) === -1) {
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stateArray.push(nodeId);
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}
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} else if ($this.treegrid('isCollapsed')) {
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if ($.inArray(nodeId, stateArray) !== -1) {
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stateArray.splice($.inArray(nodeId, stateArray), 1);
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}
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}
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$.cookie($this.treegrid('getSetting', 'saveStateName'), stateArray.join(','));
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}
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return $this;
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},
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/**
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* Restore state of current node.
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*
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* @returns {Node}
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*/
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restoreState: function() {
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var $this = $(this);
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if ($this.treegrid('getSetting', 'saveStateMethod') === 'cookie') {
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var stateArray = $.cookie($this.treegrid('getSetting', 'saveStateName')).split(',');
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if ($.inArray($this.treegrid('getNodeId'), stateArray) !== -1) {
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$this.treegrid('expand');
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} else {
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$this.treegrid('collapse');
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}
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}
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return $this;
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},
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/**
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* Method return setting by name
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*
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* @param {type} name
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* @returns {unresolved}
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*/
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getSetting: function(name) {
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if (!$(this).treegrid('getTreeContainer')) {
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return null;
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}
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return $(this).treegrid('getTreeContainer').data('settings')[name];
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},
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/**
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* Add new settings
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*
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* @param {Object} settings
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*/
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setSettings: function(settings) {
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$(this).treegrid('getTreeContainer').data('settings', settings);
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},
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/**
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* Return tree container
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*
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* @returns {HtmlElement}
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*/
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getTreeContainer: function() {
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return $(this).data('treegrid');
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},
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/**
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* Set tree container
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*
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* @param {HtmlE;ement} container
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*/
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setTreeContainer: function(container) {
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return $(this).data('treegrid', container);
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},
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/**
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* Method return all root nodes of tree.
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*
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* Start init all child nodes from it.
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*
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* @returns {Array}
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*/
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getRootNodes: function() {
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return $(this).treegrid('getSetting', 'getRootNodes').apply(this, [$(this).treegrid('getTreeContainer')]);
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},
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/**
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* Method return all nodes of tree.
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*
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* @returns {Array}
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*/
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getAllNodes: function() {
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return $(this).treegrid('getSetting', 'getAllNodes').apply(this, [$(this).treegrid('getTreeContainer')]);
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},
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/**
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* Mthod return true if element is Node
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*
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* @returns {String}
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*/
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isNode: function() {
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return $(this).treegrid('getNodeId') !== null;
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},
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/**
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* Mthod return id of node
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*
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* @returns {String}
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*/
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getNodeId: function() {
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if ($(this).treegrid('getSetting', 'getNodeId') === null) {
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return null;
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} else {
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return $(this).treegrid('getSetting', 'getNodeId').apply(this);
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}
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},
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/**
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* Method return parent id of node or null if root node
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*
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* @returns {String}
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*/
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getParentNodeId: function() {
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return $(this).treegrid('getSetting', 'getParentNodeId').apply(this);
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},
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/**
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* Method return parent node or null if root node
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*
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* @returns {Object[]}
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*/
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getParentNode: function() {
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if ($(this).treegrid('getParentNodeId') === null) {
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return null;
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} else {
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return $(this).treegrid('getSetting', 'getNodeById').apply(this, [$(this).treegrid('getParentNodeId'), $(this).treegrid('getTreeContainer')]);
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}
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},
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/**
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* Method return array of child nodes or null if node is leaf
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*
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* @returns {Object[]}
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*/
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getChildNodes: function() {
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return $(this).treegrid('getSetting', 'getChildNodes').apply(this, [$(this).treegrid('getNodeId'), $(this).treegrid('getTreeContainer')]);
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},
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/**
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* Method return depth of tree.
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*
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* This method is needs for calculate indent
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*
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* @returns {Number}
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*/
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getDepth: function() {
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if ($(this).treegrid('getParentNode') === null) {
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return 0;
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}
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return $(this).treegrid('getParentNode').treegrid('getDepth') + 1;
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},
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/**
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* Method return true if node is root
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*
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* @returns {Boolean}
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*/
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isRoot: function() {
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return $(this).treegrid('getDepth') === 0;
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},
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/**
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* Method return true if node has no child nodes
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*
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* @returns {Boolean}
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*/
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isLeaf: function() {
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return $(this).treegrid('getChildNodes').length === 0;
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},
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/**
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* Method return true if node last in branch
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*
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* @returns {Boolean}
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*/
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isLast: function() {
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if ($(this).treegrid('isNode')) {
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var parentNode = $(this).treegrid('getParentNode');
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if (parentNode === null) {
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if ($(this).treegrid('getNodeId') === $(this).treegrid('getRootNodes').last().treegrid('getNodeId')) {
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return true;
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}
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} else {
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if ($(this).treegrid('getNodeId') === parentNode.treegrid('getChildNodes').last().treegrid('getNodeId')) {
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return true;
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}
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}
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}
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return false;
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},
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/**
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* Method return true if node first in branch
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*
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* @returns {Boolean}
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*/
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isFirst: function() {
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if ($(this).treegrid('isNode')) {
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var parentNode = $(this).treegrid('getParentNode');
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if (parentNode === null) {
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if ($(this).treegrid('getNodeId') === $(this).treegrid('getRootNodes').first().treegrid('getNodeId')) {
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return true;
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}
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} else {
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if ($(this).treegrid('getNodeId') === parentNode.treegrid('getChildNodes').first().treegrid('getNodeId')) {
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return true;
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}
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}
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}
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return false;
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},
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/**
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* Return true if node expanded
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*
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* @returns {Boolean}
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*/
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isExpanded: function() {
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return $(this).hasClass('treegrid-expanded');
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},
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/**
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* Return true if node collapsed
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*
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|
* @returns {Boolean}
|
||
|
|
*/
|
||
|
|
isCollapsed: function() {
|
||
|
|
return $(this).hasClass('treegrid-collapsed');
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* Return true if at least one of parent node is collapsed
|
||
|
|
*
|
||
|
|
* @returns {Boolean}
|
||
|
|
*/
|
||
|
|
isOneOfParentsCollapsed: function() {
|
||
|
|
var $this = $(this);
|
||
|
|
if ($this.treegrid('isRoot')) {
|
||
|
|
return false;
|
||
|
|
} else {
|
||
|
|
if ($this.treegrid('getParentNode').treegrid('isCollapsed')) {
|
||
|
|
return true;
|
||
|
|
} else {
|
||
|
|
return $this.treegrid('getParentNode').treegrid('isOneOfParentsCollapsed');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* Expand node
|
||
|
|
*
|
||
|
|
* @returns {Node}
|
||
|
|
*/
|
||
|
|
expand: function() {
|
||
|
|
if (!this.treegrid('isLeaf') && !this.treegrid("isExpanded")) {
|
||
|
|
this.trigger("expand");
|
||
|
|
this.trigger("change");
|
||
|
|
return this;
|
||
|
|
}
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* Expand all nodes
|
||
|
|
*
|
||
|
|
* @returns {Node}
|
||
|
|
*/
|
||
|
|
expandAll: function() {
|
||
|
|
var $this = $(this);
|
||
|
|
$this.treegrid('getRootNodes').treegrid('expandRecursive');
|
||
|
|
return $this;
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* Expand current node and all child nodes begin from current
|
||
|
|
*
|
||
|
|
* @returns {Node}
|
||
|
|
*/
|
||
|
|
expandRecursive: function() {
|
||
|
|
return $(this).each(function() {
|
||
|
|
var $this = $(this);
|
||
|
|
$this.treegrid('expand');
|
||
|
|
if (!$this.treegrid('isLeaf')) {
|
||
|
|
$this.treegrid('getChildNodes').treegrid('expandRecursive');
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* Collapse node
|
||
|
|
*
|
||
|
|
* @returns {Node}
|
||
|
|
*/
|
||
|
|
collapse: function() {
|
||
|
|
return $(this).each(function() {
|
||
|
|
var $this = $(this);
|
||
|
|
if (!$this.treegrid('isLeaf') && !$this.treegrid("isCollapsed")) {
|
||
|
|
$this.trigger("collapse");
|
||
|
|
$this.trigger("change");
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* Collapse all nodes
|
||
|
|
*
|
||
|
|
* @returns {Node}
|
||
|
|
*/
|
||
|
|
collapseAll: function() {
|
||
|
|
var $this = $(this);
|
||
|
|
$this.treegrid('getRootNodes').treegrid('collapseRecursive');
|
||
|
|
return $this;
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* Collapse current node and all child nodes begin from current
|
||
|
|
*
|
||
|
|
* @returns {Node}
|
||
|
|
*/
|
||
|
|
collapseRecursive: function() {
|
||
|
|
return $(this).each(function() {
|
||
|
|
var $this = $(this);
|
||
|
|
$this.treegrid('collapse');
|
||
|
|
if (!$this.treegrid('isLeaf')) {
|
||
|
|
$this.treegrid('getChildNodes').treegrid('collapseRecursive');
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* Expand if collapsed, Collapse if expanded
|
||
|
|
*
|
||
|
|
* @returns {Node}
|
||
|
|
*/
|
||
|
|
toggle: function() {
|
||
|
|
var $this = $(this);
|
||
|
|
if ($this.treegrid('isExpanded')) {
|
||
|
|
$this.treegrid('collapse');
|
||
|
|
} else {
|
||
|
|
$this.treegrid('expand');
|
||
|
|
}
|
||
|
|
return $this;
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* Rendering node
|
||
|
|
*
|
||
|
|
* @returns {Node}
|
||
|
|
*/
|
||
|
|
render: function() {
|
||
|
|
return $(this).each(function() {
|
||
|
|
var $this = $(this);
|
||
|
|
//if parent colapsed we hidden
|
||
|
|
if ($this.treegrid('isOneOfParentsCollapsed')) {
|
||
|
|
$this.hide();
|
||
|
|
} else {
|
||
|
|
$this.show();
|
||
|
|
}
|
||
|
|
if (!$this.treegrid('isLeaf')) {
|
||
|
|
$this.treegrid('renderExpander');
|
||
|
|
$this.treegrid('getChildNodes').treegrid('render');
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
/**
|
||
|
|
* Rendering expander depends on node state
|
||
|
|
*
|
||
|
|
* @returns {Node}
|
||
|
|
*/
|
||
|
|
renderExpander: function() {
|
||
|
|
return $(this).each(function() {
|
||
|
|
var $this = $(this);
|
||
|
|
var expander = $this.treegrid('getSetting', 'getExpander').apply(this);
|
||
|
|
if (expander) {
|
||
|
|
|
||
|
|
if (!$this.treegrid('isCollapsed')) {
|
||
|
|
expander.removeClass($this.treegrid('getSetting', 'expanderCollapsedClass'));
|
||
|
|
expander.addClass($this.treegrid('getSetting', 'expanderExpandedClass'));
|
||
|
|
} else {
|
||
|
|
expander.removeClass($this.treegrid('getSetting', 'expanderExpandedClass'));
|
||
|
|
expander.addClass($this.treegrid('getSetting', 'expanderCollapsedClass'));
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$this.treegrid('initExpander');
|
||
|
|
$this.treegrid('renderExpander');
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
};
|
||
|
|
$.fn.treegrid = function(method) {
|
||
|
|
if (methods[method]) {
|
||
|
|
return methods[method].apply(this, Array.prototype.slice.call(arguments, 1));
|
||
|
|
} else if (typeof method === 'object' || !method) {
|
||
|
|
return methods.initTree.apply(this, arguments);
|
||
|
|
} else {
|
||
|
|
$.error('Method with name ' + method + ' does not exists for jQuery.treegrid');
|
||
|
|
}
|
||
|
|
};
|
||
|
|
/**
|
||
|
|
* Plugin's default options
|
||
|
|
*/
|
||
|
|
$.fn.treegrid.defaults = {
|
||
|
|
initialState: 'expanded',
|
||
|
|
saveState: false,
|
||
|
|
saveStateMethod: 'cookie',
|
||
|
|
saveStateName: 'tree-grid-state',
|
||
|
|
expanderTemplate: '<span class="treegrid-expander"></span>',
|
||
|
|
indentTemplate: '<span class="treegrid-indent"></span>',
|
||
|
|
expanderExpandedClass: 'treegrid-expander-expanded',
|
||
|
|
expanderCollapsedClass: 'treegrid-expander-collapsed',
|
||
|
|
treeColumn: 0,
|
||
|
|
getExpander: function() {
|
||
|
|
return $(this).find('.treegrid-expander');
|
||
|
|
},
|
||
|
|
getNodeId: function() {
|
||
|
|
var template = /treegrid-([A-Za-z0-9_-]+)/;
|
||
|
|
if (template.test($(this).attr('class'))) {
|
||
|
|
return template.exec($(this).attr('class'))[1];
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
},
|
||
|
|
getParentNodeId: function() {
|
||
|
|
var template = /treegrid-parent-([A-Za-z0-9_-]+)/;
|
||
|
|
if (template.test($(this).attr('class'))) {
|
||
|
|
return template.exec($(this).attr('class'))[1];
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
},
|
||
|
|
getNodeById: function(id, treegridContainer) {
|
||
|
|
var templateClass = "treegrid-" + id;
|
||
|
|
return treegridContainer.find('tr.' + templateClass);
|
||
|
|
},
|
||
|
|
getChildNodes: function(id, treegridContainer) {
|
||
|
|
var templateClass = "treegrid-parent-" + id;
|
||
|
|
return treegridContainer.find('tr.' + templateClass);
|
||
|
|
},
|
||
|
|
getTreeGridContainer: function() {
|
||
|
|
return $(this).closest('table');
|
||
|
|
},
|
||
|
|
getRootNodes: function(treegridContainer) {
|
||
|
|
var result = $.grep(treegridContainer.find('tr'), function(element) {
|
||
|
|
var classNames = $(element).attr('class');
|
||
|
|
var templateClass = /treegrid-([A-Za-z0-9_-]+)/;
|
||
|
|
var templateParentClass = /treegrid-parent-([A-Za-z0-9_-]+)/;
|
||
|
|
return templateClass.test(classNames) && !templateParentClass.test(classNames);
|
||
|
|
});
|
||
|
|
return $(result);
|
||
|
|
},
|
||
|
|
getAllNodes: function(treegridContainer) {
|
||
|
|
var result = $.grep(treegridContainer.find('tr'), function(element) {
|
||
|
|
var classNames = $(element).attr('class');
|
||
|
|
var templateClass = /treegrid-([A-Za-z0-9_-]+)/;
|
||
|
|
return templateClass.test(classNames);
|
||
|
|
});
|
||
|
|
return $(result);
|
||
|
|
},
|
||
|
|
//Events
|
||
|
|
onCollapse: null,
|
||
|
|
onExpand: null,
|
||
|
|
onChange: null
|
||
|
|
|
||
|
|
};
|
||
|
|
})(jQuery);
|