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jquery-simpleTreeMenu-1.3.0.js
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jquery-simpleTreeMenu-1.3.0.js
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/* SimpleTreeMenu */
(function($) {
var CHANGE_EVENT = 'simpleTreeMenu.change';
var ANIMATION_SPEED = 10;
function raiseChange(data) {
$(document).trigger(CHANGE_EVENT, data || {});
}
var methods = {
init: function() {
return this.each(function() {
var $this = $(this);
if ($this.hasClass("simpleTreeMenu") === false) {
$this.hide();
$(this).addClass("simpleTreeMenu");
$this.children("li").each(function() {
methods.buildNode($(this));
});
if (_private.hasLocalStorage() === true) {
state = localStorage.getItem(_private.localStorageKey.apply(this))
if (state != null) {
state = state.split(",");
if (state.length > 0) {
methods.deserialize.call(this, state);
}
}
}
$(this).show();
raiseChange();
}
});
},
buildNode: function($li) {
if ($li.children("ul").length > 0) {
$li.children("ul").hide();
raiseChange();
$li.addClass("Node").click(function(event) {
var $t = $(this);
if ($t.hasClass("expanded")) {
$t.children("ul").slideToggle('fast', function(){
$t.removeClass("expanded");
applyScrollPane();
raiseChange();
});
//Remember state of filters
if(typeof(localStorage) != 'undefined' ) {
if ($li.parent().attr('id') == 'statusTree'){
localStorage.removeItem('statusTree');
}
else if ($li.parent().attr('id') == 'userTree'){
localStorage.removeItem('userTree');
}
else if ($li.parent().attr('id') == 'labelTree'){
localStorage.removeItem('labelTree');
}
else if ($li.parent().attr('id') == 'groupTree'){
localStorage.removeItem('groupTree');
}
else if ($li.parent().attr('id') == 'filterTree'){
localStorage.removeItem('filterTree');
}
}
}
else {
$t.addClass("expanded").children("ul").slideToggle('fast', function(){
applyScrollPane();
raiseChange();
});
//Remember state of filters
if(typeof(localStorage) != 'undefined' ) {
if ($li.parent().attr('id') == 'statusTree'){
localStorage.setItem('statusTree', '1');
}
else if ($li.parent().attr('id') == 'userTree'){
localStorage.setItem('userTree', '1');
}
else if ($li.parent().attr('id') == 'labelTree'){
localStorage.setItem('labelTree', '1');
}
else if ($li.parent().attr('id') == 'groupTree'){
localStorage.setItem('groupTree', '1');
}
else if ($li.parent().attr('id') == 'filterTree'){
localStorage.setItem('filterTree', '1');
}
}
}
event.stopPropagation();
});
if ($li.children("ul").children("li").length == 0) {
$li.addClass("EmptyNode");
}
$li.children("ul").children("li").each(function() {
methods.buildNode($(this));
});
} else {
$li.addClass("Leaf").click(function(event) {
event.stopPropagation();
});
return;
}
},
serialize: function() {
state = [];
$('.Node, .Leaf', $(this)).each(function() {
var s = $(this).hasClass("expanded") ? _private.EXPANDED : _private.COLLAPSED;
state.push(s);
});
if (_private.hasLocalStorage() === true) {
localStorage.setItem(_private.localStorageKey.apply(this), state.join());
}
},
deserialize: function(state) {
$('.Node, .Leaf', $(this)).each(function(index) {
if (state[index] == _private.EXPANDED) {
$(this).addClass("expanded").children("ul").show();
raiseChange();
}
});
},
expandToNode: function($li) {
if ($li.parent().hasClass("simpleTreeMenu")) {
if (!$li.hasClass("expanded")) {
$li.addClass("expanded").children("ul").show();
raiseChange();
}
}
$li.parents("li", "ul.simpleTreeMenu").each(function() {
var $t = $(this);
if (!$t.hasClass("expanded")) {
$t.addClass("expanded").children("ul").show();
raiseChange();
}
});
},
expandAll: function() {
$(this).find("li.Node").each(function() {
$t = $(this);
if (!$t.hasClass("expanded")) {
$t.addClass("expanded").children("ul").show();
raiseChange();
}
});
},
closeAll: function() {
$("ul", $(this)).hide();
var $li = $("li.Node");
if ($li.hasClass("expanded")) {
$li.removeClass("expanded");
}
raiseChange();
}
};
var _private = {
EXPANDED: "expanded",
COLLAPSED: "collapsed",
localStorageKeyPrefix: "jQuery-simpleTreeMenu-treeState-",
hasLocalStorage: function() {
if (localStorage && localStorage.setItem && localStorage.getItem) {
return true;
}
else {
return false;
}
},
localStorageKey: function() {
return _private.localStorageKeyPrefix + $(this).attr("id");
}
};
$.fn.simpleTreeMenu = function(method) {
if (methods[method]) {
return methods[method].apply(this, Array.prototype.slice.call(arguments, 1));
}
else if (typeof method === 'object' || !method) {
return methods.init.apply(this, arguments);
}
else {
$.error('Method ' + method + ' does not exist on jQuery.simpleTreeMenu');
}
};
})(jQuery);