(function(undefined) {
/* local var and method */
/* object prototype */
var treeRef_proto = {
id: '',
expandCollapse : function (domObj) {
var oc = $(domObj).attr('src').indexOf('list-')<0?'open':'close';
var curLevel = parseInt($(domObj).attr('data-livello'));
$(domObj).attr('src', $(domObj).attr('src').replace(oc=='open'?'list+':'list-', oc=='open'?'list-':'list+'));
// ciclo sui sibling fino a che finiscono o ne incontro uno con livello inferiore o uguale
$(domObj).parent().nextAll().each(function() {
if($(this).get(0).nodeType == 1 && $(this).get(0).nodeName == 'LI') {
if (parseInt($(this).attr('data-livello')) <= curLevel) return false;
if (oc=='open' && parseInt($(this).attr('data-livello')) == (curLevel+1)) $(this).css('display', 'block');
if (oc=='close' && parseInt($(this).attr('data-livello')) > curLevel) {
$(this).css('display', 'none');
$(this).find('> img').each(function() {
$(this).attr('src', $(this).attr('src').replace('list-', 'list+'));
});
}
}
});
return this;
},
expandAll: function() {
$("#"+this.id).find('li').each(function() {
$(this).find('> img').each(function() {
$(this).attr('src', $(this).attr('src').replace('list+', 'list-'));
});
$(this).css('display', 'block');
});
},
collapseAll: function() {
$("#"+this.id).find('li').each(function() {
$(this).find('> img').each(function() {
$(this).attr('src', $(this).attr('src').replace('list-', 'list+'));
});
if($(this).attr('data-livello') != '0') $(this).css('display', 'none');
});
}
}
var treeRef = {};
/* public method and attribute */
/**
* connect dom with tree function trought tag id
*/
$$.tree = function(treeID, config) { // tree in $$ global namespace
config = $.extend(config||{}, {
});
// creo un oggetto la prima volta, uso quello già definito nei riferimenti successivi
if(treeRef[treeID] == undefined) {
treeRef[treeID] = Object.create(treeRef_proto);
treeRef[treeID].id = treeID;
}
return treeRef[treeID];
}
})();