1 遍历tree nodes
2
3 function Travel(treeID){//参数为树的ID，注意不要添加#
4 var roots=$('#'+treeID).tree('getRoots'),children,i,j;
5 for(i=0;i<roots.length;i++){
6 alert(roots[i].text);
7 children=$('#'+treeID).tree('getChildren',roots[i].target);
8 for(j=0;j<children.length;j++)alert(children[j].text);
9 }
10 }
11
12
13
14 $(function(){
15 $('#tt2').tree({
16 checkbox: true,
17 url: 'tree_data.json',
18 onClick: function(node){
19 $(this).tree('toggle', node.target);
20 //alert('you dbclick '+node.text);
21 },
22 onContextMenu: function(e, node){
23 e.preventDefault();
24 $('#tt2').tree('select', node.target);
25 $('#mm').menu('show', {
26 left: e.pageX,
27 top: e.pageY
28 });
29 }
30 });
31 });
32
33
34 function reload(){
35 var node = $('#tt2').tree('getSelected');
36 if (node) {
37 $('#tt2').tree('reload', node.target);
38 }
39 else {
40 $('#tt2').tree('reload');
41 }
42 }
43
44 function getChildren(){
45 var node = $('#tt2').tree('getSelected');
46 if (node) {
47 var children = $('#tt2').tree('getChildren', node.target);
48 }
49 else {
50 var children = $('#tt2').tree('getChildren');
51 }
52 var s = '';
53 for (var i = 0; i < children.length; i++) {
54 s += children[i].text + ',';
55 }
56 alert(s);
57 }
58
59 function getChecked(){
60 var nodes = $('#tt2').tree('getChecked');
61 var s = '';
62 for (var i = 0; i < nodes.length; i++) {
63 if (s != '')
64 s += ',';
65 s += nodes[i].text;
66 }
67 alert(s);
68 }
69
70 function getSelected(){
71 var node = $('#tt2').tree('getSelected');
72 alert(node.text);
73 }
74
75 function collapse(){
76 var node = $('#tt2').tree('getSelected');
77 $('#tt2').tree('collapse', node.target);
78 }
79
80 function expand(){
81 var node = $('#tt2').tree('getSelected');
82 $('#tt2').tree('expand', node.target);
83 }
84
85 function collapseAll(){
86 var node = $('#tt2').tree('getSelected');
87 if (node) {
88 $('#tt2').tree('collapseAll', node.target);
89 }
90 else {
91 $('#tt2').tree('collapseAll');
92 }
93 }
94
95 function expandAll(){
96 var node = $('#tt2').tree('getSelected');
97 if (node) {
98 $('#tt2').tree('expandAll', node.target);
99 }
100 else {
101 $('#tt2').tree('expandAll');
102 }
103 }
104
105 function append(){
106 var node = $('#tt2').tree('getSelected');
107 $('#tt2').tree('append', {
108 parent: (node ? node.target : null),
109 data: [{
110 text: 'new1',
111 checked: true
112 }, {
113 text: 'new2',
114 state: 'closed',
115 children: [{
116 text: 'subnew1'
117 }, {
118 text: 'subnew2'
119 }]
120 }]
121 });
122 }
123
124 function remove(){
125 var node = $('#tt2').tree('getSelected');
126 $('#tt2').tree('remove', node.target);
127 }
128
129 function update(){
130 var node = $('#tt2').tree('getSelected');
131 if (node) {
132 node.text = '<span style="font-weight:bold">new text<\/span>';
133 node.iconCls = 'icon-save';
134 $('#tt2').tree('update', node);
135 }
136 }
137
138 function isLeaf(){
139 var node = $('#tt2').tree('getSelected');
140 var b = $('#tt2').tree('isLeaf', node.target);
141 alert(b)
142 }
143
144 function GetNode(type){
145 var node = $('#tt2').tree('getChecked');
146 var chilenodes = '';
147 var parantsnodes = '';
148 var prevNode = '';
149 for (var i = 0; i < node.length; i++) {
150
151 if ($('#tt2').tree('isLeaf', node[i].target)) {
152 chilenodes += node[i].text + ',';
153
154 var pnode = $('#tt2').tree('getParent', node[i].target);
155 if (prevNode != pnode.text) {
156 parantsnodes += pnode.text + ',';
157 prevNode = pnode.text;
158 }
159 }
160 }
161 chilenodes = chilenodes.substring(0, chilenodes.length - 1);
162 parantsnodes = parantsnodes.substring(0, parantsnodes.length - 1);
163
164 if (type == 'child') {
165 return chilenodes;
166 }
167 else {
168 return parantsnodes
169 };
170 };
171 function getNodes(){
172 alert(GetNode('fnode') + "," + GetNode('child'));
173 }
174
175 function doNode(){
176 var c="";
177 var p="";
178 $(".tree-checkbox1").parent().children('.tree-title').each(function(){
179 c+=$(this).parent().attr('node-id')+",";
180 });
181 $(".tree-checkbox2").parent().children('.tree-title').each(function(){
182 p+=$(this).parent().attr('node-id')+",";
183 });
184 var str=(c+p);
185 str=str.substring(0,str.length-1);
186 alert(str);
187 }
