<object id=TreeView1 width=50% height=50%
classid="clsid:C74190B6-8589-11D1-B16A-00C0F0283628"
>
</object>
<script language = "javascript">
function Init(){
with(TreeView1){
LineStyle=1;
DragMode=0;
BorderStyle=0;
ToolTipText="[ActiveX Control]TreeView 完全演示";
var node=null;
node = Nodes.Add(null,0,"R","Root");
//node.
Nodes.Add("R",4,"P1","Item1");
Nodes.Add("R",4,"P2","Item2");
Nodes.Add("R",4,"P3","Item0");
Nodes.Add("P1", 4,"C1","Child 2");
Nodes.Add("P1", 4,"C2","Child 1");
Nodes.Add("C1", 4,"C3","Child 3");
Nodes.Add("C2", 4,"C4","10");
Nodes.Add("C2", 4,"C5","01");
Nodes.Add("C2", 4,"C6","03");
Nodes.Add("C2", 4,"C7","02");
}
}
Init();
function Sort(flag){
for (var i=1;i<=TreeView1.Nodes.Count;i++){
TreeView1.Nodes(i).Sorted=flag;
}
}
function DeleteNode(){
var iIndex;
iIndex=TreeView1.SelectedItem.Index;
TreeView1.Nodes.Remove(iIndex);
}
function DeleteTree(){
TreeView1.Nodes.Clear();
}
function CheckNode(Node){
var iIndex=0;
with(TreeView1){
if (Node.Children>0){
iIndex=Node.Child.Index;
while (iIndex!=(Node.Child.LastSibling.Index)){
Nodes(iIndex).Checked=Node.Checked;
if (Nodes(iIndex).Children>0){
CheckNode(Nodes(iIndex));
}
iIndex=Nodes(iIndex).Next.Index;
}
iIndex=Node.Child.LastSibling.Index;
Nodes(iIndex).Checked=Node.Checked;
if (Nodes(iIndex).Children>0){
CheckNode(Nodes(iIndex));
}
}
}
}
function AddNode(level,key,text){
//level:
// 0:第一条
// 1:最后条
// 2:下一条
// 3:上一条
// 4:子节点
var vKey;
vKey=TreeView1.SelectedItem.Key;
TreeView1.Nodes.Add(vKey,level,key,text);
}
function AddRootNode(key,text)
{
TreeView1.Nodes.Add(null,0,key,text);
}
</script>
<script for="TreeView1" language = "javascript" event="NodeClick(Node)">
var str=""
str+="Index:"+Node.Index+"\n";
str+="Key:"+Node.Key+"\n";
str+="Text:"+Node.Text+"\n";
myValue.value=str;
</script>
<script for="TreeView1" language = "javascript" event="DragDrop(Control,X,Y)">
//首先应该判断是不是Node型的，可是javascript类型不好判断
alert(".");
</script>
<script for="TreeView1" language = "javascript" event="DblClick">
if (SelectedItem.Children<1){
with(SelectedItem){
var str=""
str+="Index:"+Index+"\n";
str+="Key:"+Key+"\n";
str+="Text:"+Text+"\n";
}
alert(str);
}
</script>
<script for="TreeView1" language = "javascript" event="NodeCheck(Node)">
CheckNode(Node);
</script>
<br>
<textarea rows="5" name="myValue" cols = '16'></textarea>
<button onclick="Sort(true)">排序</button>
<button onclick="DeleteNode()">删除当前节点</button>
<button onclick="DeleteTree();this.disabled=true;">删除整个树</button>
<button onclick="AddRootNode('R1','Root1');this.disabled=true;">添加根节点</button>
<button onclick="AddNode(4,'D1','Demo1');this.disabled=true;">添加子节点</button>
<button onclick="AddNode(3,'D2','Demo2');this.disabled=true;">添加同级节点，上面</button>
<button onclick="AddNode(2,'D3','Demo3');this.disabled=true;">添加同级节点，下面</button>
<input type=checkbox onclick="TreeView1.CheckBoxes=!TreeView1.CheckBoxes;">复选框
<p>
主要功能演示:<br>
1.添加
2.删除
3.排序
4.单击，双击事件
5.复选框属性及事件的应用
</p>
