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1.ÏȽøÐÐÊý¾Ý¿âÁ¬½ÓºÍÊý¾ÝµÄ¶ÁÈ¡£¬²¢½«¸ù½ÚµãÏÈÌí¼Ó½øtreeviewÖУ¬²¢ÀûÓõݹégetTreeView£¨£©ÊµÏÖÊý¾ÝµÄ±éÀúºÍÌí¼Ó£º
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protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
TreeNode nodeCategory ;
connection conn = new connection();
List<Category> category = conn.getCategory();
Stack<Category> storeCategory = new Stack<Category>();
storeCategory.Push(category[0]);
nodeCategory = new TreeNode(category[0].Name.Trim(), category[0].Id.Trim());
TreeView1.Nodes.Add(nodeCategory);
getTreeView(storeCategory, category, nodeCategory);
}
}
2.Êý¾Ý±éÀúµÄµÝ¹éº¯Êý£¬±È½Ï¼òµ¥¾Í²»¶à˵ÁË¡£
¸´ÖÆ´úÂë ´úÂëÈçÏÂ:
public void getTreeView(Stack<Category> categoryStack,List<Category> categoryList,TreeNode e)
{
Category tmp;
if(categoryStack.Count>0)
{
tmp=categoryStack.Pop();
for(int i=0;i<categoryList.Count;i++)
if(categoryList[i].ParentId.Trim()==tmp.Id.Trim())
{
categoryStack.Push(categoryList[i]);
TreeNode childNote = new TreeNode(categoryList[i].Name.Trim(), categoryList[i].Id.Trim());
e.ChildNodes.Add(childNote);
getTreeView(categoryStack, categoryList, childNote);
}
}
}
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¸´ÖÆ´úÂë ´úÂëÈçÏÂ:
protected void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
TreeNode nodeCategory ;
connection conn = new connection();
List<Category> category = conn.getCategory();
nodeCategory = new TreeNode(category[0].Name.Trim(), category[0].Id.Trim());
nodeCategory.PopulateOnDemand = true;
nodeCategory.Collapse();


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using System.Collections.Generic;
using System.Text;
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