Repeater应用实例
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绑定编辑数据：
<asp:Repeater id="Repeater1" runat="server" OnItemDataBound="Repeater1_ItemDataBound" OnItemCommand="Repeater1_ItemCommand">
<ItemTemplate>
<tr>
</tr>
<asp:Panel ID="plItem" runat="server">
<tr>
<td width="18%" rowspan="2" align="center">
<asp:Image ID="imgFace" runat="server" Width="100px" Height="120px" ImageUrl='<%# Eval( "imgPath") %>' /></td>
<td width="14%" height="33" align="center">
<asp:Label ID="Label2" runat="server" Text="姓名："></asp:Label></td>
<td width="18%" align="center">
<asp:Label ID="Label3" runat="server" Text='<%# Eval( "username") %>'></asp:Label></td>
<td width="25%" align="center">
<asp:Label ID="Label4" runat="server" Text="年龄："></asp:Label></td>
<td width="25%" align="center">
<asp:Label ID="Label5" runat="server" Text='<%# Eval( "age") %>'></asp:Label></td>
</tr>
<tr>
<td height="40" align="center">
<asp:Label ID="Label6" runat="server" Text="电话："></asp:Label></td>
<td align="center">
<asp:Label ID="Label7" runat="server" Text='<%# Eval("telNum") %>'></asp:Label></td>
<td align="center">
<asp:Label ID="Label8" runat="server" Text="地址："></asp:Label></td>
<td align="center">
<asp:Label ID="Label9" runat="server" Text='<%# Eval("address") %>'></asp:Label></td>
</tr>
<tr>
<td align="center">
<asp:Label ID="Label12" runat="server" Text="头像"></asp:Label></td>
<td> </td>
<td height="37" align="center" >
<asp:Label ID="Label10" runat="server" Text="身份证号："></asp:Label></td>
<td align="center"><asp:Label ID="Label11" runat="server" Text='<%# Eval( "cardId") %>'>
</asp:Label>
</td>
<td align="left" style="width:30px">
<asp:LinkButton runat="server" ID="lbtEdit" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "userid")%>'
CommandName="Edit" Text="编辑"></asp:LinkButton>
</td>
<td> </td>
</tr>
</asp:Panel>
<asp:Panel ID="plEdit" runat="server">
<tr>
<td width="18%" rowspan="2" align="center">
<asp:Image ID="Image1" runat="server" ImageUrl='<%# Eval( "imgPath") %>' /></td>
<td width="1%" height="33px" align="center">
<asp:Label ID="Label1" runat="server" Text="姓名："></asp:Label></td>
<td width="18%" align="center">
<asp:TextBox ID="username" runat="server" Text='<%# Eval( "username") %>'></asp:TextBox >
</td>
<td width="25%" align="center">
<asp:Label ID="Label13" runat="server" Text="年龄："></asp:Label> </td>
<td width="25%" align="center">
<asp:TextBox ID="age" runat="server" Text='<%# Eval("age") %>'></asp:TextBox></td>
</tr>
<tr>
<td height="40" align="center">
<asp:Label ID="Label16" runat="server" Text="电话："></asp:Label ></td>
<td align="center">
<asp:TextBox ID="telNum" runat="server" Text='<%# Eval("telNum") %>'></asp:TextBox ></td>
<td align="center">
<asp:Label ID="Label18" runat="server" Text="地址："></asp:Label></td>
<td align="center">
<asp:TextBox ID="address" runat="server" Text='<%# Eval("address") %>'></asp:TextBox ></td>
</tr>
<tr>
<td align="center">
<asp:Label ID="Label20" runat="server" Text="头像"></asp:Label></td>
<td> </td>
<td height="37" align="center" >
<asp:Label ID="Label21" runat="server" Text="身份证号："></asp:Label></td>
<td align="center"><asp:TextBox ID="cardId" runat="server" Text='<%# Eval( "cardId") %>'></asp:TextBox ></td>
<td>
<asp:LinkButton runat="server" ID="lbtUpdate" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "userid")%>'
CommandName="Update" Text="更新"></asp:LinkButton>
<asp:LinkButton runat="server" ID="lbtCancel" CommandArgument='<%# DataBinder.Eval(Container.DataItem, "userid")%>'
CommandName="Cancel" Text="取消"></asp:LinkButton>
</td>
</tr>
</asp:Panel>
</ItemTemplate>
</asp:Repeater>
后台，包含treeview的绑定节点及子节点
using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.SqlClient;
public partial class manage_empolyeeMessage : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
//bindMessage();
}
}
protected void TreeView1_TreeNodePopulate(object sender, TreeNodeEventArgs e)
{
//e.Node.Depth是获取节点的深度.Web.UI.webcontrols;
switch (e.Node.Depth)
{
case 0:
parentTree(e.Node);
break;
case 1:
childTree(e.Node);
break;
default:
break;
}
}
//动态填充节点
public void parentTree(TreeNode node)
{
DataSet ds = DBHelper.Valueset("SELECT departmentId, departmentName FROM Department where parenteid=0");
if (ds.Tables.Count > 0)
{
foreach (DataRow row in ds.Tables[0].Rows)
{
TreeNode Newnode = new TreeNode(row["departmentName"].ToString(), row["departmentId"].ToString());
Newnode.PopulateOnDemand = true;
Newnode.SelectAction = TreeNodeSelectAction.Expand;
node.ChildNodes.Add(Newnode);
}
}
}
public void childTree(TreeNode node)
{
DataSet ds = DBHelper.Valueset("select userId,userName from userinfo where departmentId=" + node.Value);
if (ds.Tables.Count > 0)
{
foreach (DataRow row in ds.Tables[0].Rows)
{
TreeNode Newnode = new TreeNode(row["userName"].ToString());
Newnode.PopulateOnDemand = true;
Newnode.SelectAction = TreeNodeSelectAction.SelectExpand;
//Newnode.NavigateUrl =
node.ChildNodes.Add(Newnode);
}
}
}
protected void TreeView1_TreeNodeCheckChanged(object sender, TreeNodeEventArgs e)
{
}
protected void TreeView1_SelectedNodeChanged(object sender, EventArgs e)
{
this.TreeView1.SelectedNode.Selected = true;
bindMessage();
}
public void bindMessage()
{
string sql = "select * from userinfo where userName='" + TreeView1.SelectedNode.Text.ToString() + "'";
DataSet ds = DBHelper.Valueset(sql);
this.Repeater1.DataSource = ds.Tables[0];
this.Repeater1.DataBind();
}
public int id = 0;
//private void BindGrid()
//{
// string sql = "select top 5 * from userinfo order by userid desc";
// DataSet ds = DBHelper.Valueset(sql);
// Repeater1.DataSource = ds.Tables[0];
// Repeater1.DataBind();
//}
protected void Repeater1_ItemDataBound(object sender, System.Web.UI.WebControls.RepeaterItemEventArgs e)
{
if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
{
DataRowView rowv = (DataRowView)e.Item.DataItem;
string userid = rowv["userid"].ToString();
if (userid != id.ToString())
{
((Panel)e.Item.FindControl("plItem")).Visible = true;
((Panel)e.Item.FindControl("plEdit")).Visible = false;
}
else
{
((Panel)e.Item.FindControl("plItem")).Visible = false;
((Panel)e.Item.FindControl("plEdit")).Visible = true;
}
}
}
protected void Repeater1_ItemCommand(object source, RepeaterCommandEventArgs e)
{
if (e.CommandName == "Edit")
{
id = int.Parse(e.CommandArgument.ToString());
bindMessage();
}
else if (e.CommandName == "Cancel")
{
((Panel)e.Item.FindControl("plItem")).Visible = true;
((Panel)e.Item.FindControl("plEdit")).Visible = false;
}
else if (e.CommandName == "Update")
{
//Update.
string username = ((TextBox)this.Repeater1.Items[e.Item.ItemIndex].FindControl("username")).Text.Trim();
string telNum = ((TextBox)this.Repeater1.Items[e.Item.ItemIndex].FindControl("telNum")).Text.Trim();
string age = ((TextBox)this.Repeater1.Items[e.Item.ItemIndex].FindControl("age")).Text.Trim();
string address = ((TextBox)this.Repeater1.Items[e.Item.ItemIndex].FindControl("address")).Text.Trim();
string cardId = ((TextBox)this.Repeater1.Items[e.Item.ItemIndex].FindControl("cardId")).Text.Trim();
this.Page.ClientScript.RegisterStartupScript(this.Page.GetType(), "key", "alert('更新ID：" + e.CommandArgument + "；页面值：姓名=" +username+ "');", true);
string sql_update = "update userinfo set telNum='" + telNum + "',username='" + username + "',age='" + age + "',address='" + address + "',cardId='" + cardId + "' where userid='" + int.Parse(e.CommandArgument.ToString()) + "'";
DBHelper.Execunoquery(sql_update);
bindMessage();
}
else if (e.CommandName == "Delete")
{ //Delete.
this.Page.ClientScript.RegisterStartupScript(this.Page.GetType(), "key", "alert('删除ID：" + e.CommandArgument + "');", true);
}
}
}
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