GridView 实现服务器端和客户端全选的两种方法

代码很简单,这里就不累赘了。看代码如下:<%@ Page Language="C#" AutoEventWireup="true"%>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"
>

<script runat="server">
 
// 计算数据,完全可以从数据看取得
  ICollection CreateDataSource()
  {
    System.Data.DataTable dt
=new System.Data.DataTable();
    System.Data.DataRow dr;
    dt.Columns.Add(
new System.Data.DataColumn("序号", typeof(System.String)));
    dt.Columns.Add(
new System.Data.DataColumn("学生姓名", typeof(System.String)));
    dt.Columns.Add(
new System.Data.DataColumn("语文", typeof(System.Decimal)));
    dt.Columns.Add(
new System.Data.DataColumn("数学", typeof(System.Decimal)));
    dt.Columns.Add(
new System.Data.DataColumn("英语", typeof(System.Decimal)));
    dt.Columns.Add(
new System.Data.DataColumn("计算机", typeof(System.Decimal)));

   
for (int i =0; i <8; i++)
    {
      System.Random rd
=new System.Random(Environment.TickCount * i); ;
      dr
= dt.NewRow();
      dr[
0] = i.ToString();
      dr[
1] ="【孟子E章】"+ i.ToString();
      dr[
2] = System.Math.Round(rd.NextDouble() *100, 2);
      dr[
3] = System.Math.Round(rd.NextDouble() *100, 2);
      dr[
4] = System.Math.Round(rd.NextDouble() *100, 2);
      dr[
5] = System.Math.Round(rd.NextDouble() *100, 2);
      dt.Rows.Add(dr);
    }
    System.Data.DataView dv
=new System.Data.DataView(dt);
   
return dv;
  }

  protected
void Page_Load(object sender, EventArgs e)
  {
   
if (!IsPostBack)
    {

      GridView2.DataSource
= GridView1.DataSource = CreateDataSource();
      GridView2.DataBind();
      GridView1.DataBind();
    }
  }

  protected
void Button1_Click(object sender, EventArgs e)
  {
    Ret1.Text
="";
    foreach (GridViewRow gvr
in GridView1.Rows)
    {
      CheckBox ch
= (CheckBox)gvr.FindControl("ItemCheckBox");
     
if (ch.Checked)
      {
        Ret1.Text
+="<li>GridView1 您选择的是(键值):"+ GridView1.DataKeys[gvr.DataItemIndex].Value.ToString();
      }
    }
  }

  protected
void Button2_Click(object sender, EventArgs e)
  {
    Ret2.Text
="";
    foreach (GridViewRow gvr
in GridView2.Rows)
    {
      CheckBox ch
= (CheckBox)gvr.FindControl("ItemCheckBox");
     
if (ch.Checked)
      {
        Ret2.Text
+="<li>GridView2 您选择的是(键值):"+ GridView2.DataKeys[gvr.DataItemIndex].Value.ToString();
      }
    }
  }

  protected
void CheckAll(object sender, EventArgs e)
  {
    CheckBox cbx
= (CheckBox)sender;
    foreach (GridViewRow gvr
in GridView1.Rows)
    {
      CheckBox ch
= (CheckBox)gvr.FindControl("ItemCheckBox");
      ch.Checked
= cbx.Checked;
    }
  }
</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
 
<title>GridView 实现服务器端和客户端全选的两种方法</title>

 
<script type="text/javascript">
 
//<![CDATA[
  function CheckAll(oCheckbox)
  {
  
var GridView2 = document.getElementById("<%=GridView2.ClientID %>");
  
for(i =1;i < GridView2.rows.length; i++)
   {
    GridView2.rows[i].cells[
0].getElementsByTagName("INPUT")[0].checked = oCheckbox.checked;
   }
  }
 
 
//]]>
  </script>

</head>
<body>
 
<form id="Form1" runat="server">
   
<table style="800px;font-size:12px;">
     
<tr valign="top">
       
<td>
         
<asp:GridView ID="GridView1" runat="server" Font-Size="12px" BackColor="#FFFFFF"
            GridLines
="Both" CellPadding="4" DataKeyNames="序号" AutoGenerateColumns="false">
           
<HeaderStyle BackColor="#EDEDED" Height="26px"/>
           
<Columns>
             
<asp:TemplateField>
               
<HeaderTemplate>
                 
<asp:CheckBox ID="CheckBox1" runat="server" Text="全选" AutoPostBack="true" OnCheckedChanged="CheckAll"/>
               
</HeaderTemplate>
               
<ItemTemplate>
                 
<asp:CheckBox ID="ItemCheckBox" runat="server"/>
               
</ItemTemplate>
             
</asp:TemplateField>
             
<asp:BoundField DataField="学生姓名" HeaderText="学生姓名"/>
             
<asp:BoundField DataField="语文" HeaderText="语文"/>
             
<asp:BoundField DataField="数学" HeaderText="数学"/>
             
<asp:BoundField DataField="英语" HeaderText="英语"/>
             
<asp:BoundField DataField="计算机" HeaderText="计算机"/>
           
</Columns>
         
</asp:GridView>
         
<asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="得到选择的行值"/>
       
</td>
       
<td align="right">
         
<asp:GridView ID="GridView2" runat="server" Font-Size="12px" BackColor="#FFFFFF"
            GridLines
="Both" CellPadding="4" DataKeyNames="序号" AutoGenerateColumns="false">
           
<HeaderStyle BackColor="#EDEDED" Height="26px"/>
           
<Columns>
             
<asp:TemplateField>
               
<HeaderTemplate>
                 
<input id="Checkbox2" type="checkbox" onclick="CheckAll(this)" runat="server"/><label>全选</label>
               
</HeaderTemplate>
               
<ItemTemplate>
                 
<asp:CheckBox ID="ItemCheckBox" runat="server"/>
               
</ItemTemplate>
             
</asp:TemplateField>
             
<asp:BoundField DataField="学生姓名" HeaderText="学生姓名"/>
             
<asp:BoundField DataField="语文" HeaderText="语文"/>
             
<asp:BoundField DataField="数学" HeaderText="数学"/>
             
<asp:BoundField DataField="英语" HeaderText="英语"/>
             
<asp:BoundField DataField="计算机" HeaderText="计算机"/>
           
</Columns>
         
</asp:GridView>
         
<asp:Button ID="Button2" runat="server" OnClick="Button2_Click" Text="得到选择的行值"/>
       
</td>
     
</tr>
     
<tr valign="top">
       
<td>
         
<asp:Literal ID="Ret1" runat="server"></asp:Literal>
       
</td>
       
<td align="right">
         
<asp:Literal ID="Ret2" runat="server"></asp:Literal>
       
</td>
     
</tr>
   
</table>
 
</form>
</body>
</html>

作者:江宁织造
博客:http://www.cnblogs.com/wgx0428/
原文地址:https://www.cnblogs.com/wgx0428/p/2495193.html