gridview实现服务器端和客户端全选的两种方法分享

站长资源 2024/11/29 佚名

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复制代码代码如下:
<%@ 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">

    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】"+ 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>

</head>
<body>
<form id="Form1" runat="server">
    <table style="width: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>

gridview,服务器,客户端,全选

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