DataGrid实现增删（带提示）改和分页

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ASP UI Web JavaScript C

@Pagelanguage="c#"Codebehind="WebForm5.aspx.cs"AutoEventWireup="false"Inherits="csdn.WebForm5"%>

<!DOCTYPEHTMLPUBLIC"-//W3C//DTDHTML4.0Transitional//EN">

<HTML>

<HEAD>

<title>WebForm5</title>

<metacontent="MicrosoftVisualStudio.NET7.1"name="GENERATOR">

<metacontent="C#"name="CODE_LANGUAGE">

<metacontent="JavaScript"name="vs_defaultClientScript">

<metacontent="http://schemas.microsoft.com/intellisense/ie5"name="vs_targetSchema">

</HEAD>

<body>

<formid="Form1"method="post"runat="server">

<inputtype="hidden"id="rd"runat="server"name="rd">

<asp:textboxid="TextBox1"runat="server"Width="88px"></asp:textbox>

<asp:TextBoxid="TextBox2"runat="server"Width="40px"></asp:TextBox>

<asp:Buttonid="Button1"runat="server"Text="添加"></asp:Button>

<asp:TextBoxid="TextBox3"runat="server"Width="128px"></asp:TextBox>

<asp:Buttonid="Button2"runat="server"Text="筛选"></asp:Button>

<asp:Buttonid="Button3"runat="server"Text="下载"></asp:Button>

<asp:DataGridID="DataGrid1"runat="server"AutoGenerateColumns="False"DataKeyField="ID"AllowPaging="True"

PageSize="20"OnEditCommand="edit"OnCancelCommand="cancel"OnUpdateCommand="update">

<asp:TemplateColumnHeaderText="多选">

<inputtype="hidden"id="SelectedID"runat="server"

value='<%#Container.ItemIndex%>'name="SelectedID"/>

<asp:CheckBoxID="chkExport"runat="server"/>

</itemtemplate>

</asp:TemplateColumn>

<asp:TemplateColumnHeaderText="单选">

#Container.ItemIndex+1%>

<inputtype=radioname="rad"value='<%#Container.ItemIndex+1%>'>

</itemtemplate>

</asp:TemplateColumn>

<asp:TemplateColumnHeaderText="姓名">

#myfunc(DataBinder.Eval(Container.DataItem,"vName"))%>

</itemtemplate>

<asp:TextBoxID="name"runat="server"Text='<%#DataBinder.Eval(Container.DataItem,"vName")%>'Width="88px"></asp:TextBox>

</edititemtemplate>

</asp:TemplateColumn>

<asp:TemplateColumnHeaderText="年龄">

#DataBinder.Eval(Container.DataItem,"iAge")%>

</itemtemplate>

<asp:TextBoxID="age"runat="server"Text='<%#DataBinder.Eval(Container.DataItem,"iAge")%>'Width="40px"></asp:TextBox>

</edititemtemplate>

</asp:TemplateColumn>

<asp:TemplateColumnHeaderText="打开">

<asp:HyperLinkText="打开"NavigateUrl='<%#"newpage.aspx?name="+DataBinder.Eval(Container.DataItem,"vname")+"&age="+DataBinder.Eval(Container.DataItem,"iage")%>'runat="server"Target="_blank"></asp:HyperLink>

</itemtemplate>

</asp:TemplateColumn>

<asp:TemplateColumnHeaderText="打开">

<asp:HyperLinkText="打开"NavigateUrl='<%#myfunc2(DataBinder.Eval(Container.DataItem,"vName"),DataBinder.Eval(Container.DataItem,"iAge"))%>'runat="server"Target="_blank"ID="Hyperlink1"></asp:HyperLink>

</itemtemplate>

</asp:TemplateColumn>

<asp:EditCommandColumnButtonType="LinkButton"UpdateText="更新"CancelText="取消"EditText="编辑"></asp:EditCommandColumn>

<asp:ButtonColumnText="删除"CommandName="del"></asp:ButtonColumn>

</columns>

<pagerstyleMode="NumericPages"></pagerstyle>

</asp:DataGrid>

<asp:Labelid="Label1"runat="server"></asp:Label>

<asp:ButtonID="button4"runat="server"Text="单选结果"></asp:Button>

<asp:Buttonid="Button5"runat="server"Text="多选结果"></asp:Button>

<asp:Buttonid="Button6"runat="server"Text="选中所有"></asp:Button>

<asp:Buttonid="Button7"runat="server"Text="取消所有"></asp:Button></form>

</body>

</HTML>

后台代码:

//C#Document

usingSystem;

usingSystem.Collections;

usingSystem.ComponentModel;

usingSystem.Data;

usingSystem.Data.SqlClient;

usingSystem.Drawing;

usingSystem.Web;

usingSystem.Web.SessionState;

usingSystem.Web.UI;

usingSystem.Web.UI.WebControls;

usingSystem.Web.UI.HtmlControls;usingSystem.IO;

namespacecsdn

{

/**////<summary>

///WebForm5的摘要说明。

///</summary>

publicclassWebForm5:System.Web.UI.Page

{

protectedSystem.Web.UI.WebControls.TextBoxTextBox1;

protectedSystem.Web.UI.WebControls.TextBoxTextBox2;

protectedSystem.Web.UI.WebControls.ButtonButton1;

protectedSystem.Web.UI.WebControls.TextBoxTextBox3;

protectedSystem.Web.UI.WebControls.ButtonButton2;

protectedSystem.Web.UI.WebControls.ButtonButton3;

protectedSystem.Web.UI.WebControls.LabelLabel1;

protectedSystem.Web.UI.HtmlControls.HtmlInputHiddenrd;

protectedSystem.Web.UI.WebControls.Buttonbutton4;

protectedSystem.Web.UI.WebControls.ButtonButton5;

protectedSystem.Web.UI.WebControls.ButtonButton6;

protectedSystem.Web.UI.WebControls.DataGridDataGrid1;

protectedSystem.Web.UI.WebControls.ButtonButton7;

privatevoidPage_Load(objectsender,System.EventArgse)

{

stringjs="";

js+="<script>\r\n";

js+="functionld(){\r\n";

js+="for(i=0;i<document.getElementsByName('rad').length;i++)\r\n";

js+="if(document.getElementsByName('rad')[i].value==";

js+="document.getElementById('rd').value)";

js+="document.getElementsByName('rad')[i].checked=true\r\n";

js+="}\r\n";

js+="window.onload=ld\r\n";

js+="</script>\r\n";

this.RegisterClientScriptBlock("js",js);

if(!IsPostBack)

{

SetBind();

}

protectedvoidSetBind()

{

SqlConnectionconn=newSqlConnection(System.Configuration.ConfigurationSettings.AppSettings["conn"]);

SqlDataAdapterda=newSqlDataAdapter("select*fromtb1",conn);

DataSetds=newDataSet();

da.Fill(ds,"table1");

this.DataGrid1.DataSource=ds.Tables["table1"];

this.DataGrid1.DataBind();

this.Label1.Text=ds.Tables["table1"].Compute("avg(iAge)","iAge>20").ToString();

}

protectedcolor: #00000

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