[ASP.NET]支持up,down以及pageup,pagedown,home,end，Enter键盘操作的DataGrid

2023-11-24 11:28•移动端•阅读 4409

一下代码可以实现弹出一个DataGrid窗口，该窗口支持up,down以及pageup,pagedown,home,end，Enter键盘操作，在按下Enter键后将选中的值返回初始窗口的TextBox1中。

webform1.aspx

<%@ Page language="c#" Codebehind="WebForm1.aspx.cs" AutoEventWireup="false" Inherits="ComplexTest.WebForm1" %>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >

<HTML>

<HEAD>

<title>WebForm1</title>

var oldrow

var currowno;

var strReturn; //存储返回值

var newColor='#C0C0C0';

var oldColor;

var MaxRowCount;

function SelectOK(text)

{

eval("parent.opener.document.all.TextBox1.value = text");//向弹出该窗体的窗口返回值

parent.close();

}

function ChangePage(KeyCode)

{

if ( KeyCode == 33 ) { // 定义 PageUp 键快捷功能

document.all.PrevPage.click();//调用服务器控件的相应功能

}

if ( KeyCode == 34 ) { // 定义 PageDown 键快捷功能

document.all.NextPage.click();

}

if ( KeyCode == 36 ) { // 定义 Home 键快捷功能

document.all.FirstPage.click();

}

if ( KeyCode == 35 ) { // 定义 End 键快捷功能

document.all.LastPage.click();

}

if ( KeyCode == 38 ) { // ↑ 键快捷功能

MoveUp();

}

if ( KeyCode == 40 ) { // ↓ 键快捷功能

MoveDown();

}

if ( KeyCode == 37 ) { // ← 键快捷功能( 上一层 )

//QueryParent();

}

if ( KeyCode == 39 ) { // → 键快捷功能( 下一层 )

//QueryChild();

}

if ( KeyCode == 13 ) { // 回车键

SelectOK(strReturn);

}

function RowFocus(rowno,strValue,bFirst)

{

if (bFirst!=0){//如果不是第一次调用该函数

oldrow.style.backgroundColor=oldColor;//将旧的一行设置回原来的颜色

}

strReturn = strValue;//strReturn中保存要返回的值

oldrow=document.all('ROW' + rowno);//在oldrow中保存旧的行

oldColor=document.all('ROW' + rowno).style.backgroundColor;//在oldColor中保存当前行的颜色

document.all('ROW' + rowno).style.backgroundColor= newColor;//设置当前行的颜色为提醒色

currowno=rowno;//在currowno中保存当前行号

}

function MoveUp() {

if(currowno==0)//如果已经是最上一行则设置光标到最底一行

currowno=MaxRowCount-1;

else

currowno=currowno-1;//否则上移一行

document.all('ROW' + currowno).click();//调用该行的点击函数

}

function MoveDown() {

if(currowno==MaxRowCount-1)//如果已经是最底一行则设置光标到最底一行上一行

currowno=0;

else

currowno=currowno+1;//否则下移一行

document.all('ROW' + currowno).click();

}

</script>

if ( event.keyCode == 34 || event.keyCode == 33 || event.keyCode == 35 || event.keyCode == 36 || event.keyCode == 37 || event.keyCode == 38 || event.keyCode == 39 || event.keyCode == 40 || event.keyCode == 13 )

{

ChangePage(event.keyCode);//改变页面显示

}

if ( event.keyCode == 27 ) parent.close();//按下ESC键退出

</script>

<STYLE>.hidetr { VISIBILITY: hidden }

</STYLE>

</HEAD>

<form >

<FONT >

<asp:datagrid server" Width="520px" DataSource="<%# dataSet21 %>" DataMember="Customers" AllowPaging="True" AutoGenerateColumns="False" BorderColor="#3366CC" Border BorderWidth="1px" BackColor="White" CellPadding="4" Font-Size="X-Small" >

<asp:BoundColumn DataField="CustomerID" SortExpression="CustomerID" HeaderText="用户编号">

</asp:BoundColumn>

<asp:BoundColumn DataField="CompanyName" SortExpression="CompanyName" HeaderText="公司名称">

</asp:BoundColumn>

<asp:BoundColumn DataField="ContactName" SortExpression="ContactName" HeaderText="联系人">

</asp:BoundColumn>

<asp:BoundColumn DataField="Address" SortExpression="Address" HeaderText="地址">

</asp:BoundColumn>

</Columns>

</asp:datagrid><asp:label

runat="server" Width="224px">Label</asp:label><asp:button

runat="server" Text="<" Width="24px"></asp:button><asp:button

runat="server" Text=">" Width="25px"></asp:button>

<asp:Button

runat="server" Text="|<" Width="24px"></asp:Button>

<asp:Button

runat="server" Text=">|" Width="28px"></asp:Button>

<asp:TextBox

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

<asp:Button

runat="server" Text="转到"></asp:Button>

<asp:RegularExpressionValidator

runat="server" ErrorMessage="需要输入整数" ValidationExpression="\d" ControlToValidate="txtPageIndex"></asp:RegularExpressionValidator></FONT></form>

</body>

</HTML>

Webform1.aspx.cs

using System;

using System.Collections;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Web;

using System.Web.SessionState;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.HtmlControls;

namespace ComplexTest

{

/// <summary>

/// WebForm1 的摘要说明。

/// </summary>

public class WebForm1 : System.Web.UI.Page

{

protected System.Data.SqlClient.SqlConnection sqlConnection1;

protected System.Web.UI.WebControls.Button PrevPage;

protected System.Web.UI.WebControls.Button NextPage;

protected System.Data.SqlClient.SqlCommand sqlSelectCommand2;

protected System.Data.SqlClient.SqlCommand sqlInsertCommand2;

protected System.Data.SqlClient.SqlCommand sqlUpdateCommand2;

protected System.Data.SqlClient.SqlCommand sqlDeleteCommand2;

protected System.Data.SqlClient.SqlDataAdapter sqlDataAdapter1;

protected ComplexTest.DataSet2 dataSet21;

protected System.Web.UI.WebControls.Button FirstPage;

protected System.Web.UI.WebControls.Button LastPage;

protected System.Web.UI.WebControls.Label lblPageCount;

protected System.Web.UI.WebControls.Button GotoPage;

protected System.Web.UI.WebControls.TextBox txtPageIndex;

protected System.Web.UI.WebControls.RegularExpressionValidator RegularExpressionValidator1;

protected System.Web.UI.WebControls.DataGrid DataGrid1;

private void Page_Load(object sender, System.EventArgs e)

{

// 在此处放置用户代码以初始化页面

if(!IsPostBack)

{

MyDataBind();

}

#region Web 窗体设计器生成的代码

override protected void OnInit(EventArgs e)

{

// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。

InitializeComponent();

base.OnInit(e);

}

/// <summary>

/// 设计器支持所需的方法 - 不要使用代码编辑器修改

/// 此方法的内容。

/// </summary>

private void InitializeComponent()

{

this.sqlConnection1 = new System.Data.SqlClient.SqlConnection();

this.sqlSelectCommand2 = new System.Data.SqlClient.SqlCommand();

this.sqlInsertCommand2 = new System.Data.SqlClient.SqlCommand();

this.sqlUpdateCommand2 = new System.Data.SqlClient.SqlCommand();

this.sqlDeleteCommand2 = new System.Data.SqlClient.SqlCommand();

this.sqlDataAdapter1 = new System.Data.SqlClient.SqlDataAdapter();

this.dataSet21 = new ComplexTest.DataSet2();

((System.ComponentModel.ISupportInitialize)(this.dataSet21)).BeginInit();

this.DataGrid1.ItemDataBound += new System.Web.UI.WebControls.DataGridItemEventHandler(this.DataGrid1_ItemDataBound);

this.PrevPage.Click += new System.EventHandler(this.Button1_Click);

this.NextPage.Click += new System.EventHandler(this.Button2_Click);

this.FirstPage.Click += new System.EventHandler(this.btnFirst_Click);

this.LastPage.Click += new System.EventHandler(this.btnLast_Click);

this.GotoPage.Click += new System.EventHandler(this.GotoPage_Click);

// sqlConnection1

this.sqlConnection1.ConnectionString = "workstation +

" info=False;initial catalog=Northwind";

// sqlSelectCommand2

this.sqlSelectCommand2.CommandText = "SELECT CustomerID, CompanyName, ContactName, ContactTitle, Address, City, Region," +

" PostalCode, Country, Phone, Fax FROM Customers";

this.sqlSelectCommand2.Connection = this.sqlConnection1;

// sqlInsertCommand2

this.sqlInsertCommand2.CommandText = @"INSERT INTO Customers(CustomerID, CompanyName, ContactName, ContactTitle, Address, City, Region, PostalCode, Country, Phone, Fax) VALUES (@CustomerID, @CompanyName, @ContactName, @ContactTitle, @Address, @City, @Region, @PostalCode, @Country, @Phone, @Fax); SELECT CustomerID, CompanyName, ContactName, ContactTitle, Address, City, Region, PostalCode, Country, Phone, Fax FROM Customers WHERE (CustomerID = @CustomerID)";

this.sqlInsertCommand2.Connection = this.sqlConnection1;

this.sqlInsertCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@CustomerID", System.Data.SqlDbType.NVarChar, 5, "CustomerID"));

this.sqlInsertCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@CompanyName", System.Data.SqlDbType.NVarChar, 40, "CompanyName"));

this.sqlInsertCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@ContactName", System.Data.SqlDbType.NVarChar, 30, "ContactName"));

this.sqlInsertCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@ContactTitle", System.Data.SqlDbType.NVarChar, 30, "ContactTitle"));

this.sqlInsertCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Address", System.Data.SqlDbType.NVarChar, 60, "Address"));

this.sqlInsertCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@City", System.Data.SqlDbType.NVarChar, 15, "City"));

this.sqlInsertCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Region", System.Data.SqlDbType.NVarChar, 15, "Region"));

this.sqlInsertCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@PostalCode", System.Data.SqlDbType.NVarChar, 10, "PostalCode"));

this.sqlInsertCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Country", System.Data.SqlDbType.NVarChar, 15, "Country"));

this.sqlInsertCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Phone", System.Data.SqlDbType.NVarChar, 24, "Phone"));

this.sqlInsertCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Fax", System.Data.SqlDbType.NVarChar, 24, "Fax"));

// sqlUpdateCommand2

this.sqlUpdateCommand2.CommandText = @"UPDATE Customers SET CustomerID = @CustomerID, CompanyName = @CompanyName, ContactName = @ContactName, ContactTitle = @ContactTitle, Address = @Address, City = @City, Region = @Region, PostalCode = @PostalCode, Country = @Country, Phone = @Phone, Fax = @Fax WHERE (CustomerID = @Original_CustomerID) AND (Address = @Original_Address OR @Original_Address IS NULL AND Address IS NULL) AND (City = @Original_City OR @Original_City IS NULL AND City IS NULL) AND (CompanyName = @Original_CompanyName) AND (ContactName = @Original_ContactName OR @Original_ContactName IS NULL AND ContactName IS NULL) AND (ContactTitle = @Original_ContactTitle OR @Original_ContactTitle IS NULL AND ContactTitle IS NULL) AND (Country = @Original_Country OR @Original_Country IS NULL AND Country IS NULL) AND (Fax = @Original_Fax OR @Original_Fax IS NULL AND Fax IS NULL) AND (Phone = @Original_Phone OR @Original_Phone IS NULL AND Phone IS NULL) AND (PostalCode = @Original_PostalCode OR @Original_PostalCode IS NULL AND PostalCode IS NULL) AND (Region = @Original_Region OR @Original_Region IS NULL AND Region IS NULL); SELECT CustomerID, CompanyName, ContactName, ContactTitle, Address, City, Region, PostalCode, Country, Phone, Fax FROM Customers WHERE (CustomerID = @CustomerID)";

this.sqlUpdateCommand2.Connection = this.sqlConnection1;

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@CustomerID", System.Data.SqlDbType.NVarChar, 5, "CustomerID"));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@CompanyName", System.Data.SqlDbType.NVarChar, 40, "CompanyName"));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@ContactName", System.Data.SqlDbType.NVarChar, 30, "ContactName"));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@ContactTitle", System.Data.SqlDbType.NVarChar, 30, "ContactTitle"));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Address", System.Data.SqlDbType.NVarChar, 60, "Address"));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@City", System.Data.SqlDbType.NVarChar, 15, "City"));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Region", System.Data.SqlDbType.NVarChar, 15, "Region"));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@PostalCode", System.Data.SqlDbType.NVarChar, 10, "PostalCode"));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Country", System.Data.SqlDbType.NVarChar, 15, "Country"));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Phone", System.Data.SqlDbType.NVarChar, 24, "Phone"));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Fax", System.Data.SqlDbType.NVarChar, 24, "Fax"));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_CustomerID", System.Data.SqlDbType.NVarChar, 5, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "CustomerID", System.Data.DataRowVersion.Original, null));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Address", System.Data.SqlDbType.NVarChar, 60, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Address", System.Data.DataRowVersion.Original, null));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_City", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "City", System.Data.DataRowVersion.Original, null));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_CompanyName", System.Data.SqlDbType.NVarChar, 40, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "CompanyName", System.Data.DataRowVersion.Original, null));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_ContactName", System.Data.SqlDbType.NVarChar, 30, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "ContactName", System.Data.DataRowVersion.Original, null));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_ContactTitle", System.Data.SqlDbType.NVarChar, 30, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "ContactTitle", System.Data.DataRowVersion.Original, null));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Country", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Country", System.Data.DataRowVersion.Original, null));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Fax", System.Data.SqlDbType.NVarChar, 24, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Fax", System.Data.DataRowVersion.Original, null));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Phone", System.Data.SqlDbType.NVarChar, 24, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Phone", System.Data.DataRowVersion.Original, null));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_PostalCode", System.Data.SqlDbType.NVarChar, 10, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "PostalCode", System.Data.DataRowVersion.Original, null));

this.sqlUpdateCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Region", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Region", System.Data.DataRowVersion.Original, null));

// sqlDeleteCommand2

this.sqlDeleteCommand2.CommandText = @"DELETE FROM Customers WHERE (CustomerID = @Original_CustomerID) AND (Address = @Original_Address OR @Original_Address IS NULL AND Address IS NULL) AND (City = @Original_City OR @Original_City IS NULL AND City IS NULL) AND (CompanyName = @Original_CompanyName) AND (ContactName = @Original_ContactName OR @Original_ContactName IS NULL AND ContactName IS NULL) AND (ContactTitle = @Original_ContactTitle OR @Original_ContactTitle IS NULL AND ContactTitle IS NULL) AND (Country = @Original_Country OR @Original_Country IS NULL AND Country IS NULL) AND (Fax = @Original_Fax OR @Original_Fax IS NULL AND Fax IS NULL) AND (Phone = @Original_Phone OR @Original_Phone IS NULL AND Phone IS NULL) AND (PostalCode = @Original_PostalCode OR @Original_PostalCode IS NULL AND PostalCode IS NULL) AND (Region = @Original_Region OR @Original_Region IS NULL AND Region IS NULL)";

this.sqlDeleteCommand2.Connection = this.sqlConnection1;

this.sqlDeleteCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_CustomerID", System.Data.SqlDbType.NVarChar, 5, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "CustomerID", System.Data.DataRowVersion.Original, null));

this.sqlDeleteCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Address", System.Data.SqlDbType.NVarChar, 60, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Address", System.Data.DataRowVersion.Original, null));

this.sqlDeleteCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_City", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "City", System.Data.DataRowVersion.Original, null));

this.sqlDeleteCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_CompanyName", System.Data.SqlDbType.NVarChar, 40, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "CompanyName", System.Data.DataRowVersion.Original, null));

this.sqlDeleteCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_ContactName", System.Data.SqlDbType.NVarChar, 30, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "ContactName", System.Data.DataRowVersion.Original, null));

this.sqlDeleteCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_ContactTitle", System.Data.SqlDbType.NVarChar, 30, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "ContactTitle", System.Data.DataRowVersion.Original, null));

this.sqlDeleteCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Country", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Country", System.Data.DataRowVersion.Original, null));

this.sqlDeleteCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Fax", System.Data.SqlDbType.NVarChar, 24, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Fax", System.Data.DataRowVersion.Original, null));

this.sqlDeleteCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Phone", System.Data.SqlDbType.NVarChar, 24, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Phone", System.Data.DataRowVersion.Original, null));

this.sqlDeleteCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_PostalCode", System.Data.SqlDbType.NVarChar, 10, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "PostalCode", System.Data.DataRowVersion.Original, null));

this.sqlDeleteCommand2.Parameters.Add(new System.Data.SqlClient.SqlParameter("@Original_Region", System.Data.SqlDbType.NVarChar, 15, System.Data.ParameterDirection.Input, false, ((System.Byte)(0)), ((System.Byte)(0)), "Region", System.Data.DataRowVersion.Original, null));

// sqlDataAdapter1

this.sqlDataAdapter1.DeleteCommand = this.sqlDeleteCommand2;

this.sqlDataAdapter1.InsertCommand = this.sqlInsertCommand2;

this.sqlDataAdapter1.SelectCommand = this.sqlSelectCommand2;

this.sqlDataAdapter1.TableMappings.AddRange(new System.Data.Common.DataTableMapping[] {

new System.Data.Common.DataTableMapping("Table", "Customers", new System.Data.Common.DataColumnMapping[] {

new System.Data.Common.DataColumnMapping("CustomerID", "CustomerID"),

new System.Data.Common.DataColumnMapping("CompanyName", "CompanyName"),

new System.Data.Common.DataColumnMapping("ContactName", "ContactName"),

new System.Data.Common.DataColumnMapping("ContactTitle", "ContactTitle"),

new System.Data.Common.DataColumnMapping("Address", "Address"),

new System.Data.Common.DataColumnMapping("City", "City"),

new System.Data.Common.DataColumnMapping("Region", "Region"),

new System.Data.Common.DataColumnMapping("PostalCode", "PostalCode"),

new System.Data.Common.DataColumnMapping("Country", "Country"),

new System.Data.Common.DataColumnMapping("Phone", "Phone"),

new System.Data.Common.DataColumnMapping("Fax", "Fax")})});

this.sqlDataAdapter1.UpdateCommand = this.sqlUpdateCommand2;

// dataSet21

this.dataSet21.DataSetName = "DataSet2";

this.dataSet21.Locale = new System.Globalization.CultureInfo("zh-CN");

this.Load += new System.EventHandler(this.Page_Load);

((System.ComponentModel.ISupportInitialize)(this.dataSet21)).EndInit();

}

#endregion

private void DataGrid1_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)

{

if((e.Item.ItemType==ListItemType.Item)||(e.Item.ItemType==ListItemType.AlternatingItem))

{

string strField=e.Item.Cells[0].Text;//指定要返回的字段，目前是返回第0行，可以改成其他的字段

e.Item.Attributes.Add("onDblClick","SelectOK('"+strField+"')");//双击时也可以返回选中结果

e.Item.Attributes.Add("onClick","RowFocus("+e.Item.ItemIndex+",'"+strField+"',1)");//单击时执行选中行

e.Item.Attributes.Add("id","ROW"+e.Item.ItemIndex);//给表格中的每一行起个名字以方便客户端代码调用

if(e.Item.ItemIndex==0) //设置初始化时的Javascript语句

{

CreateJavascript(strField,DataGrid1.PageSize);//初始化客户端代码

}

//e.Item.Attributes.Add("onMouseOver","RowFocus("+e.Item.ItemIndex+",'"+e.Item.Cells[0].Text +"',1)");

}

private void CreateJavascript(string ColValue,int PageSize)

{

//画面初始化Javascript语句，将凸现行设置为首行，并设置页面行数

String scriptString = "<script language=javascript>";

scriptString += "MaxRowCount ="+PageSize+";"; //对客户端代码设置最大的行数

scriptString += "RowFocus(0,'"+ColValue+"',0)";//设置初始化时将光标定位到第一行

scriptString += "</script>";

if(!this.IsStartupScriptRegistered("Startup"))

this.RegisterStartupScript("Startup", scriptString);

}

private void Button1_Click(object sender, System.EventArgs e)

{

if(DataGrid1.PageCount>0)

{

if(DataGrid1.CurrentPageIndex>0)

{

DataGrid1.CurrentPageIndex = DataGrid1.CurrentPageIndex-1;

MyDataBind();

}

private void Button2_Click(object sender, System.EventArgs e)

{

if(DataGrid1.PageCount>0)

{

if(DataGrid1.CurrentPageIndex<DataGrid1.PageCount-1)

{

DataGrid1.CurrentPageIndex =DataGrid1.CurrentPageIndex+1;

MyDataBind();

}

private void btnFirst_Click(object sender, System.EventArgs e)

{

if(DataGrid1.PageCount>0)

{

DataGrid1.CurrentPageIndex = 0;

MyDataBind();

}

private void btnLast_Click(object sender, System.EventArgs e)

{

if(DataGrid1.PageCount>0)

{

DataGrid1.CurrentPageIndex =DataGrid1.PageCount-1;

MyDataBind();

}

private void MyDataBind()

{

sqlDataAdapter1.Fill(dataSet21);

DataGrid1.DataBind();

if(DataGrid1.PageCount>0)

{

int PageIndex = DataGrid1.CurrentPageIndex+1;

lblPageCount.Text = "共"+DataGrid1.PageCount+"页，当前为第"+PageIndex.ToString()+"页";

txtPageIndex.Text = PageIndex.ToString();

}

private void GotoPage_Click(object sender, System.EventArgs e)

{

if(DataGrid1.PageCount>0)

{

if(txtPageIndex.Text.Length>0)

{

int i=Convert.ToInt16(txtPageIndex.Text)-1;

if((i<DataGrid1.PageCount)&&(i>=0))

{

DataGrid1.CurrentPageIndex=i;

MyDataBind();

}

index.aspx

<%@ Page language="c#" Codebehind="index.aspx.cs" AutoEventWireup="false" Inherits="ComplexTest.index" %>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >

<HTML>

<HEAD>

<title>index</title>

function Search() //选择发货单位

{

var strURL;

strURL="WebForm1.aspx";

window.open(strURL,"SELECT_ONE_BASE","TOOLBAR=NO,MENUBAR=NO,RESIZABLE=YES,TOP=0,LEFT=0,WIDTH=720PT,HEIGHT=460PT");

}

</script>

if ( event.keyCode == 27 )

{

window.opener='anyone';window.close();

}

</script>

<STYLE>.flattext { FONT-SIZE: x-small; BORDER-TOP-STYLE: none; BORDER-BOTTOM: black 1px solid; FONT-FAMILY: 宋体; BORDER-RIGHT-STYLE: none; BORDER-LEFT-STYLE: none }

.seltext { FONT-SIZE: x-small; BORDER-TOP-STYLE: none; BORDER-BOTTOM: black 1px solid; FONT-FAMILY: 宋体; BORDER-RIGHT-STYLE: none; BORDER-LEFT-STYLE: none; BACKGROUND-COLOR: #ffcc66 }

</STYLE>

</HEAD>

<form >

<FONT

<asp:TextBox

CssClass="flattext" ReadOnly="True" BackColor="#FFE0C0" Height="20px"></asp:TextBox><INPUT

type="button" value="..." onClick="Search()">

<asp:Label >请选择</asp:Label></FONT></form>

</body>

</HTML>

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