该博客主要围绕DataGrid展开，实现了自定义分页功能，如改变传统分页显示、通过A - Z字母分页等，还包含选择的check功能。代码中使用了多种数据处理和控件操作，如SqlConnection、SqlDataAdapter等，同时对DataGrid的各项事件进行了处理。
代码
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
DataGridDemoCS
{
///
///
Demo1 的摘要说明。
///
public
class
DemoFinal : System.Web.UI.Page
{
protected
System.Data.SqlClient.SqlConnection sqlConnection1;
protected
System.Data.SqlClient.SqlDataAdapter sqlDataAdapter1;
//
注意：dataset在编辑状态中将清空，所以可以将dataset申明为static，这样就可以保持dataset状态；
//
静态成员变量不可以用this来调用
protected
DataGridDemoCS.dsCustomers dsCustomers1;
protected
DataGridDemoCS.dsCustomers.CustomersDataTable dsCustomerTable;
protected
DataGridDemoCS.dsCustomers.CustomersRow dsCustomerRow;
protected
System.Data.SqlClient.SqlCommand sqlSelectCommand1;
protected
System.Data.SqlClient.SqlCommand sqlInsertCommand1;
protected
System.Data.SqlClient.SqlCommand sqlUpdateCommand1;
protected
System.Data.SqlClient.SqlCommand sqlDeleteCommand1;
protected
System.Data.SqlClient.SqlConnection sqlConnection2;
protected
System.Web.UI.WebControls.Button Button1;
protected
System.Web.UI.WebControls.Button BtnInsertOneRow;
protected
System.Web.UI.WebControls.Button BtnDeleteGrouply;
protected
System.Web.UI.WebControls.Panel PnlPage;
protected
System.Data.DataView dv;
protected
System.Data.SqlClient.SqlDataAdapter sqlDataAdapter2;
protected
System.Data.SqlClient.SqlConnection sqlConnection3;
protected
System.Web.UI.WebControls.DataGrid DataGrid1;
public
int
ExpandedItem
=
7
;
public
Unit HostColumnWidth;
private
DataGrid detailsGrid;
const
string
ExpandText
=
"
+
"
;
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.Web.UI.WebControls.Button Button2;
const
string
CollapseText
=
"
-
"
;
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
(
!
Page.IsPostBack)
{
ExpandedItem
=
-
1
;
testWorkFlow
=
""
;
ViewState[
"
Sort
"
]
=
"
CustomerID
"
;
ViewState[
"
orderby
"
]
=
"
asc
"
;
bindDate();
BtnDeleteGrouply.Attributes.Add(
"
OnClick
"
,
"
javascript:DeleteGrouply();
"
);
HostColumnWidth
=
Unit.Pixel(
150
);
}
}
void
bindDate()
{
testWorkFlow
=
""
;
sqlDataAdapter1.Fill(dsCustomers1,
"
Customers
"
);
if
((
string
)(ViewState[
"
Sort
"
])
!=
""
)
dv.Sort
=
(
string
)ViewState[
"
Sort
"
]
+
"
"
+
ViewState[
"
orderby
"
];
else
dsCustomers1.Customers.DefaultView.Sort
=
"
CustomerID
"
;
if
((
string
)(ViewState[
"
alpha
"
])
!=
""
)
{
dv.RowFilter
=
"
CustomerID LIKE '
"
+
(
string
)(ViewState[
"
alpha
"
])
+
"
%'
"
;
}
DataGrid1.DataBind();
m_CreatePageTimes
=
0
;
}
#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);
}
///
///
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。
///
private
void
InitializeComponent()
{
this
.sqlConnection1
=
new
System.Data.SqlClient.SqlConnection();
this
.sqlDataAdapter1
=
new
System.Data.SqlClient.SqlDataAdapter();
this
.sqlDeleteCommand1
=
new
System.Data.SqlClient.SqlCommand();
this
.sqlConnection2
=
new
System.Data.SqlClient.SqlConnection();
this
.sqlInsertCommand1
=
new
System.Data.SqlClient.SqlCommand();
this
.sqlSelectCommand1
=
new
System.Data.SqlClient.SqlCommand();
this
.sqlUpdateCommand1
=
new
System.Data.SqlClient.SqlCommand();
this
.dsCustomers1
=
new
DataGridDemoCS.dsCustomers();
this
.dv
=
new
System.Data.DataView();
this
.sqlDataAdapter2
=
new
System.Data.SqlClient.SqlDataAdapter();
this
.sqlDeleteCommand2
=
new
System.Data.SqlClient.SqlCommand();
this
.sqlConnection3
=
new
System.Data.SqlClient.SqlConnection();
this
.sqlInsertCommand2
=
new
System.Data.SqlClient.SqlCommand();
this
.sqlSelectCommand2
=
new
System.Data.SqlClient.SqlCommand();
this
.sqlUpdateCommand2
=
new
System.Data.SqlClient.SqlCommand();
((System.ComponentModel.ISupportInitialize)(
this
.dsCustomers1)).BeginInit();
((System.ComponentModel.ISupportInitialize)(
this
.dv)).BeginInit();
this
.DataGrid1.ItemCreated
+=
new
System.Web.UI.WebControls.DataGridItemEventHandler(
this
.DataGrid1_ItemCreated);
this
.DataGrid1.ItemCommand
+=
new
System.Web.UI.WebControls.DataGridCommandEventHandler(
this
.DataGrid1_ItemCommand);
this
.DataGrid1.Init
+=
new
System.EventHandler(
this
.DataGrid1_Init);
this
.DataGrid1.PageIndexChanged
+=
new
System.Web.UI.WebControls.DataGridPageChangedEventHandler(
this
.DataGrid1_PageIndexChanged);
this
.DataGrid1.CancelCommand
+=
new
System.Web.UI.WebControls.DataGridCommandEventHandler(
this
.DataGrid1_CancelCommand);
this
.DataGrid1.PreRender
+=
new
System.EventHandler(
this
.DataGrid1_PreRender);
this
.DataGrid1.EditCommand
+=
new
System.Web.UI.WebControls.DataGridCommandEventHandler(
this
.DataGrid1_EditCommand);
this
.DataGrid1.SortCommand
+=
new
System.Web.UI.WebControls.DataGridSortCommandEventHandler(
this
.DataGrid1_SortCommand);
this
.DataGrid1.DataBinding
+=
new
System.EventHandler(
this
.DataGrid1_DataBinding);
this
.DataGrid1.UpdateCommand
+=
new
System.Web.UI.WebControls.DataGridCommandEventHandler(
this
.DataGrid1_UpdateCommand);
this
.DataGrid1.DeleteCommand
+=
new
System.Web.UI.WebControls.DataGridCommandEventHandler(
this
.DataGrid1_DeleteCommand);
this
.DataGrid1.ItemDataBound
+=
new
System.Web.UI.WebControls.DataGridItemEventHandler(
this
.DataGrid1_ItemDataBound);
this
.Button1.Click
+=
new
System.EventHandler(
this
.Button1_Click);
this
.BtnInsertOneRow.Click
+=
new
System.EventHandler(
this
.BtnInsertOneRow_Click);
this
.BtnDeleteGrouply.Click
+=
new
System.EventHandler(
this
.BtnDeleteGrouply_Click);
//
//
sqlConnection1
//
this
.sqlConnection1.ConnectionString
=
"
workstation id=/"FANCY-FAMILY/";packet size=4096;user id=sa;data source=/"FANCY-FAMI
"
+
"
LY/";persist security info=False;initial catalog=Northwind
"
;
//
//
sqlDataAdapter1
//
this
.sqlDataAdapter1.DeleteCommand
=
this
.sqlDeleteCommand1;
this
.sqlDataAdapter1.InsertCommand
=
this
.sqlInsertCommand1;
this
.sqlDataAdapter1.SelectCommand
=
this
.sqlSelectCommand1;
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
.sqlUpdateCommand1;
//
//
sqlDeleteCommand1
//
this
.sqlDeleteCommand1.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
.sqlDeleteCommand1.Connection
=
this
.sqlConnection2;
this
.sqlDeleteCommand1.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
.sqlDeleteCommand1.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
.sqlDeleteCommand1.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
.sqlDeleteCommand1.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
.sqlDeleteCommand1.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
.sqlDeleteCommand1.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
.sqlDeleteCommand1.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
.sqlDeleteCommand1.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
.sqlDeleteCommand1.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
.sqlDeleteCommand1.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
.sqlDeleteCommand1.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
));
//
//
sqlConnection2
//
this
.sqlConnection2.ConnectionString
=
"
workstation id=/"FANCY-FAMILY/";packet size=4096;user id=sa;data source=/"FANCY-FAMI
"
+
"
LY/";persist security info=False;initial catalog=Northwind
"
;
//
//
sqlInsertCommand1
//
this
.sqlInsertCommand1.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
.sqlInsertCommand1.Connection
=
this
.sqlConnection2;
this
.sqlInsertCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@CustomerID
"
, System.Data.SqlDbType.NVarChar,
5
,
"
CustomerID
"
));
this
.sqlInsertCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@CompanyName
"
, System.Data.SqlDbType.NVarChar,
40
,
"
CompanyName
"
));
this
.sqlInsertCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@ContactName
"
, System.Data.SqlDbType.NVarChar,
30
,
"
ContactName
"
));
this
.sqlInsertCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@ContactTitle
"
, System.Data.SqlDbType.NVarChar,
30
,
"
ContactTitle
"
));
this
.sqlInsertCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Address
"
, System.Data.SqlDbType.NVarChar,
60
,
"
Address
"
));
this
.sqlInsertCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@City
"
, System.Data.SqlDbType.NVarChar,
15
,
"
City
"
));
this
.sqlInsertCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Region
"
, System.Data.SqlDbType.NVarChar,
15
,
"
Region
"
));
this
.sqlInsertCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@PostalCode
"
, System.Data.SqlDbType.NVarChar,
10
,
"
PostalCode
"
));
this
.sqlInsertCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Country
"
, System.Data.SqlDbType.NVarChar,
15
,
"
Country
"
));
this
.sqlInsertCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Phone
"
, System.Data.SqlDbType.NVarChar,
24
,
"
Phone
"
));
this
.sqlInsertCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Fax
"
, System.Data.SqlDbType.NVarChar,
24
,
"
Fax
"
));
//
//
sqlSelectCommand1
//
this
.sqlSelectCommand1.CommandText
=
"
SELECT CustomerID, CompanyName, ContactName, ContactTitle, Address, City, Region,
"
+
"
PostalCode, Country, Phone, Fax FROM Customers
"
;
this
.sqlSelectCommand1.Connection
=
this
.sqlConnection2;
//
//
sqlUpdateCommand1
//
this
.sqlUpdateCommand1.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
.sqlUpdateCommand1.Connection
=
this
.sqlConnection2;
this
.sqlUpdateCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@CustomerID
"
, System.Data.SqlDbType.NVarChar,
5
,
"
CustomerID
"
));
this
.sqlUpdateCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@CompanyName
"
, System.Data.SqlDbType.NVarChar,
40
,
"
CompanyName
"
));
this
.sqlUpdateCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@ContactName
"
, System.Data.SqlDbType.NVarChar,
30
,
"
ContactName
"
));
this
.sqlUpdateCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@ContactTitle
"
, System.Data.SqlDbType.NVarChar,
30
,
"
ContactTitle
"
));
this
.sqlUpdateCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Address
"
, System.Data.SqlDbType.NVarChar,
60
,
"
Address
"
));
this
.sqlUpdateCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@City
"
, System.Data.SqlDbType.NVarChar,
15
,
"
City
"
));
this
.sqlUpdateCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Region
"
, System.Data.SqlDbType.NVarChar,
15
,
"
Region
"
));
this
.sqlUpdateCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@PostalCode
"
, System.Data.SqlDbType.NVarChar,
10
,
"
PostalCode
"
));
this
.sqlUpdateCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Country
"
, System.Data.SqlDbType.NVarChar,
15
,
"
Country
"
));
this
.sqlUpdateCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Phone
"
, System.Data.SqlDbType.NVarChar,
24
,
"
Phone
"
));
this
.sqlUpdateCommand1.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Fax
"
, System.Data.SqlDbType.NVarChar,
24
,
"
Fax
"
));
this
.sqlUpdateCommand1.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
.sqlUpdateCommand1.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
.sqlUpdateCommand1.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
.sqlUpdateCommand1.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
.sqlUpdateCommand1.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
.sqlUpdateCommand1.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
.sqlUpdateCommand1.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
.sqlUpdateCommand1.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
.sqlUpdateCommand1.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
.sqlUpdateCommand1.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
.sqlUpdateCommand1.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
));
//
//
dsCustomers1
//
this
.dsCustomers1.DataSetName
=
"
dsCustomers
"
;
this
.dsCustomers1.Locale
=
new
System.Globalization.CultureInfo(
"
zh-CN
"
);
//
//
dv
//
this
.dv.Table
=
this
.dsCustomers1.Customers;
//
//
sqlDataAdapter2
//
this
.sqlDataAdapter2.DeleteCommand
=
this
.sqlDeleteCommand2;
this
.sqlDataAdapter2.InsertCommand
=
this
.sqlInsertCommand2;
this
.sqlDataAdapter2.SelectCommand
=
this
.sqlSelectCommand2;
this
.sqlDataAdapter2.TableMappings.AddRange(
new
System.Data.Common.DataTableMapping[] {
new
System.Data.Common.DataTableMapping(
"
Table
"
,
"
Orders
"
,
new
System.Data.Common.DataColumnMapping[] {
new
System.Data.Common.DataColumnMapping(
"
OrderID
"
,
"
OrderID
"
),
new
System.Data.Common.DataColumnMapping(
"
OrderDate
"
,
"
OrderDate
"
),
new
System.Data.Common.DataColumnMapping(
"
ShipName
"
,
"
ShipName
"
),
new
System.Data.Common.DataColumnMapping(
"
ShipAddress
"
,
"
ShipAddress
"
),
new
System.Data.Common.DataColumnMapping(
"
ShipCity
"
,
"
ShipCity
"
),
new
System.Data.Common.DataColumnMapping(
"
CustomerID
"
,
"
CustomerID
"
)})});
this
.sqlDataAdapter2.UpdateCommand
=
this
.sqlUpdateCommand2;
//
//
sqlDeleteCommand2
//
this
.sqlDeleteCommand2.CommandText
=
@"
DELETE FROM Orders WHERE (OrderID = @Original_OrderID) AND (CustomerID = @Original_CustomerID OR @Original_CustomerID IS NULL AND CustomerID IS NULL) AND (OrderDate = @Original_OrderDate OR @Original_OrderDate IS NULL AND OrderDate IS NULL) AND (ShipAddress = @Original_ShipAddress OR @Original_ShipAddress IS NULL AND ShipAddress IS NULL) AND (ShipCity = @Original_ShipCity OR @Original_ShipCity IS NULL AND ShipCity IS NULL) AND (ShipName = @Original_ShipName OR @Original_ShipName IS NULL AND ShipName IS NULL)
"
;
this
.sqlDeleteCommand2.Connection
=
this
.sqlConnection3;
this
.sqlDeleteCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Original_OrderID
"
, System.Data.SqlDbType.Int,
4
, System.Data.ParameterDirection.Input,
false
, ((System.Byte)(
0
)), ((System.Byte)(
0
)),
"
OrderID
"
, System.Data.DataRowVersion.Original,
null
));
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_OrderDate
"
, System.Data.SqlDbType.DateTime,
8
, System.Data.ParameterDirection.Input,
false
, ((System.Byte)(
0
)), ((System.Byte)(
0
)),
"
OrderDate
"
, System.Data.DataRowVersion.Original,
null
));
this
.sqlDeleteCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Original_ShipAddress
"
, System.Data.SqlDbType.NVarChar,
60
, System.Data.ParameterDirection.Input,
false
, ((System.Byte)(
0
)), ((System.Byte)(
0
)),
"
ShipAddress
"
, System.Data.DataRowVersion.Original,
null
));
this
.sqlDeleteCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Original_ShipCity
"
, System.Data.SqlDbType.NVarChar,
15
, System.Data.ParameterDirection.Input,
false
, ((System.Byte)(
0
)), ((System.Byte)(
0
)),
"
ShipCity
"
, System.Data.DataRowVersion.Original,
null
));
this
.sqlDeleteCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Original_ShipName
"
, System.Data.SqlDbType.NVarChar,
40
, System.Data.ParameterDirection.Input,
false
, ((System.Byte)(
0
)), ((System.Byte)(
0
)),
"
ShipName
"
, System.Data.DataRowVersion.Original,
null
));
//
//
sqlConnection3
//
this
.sqlConnection3.ConnectionString
=
"
workstation id=/"FANCY-FAMILY/";packet size=4096;user id=sa;data source=/"FANCY-FAMI
"
+
"
LY/";persist security info=False;initial catalog=Northwind
"
;
//
//
sqlInsertCommand2
//
this
.sqlInsertCommand2.CommandText
=
@"
INSERT INTO Orders(OrderDate, ShipName, ShipAddress, ShipCity, CustomerID) VALUES (@OrderDate, @ShipName, @ShipAddress, @ShipCity, @CustomerID); SELECT OrderID, OrderDate, ShipName, ShipAddress, ShipCity, CustomerID FROM Orders WHERE (OrderID = @@IDENTITY)
"
;
this
.sqlInsertCommand2.Connection
=
this
.sqlConnection3;
this
.sqlInsertCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@OrderDate
"
, System.Data.SqlDbType.DateTime,
8
,
"
OrderDate
"
));
this
.sqlInsertCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@ShipName
"
, System.Data.SqlDbType.NVarChar,
40
,
"
ShipName
"
));
this
.sqlInsertCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@ShipAddress
"
, System.Data.SqlDbType.NVarChar,
60
,
"
ShipAddress
"
));
this
.sqlInsertCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@ShipCity
"
, System.Data.SqlDbType.NVarChar,
15
,
"
ShipCity
"
));
this
.sqlInsertCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@CustomerID
"
, System.Data.SqlDbType.NVarChar,
5
,
"
CustomerID
"
));
//
//
sqlSelectCommand2
//
this
.sqlSelectCommand2.CommandText
=
"
SELECT OrderID, OrderDate, ShipName, ShipAddress, ShipCity, CustomerID FROM Order
"
+
"
s
"
;
this
.sqlSelectCommand2.Connection
=
this
.sqlConnection3;
//
//
sqlUpdateCommand2
//
this
.sqlUpdateCommand2.CommandText
=
@"
UPDATE Orders SET OrderDate = @OrderDate, ShipName = @ShipName, ShipAddress = @ShipAddress, ShipCity = @ShipCity, CustomerID = @CustomerID WHERE (OrderID = @Original_OrderID) AND (CustomerID = @Original_CustomerID OR @Original_CustomerID IS NULL AND CustomerID IS NULL) AND (OrderDate = @Original_OrderDate OR @Original_OrderDate IS NULL AND OrderDate IS NULL) AND (ShipAddress = @Original_ShipAddress OR @Original_ShipAddress IS NULL AND ShipAddress IS NULL) AND (ShipCity = @Original_ShipCity OR @Original_ShipCity IS NULL AND ShipCity IS NULL) AND (ShipName = @Original_ShipName OR @Original_ShipName IS NULL AND ShipName IS NULL); SELECT OrderID, OrderDate, ShipName, ShipAddress, ShipCity, CustomerID FROM Orders WHERE (OrderID = @OrderID)
"
;
this
.sqlUpdateCommand2.Connection
=
this
.sqlConnection3;
this
.sqlUpdateCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@OrderDate
"
, System.Data.SqlDbType.DateTime,
8
,
"
OrderDate
"
));
this
.sqlUpdateCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@ShipName
"
, System.Data.SqlDbType.NVarChar,
40
,
"
ShipName
"
));
this
.sqlUpdateCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@ShipAddress
"
, System.Data.SqlDbType.NVarChar,
60
,
"
ShipAddress
"
));
this
.sqlUpdateCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@ShipCity
"
, System.Data.SqlDbType.NVarChar,
15
,
"
ShipCity
"
));
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(
"
@Original_OrderID
"
, System.Data.SqlDbType.Int,
4
, System.Data.ParameterDirection.Input,
false
, ((System.Byte)(
0
)), ((System.Byte)(
0
)),
"
OrderID
"
, System.Data.DataRowVersion.Original,
null
));
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_OrderDate
"
, System.Data.SqlDbType.DateTime,
8
, System.Data.ParameterDirection.Input,
false
, ((System.Byte)(
0
)), ((System.Byte)(
0
)),
"
OrderDate
"
, System.Data.DataRowVersion.Original,
null
));
this
.sqlUpdateCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Original_ShipAddress
"
, System.Data.SqlDbType.NVarChar,
60
, System.Data.ParameterDirection.Input,
false
, ((System.Byte)(
0
)), ((System.Byte)(
0
)),
"
ShipAddress
"
, System.Data.DataRowVersion.Original,
null
));
this
.sqlUpdateCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Original_ShipCity
"
, System.Data.SqlDbType.NVarChar,
15
, System.Data.ParameterDirection.Input,
false
, ((System.Byte)(
0
)), ((System.Byte)(
0
)),
"
ShipCity
"
, System.Data.DataRowVersion.Original,
null
));
this
.sqlUpdateCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@Original_ShipName
"
, System.Data.SqlDbType.NVarChar,
40
, System.Data.ParameterDirection.Input,
false
, ((System.Byte)(
0
)), ((System.Byte)(
0
)),
"
ShipName
"
, System.Data.DataRowVersion.Original,
null
));
this
.sqlUpdateCommand2.Parameters.Add(
new
System.Data.SqlClient.SqlParameter(
"
@OrderID
"
, System.Data.SqlDbType.Int,
4
,
"
OrderID
"
));
this
.Button2.Click
+=
new
System.EventHandler(
this
.Button2_Click);
this
.Load
+=
new
System.EventHandler(
this
.Page_Load);
((System.ComponentModel.ISupportInitialize)(
this
.dsCustomers1)).EndInit();
((System.ComponentModel.ISupportInitialize)(
this
.dv)).EndInit();
}
#endregion
private
void
DataGrid1_EditCommand(
object
source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
testWorkFlow
=
""
;
DataGrid1.EditItemIndex
=
e.Item.ItemIndex;
bindDate();
}
private
void
DataGrid1_CancelCommand(
object
source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
DataGrid1.EditItemIndex
=-
1
;
bindDate();
}
private
void
DataGrid1_UpdateCommand(
object
source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
//
注意：e.Item.Cells[0].Text ;是引用不到任何值的，即每次的状态改变都将引发该状态下的数据，不可以跨越状态的获取
//
现在是处于编辑状态，所以只能通过类型转换来获取textbox里的值
//
((TextBox)e.Item.Cells[1].Controls[0]).Text
//
CustomerID设置为只读，在编辑状态下，仍然处于label状态,只能用e.Item.Cells[0].Text;来获取单元格中的值
string
strCustomerID
=
e.Item.Cells[
1
].Text;
string
strCompanyName
=
((TextBox)e.Item.Cells[
2
].Controls[
0
]).Text ;
string
strContactName
=
((TextBox)e.Item.Cells[
3
].Controls[
0
]).Text ;
string
strCity
=
((TextBox)e.Item.Cells[
4
].Controls[
0
]).Text ;
//
在编辑状态调用模版列有两种方式：
//
1）((TextBox)e.Item.Cells[4].Controls[1]).Text； 注意必须是Control[1]不是[0] control[0]是一个{System.Web.UI.LiteralControl}， Text: "/r/n/t/t/t/t/t/t/t/t"
//
2）((TextBox)e.Item.FindControl["控件id"]).Text; FindControl可以查找该单元内的任何一个控件id
string
strCoutry
=
((TextBox)e.Item.Cells[
5
].Controls[
1
]).Text ;
string
strPhone
=
((TextBox)e.Item.Cells[
6
].Controls[
0
]).Text ;
sqlDataAdapter1.Fill(dsCustomers1,
"
Customers
"
);
dsCustomerRow
=
dsCustomers1.Customers.FindByCustomerID(strCustomerID);
dsCustomerRow.CompanyName
=
strCompanyName;
dsCustomerRow.ContactName
=
strContactName;
dsCustomerRow.City
=
strCity;
dsCustomerRow.Country
=
strCoutry;
dsCustomerRow.Phone
=
strPhone;
sqlDataAdapter1.Update(dsCustomers1,
"
Customers
"
);
dsCustomers1.AcceptChanges();
DataGrid1.EditItemIndex
=-
1
;
bindDate();
//
e.Item.ItemIndex
}
private
void
DataGrid1_DeleteCommand(
object
source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
string
CustomersID
=
e.Item.Cells[
0
].Text;
}
private
void
DataGrid1_DataBinding(
object
sender, System.EventArgs e)
{
Response.Write(e.ToString());
}
private
void
DataGrid1_ItemCommand(
object
source, System.Web.UI.WebControls.DataGridCommandEventArgs e)
{
if
(e.CommandName
==
"
alpha
"
)
{
ViewState[
"
alpha
"
]
=
e.CommandArgument;
m_CreatePageTimes
=
0
;
DataGrid1.CurrentPageIndex
=
0
;
bindDate();
}
if
(e.CommandName
==
"
Cancle
"
)
{
DataGrid1.ShowFooter
=
false
;
}
if
(e.CommandName
==
"
Insert
"
)
{
sqlDataAdapter1.Fill(dsCustomers1);
dsCustomerRow
=
(dsCustomers.CustomersRow)dsCustomers1.Customers.NewRow();
dsCustomerRow.CustomerID
=
((TextBox)e.Item.Cells[
1
].Controls[
0
]).Text ;
dsCustomerRow.CompanyName
=
((TextBox)e.Item.Cells[
2
].Controls[
0
]).Text;
dsCustomerRow.ContactName
=
((TextBox)e.Item.Cells[
3
].Controls[
0
]).Text;
dsCustomerRow.City
=
((TextBox)e.Item.Cells[
4
].Controls[
0
]).Text;
dsCustomerRow.Country
=
((TextBox)e.Item.Cells[
5
].Controls[
0
]).Text;
dsCustomerRow.Phone
=
((TextBox)e.Item.Cells[
6
].Controls[
0
]).Text;
dsCustomers1.Customers.AddCustomersRow(dsCustomerRow);
sqlDataAdapter1.Update(dsCustomers1,
"
Customers
"
);
dsCustomers1.AcceptChanges();
DataBind();
DataGrid1.ShowFooter
=
false
;
}
if
(e.CommandName
==
"
Expand
"
)
{
ExpandItem(e.Item);
}
}
private
void
ExpandItem(DataGridItem item)
{
if
(item.ItemIndex
==
(ExpandedItem
%
DataGrid1.PageSize))
SetExpandedItem(item,
false
);
else
SetExpandedItem(item,
true
);
}
//
Adjust the index of the expanded item
private
void
SetExpandedItem(DataGridItem item,
bool
expand)
{
if
(expand)
ExpandedItem
=
(DataGrid1.PageSize
*
DataGrid1.CurrentPageIndex
+
item.ItemIndex);
else
ExpandedItem
=
-
1
;
}
private
void
DataGrid1_PreRender(
object
sender, System.EventArgs e)
{
}
public
string
testWorkFlow
=
""
;
private
int
m_CreatePageTimes
=
0
;
private
void
DataGrid1_ItemCreated(
object
sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
{
testWorkFlow
+=
e.Item.ItemType.ToString()
+
"
->
"
;
if
(e.Item.ItemType
==
ListItemType.Header)
{
//
排序
foreach
(TableCell c
in
e.Item.Cells)
{
if
(c.Controls.Count
>
0
&&
c.Controls[
0
].GetType().ToString()
==
"
System.Web.UI.WebControls.DataGridLinkButton
"
)
{
if
(((LinkButton)c.Controls[
0
]).Text
==
(
string
)ViewState[
"
Sort
"
])
{
Label l
=
new
Label();
l.Font.Name
=
"
Webdings
"
;
if
((
string
)ViewState[
"
orderby
"
]
==
"
asc
"
)
l.Text
=
"
5
"
;
else
l.Text
=
"
6
"
;
c.Controls.Add(l);
}
}
}
}
if
(e.Item.ItemType
==
ListItemType.Footer)
{
int
i
=
0
;LinkButton lb;
foreach
(TableCell c
in
e.Item.Cells)
{
if
(i
==
0
)
c.Controls.Add(
new
CheckBox());
else
if
(i
==
e.Item.Cells.Count
-
2
)
{
lb
=
new
LinkButton();
lb.Text
=
"
插入
"
;
lb.CommandName
=
"
Insert
"
;
c.Controls.Add(lb);
}
else
if
(i
==
e.Item.Cells.Count
-
1
)
{
lb
=
new
LinkButton();
lb.Text
=
"
取消
"
;
lb.CommandName
=
"
Cancle
"
;
c.Controls.Add(lb);
}
else
c.Controls.Add(
new
TextBox());
i
++
;
}
}
if
(e.Item.ItemType
==
ListItemType.Pager)
{
if
(m_CreatePageTimes
==
0
)
{
e.Item.Cells[
0
].Controls.Clear();
LinkButton l;
for
(
int
i
=
65
;i
<
65
+
25
;i
++
)
{
l
=
new
LinkButton();
LiteralControl lc
=
new
LiteralControl();
lc.Text
=
"
"
;
l.CommandName
=
"
alpha
"
;
l.CommandArgument
=
Convert.ToChar(i).ToString();
l.Text
=
Convert.ToChar(i).ToString();
e.Item.Cells[
0
].Controls.Add(l);
e.Item.Cells[
0
].Controls.Add(lc);
}
l
=
new
LinkButton();
l.Text
=
"
All
"
;
l.CommandName
=
"
alpha
"
;
l.CommandArgument
=
""
;
e.Item.Cells[
0
].Controls.Add(l);
m_CreatePageTimes
++
;
}
else
if
(m_CreatePageTimes
==
1
)
{
foreach
(Control ct
in
e.Item.Cells[
0
].Controls)
{
switch
(ct.GetType().ToString())
{
case
"
System.Web.UI.WebControls.Label
"
:
{
Label l
=
(Label)ct;
l.Text
=
"
当前页[
"
+
l.Text
+
"
]
"
;
break
;
}
case
"
System.Web.UI.LiteralControl
"
:
{
LiteralControl lc
=
(LiteralControl)ct;
lc.Text
=
"
|
"
;
break
;
}
case
"
System.Web.UI.WebControls.DataGridLinkButton
"
:
{
LinkButton lb
=
(LinkButton)ct;
if
(e.Item.Cells[
0
].Controls.IndexOf(ct)
==
0
&&
lb.Text
==
"
...
"
)
lb.Text
=
"
[向前翻页]
"
;
else
if
(e.Item.Cells[
0
].Controls.IndexOf(ct)
==
e.Item.Cells[
0
].Controls.Count
-
1
&&
lb.Text
==
"
...
"
)
lb.Text
=
"
[向后翻页]
"
;
else
lb.Text
=
"
第[
"
+
lb.Text
+
"
]页
"
;
break
;
}
}
}
}
}
}
private
void
DataGrid1_PageIndexChanged(
object
source, System.Web.UI.WebControls.DataGridPageChangedEventArgs e)
{
DataGrid1.CurrentPageIndex
=
e.NewPageIndex;
m_CreatePageTimes
=
0
;
bindDate();
}
private
void
Button1_Click(
object
sender, System.EventArgs e)
{
Response.Write(testWorkFlow
+
"
End
"
);
}
private
void
DataGrid1_SortCommand(
object
source, System.Web.UI.WebControls.DataGridSortCommandEventArgs e)
{
ViewState[
"
Sort
"
]
=
e.SortExpression;
if
((
string
)ViewState[
"
orderby
"
]
==
"
asc
"
)
ViewState[
"
orderby
"
]
=
"
desc
"
;
else
ViewState[
"
orderby
"
]
=
"
asc
"
;
m_CreatePageTimes
=
0
;
bindDate();
}
private
void
DataGrid1_ItemDataBound(
object
sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
{
}
public
void
Check_Changed(
object
sender,System.EventArgs e)
{
CheckBox chk
=
(CheckBox)sender;
DataGridItem dgi;
dgi
=
(DataGridItem)chk.Parent.Parent;
if
(chk.Checked)
{
dgi.BackColor
=
DataGrid1.SelectedItemStyle.BackColor;
dgi.ForeColor
=
DataGrid1.SelectedItemStyle.ForeColor;
}
else
{
dgi.BackColor
=
DataGrid1.ItemStyle.BackColor;
dgi.ForeColor
=
DataGrid1.ItemStyle.ForeColor;
}
}
private
void
BtnInsertOneRow_Click(
object
sender, System.EventArgs e)
{
DataGrid1.ShowFooter
=
true
;
}
private
void
BtnDeleteGrouply_Click(
object
sender, System.EventArgs e)
{
sqlDataAdapter1.Fill(dsCustomers1,
"
Customers
"
);
foreach
(DataGridItem dgi
in
DataGrid1.Items)
{
CheckBox chk
=
(CheckBox)dgi.Cells[
0
].Controls[
1
];
if
(chk.Checked
==
true
)
{
string
CustomerID
=
dgi.Cells[
1
].Text;
dsCustomerRow
=
dsCustomers1.Customers.FindByCustomerID(CustomerID);
dsCustomerRow.Delete();
}
}
sqlDataAdapter1.Update(dsCustomers1);
dsCustomers1.AcceptChanges();
}
private
void
Button2_Click(
object
sender, System.EventArgs e)
{
string
CustomerID
=
""
;
foreach
(DataGridItem dgi
in
DataGrid1.Items)
{
if
(((CheckBox)dgi.Cells[
0
].FindControl(
"
chkOne
"
)).Checked
==
true
)
CustomerID
+=
dgi.Cells[
1
].Text;
}
Response.Write(CustomerID);
}
}
}
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