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Add some functions to the last DataGrid page!

Source: Internet
Author: User
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<% @ Import Namespace = "System. Data" %>

<Html>
<Script language = "C #" runat = "server">

ICollection CreateDataSource (){
DataTable dt = new DataTable ();
DataRow dr;

Dt. Columns. Add (new DataColumn ("IntegerValue", typeof (Int32 )));
Dt. Columns. Add (new DataColumn ("StringValue", typeof (string )));
Dt. Columns. Add (new DataColumn ("DateTimeValue", typeof (string )));
Dt. Columns. Add (new DataColumn ("BoolValue", typeof (bool )));

For (int I = 0; I <200; I ++ ){
Dr = dt. NewRow ();

Dr [0] = I;
Dr [1] = "Item" + Int32.ToString (I );
Dr [2] = DateTime. Now. tow.datestring ();
Dr [3] = (I % 2! = 0 )? True: false;

Dt. Rows. Add (dr );
}

DataView dv = new DataView (dt );
Return dv;
}

Void Page_Load (Object sender, EventArgs e ){
If (chk1.Checked ){
MyDataGrid. PagerStyle. Visible = true;
}
Else {
MyDataGrid. PagerStyle. Visible = false;
}

BindGrid ();
}

Void PagerButtonClick (Object sender, EventArgs e ){
// Used by external paging UI
String arg = (LinkButton) sender). CommandArgument;

Switch (arg)
{
Case ("next "):
If (MyDataGrid. CurrentPageIndex <(MyDataGrid. PageCount-1 ))
MyDataGrid. CurrentPageIndex ++;
Break;
Case ("prev "):
If (MyDataGrid. CurrentPageIndex> 0)
MyDataGrid. CurrentPageIndex --;
Break;
Case ("last "):
MyDataGrid. CurrentPageIndex = (MyDataGrid. PageCount-1 );
Break;
Default:
// Page number
MyDataGrid. CurrentPageIndex = arg. ToInt32 ();
Break;
}
BindGrid ();
}

Void MyDataGrid_Page (Object sender, DataGridPageChangedEventArgs e ){
// Used by built-in pager. CurrentPageIndex already set
BindGrid ();
}

Void BindGrid (){
MyDataGrid. DataSource = CreateDataSource ();
MyDataGrid. DataBind ();
ShowStats ();
}

Void ShowStats (){
LblCurrentIndex. Text = "CurrentPageIndex is" + MyDataGrid. CurrentPageIndex;
LblPageCount. Text = "PageCount is" + MyDataGrid. PageCount;
}


</Script>

<Body>

<H3> <font face = "Verdana"> Providing Alternate Paging UI </font>

<Form runat = server>

<ASP: DataGrid id = "MyDataGrid" runat = "server"
AllowPaging = "True"
PageSize = "10"
PagerStyle-Mode = "NumericPages"
PagerStyle-HorizontalAlign = "Right"
OnPageIndexChanged = "MyDataGrid_Page"
BorderColor = "black"
BorderWidth = "1"
GridLines = "Both"
CellPadding = "3"
CellSpacing = "0"
Font-Name = "Verdana"
Font-Size = "8pt"
HeaderStyle-BackColor = "# aaaadd"
AlternatingItemStyle-BackColor = "# eeeeee"
/>

<P>
<Asp: LinkButton id = "btnPrev" runat = "server"
Text = "Previous page"
CommandArgument = "prev"
ForeColor = "navy"
Font-Name = "verdana" Font-size = "8pt"
OnClick = "PagerButtonClick"
/>

<Asp: LinkButton id = "btnNext" runat = "server"
Text = "Next page"
CommandArgument = "next"
ForeColor = "navy"
Font-Name = "verdana" Font-size = "8pt"
OnClick = "PagerButtonClick"
/>

<Asp: LinkButton id = "btnPage8" runat = "server"
Text = "Go to Page 8"
CommandArgument = "7"
ForeColor = "navy"
Font-Name = "verdana" Font-size = "8pt"
OnClick = "PagerButtonClick"
/>

<Asp: LinkButton id = "btnFirst" runat = "server"
Text = "Go to the first page"
CommandArgument = "0"
ForeColor = "navy"
Font-Name = "verdana" Font-size = "8pt"
OnClick = "PagerButtonClick"
/>

<Asp: LinkButton id = "btnLast" runat = "server"
Text = "Go to the last page"
CommandArgument = "last"
ForeColor = "navy"
Font-Name = "verdana" Font-size = "8pt"
OnClick = "PagerButtonClick"
/>


<P>
<Asp: Checkbox id = "chk1" runat = "server"
Text = "Show built-in pager"
Font-Name = "Verdana"
Font-Size = "8pt"
AutoPostBack = "true"
/>

<P>
<Table bgcolor = "# eeeeee" cellpadding = "6"> <tr> <td nowrap> <font face = "Verdana" size = "-2">

<Asp: Label id = "lblCurrentIndex" runat = "server"/> <br>
<Asp: Label id = "lblPageCount" runat = "server"/> <br>

</Font> </td> </tr> </table>
</Form>

</Body>
</Html>

Author: jspfuns


This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
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