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The user control of the datagridview into Excel

Source: Internet
Author: User
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Front-end page:

<% @ Page Language = "C #" enableeventvalidation = "false" autoeventwireup = "true" codefile = "default. aspx. cs" inherits = "_ default" %>

<! Doctype HTML public "-// W3C // dtd xhtml 1.0 transitional // en" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<HTML xmlns = "http://www.w3.org/1999/xhtml">
<Head runat = "server">
<Title> untitled page </title>

</Head>
<Body>
<Form ID = "form1" runat = "server">
<Div>
<Div id = "print" runat = "server">
<Style type = "text/CSS">
TD
{
Background-color: Gray;
Font-size: Large
}
. Style1
{
Width: 143px;
}
</Style>
<Table id = "Table1" border = "1">
<Tr style = "background-color: Red">
<TD> User Name </TD>
<TD class = "style1" rowspan = "2"> password 22 </TD>
</Tr>
<Tr>
<TD> 22 </TD>
</Tr>
</Table>
</Div>

<Asp: button id = "btn_export" runat = "server" text = "export to excel (default)" onclick = "btn_exportclick"/>


<Asp: button id = "btn_exporttoexcelpaging" runat = "server" text = "export to excel paging" onclick = "btn_exportexcelpaging"/>

</Div>
</Form>
</Body>
</Html>

Background code:

Protected void btn_exportclick (Object sender, eventargs E)
{

Toexcel (print, "DD", true );
// String style = @ "<style>. Text {MSO-number-format :\@;}</SCRIPT> ";

// Response. clearcontent ();
// Response. addheader ("content-disposition", "attachment; filename=myexcelfile.xls ");
// Response. contenttype = "application/Excel ";

// Stringwriter Sw = new stringwriter ();
// Htmltextwriter HTW = new htmltextwriter (SW );
// Print. rendercontrol (HTW );
//// Gvusers. rendercontrol (HTW );
/// Style is added dynamically
// Response. Write (style );
// Response. Write (SW. tostring ());
// Response. End ();
}

Protected void btn_exportexcelpaging (Object sender, eventargs E)
{
// Disablecontrols (gvusers );

// Response. clearcontent ();
// Response. addheader ("content-disposition", "attachment; filename=myexcelfile.xls ");
// Response. contenttype = "application/Excel ";

// Stringwriter Sw = new stringwriter ();
// Htmltextwriter HTW = new htmltextwriter (SW );

// Gvusers. rendercontrol (HTW );
// Response. Write (SW. tostring ());
// Response. End ();
}
Public override void verifyrenderinginserverform (Control)
{

}
Public void toexcel (Control, string filename, bool unformat)
{
System. Io. stringwriter Tw = new system. Io. stringwriter ();
System. Web. UI. htmltextwriter hW = new system. Web. UI. htmltextwriter (TW );
Control. rendercontrol (HW );

System. Web. httpresponse response = system. Web. httpcontext. Current. response;

Response. Write (control. tostring ());
Response. Clear ();
Response. charset = "UTF-8 ";
Response. contentencoding = system. Text. encoding. default;
Response. contenttype = "application/vnd. MS-excel ";
Response. appendheader ("content-disposition", "attachment; filename =" + system. Web. httputility. urlencode (filename) + ". xls ");
Response. write ("<HTML> String output = TW. tostring ();
If (unformat)
{
//-12-17 qianwt uses regular expressions to remove the link format and image format in HTML
Output = RegEx. Replace (output, @ "<\ s */? \ S * A [^>] *> "," ", regexoptions. Compiled | regexoptions. ignorecase );
Output = RegEx. Replace (output, @ "<\ s */? \ S * IMG [^>] *> "," ", regexoptions. Compiled | regexoptions. ignorecase );
}
Response. Write (output );
Response. Write ("</body> Response. End ();
HW. Close ();
HW. Flush ();
Tw. Close ();
Tw. Flush ();
}
}

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:
wordpress the field datagridview php user access control turn excel into web app advanced datagridview xamarin forms user control import json data into excel

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