run button_click() with getfocus in asp.net (c#)

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i am working with asp.net
i have many control in a webform
i have a button
and i want execute a function or a procedure when my button get focus
example :when button get focus or tabindex run button_click()
in asp.net i dont have getfocus event or setfocus event.
how i do it

Posted 6-Jul-12 1:50am

sadegh_rusta

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prot0col · Answer 1 · 2012-07-06T02:20:00

Solution 1

You can do this using javascript, something like this

JavaScript

document.getElementById('txt').focus();
document.getElementById('txt').value= "RoseIndia";

Posted 6-Jul-12 2:20am

prot0col

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sadegh_rusta 6-Jul-12 8:22am

i want solution with C#

sharmila rao · Answer 2 · 2012-07-06T02:35:00

Solution 2

For Button I don't think there is Focus event. Only Click event is present.
You can try with Click event, right?

Posted 6-Jul-12 2:35am

sharmila rao

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sadegh_rusta 6-Jul-12 8:52am

no i have a webform (Register new User) in my site
in i have one textbox(Username) and a Button On the Right side
i want do wxample yahoo.com
i want run button_click when textbox_username Lost focus and button get focus
for scan username

Sanjay Kunjam · Answer 3 · 2012-07-06T03:16:00

Solution 3

You may try this for Check username availability on TextBox lost focus.

http://www.aspdotnet-suresh.com/2011/03/how-to-check-username-availability.html[^]

http://riderdesign.com/articles/Check-username-availability-with-ASP.NET-AJAX.aspx[^]

Posted 6-Jul-12 3:16am

Sanjay Kunjam