You're welcome.
Good Luck!
Regards,
Steven Cheng
Microsoft Online Support
Get Secure!
www.microsoft.com/security
(This posting is provided "AS IS", with no warranties, and confers no
rights.)
--------------------
| NNTP-Posting-Date: Mon, 15 Aug 2005 21:48:02 -0500
| From: "Dave H" <Da***@noemail. nospam>
| Newsgroups: microsoft.publi c.dotnet.framew ork.aspnet
| References: <PK************ *************** **************@ comcast.com>
<AI************ ********@twiste r2.libero.it>
<pq************ *@TK2MSFTNGXA01 .phx.gbl>
| Subject: Re: listbox - mulitple selection detection
| Date: Mon, 15 Aug 2005 19:47:51 -0700
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| Thanks, to both of you... Dave
|
| "Steven Cheng[MSFT]" <st*****@online .microsoft.com> wrote in message
| news:pq******** *****@TK2MSFTNG XA01.phx.gbl...
| > Thanks for Andrea's inputs.
| >
| > Hi Dave,
| >
| > Since the ASP.NET ListBox dosn't provide buildin property to represent
| > multi selected items(under multi-select mode), generally we need to loop
| > through all the items to check the selection status.
| >
| > Also, I think Andrea's suggestion is a good trick since it directly
| capture
| > the ListBox's html post back datas and analyize it to get whether
there's
| > multi items selected. One correction on the code is that we should use
| the
| > "UniqueID" rather than "clientID" when retrieving control's postback
form
| > data. For example:
| >
| > Request.Form[this.ListBox1.U niqueID]
| >
| > Hope helps. Thanks,
| >
| > Steven Cheng
| > Microsoft Online Support
| >
| > Get Secure!
www.microsoft.com/security
| > (This posting is provided "AS IS", with no warranties, and confers no
| > rights.)
| >
| > --------------------
| > | From: "Andrea Zani" <an****@aspital ia.com>
| > | Newsgroups: microsoft.publi c.dotnet.framew ork.aspnet
| > | References: <PK************ *************** **************@ comcast.com>
| > | Subject: Re: listbox - mulitple selection detection
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| > | Date: Sun, 14 Aug 2005 08:58:08 GMT
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| >
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| > D!not-for-mail
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| > microsoft.publi c.dotnet.framew ork.aspnet:1178 58
| > | X-Tomcat-NG: microsoft.publi c.dotnet.framew ork.aspnet
| > |
| > | Dave H <Da***@noemail. nospam> ha scritto:
| > | > I have an asp:listbox, allowing multiple selections, is there a
quick
| > | > check to see if there's more than one selected, or do I need to go
| > | > through the whole list?
| > | >
| > | > Thanks, Dave
| > |
| > | This is possibile solution:
| > | int
| > |
| >
|
selected=Reques t.Params[ListBox1.Client ID]==null?0:Reques t.Params[ListBox1.C
| > lientID].ToString().Spl it(',').Length;
| > |
| > | if (selected>1)
| > | // multi-select
| > |
| > | --
| > | AZ [Microsoft - .NET MVP]
| > | Mia Home page:
http://ciclismo.sitiasp.it
| > | Asp.Net community:
http://www.aspitalia.com
| > | Il mio blog:
http://blogs.aspitalia.com/az
| > |
| > |
| > |
| > |
| >
|
|
|
