ASP.Net/Asp Control/Link Button

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asp:linkbutton: command name and arguments

   <source lang="csharp">

<%@ Page Language=VB Debug=true %> <script runat=server> Sub Page_Load(ByVal Sender as Object, ByVal E as EventArgs) End Sub Sub CommandButton_Click(Sender As Object, E As CommandEventArgs) 

 lblButtonPressed.Text = "You pressed: " _
     & E.rumandName & "
With this argument: " _
     & E.rumandArgument & "
"

End Sub </SCRIPT> <HTML> <HEAD> <TITLE>Creating a Basic LinkButton Control</TITLE> </HEAD> <form runat="server"> <asp:label 

   id="lblButtonPressed" 
   runat="server"

/>

<asp:linkbutton 

   id="lnkbutSortName"
   text="Sort By Name"
   oncommand="CommandButton_Click"
   commandname="Sort"
   commandargument="By Name"
   runat="server"

/>

<asp:linkbutton 

   id="lnkbutSortPrice"
   text="Sort By Price"
   oncommand="CommandButton_Click"
   commandname="Sort"
   commandargument="By Price"
   runat="server"

/>

<asp:linkbutton 

   id="lnkbutNewSearch"
   text="New Search"
   oncommand="CommandButton_Click"
   commandname="New Search"
   commandargument="None"
   runat="server"

/> </form> </BODY> </HTML> 

      </source>


asp:link button event to change the label text

   <source lang="csharp">

<%@ Page Language="VB" %> <script runat="server"> 

   Sub LinkButton1_Click(sender As Object, e As EventArgs)
     Label1.Text = "This is item 1"
   End Sub
   
   Sub LinkButton2_Click(sender As Object, e As EventArgs)
     Label1.Text = "Some stuff about item 2"
   End Sub
   
   Sub LinkButton3_Click(sender As Object, e As EventArgs)
     Label1.Text = "And now onto item 3"
   End Sub

</script> <html> <body> 

   <form runat="server">
<tbody> </tbody> 
                   <asp:LinkButton id="LinkButton1" onclick="LinkButton1_Click" runat="server">Item 1</asp:LinkButton>

                   <asp:LinkButton id="LinkButton2" onclick="LinkButton2_Click" runat="server">Item 2</asp:LinkButton>

                   <asp:LinkButton id="LinkButton3" onclick="LinkButton3_Click" runat="server">Item 3</asp:LinkButton>

   <asp:Label id="Label1" runat="server">Label</asp:Label>
   </form>

</body> </html> 

      </source>


OnCommand, for asp:linkbutton

   <source lang="csharp">

<%@ Page Language=VB Debug=true %> <script runat=server> Sub Page_Load(ByVal Sender as Object, ByVal E as EventArgs) 

   lblMessage.Text = "Press a button!"

End Sub Sub SubmitBtn1_Click(Sender As Object, E As EventArgs) 

   lblMessage.Text = "You pressed the alone button."

End Sub Sub SubmitBtn2_Click(Sender As Object, E As CommandEventArgs) 

   lblMessage.Text = "The button you clicked: " _
       & e.rumandName _
       & ", has the following arguement: " _
       & e.rumandArgument & "."

End Sub </SCRIPT> <HTML> <HEAD> <TITLE>Link Button Controls Sample Page</TITLE> </HEAD> <BODY> <form runat="server"> <asp:Label 

   id="lblMessage" 
   Text="Press a button!"
   runat="server"

/>

<asp:LinkButton 

   id="butAlone"
   text="Alone Button"
   OnClick="SubmitBtn1_Click" 
   runat="server"

/>

<asp:LinkButton 

   id="butAdd"
   text="Add Record"
   CommandName="Add"
   CommandArgument="None"
   OnCommand="SubmitBtn2_Click" 
   runat="server"

/> <asp:LinkButton 

   id="butEdit"
   text="Edit Record"
   CommandName="Edit"
   CommandArgument="None"
   OnCommand="SubmitBtn2_Click" 
   runat="server"

/> <asp:LinkButton 

   id="butSortA"
   text="Sort A-Z"
   CommandName="Sort"
   CommandArgument="A"
   OnCommand="SubmitBtn2_Click" 
   runat="server"

/> <asp:LinkButton 

   id="butSortD"
   text="Sort Z-A"
   CommandName="Sort"
   CommandArgument="D"
   OnCommand="SubmitBtn2_Click" 
   runat="server"

/> </Form> </BODY> </HTML> 

      </source>
Источник — «http://nfex.ru/index.php?title=ASP.Net/Asp_Control/Link_Button&oldid=2121»