Hallo,
>
> Jo du hast schon recht...nur wo?;-)
da wo Andreas sagte ;-)
die ID ist der Schl�ssel
Gruss
Alex
hier die L�sung:
WebForm1.aspx:
<%@ Page language="c#" Codebehind="WebForm1.aspx.cs" AutoEventWireup="false"
Inherits="DotNetFu.WebForm1" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>WebForm1</title>
<meta name="GENERATOR" Content="Microsoft Visual Studio .NET 7.1">
<meta name="CODE_LANGUAGE" Content="C#">
<meta name=vs_defaultClientScript content="JavaScript">
<meta name=vs_targetSchema content="http://schemas.microsoft.com/intellisense/ie5";>
</HEAD>
<body MS_POSITIONING="GridLayout">
<form id="Form1" method="post" runat="server">
<asp:PlaceHolder ID="ph1" Runat="server"/>
<asp:Button id="Button1" runat="server" Text="Button 1"></asp:Button>
<asp:Button id="Button2" runat="server" Text="Button2"></asp:Button>
</form>
</body>
</HTML>
WebForm1.aspx.cs:
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
namespace DotNetFu
{
/// <summary>
/// Zusammenfassung f�r WebForm1.
/// </summary>
public class WebForm1 : System.Web.UI.Page
{
protected System.Web.UI.WebControls.PlaceHolder ph1;
protected System.Web.UI.WebControls.Button Button2;
protected System.Web.UI.WebControls.Button Button1;
private void Page_Load(object sender, System.EventArgs e)
{
if(!Page.IsPostBack)
ViewState["clicked"] = false;
if(Page.IsPostBack&&(bool)ViewState["clicked"]==true)
{
PlaceHolder ph1 = (PlaceHolder)Page.FindControl("ph1");
switch((int)ViewState["Button"])
{
case 1:
WebUserControl1 wus1 =
(WebUserControl1)Page.LoadControl("WebUserControl1.ascx");
ph1.Controls.Clear();
wus1.ID = "wus1";
ph1.Controls.Add(wus1);
break;
case 2:
ph1.Controls.Clear();
WebUserControl2 wus2 =
(WebUserControl2)Page.LoadControl("WebUserControl2.ascx");
wus2.ID = "wus2";
ph1.Controls.Add(wus2);
break;
}
}
}
#region Vom Web Form-Designer generierter Code
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: Dieser Aufruf ist f�r den ASP.NET Web
Form-Designer erforderlich.
//
InitializeComponent();
base.OnInit(e);
}
/// <summary>
/// Erforderliche Methode f�r die Designerunterst�tzung.
/// Der Inhalt der Methode darf nicht mit dem Code-Editor ge�ndert
werden.
/// </summary>
private void InitializeComponent()
{
this.Button1.Click += new
System.EventHandler(this.Button1_Click);
this.Button2.Click += new
System.EventHandler(this.Button2_Click);
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
public void Button1_Click(object sender, System.EventArgs e)
{
PlaceHolder ph1 = (PlaceHolder)Page.FindControl("ph1");
WebUserControl1 wus1 =
(WebUserControl1)Page.LoadControl("WebUserControl1.ascx");
wus1.ID = "wus1";
ph1.Controls.Clear();
ph1.Controls.Add(wus1);
ViewState["clicked"] = true;
ViewState["Button"] = 1;
}
private void Button2_Click(object sender, System.EventArgs e)
{
PlaceHolder ph1 = (PlaceHolder)Page.FindControl("ph1");
WebUserControl2 wus2 =
(WebUserControl2)Page.LoadControl("WebUserControl2.ascx");
wus2.ID = "wus2";
ph1.Controls.Clear();
ph1.Controls.Add(wus2);
ViewState["clicked"] = true;
ViewState["Button"] = 2;
}
}
}
WebUserControl1.ascx.cs:
namespace DotNetFu
{
using System;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
/// <summary>
/// Zusammenfassung f�r WebUserControl1.
/// </summary>
public class WebUserControl1 : System.Web.UI.UserControl
{
protected System.Web.UI.WebControls.Label Label1;
private void Page_Init(object sender, System.EventArgs e)
{
AddButtons();
}
private void Page_Load(object sender, System.EventArgs e)
{
//AddButtons();
}
private void AddButtons()
{
for(int i=1;i<10;i++)
{
LinkButton btnOption = new LinkButton();
btnOption.Text = "Mein Button " + i.ToString();
btnOption.ID = "btnOption_" + (i).ToString() ;
btnOption.CommandArgument = (i).ToString();
btnOption.Command +=new
CommandEventHandler(btnOption_Command);
Literal l = new Literal();
l.Text = "<br>";
this.Controls.Add(btnOption);
this.Controls.Add(l);
if(!Page.IsPostBack)
{
btnOption.Command +=new
CommandEventHandler(btnOption_Command);
}
//lblOptions.Controls.Add(btnOption);
//lblOptions.Controls.Add(l);
}
}
private void btnOption_Command(object sender, CommandEventArgs
e)
{
Response.Write("Control1 : Hallo " +
e.CommandArgument.ToString());
}
#region Vom Web Form-Designer generierter Code
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: Dieser Aufruf ist f�r den ASP.NET Web
Form-Designer erforderlich.
//
InitializeComponent();
base.OnInit(e);
}
/// <summary>
/// Erforderliche Methode f�r die Designerunterst�tzung
/// Der Inhalt der Methode darf nicht mit dem Code-Editor
ge�ndert werden.
/// </summary>
private void InitializeComponent()
{
this.Load += new System.EventHandler(this.Page_Load);
this.Init += new System.EventHandler(this.Page_Init);
}
#endregion
}
}
WebUserControl2.ascx.cs:
namespace DotNetFu
{
using System;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
/// <summary>
/// Zusammenfassung f�r WebUserControl2.
/// </summary>
public class WebUserControl2 : System.Web.UI.UserControl
{
protected System.Web.UI.WebControls.Label Label1;
private void Page_Init(object sender, System.EventArgs e)
{
AddButtons();
}
private void Page_Load(object sender, System.EventArgs e)
{
// AddButtons();
}
private void AddButtons()
{
for(int i=1;i<10;i++)
{
LinkButton btnOption = new LinkButton();
btnOption.Text = "Mein Button " + i.ToString();
btnOption.ID = "btnOption_" + (i).ToString() ;
btnOption.CommandArgument = (i).ToString();
btnOption.Command +=new
CommandEventHandler(btnOption_Command);
Literal l = new Literal();
l.Text = "<br>";
this.Controls.Add(btnOption);
this.Controls.Add(l);
if(!Page.IsPostBack)
{
btnOption.Command +=new
CommandEventHandler(btnOption_Command);
}
//lblOptions.Controls.Add(btnOption);
//lblOptions.Controls.Add(l);
}
}
private void btnOption_Command(object sender, CommandEventArgs e)
{
Response.Write("Control2: Hallo " +
e.CommandArgument.ToString());
}
#region Vom Web Form-Designer generierter Code
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: Dieser Aufruf ist f�r den ASP.NET Web
Form-Designer erforderlich.
//
InitializeComponent();
base.OnInit(e);
}
/// <summary>
/// Erforderliche Methode f�r die Designerunterst�tzung
/// Der Inhalt der Methode darf nicht mit dem Code-Editor
ge�ndert werden.
/// </summary>
private void InitializeComponent()
{
this.Load += new System.EventHandler(this.Page_Load);
this.Init += new System.EventHandler(this.Page_Init);
}
#endregion
}
}
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