> Ich hab ja bis jetzt gar keine IsPostBack gemacht!
>
doch, Button geclicked.
Das hier funktioniert auch mit Button-Click
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.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");
WebUserControl1 wus1 =
(WebUserControl1)Page.LoadControl("WebUserControl1.ascx");
ph1.Controls.Add(wus1);
}
}
#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.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");
ph1.Controls.Add(wus1);
ViewState["clicked"] = true;
}
}
}
WebForm1.aspx:
<%@ Register TagPrefix="dng" TagName="WebUserControl1" Src="WebUserCOntrol1.ascx"%>
<%@ 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"></asp:Button>
</form>
</body>
</HTML>
Gruss
Alex
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