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<%@ Page language="c#" Codebehind="default.aspx.cs" AutoEventWireup="false"
Inherits="init_web.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">
</form>
</body>
</HTML>
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<HTML>
<script language="C#" runat="server">
void Page_Load() { … <code C# …}
void Page_Init() { … <code C# …}
void Page_PreRendeer() { … <code C# …}
</script>
<body >
<asp:Label ID="lb_message" BorderStyle="Inset" Runat="server"></asp:Label>
<% <br> Response.Write("... Code direct ...<br>"); %>
</body>
</HTML>
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public class page1_behind : System.Web.UI.Page
{ protected System.Web.UI.WebControls.Label lb_message;
private void Page_Load(object sender, System.EventArgs e) {
Response.Write("... Evènement Load ...<br>");
this.lb_message.Text = "Bienvenue sur ASP.Net";
}
override protected void OnInit(EventArgs e) {
InitializeComponent();
base.OnInit(e);
}
private void InitializeComponent() {
this.Load += new System.EventHandler(this.Page_Load);
this.Init += new System.EventHandler(this.page1_behind_Init);
this.PreRender += new System.EventHandler(this.page1_behind_PreRender);
}
private void page1_behind_Init(object sender, System.EventArgs e) { Response.Write("... Evènement Init...<br>"); }
private void page1_behind_PreRender(object sender, System.EventArgs e) { Response.Write("... Evènement PreRender ...<br>"); }
} }
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protected override void OnPreRender ( EventArgs e ) {
if (!Page.IsClientScriptBlockRegistered("calcule_total")) {
System.Text.StringBuilder s;
s = new System.Text.StringBuilder("<script Language='JavaScript'>");
s.Append("function calcule_total() { ");
… code javascript intégré par des s.Append(…) …
s.Append("}</script>");
Page.RegisterClientScriptBlock("calcule_total", s.ToString() );
}
base.OnPreRender (e);
}
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<INPUT type="button" value="Calculer" onclick="calcule_total();" >
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