探Button控件的Click事件发生始末
先贴结果图：
点击后：
页面代码：
<html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <title></title> </head> <body> <form id="form1" runat="server"> <div> <asp:Label ID="Label1" runat="server" Text=""></asp:Label> <hr /> <asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" /> </div> </form> </body> </html>
public partial class _Default : System.Web.UI.Page
{
Stopwatch watch = new Stopwatch();
public _Default()
{
watch.Start();
}
protected void Page_PreInit(object sender, EventArgs e)
{
Response.Write(watch.ElapsedTicks + ": Page_PreInit<br/>");
Label1.Text += watch.ElapsedTicks + ": Page_PreInit<br/>";
}
protected void Page_Init(object sender, EventArgs e)
{
//System.Threading.Thread.Sleep(1000);
Response.Write(watch.ElapsedTicks + ": Page_Init<br/>");
Label1.Text += watch.ElapsedTicks + ": Page_Init<br/>";
}
protected void Page_InitComplete(object sender, EventArgs e)
{
Response.Write(watch.ElapsedTicks + ": Page_InitComplete<br/>");
Label1.Text += watch.ElapsedTicks + ": Page_InitComplete<br/>";
}
protected void Page_PreLoad(object sender, EventArgs e)
{
Response.Write(watch.ElapsedTicks + ": Page_PreLoad<br/>");
Label1.Text += watch.ElapsedTicks + ": Page_PreLoad<br/>";
}
protected void Page_Load(object sender, EventArgs e)
{
Response.Write(watch.ElapsedTicks + ": Page_Load<br/>");
Label1.Text += watch.ElapsedTicks + ": Page_Load<br/>";
}
protected void Page_LoadComplete(object sender, EventArgs e)
{
Response.Write(watch.ElapsedTicks + ": Page_LoadComplete<br/>");
Label1.Text += watch.ElapsedTicks + ": Page_LoadComplete<br/>";
}
protected void Page_PreRender(object sender, EventArgs e)
{
Response.Write(watch.ElapsedTicks + ": Page_PreRender<br/>");
Label1.Text += watch.ElapsedTicks + ": Page_PreRender<br/>";
}
protected void Page_PreRenderComplete(object sender, EventArgs e)
{
Response.Write(watch.ElapsedTicks + ": Page_PreRenderComplete<br/>");
Label1.Text += watch.ElapsedTicks + ": Page_PreRenderComplete<br/>";
}
protected void Page_SaveState(object sender, EventArgs e)
{
Response.Write(watch.ElapsedTicks + ": Page_SaveState<br/>");
Label1.Text += watch.ElapsedTicks + ": Page_SaveState<br/>";
}
protected void Page_SaveStateComplete(object sender, EventArgs e)
{
Response.Write(watch.ElapsedTicks + ": Page_SaveStateComplete<br/>");
Label1.Text += watch.ElapsedTicks + ": Page_SaveStateComplete<br/>";
}
protected void Page_Render(object sender, EventArgs e)
{
Response.Write(watch.ElapsedTicks + ": Page_Render<br/>");
Label1.Text += watch.ElapsedTicks + ": Page_Render<br/>";
}
protected void Button1_Click(object sender, EventArgs e)
{
Response.Write(watch.ElapsedTicks + ": Button1_Click<br/>");
Label1.Text += watch.ElapsedTicks + ": Button1_Click<br/>";
}
}
MSDN: ASP.NET 页生命周期概述
