Page_Initとかで
うーん。匿名だとクラスを汚染しないのはいいかも。でもなー
((Action<ControlCollection>)((container) =>
{
var label = new Label()
{
ID = "Label1",
Text = ""
};
container.Add(label);var button = new Button()
{
ID = "Button",
Text = "Button",
};
button.Click += (sernder, args) => label.Text = DateTime.Now.ToString();
container.Add(button);
}))(Page.Form.Controls);