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HTML Control: set Div background (C#)
<!-- color.aspx -->
<%@ Page Language="C#" %>
<html>
<script runat=server>
protected void OnRed(object src, EventArgs e)
{
_color.Style["background-color"] = "Red";
}
protected void OnGreen(object src, EventArgs e)
{
_color.Style["background-color"] = "Green";
}
protected void OnBlue(object src, EventArgs e)
{
_color.Style["background-color"] = "Blue";
}
protected void Page_Init(object src, EventArgs e)
{
_redButton.ServerClick += new EventHandler(OnRed);
_greenButton.ServerClick += new EventHandler(OnGreen);
_blueButton.ServerClick += new EventHandler(OnBlue);
}
protected void Page_Load(object src, EventArgs e)
{
if (!IsPostBack)
{
_color.Style["background-color"] = "Red";
_color.Style["width"] = "100";
_color.Style["height"] = "100";
}
}
</script>
<body>
<form runat=server>
<h2>ASP.NET color page</h2>
<div id=_color runat=server />
<p>
<input type=button id=_redButton value="Red"
runat=server />
<input type=button id=_greenButton value="Green"
runat=server />
<input type=button id=_blueButton value="Blue"
runat=server />
</p>
</form>
</body>
</html>
