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- <%@ Page Language="C#" AutoEventWireup="true" %>
- <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
- <html xmlns="http://www.w3.org/1999/xhtml">
- <head id="Head1" runat="server">
- <title>Timer Example Page</title>
- <script runat="server">
- protected void Page_Load(object sender, EventArgs e)
- {
- OriginalTime.Text = DateTime.Now.ToLongTimeString();
- }
- protected void Timer1_Tick(object sender, EventArgs e)
- {
- StockPrice.Text = GetStockPrice();
- TimeOfPrice.Text = DateTime.Now.ToLongTimeString();
- }
- private string GetStockPrice()
- {
- double randomStockPrice = 50 + new Random().NextDouble();
- return randomStockPrice.ToString("C");
- }
- protected void RadioButton1_CheckedChanged(object sender, EventArgs e)
- {
- Timer1.Enabled = true;
- Timer1.Interval = 10000;
- }
- protected void RadioButton2_CheckedChanged(object sender, EventArgs e)
- {
- Timer1.Enabled = true;
- Timer1.Interval = 60000;
- }
- protected void RadioButton3_CheckedChanged(object sender, EventArgs e)
- {
- Timer1.Enabled = false;
- }
-
- </script>
- </head>
- <body>
- <form id="form1" runat="server">
- <asp:ScriptManager ID="ScriptManager1" runat="server" />
- <asp:Timer ID="Timer1" OnTick="Timer1_Tick" runat="server" Interval="10000" />
-
- <asp:UpdatePanel ID="StockPricePanel" runat="server" UpdateMode="Conditional">
- <Triggers>
- <asp:AsyncPostBackTrigger ControlID="Timer1" />
- </Triggers>
- <ContentTemplate>
- Stock price is <asp:Label id="StockPrice" runat="server"></asp:Label><BR />
- as of <asp:Label id="TimeOfPrice" runat="server"></asp:Label>
- <br />
-
- </ContentTemplate>
- </asp:UpdatePanel>
- <div>
- <br />
- Update stock price every:<br />
- <asp:RadioButton ID="RadioButton1" AutoPostBack="true" GroupName="TimerFrequency" runat="server" Text="10 seconds" OnCheckedChanged="RadioButton1_CheckedChanged" /><br />
- <asp:RadioButton ID="RadioButton2" AutoPostBack="true" GroupName="TimerFrequency" runat="server" Text="60 seconds" OnCheckedChanged="RadioButton2_CheckedChanged" /><br />
- <asp:RadioButton ID="RadioButton3" AutoPostBack="true" GroupName="TimerFrequency" runat="server" Text="Never" OnCheckedChanged="RadioButton3_CheckedChanged" />
- <br />
- Page loaded at <asp:Label ID="OriginalTime" runat="server"></asp:Label>
- </div>
- </form>
- </body>
- </html>
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