在ASP.NET中使用计时器控件 [英] Use of timer control in ASP.NET

问题描述

--------------------------USE OF TIMER CONTROL IN ASP.NET(VB)---------------------------------------------------
<table runat ="server" style="width: 818px" >
    <tr>
    <td>
        &nbsp;</td>
    <td>
    <asp:ScriptManager ID="ScriptManager1" runat="server" />
        <div>
            <asp:Timer ID="Timer1" OnTick="Timer1_Tick" runat="server" Interval="1000">
            </asp:Timer>
        </div>
        <asp:UpdatePanel ID="UpdatePanel1" UpdateMode="Conditional" runat="server">
            <Triggers>
                <asp:AsyncPostBackTrigger ControlID="Timer1" EventName="Tick" />
            </Triggers>
            <ContentTemplate>
                <asp:Label ID="Label1" runat="server" Text="UpdatePanel1 not refreshed yet."></asp:Label>
            </ContentTemplate>
        </asp:UpdatePanel>
        <asp:UpdatePanel ID="UpdatePanel2" UpdateMode="Conditional" runat="server">
            <Triggers>
                <asp:AsyncPostBackTrigger ControlID="Timer1" EventName="Tick" />
            </Triggers>
            <ContentTemplate>
                <asp:Label ID="Label2" runat="server" Text="UpdatePanel2 not refreshed yet."></asp:Label>
            </ContentTemplate>
        </asp:UpdatePanel>


    </td>
    <td>
        &nbsp;</td>
    <td>
        &nbsp;</td>
    <td>
        &nbsp;</td>
    </tr>

</table>

Protected Sub Timer1_Tick(ByVal sender As Object, ByVal e As System.EventArgs) Handles Timer1.Tick
        Label1.Text = "UpdatePanel1 refreshed at: " & _
         DateTime.Now.ToLongTimeString()
        'Label2.Text = "UpdatePanel2 refreshed at: " & _
        '  DateTime.Now.ToLongTimeString()


        Dim tickCount As Integer = 0
        If ViewState("TickCount") IsNot Nothing Then
            tickCount = CType(ViewState("TickCount"), Integer)
        End If
        tickCount += 1
        ViewState("TickCount") = tickCount    ' Decide whether to disable the timer.
        If tickCount > 120 Then
            Label1.Text = "Time is Over!!!!!!!"
            Timer1.Enabled = False
        End If

    End Sub

推荐答案

Google揭示了所有内容:

http://msdn.microsoft.com/en-us/library/bb386404.aspx [ ^ ]



[ ^ ]

Google reveals all:

http://msdn.microsoft.com/en-us/library/bb386404.aspx[^]



646,000 results for "using timers in asp.net" [^]

您正在尝试仅提及Code，并且仅此而已.这是你的问题吗?您刚刚提出了另一个问题有 [ ^ ]，方法相同，没有任何区别具体细节.
如果您有任何疑问，请提及它，否则仅发布代码将无济于事.

You are trying to mentioned only Code and have not mentioned anything more. is it your question? you''ve just posetd another question there[^] in same manner without any specific details.
if you have any query so please mention it otherwise posting only code will not help you.

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