Timer.Enabled 속성
정의
중요
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public:
property bool Enabled { bool get(); void set(bool value); };
public bool Enabled { get; set; }
member this.Enabled : bool with get, set
Public Property Enabled As Boolean
속성 값
true입니다.
예제
다음 예제에서는 임의로 UpdatePanel 생성된 주가와 주가가 생성된 시간을 표시하는 컨트롤을 보여 줍니다. 기본적으로 컨트롤은 Timer 10초마다 컨트롤의 UpdatePanel 콘텐츠를 업데이트합니다. 사용자는 10초마다, 60초마다 또는 전혀 업데이트하지 않을 수 있습니다. 사용자가 주가를 업데이트하지 않기로 결정하면 속성이 Enabled .로 false설정됩니다.
<%@ 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>
<%@ Page Language="VB" AutoEventWireup="true" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>Timer Example Page</title>
<script runat="server">
Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
OriginalTime.Text = DateTime.Now.ToLongTimeString()
End Sub
Protected Sub Timer1_Tick(ByVal sender As Object, ByVal e As EventArgs)
StockPrice.Text = GetStockPrice()
TimeOfPrice.Text = DateTime.Now.ToLongTimeString()
End Sub
Private Function GetStockPrice() As String
Dim randomStockPrice As Double = 50 + New Random().NextDouble()
Return randomStockPrice.ToString("C")
End Function
Protected Sub RadioButton1_CheckedChanged(ByVal sender As Object, ByVal e As System.EventArgs)
Timer1.Interval = 10000
Timer1.Enabled = True
End Sub
Protected Sub RadioButton2_CheckedChanged(ByVal sender As Object, ByVal e As System.EventArgs)
Timer1.Interval = 60000
Timer1.Enabled = True
End Sub
Protected Sub RadioButton3_CheckedChanged(ByVal sender As Object, ByVal e As System.EventArgs)
Timer1.Enabled = False
End Sub
</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>
</ContentTemplate>
</asp:UpdatePanel>
<div>
<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 />
<br />
Page originally created at <asp:Label ID="OriginalTime" runat="server"></asp:Label>
</div>
</form>
</body>
</html>
설명
속성을 Enabled 사용하여 컨트롤을 Timer 켜고 끕니다. 설정 Enabledtrue하면 웹 페이지가 Timer 렌더링될 때 컨트롤이 타이머 카운트다운을 시작합니다.
포스트백 시 속성의 Enabled 속성 값을 변경할 수 있으며 웹 페이지 콘텐츠가 브라우저에서 렌더링될 때 변경 내용이 반영됩니다. 속성을 변경한 Enabled 다음 동일한 포스트백 중에 원래 값으로 다시 변경하면 컨트롤이 Timer 변경되지 않은 것처럼 실행됩니다.