GridView.ShowHeader 屬性
定義
重要
部分資訊涉及發行前產品，在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊，不做任何明確或隱含的瑕疵擔保。
取得或設定值，指出是否在 GridView 控制項中顯示標頭資料列。
public:
virtual property bool ShowHeader { bool get(); void set(bool value); };public virtual bool ShowHeader { get; set; }member this.ShowHeader : bool with get, setPublic Overridable Property ShowHeader As Boolean屬性值
true 表示顯示標頭資料列，否則為 false。 預設為 true。
範例
下列範例示範如何使用 ShowHeader 屬性，在 控制項中 GridView 顯示標頭資料列。
<%@ Page language="C#" %>
<!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 runat="server">
<title>GridView ShowHeader and ShowFooter Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>GridView ShowHeader and ShowFooter Example</h3>
<asp:gridview id="CustomersGridView"
datasourceid="CustomersSource"
autogeneratecolumns="true"
emptydatatext="No data available."
showheader="true"
showfooter="true"
runat="server">
<headerstyle backcolor="LightCyan"
forecolor="MediumBlue"/>
<footerstyle backcolor="LightCyan"
forecolor="MediumBlue"/>
</asp:gridview>
<!-- This example uses Microsoft SQL Server and connects -->
<!-- to the Northwind sample database. Use an ASP.NET -->
<!-- expression to retrieve the connection string value -->
<!-- from the Web.config file. -->
<asp:sqldatasource id="CustomersSource"
selectcommand="Select [CustomerID], [CompanyName], [Address], [City], [PostalCode], [Country] From [Customers]"
connectionstring="<%$ ConnectionStrings:NorthWindConnectionString%>"
runat="server"/>
</form>
</body>
</html>
<%@ Page language="VB" %>
<!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 runat="server">
<title>GridView ShowHeader and ShowFooter Example</title>
</head>
<body>
<form id="form1" runat="server">
<h3>GridView ShowHeader and ShowFooter Example</h3>
<asp:gridview id="CustomersGridView"
datasourceid="CustomersSource"
autogeneratecolumns="true"
emptydatatext="No data available."
showheader="true"
showfooter="true"
runat="server">
<headerstyle backcolor="LightCyan"
forecolor="MediumBlue"/>
<footerstyle backcolor="LightCyan"
forecolor="MediumBlue"/>
</asp:gridview>
<!-- This example uses Microsoft SQL Server and connects -->
<!-- to the Northwind sample database. Use an ASP.NET -->
<!-- expression to retrieve the connection string value -->
<!-- from the Web.config file. -->
<asp:sqldatasource id="CustomersSource"
selectcommand="Select [CustomerID], [CompanyName], [Address], [City], [PostalCode], [Country] From [Customers]"
connectionstring="<%$ ConnectionStrings:NorthWindConnectionString%>"
runat="server"/>
</form>
</body>
</html>
備註
ShowHeader使用 屬性來指定控制項是否 GridView 顯示標頭資料列。 若要控制標頭資料列的外觀，請使用 HeaderStyle 屬性。