DetailsView.BackImageUrl 属性
定义
重要
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获取或设置要在 DetailsView 控件的背景中显示的图像的 URL。
public:
virtual property System::String ^ BackImageUrl { System::String ^ get(); void set(System::String ^ value); };
public virtual string BackImageUrl { get; set; }
member this.BackImageUrl : string with get, set
Public Overridable Property BackImageUrl As String
属性值
要在 DetailsView 控件的背景中显示的图像的 URL。 默认值为空字符串 (""),表示尚未设置此属性。
示例
下面的代码示例演示如何使用 BackImageUrl 属性在控件的背景 DetailsView 中显示自定义图像。 必须提供自己的映像才能使此示例正常工作。
<%@ 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>DetailsView BackImageUrl Example</title>
</head>
<body>
<form id="Form1" runat="server">
<h3>DetailsView BackImageUrl Example</h3>
<asp:detailsview id="CustomerDetailView"
datasourceid="DetailsViewSource"
datakeynames="CustomerID"
autogeneraterows="true"
allowpaging="true"
backimageurl="~\images\BackgroundImage.jpg"
runat="server">
<headerstyle backcolor="Navy"
forecolor="White"/>
</asp:detailsview>
<!-- 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="DetailsViewSource" runat="server"
ConnectionString=
"<%$ ConnectionStrings:NorthWindConnectionString%>"
InsertCommand="INSERT INTO [Customers]([CustomerID],
[CompanyName], [Address], [City], [PostalCode], [Country])
VALUES (@CustomerID, @CompanyName, @Address, @City,
@PostalCode, @Country)"
SelectCommand="Select [CustomerID], [CompanyName],
[Address], [City], [PostalCode], [Country]
From [Customers]">
</asp:SqlDataSource>
</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>DetailsView BackImageUrl Example</title>
</head>
<body>
<form id="Form1" runat="server">
<h3>DetailsView BackImageUrl Example</h3>
<asp:detailsview id="CustomerDetailView"
datasourceid="DetailsViewSource"
datakeynames="CustomerID"
autogeneraterows="true"
allowpaging="true"
backimageurl="~\images\BackgroundImage.jpg"
runat="server">
<headerstyle backcolor="Navy"
forecolor="White"/>
</asp:detailsview>
<!-- 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="DetailsViewSource" runat="server"
ConnectionString=
"<%$ ConnectionStrings:NorthWindConnectionString%>"
InsertCommand="INSERT INTO [Customers]([CustomerID],
[CompanyName], [Address], [City], [PostalCode], [Country])
VALUES (@CustomerID, @CompanyName, @Address, @City,
@PostalCode, @Country)"
SelectCommand="Select [CustomerID], [CompanyName],
[Address], [City], [PostalCode], [Country]
From [Customers]">
</asp:SqlDataSource>
</form>
</body>
</html>
注解
使用 BackImageUrl 属性指定要在控件背景中显示的图像的 DetailsView URL。
备注
如果指定的图像小于 DetailsView 控件,则图像将平铺以填充背景。 如果图像大于控件,则裁剪图像。