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HttpCapabilitiesBase.PreferredRenderingMime Proprietà

  • Riferimento

Definizione

Spazio dei nomi:
System.Web.Configuration
Assembly:
System.Web.dll

Restituisce il tipo MIME del tipo di contenuto preferenziale per il browser.

public:
 virtual property System::String ^ PreferredRenderingMime { System::String ^ get(); };
public virtual string PreferredRenderingMime { get; }
member this.PreferredRenderingMime : string
Public Overridable ReadOnly Property PreferredRenderingMime As String

Valore della proprietà

String

Tipo MIME del tipo di contenuto preferenziale per il browser. Il valore predefinito è text/html.

Esempio

Nell'esempio di codice seguente viene illustrato come determinare il tipo MIME in genere preferito dal browser.

<%@ page language="C#"%>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
    void Page_Load(Object Sender, EventArgs e)
    {
        CheckBrowserCaps();
    }

    void CheckBrowserCaps()
    {
        String labelText = "";
        System.Web.HttpBrowserCapabilities myBrowserCaps = Request.Browser;
        if (((System.Web.Configuration.HttpCapabilitiesBase)myBrowserCaps).PreferredRenderingMime.Equals("text/html"))
        {
            labelText = "Browser supports HTML.";
        }
        else if (((System.Web.Configuration.HttpCapabilitiesBase)myBrowserCaps).PreferredRenderingMime.Equals("image/vnd.wap.wbmp"))
        {
            labelText = "Browser supports WML.";
        }

        Label1.Text = labelText;
    }
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
    <title>Browser Capabilities Sample</title>
</head>
<body>
    <form runat="server" id="form1">
        <div>
            Browser Capabilities:
            <p/><asp:Label ID="Label1" Runat="server" />
        </div>
    </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">
<script runat="server">
    Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs)
        CheckBrowserCaps()
    End Sub

    Function CheckBrowserCaps()

        Dim labelText As String = ""
        Dim myBrowserCaps As System.Web.HttpBrowserCapabilities = Request.Browser
        If (CType(myBrowserCaps, System.Web.Configuration.HttpCapabilitiesBase)).PreferredRenderingMime.Equals("text/html") Then
            labelText = "Browser supports HTML."
        Else If (CType(myBrowserCaps, System.Web.Configuration.HttpCapabilitiesBase)).PreferredRenderingMime.Equals("image/vnd.wap.wbmp")
            labelText = "Browser supports WML."
        End If

        Label1.Text = labelText

    End Function 'CheckBrowserCaps
</script>

<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
    <title>Browser Capabilities Sample</title>
</head>
<body>
    <form runat="server" id="form1">
        <div>
            Browser Capabilities:
            <p/><asp:Label ID="Label1" Runat="server" />
        </div>
    </form>
</body>
</html>

Si applica a