HttpRequest.IsSecureConnection-Eigenschaft
Ruft einen Wert ab, der angibt, ob bei der HTTP-Verbindung Secure Sockets, d. h. HTTPS, verwendet wird.
Namespace: System.Web
Assembly: System.Web (in system.web.dll)
Syntax
'Declaration
Public ReadOnly Property IsSecureConnection As Boolean
'Usage
Dim instance As HttpRequest
Dim value As Boolean
value = instance.IsSecureConnection
public bool IsSecureConnection { get; }
public:
property bool IsSecureConnection {
bool get ();
}
/** @property */
public boolean get_IsSecureConnection ()
public function get IsSecureConnection () : boolean
Eigenschaftenwert
true, wenn die Verbindung eine SSL-Verbindung ist, andernfalls false.
Beispiel
Im folgenden Codebeispiel wird bestimmt, ob die IsSecureConnection-Eigenschaft auf false festgelegt ist. Wenn dies der Fall ist, wird die SuppressContent-Eigenschaft auf true festgelegt, um das Senden der Antwort zu verhindern.
' Clear headers to ensure none
' are sent to the requesting browser
' and set the content type.
Response.ClearHeaders()
Response.ContentType = "image/jpeg"
Dim height As Integer = 150
Dim width As Integer = 250
' Create a Font and a PointF object to
' be used to draw text.
Dim fntText As New Font("Arial", 8, FontStyle.Bold)
Dim pntText As New PointF(5, 10)
' Create a Bitmap object, then use it to
' create a Graphics object.
Dim bmp As New Bitmap(width, height, PixelFormat.Format24bppRgb)
Dim g As Graphics = Graphics.FromImage(bmp)
' Specify that the image will be smoothed,
' then draw the rectangle and a String
' inside the rectangle.
g.SmoothingMode = SmoothingMode.AntiAlias
g.DrawRectangle(Pens.Blue, 0, 0, width, height)
g.DrawString("Response.ClearHeaders Test", fntText, SystemBrushes.WindowText, pntText)
g.FillRectangle(New SolidBrush(Color.Aqua), 0, 0, 250, 150)
' Save the Bitmap to the OutputStream property.
bmp.Save(Response.OutputStream, ImageFormat.Jpeg)
' Release the Graphics and Bitmap object
' and terminate the response.
g.Dispose()
bmp.Dispose()
Response.End()
// Clear headers to ensure none
// are sent to the requesting browser
// and set the content type.
Response.ClearHeaders();
Response.ContentType = "image/jpeg";
int height = 150;
int width = 250;
// Create a Font and a PointF object to
// be used to draw text.
Font fntText = new Font("Arial", 8, FontStyle.Bold);
PointF pntText = new PointF(5, 10);
// Create a Bitmap object, then use it to
// create a Graphics object.
Bitmap bmp = new Bitmap(
width, height, PixelFormat.Format24bppRgb);
Graphics g = Graphics.FromImage(bmp);
// Specify that the image will be smoothed,
// then draw the rectangle and a String
// inside the rectangle.
g.SmoothingMode = SmoothingMode.AntiAlias;
g.DrawRectangle(Pens.Blue, 0, 0, width, height);
g.DrawString("Response.ClearHeaders Test",
fntText, SystemBrushes.WindowText, pntText);
g.FillRectangle(new SolidBrush(Color.Aqua), 0, 0, 250, 150);
// Save the Bitmap to the OutputStream property.
bmp.Save(Response.OutputStream, ImageFormat.Jpeg);
// Release the Graphics and Bitmap object
// and terminate the response.
g.Dispose();
bmp.Dispose();
Response.End();
Plattformen
Windows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
.NET Framework unterstützt nicht alle Versionen sämtlicher Plattformen. Eine Liste der unterstützten Versionen finden Sie unter Systemanforderungen.
Versionsinformationen
.NET Framework
Unterstützt in: 2.0, 1.1, 1.0