WebBrowserPermissionAttribute Class
Definition
Important
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Caution
Code Access Security is not supported or honored by the runtime.
Allows security actions for WebBrowserPermission to be applied to code using declarative security.
public ref class WebBrowserPermissionAttribute sealed : System::Security::Permissions::CodeAccessSecurityAttribute[System.AttributeUsage(System.AttributeTargets.Assembly | System.AttributeTargets.Class | System.AttributeTargets.Constructor | System.AttributeTargets.Method | System.AttributeTargets.Struct, AllowMultiple=true, Inherited=false)]
[System.Obsolete("Code Access Security is not supported or honored by the runtime.", DiagnosticId="SYSLIB0003", UrlFormat="https://aka.ms/dotnet-warnings/{0}")]
public sealed class WebBrowserPermissionAttribute : System.Security.Permissions.CodeAccessSecurityAttribute[System.AttributeUsage(System.AttributeTargets.Assembly | System.AttributeTargets.Class | System.AttributeTargets.Constructor | System.AttributeTargets.Method | System.AttributeTargets.Struct, AllowMultiple=true, Inherited=false)]
public sealed class WebBrowserPermissionAttribute : System.Security.Permissions.CodeAccessSecurityAttribute[<System.AttributeUsage(System.AttributeTargets.Assembly | System.AttributeTargets.Class | System.AttributeTargets.Constructor | System.AttributeTargets.Method | System.AttributeTargets.Struct, AllowMultiple=true, Inherited=false)>]
[<System.Obsolete("Code Access Security is not supported or honored by the runtime.", DiagnosticId="SYSLIB0003", UrlFormat="https://aka.ms/dotnet-warnings/{0}")>]
type WebBrowserPermissionAttribute = class
inherit CodeAccessSecurityAttribute[<System.AttributeUsage(System.AttributeTargets.Assembly | System.AttributeTargets.Class | System.AttributeTargets.Constructor | System.AttributeTargets.Method | System.AttributeTargets.Struct, AllowMultiple=true, Inherited=false)>]
type WebBrowserPermissionAttribute = class
inherit CodeAccessSecurityAttributePublic NotInheritable Class WebBrowserPermissionAttribute
Inherits CodeAccessSecurityAttribute- Inheritance
- Attributes
Examples
The following example shows how to demand that the calling code has unrestricted permission to create a Web browser control.
[WebBrowserPermissionAttribute(SecurityAction.Demand, Level = WebBrowserPermissionLevel.Unrestricted)]
<WebBrowserPermissionAttribute(SecurityAction.Demand, Level:=WebBrowserPermissionLevel.Unrestricted)>
Public Sub Method03()
End Sub
Remarks
Caution
Code Access Security (CAS) has been deprecated across all versions of .NET Framework and .NET. Recent versions of .NET do not honor CAS annotations and produce errors if CAS-related APIs are used. Developers should seek alternative means of accomplishing security tasks.
WebBrowserPermissionAttribute controls the ability of a Web browser control to run in a Windows Presentation Foundation (WPF) application. The scope of the declaration that is allowed depends on the SecurityAction that is used.
The security information declared by a security attribute is stored in the metadata of the attribute target and is accessed by the system at run time. Security attributes are used only for declarative security. For imperative security, use the corresponding permission class, WebBrowserPermission.
This class is not typically used in XAML.
Constructors
| WebBrowserPermissionAttribute(SecurityAction) |
Initializes a new instance of the WebBrowserPermissionAttribute class with the specified SecurityAction. |
Properties
| Action |
Gets or sets a security action. (Inherited from SecurityAttribute) |
| Level |
Gets or sets the current Web browser permission level for the WebBrowserPermissionAttribute. |
| TypeId |
When implemented in a derived class, gets a unique identifier for this Attribute. (Inherited from Attribute) |
| Unrestricted |
Gets or sets a value indicating whether full (unrestricted) permission to the resource protected by the attribute is declared. (Inherited from SecurityAttribute) |
Methods
| CreatePermission() |
Creates and returns a new instance of the WebBrowserPermission class. |
| Equals(Object) |
Returns a value that indicates whether this instance is equal to a specified object. (Inherited from Attribute) |
| GetHashCode() |
Returns the hash code for this instance. (Inherited from Attribute) |
| GetType() |
Gets the Type of the current instance. (Inherited from Object) |
| IsDefaultAttribute() |
When overridden in a derived class, indicates whether the value of this instance is the default value for the derived class. (Inherited from Attribute) |
| Match(Object) |
When overridden in a derived class, returns a value that indicates whether this instance equals a specified object. (Inherited from Attribute) |
| MemberwiseClone() |
Creates a shallow copy of the current Object. (Inherited from Object) |
| ToString() |
Returns a string that represents the current object. (Inherited from Object) |
Explicit Interface Implementations
| _Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr) |
Maps a set of names to a corresponding set of dispatch identifiers. (Inherited from Attribute) |
| _Attribute.GetTypeInfo(UInt32, UInt32, IntPtr) |
Retrieves the type information for an object, which can be used to get the type information for an interface. (Inherited from Attribute) |
| _Attribute.GetTypeInfoCount(UInt32) |
Retrieves the number of type information interfaces that an object provides (either 0 or 1). (Inherited from Attribute) |
| _Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr) |
Provides access to properties and methods exposed by an object. (Inherited from Attribute) |
