private void UnsubscribeToDpiChanged()
 {
     if (_dpiChangedWeakEventListener != null)
     {
         var dpiChangedListener = _dpiChangedWeakEventListener;
         _dpiChangedWeakEventListener = null;
         CompatUtility.ExecuteOnUIThread(dpiChangedListener.Detach, Dispatcher);
     }
 }
 /// <summary>
 /// Stop listening for the dependency property changed.
 /// </summary>
 public void Detach()
 {
     if (_relayObject != null)
     {
         CompatUtility.ExecuteOnUIThread(() =>
         {
             if (_relayObject != null)
             {
                 _relayObject.Dispose();
                 _relayObject = null;
             }
         }, _relayObject.Dispatcher);
     }
 }
        /// <summary>
        /// Challenge for getting the credential allowing to access to the specified ArcGIS resource.
        /// </summary>
        /// <param name="credentialRequestInfo">Information about the ArcGIS resource that needs a credential for getting access to.</param>
        /// <returns>a Task object with <see cref="Credential"/> upon successful completion.
        /// Otherwise, the Task.Exception is set.</returns>
        public virtual Task <Credential> CreateCredentialAsync(CredentialRequestInfo credentialRequestInfo)
        {
            if (credentialRequestInfo == null)
            {
                throw new ArgumentNullException("credentialRequestInfo");
            }

            var serverInfo = IdentityManager.Current.FindServerInfo(credentialRequestInfo.ServiceUri);

            if (credentialRequestInfo.AuthenticationType == AuthenticationType.Certificate)
            {
                // Challenge for a certificate
                return(CompatUtility.ExecuteOnUIThread(() => CreateCertificateCredentialAsync(credentialRequestInfo)));
            }

            // Check if we need to use OAuth for login.
            // In this case we don't have to display the SignInDialog by ourself but we have to go through the OAuth authorization page
            bool isOauth = false;

            if (serverInfo != null && credentialRequestInfo.AuthenticationType == AuthenticationType.Token)
            {
                if (serverInfo.TokenAuthenticationType != TokenAuthenticationType.ArcGISToken)
                {
                    isOauth = true; // portal secured by OAuth
                }
                else if (!string.IsNullOrEmpty(serverInfo.OwningSystemUri))
                {
                    // server federated to OAuth portal?
                    // Check if the portal uses OAuth
                    isOauth = IdentityManager.Current.ServerInfos.Any(s => SameOwningSystem(s, serverInfo) && s.TokenAuthenticationType != TokenAuthenticationType.ArcGISToken);
                }
            }

            if (isOauth)
            {
                // OAuth case --> call GenerateCredentialAsync (that will throw an exception if the OAuthAuthorize component is not set)
                return(CreateOAuthCredentialAsync(credentialRequestInfo));
            }

            // Display the sign in dialog and create a credential
            return(SignInDialogCreateCredentialAsync(credentialRequestInfo));
        }
Beispiel #4
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 /// <summary>
 /// Challenge handler leaveraging the SignInDialog in a child window dialog.
 /// </summary>
 public Task <Credential> CreateCredentialAsync(CredentialRequestInfo credentialRequestInfo)
 {
     return(CompatUtility.ExecuteOnUIThread(() => DoSignInInUIThread(credentialRequestInfo)));
 }