private bool HandleLoginResult(RemoteDesktopClientForm clientForm, LoginResponseStateEnum loginResult)
{
bool result = false;
switch (loginResult)
{
case LoginResponseStateEnum.AccessDenied:
MessageBox.Show(clientForm, "Unable to authenticate. Access denied.", Resources.Error, MessageBoxButtons.OK, MessageBoxIcon.Error);
break;
case LoginResponseStateEnum.AccessGranted:
result = true;
clientForm.StartEventPump();
break;
case LoginResponseStateEnum.ServiceBusy:
MessageBox.Show(clientForm, "Unable to authenticate. Service is busy.", Resources.Error, MessageBoxButtons.OK, MessageBoxIcon.Error);
break;
case LoginResponseStateEnum.ServiceInactive:
MessageBox.Show(clientForm, "Unable to authenticate. Service is inactive.", Resources.Error, MessageBoxButtons.OK, MessageBoxIcon.Error);
break;
}
return(result);
}
private void ClientForm_FormClosed(object sender, FormClosedEventArgs e)
{
RemoteDesktopClientForm clientForm = (RemoteDesktopClientForm)sender;
clientForm.FormClosed -= new FormClosedEventHandler(ClientForm_FormClosed);
mActiveWindows.Remove(clientForm);
}
private void ConnectEventHandler(object sender, EventArgs e)
{
AuthenticationModeEnum mode = AuthenticationModeEnum.UsernameAndPassword;
RemoteDesktopClientForm clientForm = new RemoteDesktopClientForm();
try
{
clientForm.Connect(connectControl.Locator.ChannelId, connectControl.SelectedProvider.RemoteEndPoint);
mode = clientForm.GetAuthenticationMode();
}
catch (Exception)
{
clientForm.Dispose();
MessageBox.Show(this, "Failed to connect to the remote host.", Resources.Error, MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
mActiveWindows.Add(clientForm);
clientForm.FormClosed += new FormClosedEventHandler(ClientForm_FormClosed);
clientForm.Show(this);
while (true)
{
switch (mode)
{
case AuthenticationModeEnum.OnlyPassword:
case AuthenticationModeEnum.UsernameAndPassword:
using (AuthenticationForm authForm = new AuthenticationForm(mode))
{
if (authForm.ShowDialog(clientForm) == System.Windows.Forms.DialogResult.OK)
{
try
{
if (HandleLoginResult(clientForm, clientForm.Login(authForm.Username, authForm.Password)))
{
return;
}
}
catch (Exception ex)
{
MessageBox.Show(clientForm, string.Format("Failed to login. Reason: {0}", ex.Message), Resources.Error, MessageBoxButtons.OK, MessageBoxIcon.Error);
if (!clientForm.IsConnected)
{
clientForm.Close();
//clientForm.Dispose();
return;
}
}
}
else
{
clientForm.Close();
clientForm.Dispose();
return;
}
}
break;
case AuthenticationModeEnum.Off:
{
try
{
if (HandleLoginResult(clientForm, clientForm.Login(string.Empty, string.Empty)))
{
return;
}
}
catch (Exception ex)
{
clientForm.Close();
clientForm.Dispose();
MessageBox.Show(clientForm, string.Format("Failed to login. Reason: {0}", ex.Message), Resources.Error, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
break;
}
}
}
