public async Task <bool> DoSignInAsync(string description = null, bool showCancelButton = true)
{
// Return if valid WDP credentials are available
if (await DevicePortalUtil.IsSignedInAsync())
{
return(true);
}
// Set the size of the popup box
ViewboxElement.Width = Math.Min(0.75 * WindowWidth, ViewboxMaxWidth);
ViewboxElement.Height = 0.5 * ViewboxElement.Width;
// Reset and customize the WDP control
WdpLoginControl.Description = description;
WdpLoginControl.ShowCancelButton = showCancelButton;
WdpLoginControl.Reset();
// Set up a TaskCompletionSource to handle the event and complete the function
var tcs = new TaskCompletionSource <bool>();
TypedEventHandler <object, SignInCompletedArgs> signInCompletedHandler = null;
signInCompletedHandler = (s, e) =>
{
if (e.IsUserInitiated || e.IsSuccessful)
{
tcs.TrySetResult(e.IsSuccessful);
}
};
WdpLoginControl.SignInCompleted += signInCompletedHandler;
// Set position of the popup
PopupElement.HorizontalOffset = (WindowWidth / 2) - (ViewboxElement.Width / 2);
PopupElement.VerticalOffset = (WindowHeight / 2) - (ViewboxElement.Height / 2);
// Show popup
PopupElement.IsOpen = true;
// Wait for the result
var result = await tcs.Task;
PopupElement.IsOpen = false;
// Remove event handlers
WdpLoginControl.SignInCompleted -= signInCompletedHandler;
return(result);
}
public async Task <bool> SignInAsync(bool isUserInitiated = false)
{
await _semaphoreSlim.WaitAsync();
try
{
// Don't try signing in again if we're already signed in
if (_isSignedIn)
{
return(true);
}
IsInputEnabled = false;
_isSignedIn = await DevicePortalUtil.IsSignedInAsync();
if (!_isSignedIn)
{
_isSignedIn = await DevicePortalUtil.SignInAsync(Username, Password);
}
_finalSignInEventFired = _isSignedIn;
SignInCompleted?.Invoke(this, new SignInCompletedArgs
{
IsSuccessful = _isSignedIn,
IsUserInitiated = isUserInitiated,
});
IsTransitionVisible = false;
IsVisible = IsSignInVisible = IsInputEnabled = !_isSignedIn;
return(_isSignedIn);
}
finally
{
_semaphoreSlim.Release();
}
}
private async Task <bool> UpdatePrivacyLevelAsync(int level, bool promptUser = true)
{
// Return false if we're not signed in and we're not allowed to prompt the user
if (!promptUser && !await DevicePortalUtil.IsSignedInAsync())
{
return(false);
}
// Prompt the user for credentials if not logged in
if (await LoginPopupControl.SignInAsync(Common.GetLocalizedText("PrivacySignInDescription")))
{
var cred = DevicePortalUtil.GetCredential();
if (cred != null)
{
if (await DevicePortalUtil.SetTelemetryLevelAsync(cred.UserName, cred.Password, level))
{
_previousLevel = level;
return(true);
}
}
}
return(false);
}
