deadlock situation_1

public async Task<bool> PerformTextualInputAsync(string text)
        {
            UIElement focusedControl = Keyboard.FocusedElement as UIElement;

            if (focusedControl != null)
            {
                text = text.ToUpper(System.Globalization.CultureInfo.CurrentCulture);
                string[] textArray = text.ToCharArray().Select(c => c.ToString()).ToArray();

                if (Keyboard.PrimaryDevice.ActiveSource != null)
                {
                    // deadlock
                    await Task.Run(() => PerformAllKeyBoardInput(textArray));
                    // check if value is set
                    if (((TextBox)focusedControl).Text != null)
                    {
                        return ((TextBox)focusedControl).Text.Equals(text) ? true : false;
                    }
                    else
                    {
                        return false;
                    }
                }
                else
                {
                    return false;
                }
            }
            else
            {
                return false;
            }

deadlock situation_2

 private void PerformAllKeyBoardInput(string[] textArray)
        {
            System.Windows.Forms.Keys key;
            foreach (string element in textArray)
            {
                Enum.TryParse(element, out key);
                PressKey(key);
            }
        }