Ejemplo n.º 1
0
 public void Focus()
 {
     try
     {
         if (CurrentFocus != this)
         {
             CurrentFocus?.Blur(false);
             CurrentFocus = this;
             if (!IsFocused)
             {
                 _isFocused = true;
                 this.RaiseEvent(nameof(GotFocus), EventArgs.Empty);
                 this.OnPropertyChanged(nameof(IsFocused));
             }
         }
         Device.Thread.ExecuteOnMainThread(() =>
         {
             Focusable            = true;
             FocusableInTouchMode = true;
             DroidFactory.ShowKeyboard(this);
         });
     }
     catch (ObjectDisposedException)
     {
         _isFocused = false;
         /*GULLPPPP!!*/
     }
 }
Ejemplo n.º 2
0
        public void Blur(bool closeKeyboard, bool fireLostFocus = true)
        {
            try
            {
                if (closeKeyboard)
                {
                    var imm = (InputMethodManager)Context.GetSystemService(Context.InputMethodService);
                    imm.HideSoftInputFromWindow(WindowToken, HideSoftInputFlags.None);
                }

                if (IsFocused)
                {
                    _isFocused = false;
                    if (fireLostFocus)
                    {
                        this.RaiseEvent(nameof(LostFocus), EventArgs.Empty);
                    }
                    this.OnPropertyChanged(nameof(IsFocused));
                }

                Device.Thread.ExecuteOnMainThread(() =>
                {
                    // Set CurrentFocus before calling ClearFocus(), since
                    // gainFocus is passed as true to OnFocusChanged.
                    var focusRef = CurrentFocus;
                    CurrentFocus = this;
                    ClearFocus();
                    CurrentFocus         = focusRef == this ? null : focusRef;
                    Focusable            = false;
                    FocusableInTouchMode = false;
                });
            }
            catch (ObjectDisposedException)
            {
                _isFocused = false;
                /*GULLPPPP!!*/
            }
        }