private void ActivateEditTextImpl()
{
if(activeEditText != null)
throw new Exception("Internal error: Can not activate edit text, another edit text is already active");
EnsureStaticEditText();
activeEditText = this;
editText = staticEditText;
// set up the initial state of the android EditText
UpdateInputTypeImpl();
editText.SetMaxLines(MaxLines);
editText.SetMinLines(MinLines);
UpdateTextToEditImpl();
UpdateSelectionToEditImpl();
// add callbacks
editText.EditorAction += AndroidEditTextOnEditorAction;
editText.AfterTextChanged += AndroidEditTextOnAfterTextChanged;
// add the edit to the overlay layout and show the layout
GetGameContext().EditTextLayout.Visibility = ViewStates.Visible;
// set the focus to the edit box
editText.RequestFocus();
// activate the ime (show the keyboard)
inputMethodManager = (InputMethodManager)PlatformAndroid.Context.GetSystemService(Context.InputMethodService);
inputMethodManager.ShowSoftInput(staticEditText, ShowFlags.Forced);
}
