protected override void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
_disposed = true;
if (disposing)
{
if (Control != null)
{
TextView.Changed -= HandleChanged;
TextView.Started -= OnStarted;
TextView.Ended -= OnEnded;
TextView.ShouldChangeText -= ShouldChangeText;
if (Control is IFormsUITextView formsUITextView)
{
formsUITextView.FrameChanged -= OnFrameChanged;
}
}
}
_pleaseDontCollectMeGarbageCollector = null;
base.Dispose(disposing);
}
protected override void OnElementChanged(ElementChangedEventArgs <Editor> e)
{
base.OnElementChanged(e);
if (e.NewElement == null)
{
return;
}
if (Control == null)
{
SetNativeControl(CreateNativeControl());
if (DeviceInfo.Idiom == DeviceIdiom.Phone)
{
// iPhone does not have a dismiss keyboard button
var keyboardWidth = UIScreen.MainScreen.Bounds.Width;
var accessoryView = new UIToolbar(new CGRect(0, 0, keyboardWidth, 44))
{
BarStyle = UIBarStyle.Default, Translucent = true
};
var spacer = new UIBarButtonItem(UIBarButtonSystemItem.FlexibleSpace);
var doneButton = new UIBarButtonItem(UIBarButtonSystemItem.Done, (o, a) =>
{
TextView.ResignFirstResponder();
ElementController.SendCompleted();
});
accessoryView.SetItems(new[] { spacer, doneButton }, false);
TextView.InputAccessoryView = accessoryView;
}
TextView.Changed += HandleChanged;
TextView.Started += OnStarted;
TextView.Ended += OnEnded;
TextView.ShouldChangeText += ShouldChangeText;
_pleaseDontCollectMeGarbageCollector = TextView.Delegate;
}
UpdateFont();
UpdatePlaceholderText();
UpdatePlaceholderColor();
UpdateTextColor();
UpdateText();
UpdateCharacterSpacing();
UpdateKeyboard();
UpdateEditable();
UpdateTextAlignment();
UpdateMaxLength();
UpdateAutoSizeOption();
UpdateReadOnly();
UpdateUserInteraction();
}
