Beispiel #1
0
        public EntryView()
        {
            Background = new SolidColorBrush(Colors.Transparent);
            VerticalContentAlignment   = System.Windows.VerticalAlignment.Center;
            HorizontalContentAlignment = System.Windows.HorizontalAlignment.Left;
            Foreground      = new SolidColorBrush(Colors.White);
            BorderThickness = new System.Windows.Thickness(0, 0, 0, 2);
            BorderBrush     = new SolidColorBrush(Colors.SteelBlue);
            CaretBrush      = new SolidColorBrush(Colors.SteelBlue);
            var ignoreTextChangedFlag = false;

            base.TextChanged += (o, e) =>
            {
                if (ignoreTextChangedFlag)
                {
                    return;
                }
                int caretIndex = CaretIndex;
                var text       = Text;
                var validation = new EntryViewValidation(this);
                validation.InputString = text;
                try
                {
                    Validation?.Invoke(validation);
                    var oldErrorState = ErrorMessage;
                    if (!string.IsNullOrEmpty(validation.ErrorMessage))
                    {
                        ErrorMessage = validation.ErrorMessage;
                        InputWrong   = true;
                    }
                    else
                    {
                        ErrorMessage = null;
                        InputWrong   = false;
                    }

                    if (oldErrorState != ErrorMessage)
                    {
                        ErrorStateChanged?.Invoke(this, new EventsArgs <EntryView>(this));
                    }

                    if (!string.IsNullOrEmpty(validation.OutputString))
                    {
                        ignoreTextChangedFlag = true;
                        Text = validation.OutputString;
                        ignoreTextChangedFlag = false;
                        CaretIndex            = caretIndex;
                    }
                    _oldText = Text;
                    TextChanged?.Invoke(this, new RoutedEventArgs());
                }
                catch
                {
                    ignoreTextChangedFlag = true;
                    Text = _oldText;
                    ignoreTextChangedFlag = false;
                    CaretIndex            = caretIndex;
                }
                if (validation.SelectAll)
                {
                    SelectAll();
                }
                validation.AfterValidation?.Invoke(this);
            };
        }
Beispiel #2
0
        public WindowTest()
        {
            InitializeComponent();

            entryView.Validation = (s) => EntryViewValidation.UIntValidation().Invoke(s);
        }