GetDefaultErrorMessage() public static method

Gets the DefaultErrorMessage property. This dependency property indicates the field value is invalid.
public static GetDefaultErrorMessage ( DependencyObject d ) : string
d Windows.UI.Xaml.DependencyObject
return string
FieldValidationExtensions Class Documentation
Example #1
0
        private bool ValidateEqualsPattern(ValidationChecks format)
        {
            var expectEquality = (format & ValidationChecks.EqualsPattern) != 0;
            var pattern        = FieldValidationExtensions.GetPattern(Field);

            if (expectEquality &&
                pattern != null &&
                !GetFieldValue().Equals(pattern, StringComparison.Ordinal))
            {
                MarkInvalid(FieldValidationExtensions.GetDefaultErrorMessage(Field));

                return(false);
            }

            return(true);
        }
Example #2
0
        private bool ValidateIncludesDigits(ValidationChecks format)
        {
            var expectDigits = (format & ValidationChecks.IncludesDigits) != 0;

            if (expectDigits)
            {
                var fieldValue = GetFieldValue();

                for (int i = 0; i < fieldValue.Length; i++)
                {
                    if (char.IsDigit(fieldValue, i))
                    {
                        return(true);
                    }
                }

                MarkInvalid(FieldValidationExtensions.GetDefaultErrorMessage(Field));

                return(false);
            }

            return(true);
        }
Example #3
0
        private bool ValidateNoDoubles(ValidationChecks format)
        {
            var expectNoDoubles = (format & ValidationChecks.IncludesSymbol) != 0;

            if (expectNoDoubles)
            {
                var fieldValue = GetFieldValue();

                for (int i = 0; i < fieldValue.Length; i++)
                {
                    for (int j = 1; i + j * 2 < fieldValue.Length; j++)
                    {
                        var isDouble = true;

                        for (int k = 0; k < j; k++)
                        {
                            if (fieldValue[i + k] !=
                                fieldValue[i + j + k])
                            {
                                isDouble = false;
                                break;
                            }
                        }

                        if (isDouble)
                        {
                            MarkInvalid(FieldValidationExtensions.GetDefaultErrorMessage(Field));

                            return(false);
                        }
                    }
                }
            }

            return(true);
        }