public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
{
bool result = Equals(value, TypeConverterHelper.ChangeType(TrueValue, value.GetType()));
if (TypeConverterHelper.ChanngeTypeToBool(parameter))
{
result = !result;
}
return(result);
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
bool boolValue = value is bool && (bool)value;
if (TypeConverterHelper.ChanngeTypeToBool(parameter))
{
boolValue = !boolValue;
}
if (CanConvertToTargetType)
{
return(TypeConverterHelper.ChangeType(boolValue ? TrueValue : FalseValue, targetType));
}
else
{
return(boolValue? TrueValue : FalseValue);
}
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
var isEmpty = CheckValueIsEmpty(value);
if (TypeConverterHelper.ChanngeTypeToBool(parameter))
{
isEmpty = !isEmpty;
}
if (CanConvertToTargetType)
{
return(TypeConverterHelper.ChangeType(isEmpty ? EmptyValue : NotEmptyValue, targetType));
}
else
{
return(isEmpty ? EmptyValue : NotEmptyValue);
}
}
