Class IsStringEmptyConverter
A converter that returns true for empty strings.
[ValueConversion(typeof(object), typeof(bool))]
public class IsStringEmptyConverter : IValueConverter
- Inheritance
-
IsStringEmptyConverter
- Implements
- Inherited Members
Remarks
The converter will return true if the value is null, or if the result of the object's ToString() method is an empty string.
Methods
Convert(object, Type, object, CultureInfo)
Converts a value.
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
Parameters
value
objectThe value produced by the binding source.
targetType
TypeThe type of the binding target property.
parameter
objectThe converter parameter to use.
culture
CultureInfoThe culture to use in the converter.
Returns
- object
A converted value. If the method returns null, the valid null value is used.
ConvertBack(object, Type, object, CultureInfo)
Converts a value.
public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
Parameters
value
objectThe value that is produced by the binding target.
targetType
TypeThe type to convert to.
parameter
objectThe converter parameter to use.
culture
CultureInfoThe culture to use in the converter.
Returns
- object
A converted value. If the method returns null, the valid null value is used.