UnaryOperationConverter Class

Applies the Operation on the value.

Either a boolean or an arithmetic operation for built in types, or the negation defined by the objects negation operator overload.

Inheritance Hierarchy

Namespace: TomsToolbox.Wpf.Converters
Assembly: TomsToolbox.Wpf (in TomsToolbox.Wpf.dll)

Syntax

public class UnaryOperationConverter : ValueConverter

Public Class UnaryOperationConverter
	Inherits ValueConverter

Type:
If the conversions succeed, the result of the operation is returned. If any error occurs, the result is UnsetValue.

The UnaryOperationConverter type exposes the following members.

Constructors

	Name	Description
	UnaryOperationConverter	Initializes a new instance of the UnaryOperationConverter class

Properties

	Name	Description
	ConvertBackErrorValue	Gets or sets the error value, which is returned whenever the value to convert back produces an error; the default is UnsetValue. (Inherited from ValueConverter.)
	ConvertBackNullValue	Gets or sets the null value, which is returned whenever the value to convert back is null; the default is null. (Inherited from ValueConverter.)
	ConvertBackUnsetValue	Gets or sets the unset value, which is returned whenever the value to convert back is UnsetValue; the default is UnsetValue. (Inherited from ValueConverter.)
	ConvertErrorValue	Gets or sets the error value, which is returned whenever the value to convert produces an error; the default is UnsetValue. (Inherited from ValueConverter.)
	ConvertNullValue	Gets or sets the null value, which is returned whenever the value to convert is null; the default is null. (Inherited from ValueConverter.)
	ConvertUnsetValue	Gets or sets the unset value, which is returned whenever the value to convert is UnsetValue; the default is UnsetValue. (Inherited from ValueConverter.)
	Operation	Gets or sets the operation performed by this converter. Even though this converter supports only one operation, the property is present to have the same look and feel like the BinaryOperationConverter.

Methods

	Name	Description
	Convert	Converts a value. (Overrides ValueConverterConvert(Object, Type, Object, CultureInfo).)
	ConvertBack	Converts a value. (Overrides ValueConverterConvertBack(Object, Type, Object, CultureInfo).)
	ProvideValue	When implemented in a derived class, returns an object that is provided as the value of the target property for this markup extension. (Inherited from ValueConverter.)

Fields

	Name	Description
	Negation	The default negation converter.

Extension Methods

	Name	Description
	SafeCastT	Performs a cast from object to T, avoiding possible null violations if T is a value type. (Defined by ObjectExtensions.)