Class EmptyObjectToObjectConverter

This class converts an object value into a an object (if the value is null returns the false value). Can be used to bind a visibility, a color or an image to the value of an object.

Inheritance

System.Object

EmptyObjectToObjectConverter

EmptyCollectionToObjectConverter

EmptyStringToObjectConverter

Implements

System.Windows.Data.IValueConverter

Namespace: Syncfusion.Windows.Shared

Assembly: Syncfusion.Shared.WPF.dll

Syntax

public class EmptyObjectToObjectConverter : DependencyObject, IValueConverter

Constructors

EmptyObjectToObjectConverter()

Declaration

public EmptyObjectToObjectConverter()

Fields

CanConvertToTargetTypeProperty

Declaration

public static readonly DependencyProperty CanConvertToTargetTypeProperty

Field Value

Type
System.Windows.DependencyProperty

EmptyValueProperty

Identifies the EmptyValue property.

Declaration

public static readonly DependencyProperty EmptyValueProperty

Field Value

Type
System.Windows.DependencyProperty

NotEmptyValueProperty

Identifies the NotEmptyValue property.

Declaration

public static readonly DependencyProperty NotEmptyValueProperty

Field Value

Type
System.Windows.DependencyProperty

Properties

CanConvertToTargetType

Declaration

public bool CanConvertToTargetType { get; set; }

Property Value

Type
System.Boolean

EmptyValue

Gets or sets the value to be returned when the object is either null or empty

Declaration

public object EmptyValue { get; set; }

Property Value

Type
System.Object

NotEmptyValue

Gets or sets the value to be returned when the object is neither null nor empty

Declaration

public object NotEmptyValue { get; set; }

Property Value

Type
System.Object

Methods

CheckValueIsEmpty(Object)

Checks value for emptiness.

Declaration

protected virtual bool CheckValueIsEmpty(object value)

Parameters

Type	Name	Description
System.Object	value	Value to be checked.

Returns

Type	Description
System.Boolean	True if value is null, false otherwise.

Convert(Object, Type, Object, CultureInfo)

Declaration

public object Convert(object value, Type targetType, object parameter, CultureInfo culture)

Parameters

Type	Name	Description
System.Object	value
System.Type	targetType
System.Object	parameter
System.Globalization.CultureInfo	culture

Returns

Type
System.Object

ConvertBack(Object, Type, Object, CultureInfo)

Declaration

public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)

Parameters

Type	Name	Description
System.Object	value
System.Type	targetType
System.Object	parameter
System.Globalization.CultureInfo	culture

Returns

Type
System.Object

Implements

System.Windows.Data.IValueConverter