Class PropertyMetadata

Defines behavior aspects of a dependency property, including conditions it was registered with.

Inheritance
System.Object
PropertyMetadata
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: System.Windows
Assembly: OpenSilver.dll
Syntax
public class PropertyMetadata

Constructors

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PropertyMetadata()

Initializes a new instance of Windows.UI.Xaml.PropertyMetadata.

Declaration
public PropertyMetadata()
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PropertyMetadata(Object)

Initializes a new instance of the PropertyMetadata class, using a property default value.

Declaration
public PropertyMetadata(object defaultValue)
Parameters
Type Name Description
System.Object defaultValue

A default value for the property where this PropertyMetadata is applied.
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PropertyMetadata(Object, PropertyChangedCallback)

Initializes a new instance of the PropertyMetadata class, using a property default value and callback reference.

Declaration
public PropertyMetadata(object defaultValue, PropertyChangedCallback propertyChangedCallback)
Parameters
Type Name Description
System.Object defaultValue

A default value for the property where this PropertyMetadata is applied.
PropertyChangedCallback propertyChangedCallback

A reference to the callback to call for property changed behavior.
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PropertyMetadata(Object, PropertyChangedCallback, CoerceValueCallback)

Type meta construction

Declaration
public PropertyMetadata(object defaultValue, PropertyChangedCallback propertyChangedCallback, CoerceValueCallback coerceValueCallback)
Parameters
Type Name Description
System.Object defaultValue

Default value of property
PropertyChangedCallback propertyChangedCallback

Called when the property has been changed
CoerceValueCallback coerceValueCallback

Called on update of value
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PropertyMetadata(PropertyChangedCallback)

Initializes a new instance of the PropertyMetadata class, using a callback reference.

Declaration
public PropertyMetadata(PropertyChangedCallback propertyChangedCallback)
Parameters
Type Name Description
PropertyChangedCallback propertyChangedCallback

A reference to the callback to call for property changed behavior.

Properties

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CallPropertyChangedWhenLoadedIntoVisualTree

Determines if the callback method should be called when the element is added to the visual tree.

Declaration
public WhenToCallPropertyChangedEnum CallPropertyChangedWhenLoadedIntoVisualTree { get; set; }
Property Value
Type Description
WhenToCallPropertyChangedEnum
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CoerceValueCallback

Gets the method that will be called on update of value.

Declaration
public CoerceValueCallback CoerceValueCallback { get; set; }
Property Value
Type Description
CoerceValueCallback
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DefaultValue

Gets the default value for the dependency property.

Declaration
public object DefaultValue { get; set; }
Property Value
Type Description
System.Object
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Inherits

Determines if the property's value can be inherited from a parent element to a child element.

Declaration
public bool Inherits { get; set; }
Property Value
Type Description
System.Boolean
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IsSealed

Declaration
protected bool IsSealed { get; }
Property Value
Type Description
System.Boolean
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MethodToUpdateDom

Gets the method that is called when the object is added to the visual tree, and when the property value changes while the object is already in the visual tree.

Declaration
public MethodToUpdateDom MethodToUpdateDom { get; set; }
Property Value
Type Description
MethodToUpdateDom
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PropertyChangedCallback

Gets the method that is called when the property value changes.

Declaration
public PropertyChangedCallback PropertyChangedCallback { get; set; }
Property Value
Type Description
PropertyChangedCallback

Extension Methods