Class ObjectChangeEventArgs

Namespace

DevExpress.Xpo

Assembly

DevExpress.Xpo.v24.1.dll

Provides data for the XPBaseObject.Changed and Session.ObjectChanged events.

public class ObjectChangeEventArgs : EventArgs

Inheritance

object

EventArgs

ObjectChangeEventArgs

Inherited Members

EventArgs.Empty

object.GetType()

object.MemberwiseClone()

object.ToString()

object.Equals(object)

object.Equals(object, object)

object.ReferenceEquals(object, object)

object.GetHashCode()

Constructors

ObjectChangeEventArgs(ObjectChangeReason)

Initializes a new instance of the ObjectChangeEventArgs class with the specified ObjectChangeEventArgs.Reason property.

[Obsolete("Use ObjectChangeEventArgs(Session session, object theObject, ObjectChangeReason reason) instead")]
public ObjectChangeEventArgs(ObjectChangeReason reason)

Parameters

reason ObjectChangeReason

An ObjectChangeReason enumeration value which represents the way that the object has been changed. This value is assigned to the ObjectChangeEventArgs.Reason property.

ObjectChangeEventArgs(ObjectChangeReason, string)

Initializes a new instance of the ObjectChangeEventArgs class with the specified ObjectChangeEventArgs.Reason and ObjectChangeEventArgs.PropertyName properties.

[Obsolete("Use ObjectChangeEventArgs(Session session, object theObject, ObjectChangeReason reason, string propertyName, object oldValue, object newValue) instead")]
public ObjectChangeEventArgs(ObjectChangeReason reason, string propertyName)

Parameters

reason ObjectChangeReason

An ObjectChangeReason enumeration value which represents the way that the object has been changed. This value is assigned to the ObjectChangeEventArgs.Reason property.

propertyName string

A string value which specifies the name of the property whose value has been changed. This value is assigned to the ObjectChangeEventArgs.PropertyName property.

ObjectChangeEventArgs(Session, object, ObjectChangeReason)

Initializes a new instance of the ObjectChangeEventArgs class with the specified parameters.

public ObjectChangeEventArgs(Session session, object theObject, ObjectChangeReason reason)

Parameters

session Session

The Session of the object whose property has been changed. This value is assigned to the ObjectChangeEventArgs.Session property.

theObject object

The object whose property has been changed. This value is assigned to the ObjectChangeEventArgs.Object property.

reason ObjectChangeReason

An ObjectChangeReason enumeration value which represents the way that the object has been changed. This value is assigned to the ObjectChangeEventArgs.Reason property.

ObjectChangeEventArgs(Session, object, ObjectChangeReason, string, object, object)

Initializes a new instance of the ObjectChangeEventArgs class with the specified parameters.

public ObjectChangeEventArgs(Session session, object theObject, ObjectChangeReason reason, string propertyName, object oldValue, object newValue)

Parameters

session Session

The Session of the object whose property has been changed. This value is assigned to the ObjectChangeEventArgs.Session property.

theObject object

The object whose property has been changed. This value is assigned to the ObjectChangeEventArgs.Object property.

reason ObjectChangeReason

An ObjectChangeReason enumeration value which represents the way that the object has been changed. This value is assigned to the ObjectChangeEventArgs.Reason property.

propertyName string

A string value which specifies the name of the property whose value has been changed. This value is assigned to the ObjectChangeEventArgs.PropertyName property.

oldValue object

An object which represents the changed property’s old value.

newValue object

An object which represents the changed property’s new value.

ObjectChangeEventArgs(Session, object, string, object, object)

Initializes a new instance of the ObjectChangeEventArgs class with the specified parameters.

public ObjectChangeEventArgs(Session session, object theObject, string propertyName, object oldValue, object newValue)

Parameters

session Session

The Session of the object whose property has been changed. This value is assigned to the ObjectChangeEventArgs.Session property.

theObject object

The object whose property has been changed. This value is assigned to the ObjectChangeEventArgs.Object property.

propertyName string

A string value which specifies the name of the property whose value has been changed. This value is assigned to the ObjectChangeEventArgs.PropertyName property.

oldValue object

An object which represents the changed property’s old value.

newValue object

An object which represents the changed property’s new value.

ObjectChangeEventArgs(string, object, object)

Initializes a new instance of the ObjectChangeEventArgs class with the specified properties.

[Obsolete("Use ObjectChangeEventArgs(Session session, object theObject, string propertyName, object oldValue, object newValue) instead")]
public ObjectChangeEventArgs(string propertyName, object oldValue, object newValue)

Parameters

propertyName string

A string value which specifies the name of the property whose value has been changed. This value is assigned to the ObjectChangeEventArgs.PropertyName property.

oldValue object

An object which represents the old value.

newValue object

An object which represents the new value.

Properties

NewValue

Gets or sets the property’s new value.

public object NewValue { get; set; }

Property Value

object

The property’s new value.

Object

Gets or sets the object whose property has been changed.

public object Object { get; set; }

Property Value

object

The object whose property has been changed.

OldValue

Gets or sets the property’s old value.

public object OldValue { get; set; }

Property Value

object

The property’s old value.

PropertyName

Gets the name of the property affected by the changes made.

public string PropertyName { get; }

Property Value

string

The name of the property affected by the changes.

Reason

Gets the way in which the object has been changed.

public ObjectChangeReason Reason { get; }

Property Value

ObjectChangeReason

An ObjectChangeReason enumeration value which represents the way in which the object has been changed.

Session

Gets or sets the Session of the object whose property has been changed.

public Session Session { get; set; }

Property Value

Session

The Session of the object whose property has been changed.