KeyboardFocusChangedEventArgs Class

Definition

Provides data for LostKeyboardFocus and GotKeyboardFocus routed events, as well as related attached and Preview events.

public ref class KeyboardFocusChangedEventArgs : System::Windows::Input::KeyboardEventArgs
public class KeyboardFocusChangedEventArgs : System.Windows.Input.KeyboardEventArgs
type KeyboardFocusChangedEventArgs = class
    inherit KeyboardEventArgs
Public Class KeyboardFocusChangedEventArgs
Inherits KeyboardEventArgs
Inheritance

Remarks

This event data class is used with the following attached events:

This event data class is also used with the following routed events on base elements. These routed events forward the previously listed attached events to make them more accessible to the general element model in WPF.

The attached events and the base element routed events share their event data, and the bubbling and tunneling versions of the routed events also share event data. This can affect the handled characteristics of the event as it travels the event route. For details, see Input Overview.

If the PreviewGotKeyboardFocus event or the PreviewLostKeyboardFocus event is handled (Handled is set to true in the event data), keyboard focus will not change.

If the PreviewGotKeyboardFocus event or the PreviewLostKeyboardFocus event is handled, keyboard focus will not change.

Constructors

KeyboardFocusChangedEventArgs(KeyboardDevice, Int32, IInputElement, IInputElement)

Initializes a new instance of the KeyboardFocusChangedEventArgs class.

Properties

Device

Gets the input device that initiated this event.

(Inherited from InputEventArgs)
Handled

Gets or sets a value that indicates the present state of the event handling for a routed event as it travels the route.

(Inherited from RoutedEventArgs)
KeyboardDevice

Gets the keyboard device associated with the input event.

(Inherited from KeyboardEventArgs)
NewFocus

Gets the element that focus has moved to.

OldFocus

Gets the element that previously had focus.

OriginalSource

Gets the original reporting source as determined by pure hit testing, before any possible Source adjustment by a parent class.

(Inherited from RoutedEventArgs)
RoutedEvent

Gets or sets the RoutedEvent associated with this RoutedEventArgs instance.

(Inherited from RoutedEventArgs)
Source

Gets or sets a reference to the object that raised the event.

(Inherited from RoutedEventArgs)
Timestamp

Gets the time when this event occurred.

(Inherited from InputEventArgs)

Methods

Equals(Object)

Determines whether the specified object is equal to the current object.

(Inherited from Object)
GetHashCode()

Serves as the default hash function.

(Inherited from Object)
GetType()

Gets the Type of the current instance.

(Inherited from Object)
InvokeEventHandler(Delegate, Object)

Invokes event handlers in a type-specific way, which can increase event system efficiency.

MemberwiseClone()

Creates a shallow copy of the current Object.

(Inherited from Object)
OnSetSource(Object)

When overridden in a derived class, provides a notification callback entry point whenever the value of the Source property of an instance changes.

(Inherited from RoutedEventArgs)
ToString()

Returns a string that represents the current object.

(Inherited from Object)

Applies to

See also