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4.890 UIElement

x:Object > DependencyObject > Visual > UIElement, IInputElement

FrameworkElement

(usage)

<UIElement />

(description)

A base type for core elements and basic presentation characteristics.

(used by)

AdornedElementPlaceholder AdornerDecorator AutomationProperties BlockUIContainer BulletDecorator ContextMenu ContextMenuService Decorator InlineCollection InlineUIContainer Label Popup ToolTip ToolTipService UIElementCollection Viewbox

(properties)

AllowDrop

x:Boolean

(description)

A value indicating whether this element can be used as the target of a drag-and-drop operation.

CacheMode (4)

CacheMode

(description)

A cached representation of the UIElement.

Clip

Geometry

(description)

The geometry used to define the outline of the contents of an element.

ClipToBounds

x:Boolean

(description)

A value indicating whether to clip the content of this element (or content coming from the child elements of this element) to fit into the size of the containing element.

CommandBindings

CommandBindingCollection

(description)

A collection of CommandBinding objects associated with this element. A CommandBinding enables command handling for this element, and declares the linkage between a command, its events, and the handlers attached by this element.

[read only]

true

Effect

Effect

(description)

The bitmap effect to apply to the UIElement.

Focusable

x:Boolean

(description)

A value that indicates whether the element can receive focus.

InputBindings

InputBindingCollection

(description)

The collection of input bindings associated with this element.

[read only]

true

IsEnabled

x:Boolean

(description)

A value indicating whether this element is enabled in the user interface (UI).

IsHitTestVisible

x:Boolean

(description)

A value that declares whether this element can possibly be returned as a hit test result from some portion of its rendered content.

IsManipulationEnabled (4)

x:Boolean

(description)

A value that indicates whether manipulation events are enabled on this UIElement.

Opacity

x:Double

(description)

The opacity factor applied to the entire UIElement when it is rendered in the user interface (UI).

OpacityMask

Brush

(description)

An opacity mask, as a Brush implementation that is applied to any alpha-channel masking for the rendered content of this element.

RenderSize

Size

(description)

The final render size of this element.

RenderTransform

Transform

(description)

Transform information that affects the rendering position of this element.

RenderTransformOrigin

Point

(description)

The center point of any possible render transform declared by RenderTransform, relative to the bounds of the element.

SnapsToDevicePixels

x:Boolean

(description)

A value that determines whether rendering for this element should use device-specific pixel settings during rendering.

Uid

x:String

(description)

The Uid for this element.

Visibility

Visibility

(description)

The user interface (UI) visibility of this element.

(events)

DragEnter

Occurs when the input system reports an underlying drag event with this element as the drag target.

DragLeave

Occurs when the input system reports an underlying drag event with this element as the drag origin.

DragOver

Occurs when the input system reports an underlying drag event with this element as the potential drop target.

Drop

Occurs when the input system reports an underlying drop event with this element as the drop target.

FocusableChanged

Occurs when the value of the Focusable property changes.

GiveFeedback

Occurs when the input system reports an underlying drag-and-drop event that involves this element.

GotFocus

Occurs when this element gets logical focus.

GotKeyboardFocus

Occurs when the keyboard is focused on this element.

GotMouseCapture

Occurs when this element captures the mouse.

GotStylusCapture

Occurs when this element captures the stylus.

GotTouchCapture (4)

Occurs when a touch is captured to this element.

IsEnabledChanged

Occurs when the value of the IsEnabled property on this element changes.

IsHitTestVisibleChanged

Occurs when the value of the IsHitTestVisible property changes on this element.

IsKeyboardFocusedChanged

Occurs when the value of the IsKeyboardFocused property changes on this element.

IsKeyboardFocusWithinChanged

Occurs when the value of the IsKeyboardFocusWithinChanged property changes on this element.

IsMouseCapturedChanged

Occurs when the value of the IsMouseCaptured property changes on this element.

IsMouseCaptureWithinChanged

Occurs when the value of the IsMouseCaptureWithinProperty changes on this element.

IsMouseDirectlyOverChanged

Occurs when the value of the IsMouseDirectlyOver property changes on this element.

IsStylusCapturedChanged

Occurs when the value of the IsStylusCaptured property changes on this element.

IsStylusCaptureWithinChanged

Occurs when the value of the IsStylusCaptureWithin property changes on this element.

IsStylusDirectlyOverChanged

Occurs when the value of the IsStylusDirectlyOver property changes on this element.

IsVisibleChanged

Occurs when the value of the IsVisible property changes on this element.

KeyDown

Occurs when a key is pressed while focus is on this element.

KeyUp

Occurs when a key is released while focus is on this element.

LayoutUpdated

Occurs when the layout of the various visual elements associated with the current Dispatcher changes.

LostFocus

Occurs when this element loses logical focus.

LostKeyboardFocus

Occurs when the keyboard is no longer focused on this element,.

LostMouseCapture

Occurs when this element loses mouse capture.

LostStylusCapture

Occurs when this element loses stylus capture.

LostTouchCapture (4)

Occurs when this element loses a touch capture.

ManipulationBoundaryFeedback (4)

Occurs when the manipulation encounters a boundary.

ManipulationCompleted (4)

Occurs when a manipulation and inertia on the UIElement object is complete.

ManipulationDelta (4)

Occurs when the input device changes position during a manipulation.

ManipulationInertiaStarting (4)

Occurs when the input device loses contact with the UIElement object during a manipulation and inertia begins.

ManipulationStarted (4)

Occurs when an input device begins a manipulation on the UIElement object.

ManipulationStarting (4)

Occurs when the manipulation processor is first created.

MouseDown

Occurs when any mouse button is pressed while the pointer is over this element.

MouseEnter

Occurs when the mouse pointer enters the bounds of this element.

MouseLeave

Occurs when the mouse pointer leaves the bounds of this element.

MouseLeftButtonDown

Occurs when the left mouse button is pressed while the mouse pointer is over this element.

MouseLeftButtonUp

Occurs when the left mouse button is released while the mouse pointer is over this element.

MouseMove

Occurs when the mouse pointer moves while over this element.

MouseRightButtonDown

Occurs when the right mouse button is pressed while the mouse pointer is over this element.

MouseRightButtonUp

Occurs when the right mouse button is released while the mouse pointer is over this element.

MouseUp

Occurs when any mouse button is released over this element.

MouseWheel

Occurs when the user rotates the mouse wheel while the mouse pointer is over this element.

PreviewDragEnter

Occurs when the input system reports an underlying drag event with this element as the drag target.

PreviewDragLeave

Occurs when the input system reports an underlying drag event with this element as the drag origin.

PreviewDragOver

Occurs when the input system reports an underlying drag event with this element as the potential drop target.

PreviewDrop

Occurs when the input system reports an underlying drop event with this element as the drop target.

PreviewGiveFeedback

Occurs when a drag-and-drop operation is started.

PreviewGotKeyboardFocus

Occurs when the keyboard is focused on this element.

PreviewKeyDown

Occurs when a key is pressed while focus is on this element.

PreviewKeyUp

Occurs when a key is released while focus is on this element.

PreviewLostKeyboardFocus

Occurs when the keyboard is no longer focused on this element.

PreviewMouseDown

Occurs when any mouse button is pressed while the pointer is over this element.

PreviewMouseLeftButtonDown

Occurs when the left mouse button is pressed while the mouse pointer is over this element.

PreviewMouseLeftButtonUp

Occurs when the left mouse button is released while the mouse pointer is over this element.

PreviewMouseMove

Occurs when the mouse pointer moves while the mouse pointer is over this element.

PreviewMouseRightButtonDown

Occurs when the right mouse button is pressed while the mouse pointer is over this element.

PreviewMouseRightButtonUp

Occurs when the right mouse button is released while the mouse pointer is over this element.

PreviewMouseUp

Occurs when any mouse button is released while the mouse pointer is over this element.

PreviewMouseWheel

Occurs when the user rotates the mouse wheel while the mouse pointer is over this element.

PreviewQueryContinueDrag

Occurs when there is a change in the keyboard or mouse button state during a drag-and-drop operation.

PreviewStylusButtonDown

Occurs when the stylus button is pressed while the pointer is over this element.

PreviewStylusButtonUp

Occurs when the stylus button is released while the pointer is over this element.

PreviewStylusDown

Occurs when the stylus touches the digitizer while it is over this element.

PreviewStylusInAirMove

Occurs when the stylus moves over an element without actually touching the digitizer.

PreviewStylusInRange

Occurs when the stylus is close enough to the digitizer to be detected, while over this element.

PreviewStylusMove

Occurs when the stylus moves while over the element. The stylus must move while being detected by the digitizer to raise this event, otherwise, PreviewStylusInAirMove is raised instead.

PreviewStylusOutOfRange

Occurs when the stylus is too far from the digitizer to be detected.

PreviewStylusSystemGesture

Occurs when a user performs one of several stylus gestures.

PreviewStylusUp

Occurs when the user raises the stylus off the digitizer while the stylus is over this element.

PreviewTextInput

Occurs when this element gets text in a device-independent manner.

PreviewTouchDown (4)

Occurs when a finger touches the screen while the finger is over this element.

PreviewTouchMove (4)

Occurs when a finger moves on the screen while the finger is over this element.

PreviewTouchUp (4)

Occurs when a finger is raised off of the screen while the finger is over this element.

QueryContinueDrag

Occurs when there is a change in the keyboard or mouse button state during a drag-and-drop operation.

QueryCursor

Occurs when the cursor is requested to display. This event is raised on an element each time that the mouse pointer moves to a new location, which means the cursor object might need to be changed based on its new position.

StylusButtonDown

Occurs when the stylus button is pressed while the pointer is over this element.

StylusButtonUp

Occurs when the stylus button is released while the pointer is over this element.

StylusDown

Occurs when the stylus touches the digitizer while the stylus is over this element.

StylusEnter

Occurs when the stylus enters the bounds of this element.

StylusInAirMove

Occurs when the stylus moves over an element without actually touching the digitizer.

StylusInRange

Occurs when the stylus is close enough to the digitizer to be detected, while over this element.

StylusLeave

Occurs when the stylus leaves the bounds of the element.

StylusMove

Occurs when the stylus moves over this element. The stylus must move while on the digitizer to raise this event. Otherwise, StylusInAirMove is raised instead.

StylusOutOfRange

Occurs when the stylus is too far from the digitizer to be detected, while over this element.

StylusSystemGesture

Occurs when a user performs one of several stylus gestures.

StylusUp

Occurs when the user raises the stylus off the digitizer while it is over this element.

TextInput

Occurs when this element gets text in a device-independent manner.

TouchDown (4)

Occurs when a finger touches the screen while the finger is over this element.

TouchEnter (4)

Occurs when a touch moves from outside to inside the bounds of this element.

TouchLeave (4)

Occurs when a touch moves from inside to outside the bounds of this element.

TouchMove (4)

Occurs when a finger moves on the screen while the finger is over this element.

TouchUp (4)

Occurs when a finger is raised off of the screen while the finger is over this element.