New to Telerik UI for WinForms? Start a free 30-day trial

IInputElement

Interface

Establishes the common events and also the event-related properties and methods for basic input processing by Telerik Presentation Foundation (TPF) elements.

Definition

Namespace:Telerik.WinControls.UI

Assembly:Telerik.WinControls.UI.dll

Syntax:

public interface IInputElement

Properties

Focusable

bool

Gets or sets whether this element can receive keyboard focus. EditorBaseElement always reports true and ignores assignments.

bool Focusable { get; set; }

IsEnabled

bool

Gets whether this element is enabled to receive input.

bool IsEnabled { get; }

IsFocused

bool

Gets whether this element currently has keyboard focus.

bool IsFocused { get; }

IsMouseCaptured

bool

Gets whether this element currently owns mouse capture.

bool IsMouseCaptured { get; }

IsMouseOver

bool

Gets whether the mouse is considered over this element by the TPF hover state; this state can include sibling elements in the same parent item.

bool IsMouseOver { get; }

Methods

CaptureMouse()

Captures mouse input for this element.

bool CaptureMouse()

Returns:

bool

true if the element owns mouse capture after the request; otherwise, false.

Focus()

Requests keyboard focus for this element.

bool Focus()

Returns:

bool

true if keyboard focus is assigned to the element; otherwise, false.

ReleaseMouseCapture()

Releases mouse capture held by this element.

void ReleaseMouseCapture()

Events

KeyDown

KeyEventHandler

Raised when this element receives a key-down notification. Use it for key-state commands; character input is exposed through KeyPress.

event KeyEventHandler KeyDown

KeyPress

KeyPressEventHandler

Raised for character input, unlike KeyDown and KeyUp, which report key transitions.

event KeyPressEventHandler KeyPress

KeyUp

KeyEventHandler

Raised when this element receives a key-up notification.

event KeyEventHandler KeyUp

MouseDown

MouseEventHandler

Raised when this element receives mouse-button press input.

event MouseEventHandler MouseDown

MouseEnter

EventHandler

Raised when the mouse pointer enters this element's bounds.

event EventHandler MouseEnter

MouseLeave

EventHandler

Raised when the mouse pointer leaves this element's bounds.

event EventHandler MouseLeave

MouseMove

MouseEventHandler

Raised when this element receives mouse-move input.

event MouseEventHandler MouseMove

MouseUp

MouseEventHandler

Raised when this element receives mouse-button release input.

event MouseEventHandler MouseUp

MouseWheel

MouseEventHandler

Raised when this element receives mouse-wheel input.

event MouseEventHandler MouseWheel