Package com.jbstrap.ui

Interface HandleKeyboardEvents<T extends Component<?>>

Type Parameters:

T - The component type

All Known Implementing Classes:

ColorPicker, DatePicker, DateRangePicker, IntegerItem, NumberItem, PasswordItem, TextItem

public interface HandleKeyboardEvents<T extends Component<?>>

Keyboard event handling components

The components that implement the interface can handle keyboard events. These keyboard events are:

• KeyPress events
• KeyUp events
• KeyDown events

Since:

4.0

Author:

JBStrap

See Also:

• KeyPressEventHandler
• KeyUpEventHandler
• KeyDownEventHandler

Method Summary

Modifier and Type	Method	Description
default T	addKeyDownHandler(KeyDownEventHandler handler)	Adds a keyboard key down event handler to the component.
default T	addKeyPressHandler(KeyPressEventHandler handler)	Adds a keyboard key press event handler to the component.
default T	addKeyUpHandler(KeyUpEventHandler handler)	Adds a keyboard key up event handler to the component.

Method Details

addKeyPressHandler

default T addKeyPressHandler(KeyPressEventHandler handler)

Adds a keyboard key press event handler to the component. The handler will run when the user presses a key, while the component is in focus.

Parameters:

handler - The KeyPressEventHandler implementation

Returns:

The component

See Also:

• KeyboardEvent

addKeyUpHandler

default T addKeyUpHandler(KeyUpEventHandler handler)

Adds a keyboard key up event handler to the component. The handler will run when the user releases a pressed a key, while the component is in focus.

Parameters:

handler - The KeyUpEventHandler implementation

Returns:

The component

See Also:

• KeyboardEvent

addKeyDownHandler

default T addKeyDownHandler(KeyDownEventHandler handler)

Adds a keyboard key down event handler to the component. The handler will run when the user presses a key, while the component is in focus.

Parameters:

handler - The KeyDownEventHandler implementation

Returns:

The component

See Also:

• KeyboardEvent