Interface: EventControllerProps

Defined in: types.ts:17

Props for EventController-based event handlers.

These props attach EventControllers to widgets for handling pointer motion, clicks, keyboard events, and drag-and-drop.

Properties

onEnter()?

optional onEnter: (x, y) => void

Defined in: types.ts:19

Called when the pointer enters the widget

Parameters

Parameter	Type
x	number
y	number

Returns

void

---

onKeyPressed()?

optional onKeyPressed: (keyval, keycode, state) => boolean

Defined in: types.ts:29

Called when a key is pressed (for focusable widgets)

Parameters

Parameter	Type
keyval	number
keycode	number
state	ModifierType

Returns

boolean

---

onKeyReleased()?

optional onKeyReleased: (keyval, keycode, state) => void

Defined in: types.ts:31

Called when a key is released

Parameters

Parameter	Type
keyval	number
keycode	number
state	ModifierType

Returns

void

---

onLeave()?

optional onLeave: () => void

Defined in: types.ts:21

Called when the pointer leaves the widget

Returns

void

---

onMotion()?

optional onMotion: (x, y) => void

Defined in: types.ts:23

Called when the pointer moves over the widget

Parameters

Parameter	Type
x	number
y	number

Returns

void

---

onPressed()?

optional onPressed: (nPress, x, y) => void

Defined in: types.ts:25

Called when a mouse button is pressed

Parameters

Parameter	Type
nPress	number
x	number
y	number

Returns

void

---

onReleased()?

optional onReleased: (nPress, x, y) => void

Defined in: types.ts:27

Called when a mouse button is released

Parameters

Parameter	Type
nPress	number
x	number
y	number

Returns

void

---

onScroll()?

optional onScroll: (dx, dy) => boolean

Defined in: types.ts:33

Called when the widget is scrolled

Parameters

Parameter	Type
dx	number
dy	number

Returns

boolean