package tui

type Events interface {

	// OnKeyPressed is called every time a key or key-combination is pressed.
	// If OnKeyPressed returns true, the event will not be passed onto child views
	OnKeyPressed(event *KeyEvent) (consumed bool)

	// OnMouseEvent is called every time the mouse was used in any way.
	// That includes mouse movement, button presses and scroll wheel usage
	// If OnMouseClicked returns true, the event will not be passed onto child views
	OnMouseEvent(event *MouseEvent) (consumed bool)
}

type EventTmpl struct {
	KeyPressed func(event *KeyEvent) (consumed bool)
	MouseEvent func(event *MouseEvent) (consumed bool)
}

var _ Events = &EventTmpl{}

func (e *EventTmpl) OnKeyPressed(event *KeyEvent) (consumed bool) {
	if e.KeyPressed == nil {
		return false
	}
	return e.KeyPressed(event)
}

func (e *EventTmpl) OnMouseEvent(event *MouseEvent) (consumed bool) {
	if e.MouseEvent == nil {
		return false
	}
	return e.MouseEvent(event)
}