input/input.go
func (p DispatchMouseEventParams) WithButtons(buttons int64) *DispatchMouseEventParams {
	p.Buttons = buttons
	return &p
}
func (p DispatchMouseEventParams) WithButtons(buttons int64) *DispatchMouseEventParams {
	p.Buttons = buttons
	return &p
}
// WithButtons a number indicating which buttons are pressed on the mouse
// when a mouse event is triggered. Left=1, Right=2, Middle=4, Back=8,
// Forward=16, None=0.