presento/key_holder.go at master · alxrm/presento · GitHub

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package main

import (
	"github.com/micmonay/keybd_event"
	"runtime"
	"time"
)

type KeyHolder struct {
	left  keybd_event.KeyBonding
	right keybd_event.KeyBonding
}

func NewKeyHolder() *KeyHolder {
	controller := &KeyHolder{}

	left, errLeft := keybd_event.NewKeyBonding()
	right, errRight := keybd_event.NewKeyBonding()

	if errLeft != nil {
		panic(errLeft)
	} else if errRight != nil {
		panic(errRight)
	}

	controller.left = left
	controller.right = right

	// For linux, it is very important wait 2 seconds
	if runtime.GOOS == "linux" {
		time.Sleep(2 * time.Second)
	}

	controller.left.SetKeys(keybd_event.VK_LEFT)
	controller.right.SetKeys(keybd_event.VK_RIGHT)

	return controller
}

func (c *KeyHolder) PressLeft() {
	c.left.Launching()
}

func (c *KeyHolder) PressRight() {
	c.right.Launching()
}