====== How to setup environment for Fyne GUI library on Android ======

===== Installing Android NDK =====

Download and unpack a stable NDK from this site: https://developer.android.com/ndk/downloads#lts-downloads

Export global shell variable:

<code>
$ export ANDROID_NDK_HOME=<path to unpacked directory>
</code>

===== Installing Fyne CLI Tool =====

<code>
$ go install fyne.io/tools/cmd/fyne@latest
</code>

===== Build Hello World =====

==== Initialize package ====

Make a new directory, initialize go package, and write following ''main.go'':

(''main.go'' copied from https://docs.fyne.io/started/hello)

<code>
$ mkdir app-test && cd app-test
$ go mod init apptest
$ vim main.go

package main

import (
	"fyne.io/fyne/v2/app"
	"fyne.io/fyne/v2/widget"
)

func main() {
	a := app.New()
	w := a.NewWindow("Hello World")

	w.SetContent(widget.NewLabel("Hello World!"))
	w.ShowAndRun()
}
</code>

==== Build APK ====

<code>
$ fyne package -os android -app-id pl.mdukat.testapp
</code>

===== Read more =====

  * https://docs.fyne.io/started/mobile
  * https://docs.fyne.io/
  * https://github.com/andydotxyz/fynegameboy - example app built for android