/Kotlin/Kotlin android click again to exit

Kotlin android click again to exit

    private var backPressedTime:Long = 0
lateinit var backToast:Toast
   override fun onBackPressed() {
            backToast = Toast.makeText(this, "Press back again to leave the app.", Toast.LENGTH_LONG)
        if (backPressedTime + 2000 > System.currentTimeMillis()) {
            backToast.cancel()
            super.onBackPressed()
            return
        } else {
            backToast.show()
        }
        backPressedTime = System.currentTimeMillis()
    }

Source: youtube.com

Similar codes

0 vote341 views1 answer
Kotlin mock time
Kotlin
1 vote376 views1 answer
Kotlin arrow function
Kotlin
2 votes361 views1 answer
Return@foreach not working kotlin
Kotlin
0 vote348 views3 answers
How to change status bar color
Kotlin
0 vote332 views1 answer
Variables en kotlin
Kotlin
1 vote366 views1 answer
Kotlin string template
Kotlin
6 votes359 views2 answers
Kotlin thread
Kotlin
0 vote383 views1 answer
Only allow numbers android
Kotlin
0 vote346 views1 answer
Kotlin change editable to Int
Kotlin
3 votes340 views1 answer
Kotlin string to array
Kotlin