안드로이드에서 뒤로가기 버튼을 두번 눌렀을 때 종료하는 방법입니다.
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| private var doubleBackToExitPressedOnce = false | |
| override fun onBackPressed() { | |
| if (doubleBackToExitPressedOnce) { | |
| super.onBackPressed() | |
| return | |
| } | |
| this.doubleBackToExitPressedOnce = true | |
| Toast.makeText(this, "종료하실려면 한번 더 눌러주세요.", Toast.LENGTH_SHORT).show() | |
| Handler().postDelayed(Runnable { doubleBackToExitPressedOnce = false }, 2000) | |
| } |
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