"set countdown timer to play audio file android studio" Code Answer's
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set countdown timer to play audio file android studio
public class MainActivity extends AppCompatActivity {
private CountdownTimer timer = null;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
final SeekBar sb = (SeekBar) findViewById(R.id.seekBar);
sb.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
@Override
public void onProgressChanged(SeekBar seekBar, int i, boolean b) {}
@Override
public void onStartTrackingTouch(SeekBar seekBar) {}
@Override
public void onStopTrackingTouch(SeekBar seekBar) {
restartTimer(seekBar);
}
}
final Button bt_stop = (Button) findViewById(R.id.btn1);
bt_stop.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(timer != null) {
timer.cancel();
}
}
});
}
private void restartTimer(SeekBar sb) {
if(timer!=null) {
timer.cancel();
}
final long millis = TimeUnit.SECONDS.toMillis(sb.getProgress());
final long interval = TimeUnit.SECONDS.toMillis(1);
timer = new CountdownTimer(millis, interval) {
@Override
public void onTick(long millisUntilFinished) {
tv.setText(String.format("Seconds Remaining: %d", TimeUnit.MILLIS.toSeconds(millisUntilFinished));
}
@Override
public void onFinish() {
tv.setText("done!");
}
}
timer.start();
}
}
Source: stackoverflow.com
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