omn*_*ius 5 java android timer
我想知道是否有可能CountDownTimer无限重复?
我想做一个盲测,当计时器退出并用另一首歌重启时,它会改变歌曲.
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.jeu);
int timeinminutes=1;
new CountDownTimer(timeinminutes*21000, 1000)
{
TextView jeutimer = (TextView) findViewById(R.id.jeu_timer);
public void onTick(long millisUntilFinished)
{
long scnds=0;
scnds=(millisUntilFinished/1000);
jeutimer.setText( "" + scnds);
}
public void onFinish()
{
}
}.start();
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我的问题是没有"重启"功能,我想无限地重新开始我的倒计时
你可以重新启动它 -
timer =new CountDownTimer(360000,3000) {
@Override
public void onTick(long millisUntilFinished) {
//Some work
}
@Override
public void onFinish() {
timer.start(); // start it again after it finishes
}
}.start();
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小智 2
只需保存计时器的参考:
CountDownTimer timer;
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.jeu);
int timeinminutes=1;
timer = new CountDownTimer(timeinminutes*21000, 1000)
{
TextView jeutimer = (TextView) findViewById(R.id.jeu_timer);
public void onTick(long millisUntilFinished)
{
long scnds=0;
scnds=(millisUntilFinished/1000);
jeutimer.setText( "" + scnds);
}
public void onFinish()
{
}
}.start();
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现在,您可以随时通过以下方式重新启动它:
timer.start();
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并停止它:
timer.cancel();
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