我想在应用程序中使用 countdown 计时器,我应该这样创建这样的创建:点击也查看图像
如何创建诸如上述设计之类的倒计时数?
private void downTimer(){
new CountDownTimer(120*1000,1000) {
@Override
public void onTick(long millisUntilFinished) {
long second = (millisUntilFinished / 1000) % 60;
long minutes = (millisUntilFinished/(1000*60)) % 60;
textViewCountDownTimer.setText(minutes + ":" + second);
}
@Override
public void onFinish() {
textViewCountDownTimer.setText("Finish");
}
}.start();
}
在文本字段中显示30秒倒计时的示例:
new CountDownTimer(30000, 1000) {
public void onTick(long millisUntilFinished) {
mTextField.setText("seconds remaining: " + millisUntilFinished / 1000);
}
public void onFinish() {
mTextField.setText("done!");
}
}.start();
访问https://developer.android.com/reference/android/os/countdowntimer.html
也许这可以帮助您:
https://github.com/tsuryo/android-countdown-timer
<com.tsuryo.androidcountdown.Counter
android:id="@+id/counte1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
app:max_time_unit="DAY"
app:text_color="#2196F3"
app:text_size="36dp"
app:textual_description="true"
app:counter_font="DIGITAL_BOLD" />
和java:
mCounter = findViewById(R.id.counter);
mCounter.setDate("2019-07-19T18:33:00"); //countdown starts