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How does the chronometer class in textview work?


Asked by Brett Savage on Dec 13, 2021 FAQ



Chronometer is a subclass of TextView. This class helps us to add a timer in our app. You can give Timer start time in the elapsedRealTime () timebase and it start counting from that. If we don’t give base time then it will use the time at which time we call start () method.
And,
Just change the mStartListener method to parse the text from mChronometer (it's derived from TextView after all), calculate milliseconds, and use setBase () to readjust the base time to that amount of time in the past:
Just so, In Android, Chronometer is a class that implements a simple timer. Chronometer is a subclass of TextView. This class helps us to add a timer in our app. You can give start time in the elapsedRealTime () timebase and it start counting from that. If we don’t give base time then it will use the time at which time we call start () method.
Similarly,
Chronometer Core Methods. 1 setBase (long timerBaseTime) : Base time is the timer start count time. ... 2 start () : Start the timer, then you can see the chronometer text area time value increased every one second in general. ... 3 stop () : Stop the timer from counting, then the time value will not update. ... More items...
Accordingly,
3. setFormat(String format): set format function of chronometer is used to set the format string used to display. In other words we can say it is used to display text, numbers etc along-with chronometer.