mirror of
https://github.com/oxen-io/session-android.git
synced 2024-12-28 10:47:46 +00:00
37 lines
989 B
Java
37 lines
989 B
Java
package org.thoughtcrime.securesms.util;
|
|
|
|
import android.os.Handler;
|
|
|
|
/**
|
|
* A class that will throttle the number of runnables executed to be at most once every specified
|
|
* interval.
|
|
*
|
|
* Useful for performing actions in response to rapid user input, such as inputting text, where you
|
|
* don't necessarily want to perform an action after <em>every</em> input.
|
|
*
|
|
* See http://rxmarbles.com/#debounce
|
|
*/
|
|
public class Debouncer {
|
|
|
|
private final Handler handler;
|
|
private final long threshold;
|
|
|
|
/**
|
|
* @param threshold Only one runnable will be executed via {@link #publish(Runnable)} every
|
|
* {@code threshold} milliseconds.
|
|
*/
|
|
public Debouncer(long threshold) {
|
|
this.handler = new Handler();
|
|
this.threshold = threshold;
|
|
}
|
|
|
|
public void publish(Runnable runnable) {
|
|
handler.removeCallbacksAndMessages(null);
|
|
handler.postDelayed(runnable, threshold);
|
|
}
|
|
|
|
public void clear() {
|
|
handler.removeCallbacksAndMessages(null);
|
|
}
|
|
}
|