What if I have handler.postDelayed
thread already under execution and I need to cancel it?
removecallback and handler = null; to cancel out the handle just to keep the code clean and make sure everything will be removed.
postDelayed(new Runnable() { @Override public void run() { Intent i = new Intent(MapsActivity. this,MapsActivity. class); startActivity(i); finish(); } }, TIME_OUT); Then you can use Handler#removeCallbacksAndMessages to remove this or any callback.
Just use the removeCallbacks(Runnable r) method.
postDelayed(Runnable r, Object token, long delayMillis) Causes the Runnable r to be added to the message queue, to be run after the specified amount of time elapses. final void. removeCallbacks(Runnable r) Remove any pending posts of Runnable r that are in the message queue.
I do this to cancel postDelays, per the Android: removeCallbacks removes any pending posts of Runnable r that are in the message queue.
handler.removeCallbacks(runnableRunner);
or use to remove all messages and callbacks
handler.removeCallbacksAndMessages(null);
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