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Commit 92cf2158 authored by Bolun Shan's avatar Bolun Shan Committed by Tomoharu Hatano
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DO NOT MERGE: Keep access point list updated once in short time 

The function onAccessPointsChanged will be called many times
and access points will be updated many times in 300ms. So check
if the same event exists before calling postDelayed.

Bug: 68230819
Test: Manual test
Change-Id: Id098e1b77c28b62a5495c3369ed950531e59dba2
parent ea5243e2

src/com/android/settings/wifi/WifiSettings.java

+5 −0
Original line number Diff line number Diff line
@@ -37,6 +37,7 @@ import android.net.wifi.WifiManager; 
import android.net.wifi.WpsInfo;

import android.nfc.NfcAdapter;

import android.os.Bundle;

import android.os.Handler;

import android.os.HandlerThread;

import android.os.PowerManager;

import android.os.Process;
@@ -703,6 +704,10 @@ public class WifiSettings extends RestrictedSettingsFragment 
    private void updateAccessPointsDelayed() {

        // Safeguard from some delayed event handling

        if (getActivity() != null && !mIsRestricted && mWifiManager.isWifiEnabled()) {

            Handler handler = getView().getHandler();

            if (handler != null && handler.hasCallbacks(mUpdateAccessPointsRunnable)) {

                return;

            }

            setProgressBarVisible(true);

            getView().postDelayed(mUpdateAccessPointsRunnable, 300 /* delay milliseconds */);

        }