Move some wifi tracking code to SettingsLib
Move tracking of which networks are available/saved and their state over to SettingsLib to share it with Quick Settings. Bug: 19180466 Change-Id: Iaeef06b26da8cb38e1ba09a7d105d04d499dc181
This commit is contained in:
@@ -18,31 +18,22 @@ package com.android.settings.wifi;
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import static android.net.wifi.WifiConfiguration.INVALID_NETWORK_ID;
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import static android.os.UserManager.DISALLOW_CONFIG_WIFI;
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import android.app.Activity;
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import android.app.Dialog;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.res.Resources;
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import android.content.res.TypedArray;
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import android.location.LocationManager;
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import android.net.ConnectivityManager;
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import android.net.NetworkInfo;
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import android.net.NetworkInfo.DetailedState;
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import android.net.NetworkInfo.State;
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import android.net.wifi.ScanResult;
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import android.net.wifi.WifiConfiguration;
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import android.net.wifi.WifiInfo;
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import android.net.wifi.WifiManager;
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import android.net.wifi.WpsInfo;
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import android.nfc.NfcAdapter;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.Message;
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import android.os.UserHandle;
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import android.preference.Preference;
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import android.preference.PreferenceScreen;
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import android.util.Log;
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@@ -62,13 +53,13 @@ import com.android.settings.SettingsActivity;
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import com.android.settings.search.BaseSearchIndexProvider;
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import com.android.settings.search.Indexable;
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import com.android.settings.search.SearchIndexableRaw;
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import com.android.settingslib.wifi.AccessPoint;
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import com.android.settingslib.wifi.AccessPoint.AccessPointListener;
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import com.android.settingslib.wifi.WifiTracker;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.List;
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import java.util.concurrent.atomic.AtomicBoolean;
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/**
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* Two types of UI are provided here.
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@@ -79,7 +70,8 @@ import java.util.concurrent.atomic.AtomicBoolean;
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* and menus.
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*/
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public class WifiSettings extends RestrictedSettingsFragment
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implements DialogInterface.OnClickListener, Indexable {
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implements DialogInterface.OnClickListener, Indexable, WifiTracker.WifiListener,
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AccessPointListener {
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private static final String TAG = "WifiSettings";
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@@ -100,20 +92,13 @@ public class WifiSettings extends RestrictedSettingsFragment
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private static final int WPS_PIN_DIALOG_ID = 3;
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private static final int WRITE_NFC_DIALOG_ID = 6;
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// Combo scans can take 5-6s to complete - set to 10s.
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private static final int WIFI_RESCAN_INTERVAL_MS = 10 * 1000;
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// Instance state keys
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private static final String SAVE_DIALOG_EDIT_MODE = "edit_mode";
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private static final String SAVE_DIALOG_ACCESS_POINT_STATE = "wifi_ap_state";
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private static boolean savedNetworksExist;
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private final IntentFilter mFilter;
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private final BroadcastReceiver mReceiver;
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private final Scanner mScanner;
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/* package */ WifiManager mWifiManager;
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protected WifiManager mWifiManager;
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private WifiManager.ActionListener mConnectListener;
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private WifiManager.ActionListener mSaveListener;
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private WifiManager.ActionListener mForgetListener;
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@@ -122,11 +107,6 @@ public class WifiSettings extends RestrictedSettingsFragment
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// An access point being editted is stored here.
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private AccessPoint mSelectedAccessPoint;
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private NetworkInfo mLastNetworkInfo;
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private WifiInfo mLastInfo;
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private final AtomicBoolean mConnected = new AtomicBoolean(false);
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private WifiDialog mDialog;
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private WriteWifiConfigToNfcDialog mWifiToNfcDialog;
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@@ -150,98 +130,20 @@ public class WifiSettings extends RestrictedSettingsFragment
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private AccessPoint mDlgAccessPoint;
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private Bundle mAccessPointSavedState;
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/** verbose logging flag. this flag is set thru developer debugging options
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* and used so as to assist with in-the-field WiFi connectivity debugging */
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public static int mVerboseLogging = 0;
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private WifiTracker mWifiTracker;
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/* End of "used in Wifi Setup context" */
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/** A restricted multimap for use in constructAccessPoints */
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private static class Multimap<K,V> {
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private final HashMap<K,List<V>> store = new HashMap<K,List<V>>();
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/** retrieve a non-null list of values with key K */
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List<V> getAll(K key) {
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List<V> values = store.get(key);
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return values != null ? values : Collections.<V>emptyList();
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}
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void put(K key, V val) {
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List<V> curVals = store.get(key);
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if (curVals == null) {
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curVals = new ArrayList<V>(3);
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store.put(key, curVals);
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}
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curVals.add(val);
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}
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}
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private static class Scanner extends Handler {
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private int mRetry = 0;
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private WifiSettings mWifiSettings = null;
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Scanner(WifiSettings wifiSettings) {
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mWifiSettings = wifiSettings;
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}
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void resume() {
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if (!hasMessages(0)) {
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sendEmptyMessage(0);
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}
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}
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void forceScan() {
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removeMessages(0);
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sendEmptyMessage(0);
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}
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void pause() {
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mRetry = 0;
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removeMessages(0);
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}
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@Override
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public void handleMessage(Message message) {
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if (mWifiSettings.mWifiManager.startScan()) {
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mRetry = 0;
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} else if (++mRetry >= 3) {
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mRetry = 0;
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Activity activity = mWifiSettings.getActivity();
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if (activity != null) {
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Toast.makeText(activity, R.string.wifi_fail_to_scan, Toast.LENGTH_LONG).show();
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}
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return;
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}
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sendEmptyMessageDelayed(0, WIFI_RESCAN_INTERVAL_MS);
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}
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}
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public WifiSettings() {
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super(DISALLOW_CONFIG_WIFI);
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mFilter = new IntentFilter();
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mFilter.addAction(WifiManager.WIFI_STATE_CHANGED_ACTION);
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mFilter.addAction(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION);
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mFilter.addAction(WifiManager.NETWORK_IDS_CHANGED_ACTION);
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mFilter.addAction(WifiManager.SUPPLICANT_STATE_CHANGED_ACTION);
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mFilter.addAction(WifiManager.CONFIGURED_NETWORKS_CHANGED_ACTION);
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mFilter.addAction(WifiManager.LINK_CONFIGURATION_CHANGED_ACTION);
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mFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION);
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mFilter.addAction(WifiManager.RSSI_CHANGED_ACTION);
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mReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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handleEvent(intent);
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}
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};
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mScanner = new Scanner(this);
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}
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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mWifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
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mWifiTracker = new WifiTracker(getActivity(), this, true, true);
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mWifiManager = mWifiTracker.getManager();
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mConnectListener = new WifiManager.ActionListener() {
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@Override
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@@ -321,14 +223,14 @@ public class WifiSettings extends RestrictedSettingsFragment
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if (intent.hasExtra(EXTRA_START_CONNECT_SSID)) {
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String ssid = intent.getStringExtra(EXTRA_START_CONNECT_SSID);
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updateAccessPoints();
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onAccessPointsChanged();
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PreferenceScreen preferenceScreen = getPreferenceScreen();
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for (int i = 0; i < preferenceScreen.getPreferenceCount(); i++) {
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Preference preference = preferenceScreen.getPreference(i);
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if (preference instanceof AccessPoint) {
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AccessPoint accessPoint = (AccessPoint) preference;
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if (ssid.equals(accessPoint.ssid) && accessPoint.networkId == -1
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&& accessPoint.security != AccessPoint.SECURITY_NONE) {
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if (preference instanceof AccessPointPreference) {
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AccessPoint accessPoint = ((AccessPointPreference) preference).getAccessPoint();
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if (ssid.equals(accessPoint.getSsid()) && !accessPoint.isSaved()
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&& accessPoint.getSecurity() != AccessPoint.SECURITY_NONE) {
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onPreferenceTreeClick(preferenceScreen, preference);
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break;
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}
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@@ -370,8 +272,7 @@ public class WifiSettings extends RestrictedSettingsFragment
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mWifiEnabler.resume(activity);
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}
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activity.registerReceiver(mReceiver, mFilter);
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updateAccessPoints();
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mWifiTracker.startTracking();
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}
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@Override
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@@ -381,8 +282,7 @@ public class WifiSettings extends RestrictedSettingsFragment
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mWifiEnabler.pause();
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}
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getActivity().unregisterReceiver(mReceiver);
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mScanner.pause();
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mWifiTracker.stopTracking();
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}
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@Override
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@@ -398,7 +298,7 @@ public class WifiSettings extends RestrictedSettingsFragment
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* @param menu
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*/
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void addOptionsMenuItems(Menu menu) {
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final boolean wifiIsEnabled = mWifiManager.isWifiEnabled();
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final boolean wifiIsEnabled = mWifiTracker.isWifiEnabled();
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TypedArray ta = getActivity().getTheme().obtainStyledAttributes(
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new int[] {R.attr.ic_menu_add, R.attr.ic_wps});
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menu.add(Menu.NONE, MENU_ID_ADD_NETWORK, 0, R.string.wifi_add_network)
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@@ -463,12 +363,10 @@ public class WifiSettings extends RestrictedSettingsFragment
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showDialog(WPS_PIN_DIALOG_ID);
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return true;
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case MENU_ID_SCAN:
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if (mWifiManager.isWifiEnabled()) {
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mScanner.forceScan();
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}
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mWifiTracker.forceScan();
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return true;
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case MENU_ID_ADD_NETWORK:
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if (mWifiManager.isWifiEnabled()) {
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if (mWifiTracker.isWifiEnabled()) {
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onAddNetworkPressed();
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}
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return true;
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@@ -502,7 +400,7 @@ public class WifiSettings extends RestrictedSettingsFragment
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} else {
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showAppMenuItem.setTitle(R.string.wifi_menu_apps);
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}
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updateAccessPoints();
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onAccessPointsChanged();
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return true;
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}
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return super.onOptionsItemSelected(item);
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@@ -514,28 +412,24 @@ public class WifiSettings extends RestrictedSettingsFragment
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Preference preference = (Preference) getListView().getItemAtPosition(
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((AdapterContextMenuInfo) info).position);
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if (preference instanceof AccessPoint) {
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mSelectedAccessPoint = (AccessPoint) preference;
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menu.setHeaderTitle(mSelectedAccessPoint.ssid);
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if (mSelectedAccessPoint.getLevel() != -1) {
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if (mSelectedAccessPoint.getState() == null) {
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menu.add(Menu.NONE, MENU_ID_CONNECT, 0, R.string.wifi_menu_connect);
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}
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if (preference instanceof AccessPointPreference) {
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mSelectedAccessPoint = ((AccessPointPreference) preference).getAccessPoint();
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menu.setHeaderTitle(mSelectedAccessPoint.getSsid());
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if (mSelectedAccessPoint.isConnectable()) {
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menu.add(Menu.NONE, MENU_ID_CONNECT, 0, R.string.wifi_menu_connect);
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}
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if (mSelectedAccessPoint.networkId != INVALID_NETWORK_ID ||
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(mSelectedAccessPoint.getNetworkInfo() != null &&
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mSelectedAccessPoint.getNetworkInfo().getState() != State.DISCONNECTED)) {
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if (mSelectedAccessPoint.isSaved() || mSelectedAccessPoint.isEphemeral()) {
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// Allow forgetting a network if either the network is saved or ephemerally
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// connected. (In the latter case, "forget" blacklists the network so it won't
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// be used again, ephemerally).
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menu.add(Menu.NONE, MENU_ID_FORGET, 0, R.string.wifi_menu_forget);
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}
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if (mSelectedAccessPoint.networkId != INVALID_NETWORK_ID) {
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if (mSelectedAccessPoint.isSaved()) {
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menu.add(Menu.NONE, MENU_ID_MODIFY, 0, R.string.wifi_menu_modify);
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NfcAdapter nfcAdapter = NfcAdapter.getDefaultAdapter(getActivity());
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if (nfcAdapter != null && nfcAdapter.isEnabled() &&
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mSelectedAccessPoint.security != AccessPoint.SECURITY_NONE) {
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mSelectedAccessPoint.getSecurity() != AccessPoint.SECURITY_NONE) {
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// Only allow writing of NFC tags for password-protected networks.
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menu.add(Menu.NONE, MENU_ID_WRITE_NFC, 0, R.string.wifi_menu_write_to_nfc);
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}
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@@ -551,9 +445,9 @@ public class WifiSettings extends RestrictedSettingsFragment
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}
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switch (item.getItemId()) {
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case MENU_ID_CONNECT: {
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if (mSelectedAccessPoint.networkId != INVALID_NETWORK_ID) {
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connect(mSelectedAccessPoint.networkId);
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} else if (mSelectedAccessPoint.security == AccessPoint.SECURITY_NONE) {
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if (mSelectedAccessPoint.isSaved()) {
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connect(mSelectedAccessPoint.getConfig());
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} else if (mSelectedAccessPoint.getSecurity() != AccessPoint.SECURITY_NONE) {
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/** Bypass dialog for unsecured networks */
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mSelectedAccessPoint.generateOpenNetworkConfig();
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connect(mSelectedAccessPoint.getConfig());
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@@ -580,12 +474,11 @@ public class WifiSettings extends RestrictedSettingsFragment
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@Override
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public boolean onPreferenceTreeClick(PreferenceScreen screen, Preference preference) {
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if (preference instanceof AccessPoint) {
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mSelectedAccessPoint = (AccessPoint) preference;
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if (preference instanceof AccessPointPreference) {
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mSelectedAccessPoint = ((AccessPointPreference) preference).getAccessPoint();
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/** Bypass dialog for unsecured, unsaved, and inactive networks */
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if (mSelectedAccessPoint.security == AccessPoint.SECURITY_NONE &&
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mSelectedAccessPoint.networkId == INVALID_NETWORK_ID &&
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!mSelectedAccessPoint.isActive()) {
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if (mSelectedAccessPoint.getSecurity() == AccessPoint.SECURITY_NONE &&
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!mSelectedAccessPoint.isSaved() && !mSelectedAccessPoint.isActive()) {
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mSelectedAccessPoint.generateOpenNetworkConfig();
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if (!savedNetworksExist) {
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savedNetworksExist = true;
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@@ -651,7 +544,8 @@ public class WifiSettings extends RestrictedSettingsFragment
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* Shows the latest access points available with supplemental information like
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* the strength of network and the security for it.
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*/
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protected void updateAccessPoints() {
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@Override
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public void onAccessPointsChanged() {
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// Safeguard from some delayed event handling
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if (getActivity() == null) return;
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@@ -661,28 +555,27 @@ public class WifiSettings extends RestrictedSettingsFragment
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}
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final int wifiState = mWifiManager.getWifiState();
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//when we update the screen, check if verbose logging has been turned on or off
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mVerboseLogging = mWifiManager.getVerboseLoggingLevel();
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switch (wifiState) {
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case WifiManager.WIFI_STATE_ENABLED:
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// AccessPoints are automatically sorted with TreeSet.
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final Collection<AccessPoint> accessPoints =
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constructAccessPoints(getActivity(), mWifiManager, mLastInfo,
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mLastNetworkInfo);
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mWifiTracker.getAccessPoints();
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getPreferenceScreen().removeAll();
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if (accessPoints.size() == 0) {
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addMessagePreference(R.string.wifi_empty_list_wifi_on);
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}
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for (AccessPoint accessPoint : accessPoints) {
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if (showAppIcons) {
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accessPoint.showAppIcon();
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}
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// Ignore access points that are out of range.
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if (accessPoint.getLevel() != -1) {
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getPreferenceScreen().addPreference(accessPoint);
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AccessPointPreference preference = new AccessPointPreference(accessPoint,
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getActivity());
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if (showAppIcons) {
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preference.showAppIcon();
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}
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getPreferenceScreen().addPreference(preference);
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accessPoint.setListener(this);
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}
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}
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break;
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@@ -699,6 +592,11 @@ public class WifiSettings extends RestrictedSettingsFragment
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setOffMessage();
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break;
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}
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// Update "Saved Networks" menu option.
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if (savedNetworksExist != mWifiTracker.doSavedNetworksExist()) {
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savedNetworksExist = !savedNetworksExist;
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getActivity().invalidateOptionsMenu();
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}
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}
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protected TextView initEmptyView() {
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@@ -732,127 +630,14 @@ public class WifiSettings extends RestrictedSettingsFragment
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getPreferenceScreen().removeAll();
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}
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/** Returns sorted list of access points */
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private static List<AccessPoint> constructAccessPoints(Context context,
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WifiManager wifiManager, WifiInfo lastInfo, NetworkInfo lastNetworkInfo) {
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ArrayList<AccessPoint> accessPoints = new ArrayList<AccessPoint>();
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/** Lookup table to more quickly update AccessPoints by only considering objects with the
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* correct SSID. Maps SSID -> List of AccessPoints with the given SSID. */
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Multimap<String, AccessPoint> apMap = new Multimap<String, AccessPoint>();
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final List<WifiConfiguration> configs = wifiManager.getConfiguredNetworks();
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if (configs != null) {
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// Update "Saved Networks" menu option.
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if (savedNetworksExist != (configs.size() > 0)) {
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savedNetworksExist = !savedNetworksExist;
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if (context instanceof Activity) {
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((Activity) context).invalidateOptionsMenu();
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}
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}
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for (WifiConfiguration config : configs) {
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if (config.selfAdded && config.numAssociation == 0) {
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continue;
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}
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AccessPoint accessPoint = new AccessPoint(context, config);
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if (lastInfo != null && lastNetworkInfo != null) {
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accessPoint.update(lastInfo, lastNetworkInfo);
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}
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accessPoints.add(accessPoint);
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apMap.put(accessPoint.ssid, accessPoint);
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}
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}
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final List<ScanResult> results = wifiManager.getScanResults();
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if (results != null) {
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for (ScanResult result : results) {
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// Ignore hidden and ad-hoc networks.
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if (result.SSID == null || result.SSID.length() == 0 ||
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result.capabilities.contains("[IBSS]")) {
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continue;
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}
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boolean found = false;
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for (AccessPoint accessPoint : apMap.getAll(result.SSID)) {
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if (accessPoint.update(result))
|
||||
found = true;
|
||||
}
|
||||
if (!found) {
|
||||
AccessPoint accessPoint = new AccessPoint(context, result);
|
||||
if (lastInfo != null && lastNetworkInfo != null) {
|
||||
accessPoint.update(lastInfo, lastNetworkInfo);
|
||||
}
|
||||
accessPoints.add(accessPoint);
|
||||
apMap.put(accessPoint.ssid, accessPoint);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Pre-sort accessPoints to speed preference insertion
|
||||
Collections.sort(accessPoints);
|
||||
return accessPoints;
|
||||
}
|
||||
|
||||
private void handleEvent(Intent intent) {
|
||||
String action = intent.getAction();
|
||||
if (WifiManager.WIFI_STATE_CHANGED_ACTION.equals(action)) {
|
||||
updateWifiState(intent.getIntExtra(WifiManager.EXTRA_WIFI_STATE,
|
||||
WifiManager.WIFI_STATE_UNKNOWN));
|
||||
} else if (WifiManager.SCAN_RESULTS_AVAILABLE_ACTION.equals(action) ||
|
||||
WifiManager.CONFIGURED_NETWORKS_CHANGED_ACTION.equals(action) ||
|
||||
WifiManager.LINK_CONFIGURATION_CHANGED_ACTION.equals(action)) {
|
||||
updateAccessPoints();
|
||||
} else if (WifiManager.NETWORK_STATE_CHANGED_ACTION.equals(action)) {
|
||||
NetworkInfo info = (NetworkInfo) intent.getParcelableExtra(
|
||||
WifiManager.EXTRA_NETWORK_INFO);
|
||||
mConnected.set(info.isConnected());
|
||||
changeNextButtonState(info.isConnected());
|
||||
updateAccessPoints();
|
||||
updateNetworkInfo(info);
|
||||
} else if (WifiManager.RSSI_CHANGED_ACTION.equals(action)) {
|
||||
updateNetworkInfo(null);
|
||||
}
|
||||
}
|
||||
|
||||
private void updateNetworkInfo(NetworkInfo networkInfo) {
|
||||
/* sticky broadcasts can call this when wifi is disabled */
|
||||
if (!mWifiManager.isWifiEnabled()) {
|
||||
mScanner.pause();
|
||||
return;
|
||||
}
|
||||
|
||||
if (networkInfo != null &&
|
||||
networkInfo.getDetailedState() == DetailedState.OBTAINING_IPADDR) {
|
||||
mScanner.pause();
|
||||
} else {
|
||||
mScanner.resume();
|
||||
}
|
||||
|
||||
mLastInfo = mWifiManager.getConnectionInfo();
|
||||
if (networkInfo != null) {
|
||||
mLastNetworkInfo = networkInfo;
|
||||
}
|
||||
|
||||
for (int i = getPreferenceScreen().getPreferenceCount() - 1; i >= 0; --i) {
|
||||
// Maybe there's a WifiConfigPreference
|
||||
Preference preference = getPreferenceScreen().getPreference(i);
|
||||
if (preference instanceof AccessPoint) {
|
||||
final AccessPoint accessPoint = (AccessPoint) preference;
|
||||
accessPoint.update(mLastInfo, mLastNetworkInfo);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void updateWifiState(int state) {
|
||||
@Override
|
||||
public void onWifiStateChanged(int state) {
|
||||
Activity activity = getActivity();
|
||||
if (activity != null) {
|
||||
activity.invalidateOptionsMenu();
|
||||
}
|
||||
|
||||
switch (state) {
|
||||
case WifiManager.WIFI_STATE_ENABLED:
|
||||
mScanner.resume();
|
||||
return; // not break, to avoid the call to pause() below
|
||||
|
||||
case WifiManager.WIFI_STATE_ENABLING:
|
||||
addMessagePreference(R.string.wifi_starting);
|
||||
break;
|
||||
@@ -861,10 +646,11 @@ public class WifiSettings extends RestrictedSettingsFragment
|
||||
setOffMessage();
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
mLastInfo = null;
|
||||
mLastNetworkInfo = null;
|
||||
mScanner.pause();
|
||||
@Override
|
||||
public void onConnectedChanged() {
|
||||
changeNextButtonState(mWifiTracker.isConnected());
|
||||
}
|
||||
|
||||
/**
|
||||
@@ -896,8 +682,8 @@ public class WifiSettings extends RestrictedSettingsFragment
|
||||
|
||||
if (config == null) {
|
||||
if (mSelectedAccessPoint != null
|
||||
&& mSelectedAccessPoint.networkId != INVALID_NETWORK_ID) {
|
||||
connect(mSelectedAccessPoint.networkId);
|
||||
&& mSelectedAccessPoint.isSaved()) {
|
||||
connect(mSelectedAccessPoint.getConfig());
|
||||
}
|
||||
} else if (config.networkId != INVALID_NETWORK_ID) {
|
||||
if (mSelectedAccessPoint != null) {
|
||||
@@ -911,32 +697,25 @@ public class WifiSettings extends RestrictedSettingsFragment
|
||||
}
|
||||
}
|
||||
|
||||
if (mWifiManager.isWifiEnabled()) {
|
||||
mScanner.resume();
|
||||
}
|
||||
updateAccessPoints();
|
||||
mWifiTracker.resumeScanning();
|
||||
}
|
||||
|
||||
/* package */ void forget() {
|
||||
if (mSelectedAccessPoint.networkId == INVALID_NETWORK_ID) {
|
||||
if (!mSelectedAccessPoint.isSaved()) {
|
||||
if (mSelectedAccessPoint.getNetworkInfo().getState() != State.DISCONNECTED) {
|
||||
// Network is active but has no network ID - must be ephemeral.
|
||||
mWifiManager.disableEphemeralNetwork(
|
||||
AccessPoint.convertToQuotedString(mSelectedAccessPoint.ssid));
|
||||
AccessPoint.convertToQuotedString(mSelectedAccessPoint.getSsid()));
|
||||
} else {
|
||||
// Should not happen, but a monkey seems to trigger it
|
||||
Log.e(TAG, "Failed to forget invalid network " + mSelectedAccessPoint.getConfig());
|
||||
return;
|
||||
}
|
||||
} else {
|
||||
mWifiManager.forget(mSelectedAccessPoint.networkId, mForgetListener);
|
||||
mWifiManager.forget(mSelectedAccessPoint.getConfig().networkId, mForgetListener);
|
||||
}
|
||||
|
||||
|
||||
if (mWifiManager.isWifiEnabled()) {
|
||||
mScanner.resume();
|
||||
}
|
||||
updateAccessPoints();
|
||||
mWifiTracker.resumeScanning();
|
||||
|
||||
// We need to rename/replace "Next" button in wifi setup context.
|
||||
changeNextButtonState(false);
|
||||
@@ -954,9 +733,7 @@ public class WifiSettings extends RestrictedSettingsFragment
|
||||
* Refreshes acccess points and ask Wifi module to scan networks again.
|
||||
*/
|
||||
/* package */ void refreshAccessPoints() {
|
||||
if (mWifiManager.isWifiEnabled()) {
|
||||
mScanner.resume();
|
||||
}
|
||||
mWifiTracker.resumeScanning();
|
||||
|
||||
getPreferenceScreen().removeAll();
|
||||
}
|
||||
@@ -971,7 +748,7 @@ public class WifiSettings extends RestrictedSettingsFragment
|
||||
}
|
||||
|
||||
/* package */ int getAccessPointsCount() {
|
||||
final boolean wifiIsEnabled = mWifiManager.isWifiEnabled();
|
||||
final boolean wifiIsEnabled = mWifiTracker.isWifiEnabled();
|
||||
if (wifiIsEnabled) {
|
||||
return getPreferenceScreen().getPreferenceCount();
|
||||
} else {
|
||||
@@ -983,18 +760,14 @@ public class WifiSettings extends RestrictedSettingsFragment
|
||||
* Requests wifi module to pause wifi scan. May be ignored when the module is disabled.
|
||||
*/
|
||||
/* package */ void pauseWifiScan() {
|
||||
if (mWifiManager.isWifiEnabled()) {
|
||||
mScanner.pause();
|
||||
}
|
||||
mWifiTracker.pauseScanning();
|
||||
}
|
||||
|
||||
/**
|
||||
* Requests wifi module to resume wifi scan. May be ignored when the module is disabled.
|
||||
*/
|
||||
/* package */ void resumeWifiScan() {
|
||||
if (mWifiManager.isWifiEnabled()) {
|
||||
mScanner.resume();
|
||||
}
|
||||
mWifiTracker.resumeScanning();
|
||||
}
|
||||
|
||||
@Override
|
||||
@@ -1002,6 +775,16 @@ public class WifiSettings extends RestrictedSettingsFragment
|
||||
return R.string.help_url_wifi;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onAccessPointChanged(AccessPoint accessPoint) {
|
||||
((AccessPointPreference) accessPoint.getTag()).refresh();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onLevelChanged(AccessPoint accessPoint) {
|
||||
((AccessPointPreference) accessPoint.getTag()).onLevelChanged();
|
||||
}
|
||||
|
||||
public static final SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
|
||||
new BaseSearchIndexProvider() {
|
||||
@Override
|
||||
@@ -1016,16 +799,12 @@ public class WifiSettings extends RestrictedSettingsFragment
|
||||
data.keywords = res.getString(R.string.keywords_wifi);
|
||||
result.add(data);
|
||||
|
||||
// Add available Wi-Fi access points
|
||||
WifiManager wifiManager =
|
||||
(WifiManager) context.getSystemService(Context.WIFI_SERVICE);
|
||||
// Add saved Wi-Fi access points
|
||||
final Collection<AccessPoint> accessPoints =
|
||||
constructAccessPoints(context, wifiManager, null, null);
|
||||
WifiTracker.getCurrentAccessPoints(context, true, false);
|
||||
for (AccessPoint accessPoint : accessPoints) {
|
||||
// We are indexing only the saved Wi-Fi networks.
|
||||
if (accessPoint.getConfig() == null) continue;
|
||||
data = new SearchIndexableRaw(context);
|
||||
data.title = accessPoint.getTitle().toString();
|
||||
data.title = accessPoint.getSsid();
|
||||
data.screenTitle = res.getString(R.string.wifi_settings);
|
||||
data.enabled = enabled;
|
||||
result.add(data);
|
||||
|
Reference in New Issue
Block a user