58d6ffc5f5
When activated by Setup Wizard, disable notification alerts and other status bar flags as also done by Setup Wizard and GSF. Bug: 6645469 Change-Id: I43ef5c2a5fa3f53434a1aaa968de50d91b0d78ce
1000 lines
39 KiB
Java
1000 lines
39 KiB
Java
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.wifi;
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import static android.net.wifi.WifiConfiguration.INVALID_NETWORK_ID;
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import android.app.ActionBar;
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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.pm.PackageManager;
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import android.content.res.Resources;
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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.wifi.ScanResult;
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import android.net.wifi.SupplicantState;
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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.os.Bundle;
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import android.os.Handler;
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import android.os.Message;
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import android.preference.Preference;
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import android.preference.PreferenceActivity;
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import android.preference.PreferenceScreen;
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import android.security.Credentials;
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import android.security.KeyStore;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.view.ContextMenu;
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import android.view.ContextMenu.ContextMenuInfo;
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import android.view.Gravity;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.ViewGroup;
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import android.widget.AdapterView.AdapterContextMenuInfo;
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import android.widget.ImageButton;
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import android.widget.PopupMenu;
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import android.widget.PopupMenu.OnMenuItemClickListener;
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import android.widget.RelativeLayout;
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import android.widget.Switch;
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import android.widget.TextView;
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import android.widget.Toast;
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import com.android.settings.R;
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import com.android.settings.SettingsPreferenceFragment;
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import com.android.settings.wifi.p2p.WifiP2pSettings;
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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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*
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* The first is for "usual Settings", appearing as any other Setup fragment.
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*
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* The second is for Setup Wizard, with a simplified interface that hides the action bar
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* and menus.
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*/
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public class WifiSettings extends SettingsPreferenceFragment
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implements DialogInterface.OnClickListener {
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private static final String TAG = "WifiSettings";
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private static final int MENU_ID_WPS_PBC = Menu.FIRST;
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private static final int MENU_ID_WPS_PIN = Menu.FIRST + 1;
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private static final int MENU_ID_P2P = Menu.FIRST + 2;
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private static final int MENU_ID_ADD_NETWORK = Menu.FIRST + 3;
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private static final int MENU_ID_ADVANCED = Menu.FIRST + 4;
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private static final int MENU_ID_SCAN = Menu.FIRST + 5;
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private static final int MENU_ID_CONNECT = Menu.FIRST + 6;
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private static final int MENU_ID_FORGET = Menu.FIRST + 7;
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private static final int MENU_ID_MODIFY = Menu.FIRST + 8;
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private static final int WIFI_DIALOG_ID = 1;
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private static final int WPS_PBC_DIALOG_ID = 2;
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private static final int WPS_PIN_DIALOG_ID = 3;
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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 final IntentFilter mFilter;
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private final BroadcastReceiver mReceiver;
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private final Scanner mScanner;
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private WifiManager mWifiManager;
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private WifiManager.Channel mChannel;
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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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private boolean mP2pSupported;
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private WifiEnabler mWifiEnabler;
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// An access point being editted is stored here.
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private AccessPoint mSelectedAccessPoint;
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private DetailedState mLastState;
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private WifiInfo mLastInfo;
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private AtomicBoolean mConnected = new AtomicBoolean(false);
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private int mKeyStoreNetworkId = INVALID_NETWORK_ID;
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private WifiDialog mDialog;
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private TextView mEmptyView;
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/* Used in Wifi Setup context */
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// this boolean extra specifies whether to disable the Next button when not connected
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private static final String EXTRA_ENABLE_NEXT_ON_CONNECT = "wifi_enable_next_on_connect";
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// this boolean extra specifies whether to auto finish when connection is established
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private static final String EXTRA_AUTO_FINISH_ON_CONNECT = "wifi_auto_finish_on_connect";
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// this boolean extra is set if we are being invoked by the Setup Wizard
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private static final String EXTRA_IS_FIRST_RUN = "firstRun";
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// should Next button only be enabled when we have a connection?
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private boolean mEnableNextOnConnection;
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// should activity finish once we have a connection?
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private boolean mAutoFinishOnConnection;
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// Save the dialog details
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private boolean mDlgEdit;
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private AccessPoint mDlgAccessPoint;
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private Bundle mAccessPointSavedState;
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// the action bar uses a different set of controls for Setup Wizard
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private boolean mSetupWizardMode;
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/* End of "used in Wifi Setup context" */
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public WifiSettings() {
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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(context, intent);
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}
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};
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mScanner = new Scanner();
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}
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@Override
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public void onCreate(Bundle icicle) {
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// Set this flag early, as it's needed by getHelpResource(), which is called by super
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mSetupWizardMode = getActivity().getIntent().getBooleanExtra(EXTRA_IS_FIRST_RUN, false);
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super.onCreate(icicle);
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}
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@Override
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public View onCreateView(final LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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if (mSetupWizardMode) {
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View view = inflater.inflate(R.layout.setup_preference, container, false);
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View other = view.findViewById(R.id.other_network);
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other.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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if (mWifiManager.isWifiEnabled()) {
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onAddNetworkPressed();
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}
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}
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});
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final ImageButton b = (ImageButton) view.findViewById(R.id.more);
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if (b != null) {
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b.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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if (mWifiManager.isWifiEnabled()) {
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PopupMenu pm = new PopupMenu(inflater.getContext(), b);
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pm.inflate(R.menu.wifi_setup);
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pm.setOnMenuItemClickListener(new OnMenuItemClickListener() {
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@Override
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public boolean onMenuItemClick(MenuItem item) {
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if (R.id.wifi_wps == item.getItemId()) {
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showDialog(WPS_PBC_DIALOG_ID);
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return true;
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}
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return false;
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}
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});
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pm.show();
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}
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}
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});
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}
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return view;
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} else {
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return super.onCreateView(inflater, container, savedInstanceState);
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}
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}
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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// We don't call super.onActivityCreated() here, since it assumes we already set up
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// Preference (probably in onCreate()), while WifiSettings exceptionally set it up in
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// this method.
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mP2pSupported = getPackageManager().hasSystemFeature(PackageManager.FEATURE_WIFI_DIRECT);
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mWifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
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mChannel = mWifiManager.initialize(getActivity(), getActivity().getMainLooper(), null);
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mConnectListener = new WifiManager.ActionListener() {
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public void onSuccess() {
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}
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public void onFailure(int reason) {
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Toast.makeText(getActivity(),
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R.string.wifi_failed_connect_message,
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Toast.LENGTH_SHORT).show();
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}
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};
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mSaveListener = new WifiManager.ActionListener() {
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public void onSuccess() {
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}
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public void onFailure(int reason) {
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Toast.makeText(getActivity(),
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R.string.wifi_failed_save_message,
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Toast.LENGTH_SHORT).show();
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}
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};
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mForgetListener = new WifiManager.ActionListener() {
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public void onSuccess() {
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}
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public void onFailure(int reason) {
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Toast.makeText(getActivity(),
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R.string.wifi_failed_forget_message,
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Toast.LENGTH_SHORT).show();
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}
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};
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if (savedInstanceState != null
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&& savedInstanceState.containsKey(SAVE_DIALOG_ACCESS_POINT_STATE)) {
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mDlgEdit = savedInstanceState.getBoolean(SAVE_DIALOG_EDIT_MODE);
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mAccessPointSavedState = savedInstanceState.getBundle(SAVE_DIALOG_ACCESS_POINT_STATE);
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}
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final Activity activity = getActivity();
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final Intent intent = activity.getIntent();
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// first if we're supposed to finish once we have a connection
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mAutoFinishOnConnection = intent.getBooleanExtra(EXTRA_AUTO_FINISH_ON_CONNECT, false);
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if (mAutoFinishOnConnection) {
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// Hide the next button
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if (hasNextButton()) {
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getNextButton().setVisibility(View.GONE);
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}
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final ConnectivityManager connectivity = (ConnectivityManager)
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getActivity().getSystemService(Context.CONNECTIVITY_SERVICE);
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if (connectivity != null
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&& connectivity.getNetworkInfo(ConnectivityManager.TYPE_WIFI).isConnected()) {
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activity.finish();
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return;
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}
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}
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// if we're supposed to enable/disable the Next button based on our current connection
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// state, start it off in the right state
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mEnableNextOnConnection = intent.getBooleanExtra(EXTRA_ENABLE_NEXT_ON_CONNECT, false);
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if (mEnableNextOnConnection) {
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if (hasNextButton()) {
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final ConnectivityManager connectivity = (ConnectivityManager)
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getActivity().getSystemService(Context.CONNECTIVITY_SERVICE);
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if (connectivity != null) {
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NetworkInfo info = connectivity.getNetworkInfo(
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ConnectivityManager.TYPE_WIFI);
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changeNextButtonState(info.isConnected());
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}
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}
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}
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addPreferencesFromResource(R.xml.wifi_settings);
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if (mSetupWizardMode) {
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getView().setSystemUiVisibility(
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View.STATUS_BAR_DISABLE_BACK |
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View.STATUS_BAR_DISABLE_HOME |
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View.STATUS_BAR_DISABLE_RECENT |
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View.STATUS_BAR_DISABLE_NOTIFICATION_ALERTS |
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View.STATUS_BAR_DISABLE_CLOCK);
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}
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// On/off switch is hidden for Setup Wizard
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if (!mSetupWizardMode) {
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Switch actionBarSwitch = new Switch(activity);
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if (activity instanceof PreferenceActivity) {
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PreferenceActivity preferenceActivity = (PreferenceActivity) activity;
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if (preferenceActivity.onIsHidingHeaders() || !preferenceActivity.onIsMultiPane()) {
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final int padding = activity.getResources().getDimensionPixelSize(
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R.dimen.action_bar_switch_padding);
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actionBarSwitch.setPadding(0, 0, padding, 0);
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activity.getActionBar().setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM,
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ActionBar.DISPLAY_SHOW_CUSTOM);
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activity.getActionBar().setCustomView(actionBarSwitch, new ActionBar.LayoutParams(
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ActionBar.LayoutParams.WRAP_CONTENT,
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ActionBar.LayoutParams.WRAP_CONTENT,
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Gravity.CENTER_VERTICAL | Gravity.RIGHT));
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}
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}
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mWifiEnabler = new WifiEnabler(activity, actionBarSwitch);
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}
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mEmptyView = (TextView) getView().findViewById(android.R.id.empty);
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getListView().setEmptyView(mEmptyView);
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if (!mSetupWizardMode) {
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registerForContextMenu(getListView());
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}
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setHasOptionsMenu(true);
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// After confirming PreferenceScreen is available, we call super.
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super.onActivityCreated(savedInstanceState);
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}
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@Override
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public void onResume() {
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super.onResume();
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if (mWifiEnabler != null) {
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mWifiEnabler.resume();
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}
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getActivity().registerReceiver(mReceiver, mFilter);
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if (mKeyStoreNetworkId != INVALID_NETWORK_ID &&
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KeyStore.getInstance().state() == KeyStore.State.UNLOCKED) {
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mWifiManager.connect(mChannel, mKeyStoreNetworkId, mConnectListener);
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}
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mKeyStoreNetworkId = INVALID_NETWORK_ID;
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updateAccessPoints();
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}
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@Override
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public void onPause() {
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super.onPause();
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if (mWifiEnabler != null) {
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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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}
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@Override
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public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
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final boolean wifiIsEnabled = mWifiManager.isWifiEnabled();
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if (mSetupWizardMode) {
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// FIXME: add setIcon() when graphics are available
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menu.add(Menu.NONE, MENU_ID_WPS_PBC, 0, R.string.wifi_menu_wps_pbc)
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.setIcon(R.drawable.ic_wps)
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.setEnabled(wifiIsEnabled)
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.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
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menu.add(Menu.NONE, MENU_ID_ADD_NETWORK, 0, R.string.wifi_add_network)
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.setEnabled(wifiIsEnabled)
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.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
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} else {
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menu.add(Menu.NONE, MENU_ID_WPS_PBC, 0, R.string.wifi_menu_wps_pbc)
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.setIcon(R.drawable.ic_wps)
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.setEnabled(wifiIsEnabled)
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.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
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menu.add(Menu.NONE, MENU_ID_ADD_NETWORK, 0, R.string.wifi_add_network)
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.setIcon(R.drawable.ic_menu_add)
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.setEnabled(wifiIsEnabled)
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.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
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menu.add(Menu.NONE, MENU_ID_SCAN, 0, R.string.wifi_menu_scan)
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//.setIcon(R.drawable.ic_menu_scan_network)
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.setEnabled(wifiIsEnabled)
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.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
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menu.add(Menu.NONE, MENU_ID_WPS_PIN, 0, R.string.wifi_menu_wps_pin)
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.setEnabled(wifiIsEnabled)
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.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
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if (mP2pSupported) {
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menu.add(Menu.NONE, MENU_ID_P2P, 0, R.string.wifi_menu_p2p)
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.setEnabled(wifiIsEnabled)
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.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
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}
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menu.add(Menu.NONE, MENU_ID_ADVANCED, 0, R.string.wifi_menu_advanced)
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//.setIcon(android.R.drawable.ic_menu_manage)
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.setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
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}
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super.onCreateOptionsMenu(menu, inflater);
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}
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@Override
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public void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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// If the dialog is showing, save its state.
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if (mDialog != null && mDialog.isShowing()) {
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outState.putBoolean(SAVE_DIALOG_EDIT_MODE, mDlgEdit);
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if (mDlgAccessPoint != null) {
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mAccessPointSavedState = new Bundle();
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mDlgAccessPoint.saveWifiState(mAccessPointSavedState);
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outState.putBundle(SAVE_DIALOG_ACCESS_POINT_STATE, mAccessPointSavedState);
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}
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}
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case MENU_ID_WPS_PBC:
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showDialog(WPS_PBC_DIALOG_ID);
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return true;
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case MENU_ID_P2P:
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if (getActivity() instanceof PreferenceActivity) {
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((PreferenceActivity) getActivity()).startPreferencePanel(
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WifiP2pSettings.class.getCanonicalName(),
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null,
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R.string.wifi_p2p_settings_title, null,
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this, 0);
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} else {
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startFragment(this, WifiP2pSettings.class.getCanonicalName(), -1, null);
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}
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return true;
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case MENU_ID_WPS_PIN:
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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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return true;
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case MENU_ID_ADD_NETWORK:
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if (mWifiManager.isWifiEnabled()) {
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onAddNetworkPressed();
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}
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return true;
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case MENU_ID_ADVANCED:
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if (getActivity() instanceof PreferenceActivity) {
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((PreferenceActivity) getActivity()).startPreferencePanel(
|
|
AdvancedWifiSettings.class.getCanonicalName(),
|
|
null,
|
|
R.string.wifi_advanced_titlebar, null,
|
|
this, 0);
|
|
} else {
|
|
startFragment(this, AdvancedWifiSettings.class.getCanonicalName(), -1, null);
|
|
}
|
|
return true;
|
|
}
|
|
return super.onOptionsItemSelected(item);
|
|
}
|
|
|
|
@Override
|
|
public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo info) {
|
|
if (info instanceof AdapterContextMenuInfo) {
|
|
Preference preference = (Preference) getListView().getItemAtPosition(
|
|
((AdapterContextMenuInfo) info).position);
|
|
|
|
if (preference instanceof AccessPoint) {
|
|
mSelectedAccessPoint = (AccessPoint) preference;
|
|
menu.setHeaderTitle(mSelectedAccessPoint.ssid);
|
|
if (mSelectedAccessPoint.getLevel() != -1
|
|
&& mSelectedAccessPoint.getState() == null) {
|
|
menu.add(Menu.NONE, MENU_ID_CONNECT, 0, R.string.wifi_menu_connect);
|
|
}
|
|
if (mSelectedAccessPoint.networkId != INVALID_NETWORK_ID) {
|
|
menu.add(Menu.NONE, MENU_ID_FORGET, 0, R.string.wifi_menu_forget);
|
|
menu.add(Menu.NONE, MENU_ID_MODIFY, 0, R.string.wifi_menu_modify);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public boolean onContextItemSelected(MenuItem item) {
|
|
if (mSelectedAccessPoint == null) {
|
|
return super.onContextItemSelected(item);
|
|
}
|
|
switch (item.getItemId()) {
|
|
case MENU_ID_CONNECT: {
|
|
if (mSelectedAccessPoint.networkId != INVALID_NETWORK_ID) {
|
|
if (!requireKeyStore(mSelectedAccessPoint.getConfig())) {
|
|
mWifiManager.connect(mChannel, mSelectedAccessPoint.networkId,
|
|
mConnectListener);
|
|
}
|
|
} else if (mSelectedAccessPoint.security == AccessPoint.SECURITY_NONE) {
|
|
/** Bypass dialog for unsecured networks */
|
|
mSelectedAccessPoint.generateOpenNetworkConfig();
|
|
mWifiManager.connect(mChannel, mSelectedAccessPoint.getConfig(),
|
|
mConnectListener);
|
|
} else {
|
|
showDialog(mSelectedAccessPoint, true);
|
|
}
|
|
return true;
|
|
}
|
|
case MENU_ID_FORGET: {
|
|
mWifiManager.forget(mChannel, mSelectedAccessPoint.networkId, mForgetListener);
|
|
return true;
|
|
}
|
|
case MENU_ID_MODIFY: {
|
|
showDialog(mSelectedAccessPoint, true);
|
|
return true;
|
|
}
|
|
}
|
|
return super.onContextItemSelected(item);
|
|
}
|
|
|
|
@Override
|
|
public boolean onPreferenceTreeClick(PreferenceScreen screen, Preference preference) {
|
|
if (preference instanceof AccessPoint) {
|
|
mSelectedAccessPoint = (AccessPoint) preference;
|
|
/** Bypass dialog for unsecured, unsaved networks */
|
|
if (mSelectedAccessPoint.security == AccessPoint.SECURITY_NONE &&
|
|
mSelectedAccessPoint.networkId == INVALID_NETWORK_ID) {
|
|
mSelectedAccessPoint.generateOpenNetworkConfig();
|
|
mWifiManager.connect(mChannel, mSelectedAccessPoint.getConfig(), mConnectListener);
|
|
} else {
|
|
showDialog(mSelectedAccessPoint, false);
|
|
}
|
|
} else {
|
|
return super.onPreferenceTreeClick(screen, preference);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
private void showDialog(AccessPoint accessPoint, boolean edit) {
|
|
if (mDialog != null) {
|
|
removeDialog(WIFI_DIALOG_ID);
|
|
mDialog = null;
|
|
}
|
|
|
|
// Save the access point and edit mode
|
|
mDlgAccessPoint = accessPoint;
|
|
mDlgEdit = edit;
|
|
|
|
showDialog(WIFI_DIALOG_ID);
|
|
}
|
|
|
|
@Override
|
|
public Dialog onCreateDialog(int dialogId) {
|
|
switch (dialogId) {
|
|
case WIFI_DIALOG_ID:
|
|
AccessPoint ap = mDlgAccessPoint; // For manual launch
|
|
if (ap == null) { // For re-launch from saved state
|
|
if (mAccessPointSavedState != null) {
|
|
ap = new AccessPoint(getActivity(), mAccessPointSavedState);
|
|
// For repeated orientation changes
|
|
mDlgAccessPoint = ap;
|
|
}
|
|
}
|
|
// If it's still null, fine, it's for Add Network
|
|
mSelectedAccessPoint = ap;
|
|
mDialog = new WifiDialog(getActivity(), this, ap, mDlgEdit);
|
|
return mDialog;
|
|
case WPS_PBC_DIALOG_ID:
|
|
return new WpsDialog(getActivity(), WpsInfo.PBC);
|
|
case WPS_PIN_DIALOG_ID:
|
|
return new WpsDialog(getActivity(), WpsInfo.DISPLAY);
|
|
}
|
|
return super.onCreateDialog(dialogId);
|
|
}
|
|
|
|
private boolean requireKeyStore(WifiConfiguration config) {
|
|
if (WifiConfigController.requireKeyStore(config) &&
|
|
KeyStore.getInstance().state() != KeyStore.State.UNLOCKED) {
|
|
mKeyStoreNetworkId = config.networkId;
|
|
Credentials.getInstance().unlock(getActivity());
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Shows the latest access points available with supplimental information like
|
|
* the strength of network and the security for it.
|
|
*/
|
|
private void updateAccessPoints() {
|
|
// Safeguard from some delayed event handling
|
|
if (getActivity() == null) return;
|
|
|
|
final int wifiState = mWifiManager.getWifiState();
|
|
|
|
switch (wifiState) {
|
|
case WifiManager.WIFI_STATE_ENABLED:
|
|
// AccessPoints are automatically sorted with TreeSet.
|
|
final Collection<AccessPoint> accessPoints = constructAccessPoints();
|
|
getPreferenceScreen().removeAll();
|
|
if(accessPoints.size() == 0) {
|
|
addMessagePreference(R.string.wifi_empty_list_wifi_on);
|
|
}
|
|
for (AccessPoint accessPoint : accessPoints) {
|
|
getPreferenceScreen().addPreference(accessPoint);
|
|
}
|
|
break;
|
|
|
|
case WifiManager.WIFI_STATE_ENABLING:
|
|
getPreferenceScreen().removeAll();
|
|
break;
|
|
|
|
case WifiManager.WIFI_STATE_DISABLING:
|
|
addMessagePreference(R.string.wifi_stopping);
|
|
break;
|
|
|
|
case WifiManager.WIFI_STATE_DISABLED:
|
|
addMessagePreference(R.string.wifi_empty_list_wifi_off);
|
|
break;
|
|
}
|
|
}
|
|
|
|
private void addMessagePreference(int messageId) {
|
|
if (mEmptyView != null) mEmptyView.setText(messageId);
|
|
getPreferenceScreen().removeAll();
|
|
}
|
|
|
|
/** Returns sorted list of access points */
|
|
private List<AccessPoint> constructAccessPoints() {
|
|
ArrayList<AccessPoint> accessPoints = new ArrayList<AccessPoint>();
|
|
/** Lookup table to more quickly update AccessPoints by only considering objects with the
|
|
* correct SSID. Maps SSID -> List of AccessPoints with the given SSID. */
|
|
Multimap<String, AccessPoint> apMap = new Multimap<String, AccessPoint>();
|
|
|
|
final List<WifiConfiguration> configs = mWifiManager.getConfiguredNetworks();
|
|
if (configs != null) {
|
|
for (WifiConfiguration config : configs) {
|
|
AccessPoint accessPoint = new AccessPoint(getActivity(), config);
|
|
accessPoint.update(mLastInfo, mLastState);
|
|
accessPoints.add(accessPoint);
|
|
apMap.put(accessPoint.ssid, accessPoint);
|
|
}
|
|
}
|
|
|
|
final List<ScanResult> results = mWifiManager.getScanResults();
|
|
if (results != null) {
|
|
for (ScanResult result : results) {
|
|
// Ignore hidden and ad-hoc networks.
|
|
if (result.SSID == null || result.SSID.length() == 0 ||
|
|
result.capabilities.contains("[IBSS]")) {
|
|
continue;
|
|
}
|
|
|
|
boolean found = false;
|
|
for (AccessPoint accessPoint : apMap.getAll(result.SSID)) {
|
|
if (accessPoint.update(result))
|
|
found = true;
|
|
}
|
|
if (!found) {
|
|
AccessPoint accessPoint = new AccessPoint(getActivity(), result);
|
|
accessPoints.add(accessPoint);
|
|
apMap.put(accessPoint.ssid, accessPoint);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Pre-sort accessPoints to speed preference insertion
|
|
Collections.sort(accessPoints);
|
|
return accessPoints;
|
|
}
|
|
|
|
/** A restricted multimap for use in constructAccessPoints */
|
|
private class Multimap<K,V> {
|
|
private HashMap<K,List<V>> store = new HashMap<K,List<V>>();
|
|
/** retrieve a non-null list of values with key K */
|
|
List<V> getAll(K key) {
|
|
List<V> values = store.get(key);
|
|
return values != null ? values : Collections.<V>emptyList();
|
|
}
|
|
|
|
void put(K key, V val) {
|
|
List<V> curVals = store.get(key);
|
|
if (curVals == null) {
|
|
curVals = new ArrayList<V>(3);
|
|
store.put(key, curVals);
|
|
}
|
|
curVals.add(val);
|
|
}
|
|
}
|
|
|
|
private void handleEvent(Context context, 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.SUPPLICANT_STATE_CHANGED_ACTION.equals(action)) {
|
|
//Ignore supplicant state changes when network is connected
|
|
//TODO: we should deprecate SUPPLICANT_STATE_CHANGED_ACTION and
|
|
//introduce a broadcast that combines the supplicant and network
|
|
//network state change events so the apps dont have to worry about
|
|
//ignoring supplicant state change when network is connected
|
|
//to get more fine grained information.
|
|
SupplicantState state = (SupplicantState) intent.getParcelableExtra(
|
|
WifiManager.EXTRA_NEW_STATE);
|
|
if (!mConnected.get() && SupplicantState.isHandshakeState(state)) {
|
|
updateConnectionState(WifiInfo.getDetailedStateOf(state));
|
|
}
|
|
} 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();
|
|
updateConnectionState(info.getDetailedState());
|
|
if (mAutoFinishOnConnection && info.isConnected()) {
|
|
getActivity().finish();
|
|
return;
|
|
}
|
|
} else if (WifiManager.RSSI_CHANGED_ACTION.equals(action)) {
|
|
updateConnectionState(null);
|
|
}
|
|
}
|
|
|
|
private void updateConnectionState(DetailedState state) {
|
|
/* sticky broadcasts can call this when wifi is disabled */
|
|
if (!mWifiManager.isWifiEnabled()) {
|
|
mScanner.pause();
|
|
return;
|
|
}
|
|
|
|
if (state == DetailedState.OBTAINING_IPADDR) {
|
|
mScanner.pause();
|
|
} else {
|
|
mScanner.resume();
|
|
}
|
|
|
|
mLastInfo = mWifiManager.getConnectionInfo();
|
|
if (state != null) {
|
|
mLastState = state;
|
|
}
|
|
|
|
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, mLastState);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void updateWifiState(int state) {
|
|
getActivity().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;
|
|
|
|
case WifiManager.WIFI_STATE_DISABLED:
|
|
addMessagePreference(R.string.wifi_empty_list_wifi_off);
|
|
break;
|
|
}
|
|
|
|
mLastInfo = null;
|
|
mLastState = null;
|
|
mScanner.pause();
|
|
}
|
|
|
|
private class Scanner extends Handler {
|
|
private int mRetry = 0;
|
|
|
|
void resume() {
|
|
if (!hasMessages(0)) {
|
|
sendEmptyMessage(0);
|
|
}
|
|
}
|
|
|
|
void forceScan() {
|
|
removeMessages(0);
|
|
sendEmptyMessage(0);
|
|
}
|
|
|
|
void pause() {
|
|
mRetry = 0;
|
|
removeMessages(0);
|
|
}
|
|
|
|
@Override
|
|
public void handleMessage(Message message) {
|
|
if (mWifiManager.startScanActive()) {
|
|
mRetry = 0;
|
|
} else if (++mRetry >= 3) {
|
|
mRetry = 0;
|
|
Toast.makeText(getActivity(), R.string.wifi_fail_to_scan,
|
|
Toast.LENGTH_LONG).show();
|
|
return;
|
|
}
|
|
sendEmptyMessageDelayed(0, WIFI_RESCAN_INTERVAL_MS);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Renames/replaces "Next" button when appropriate. "Next" button usually exists in
|
|
* Wifi setup screens, not in usual wifi settings screen.
|
|
*
|
|
* @param connected true when the device is connected to a wifi network.
|
|
*/
|
|
private void changeNextButtonState(boolean connected) {
|
|
if (mEnableNextOnConnection && hasNextButton()) {
|
|
getNextButton().setEnabled(connected);
|
|
}
|
|
}
|
|
|
|
public void onClick(DialogInterface dialogInterface, int button) {
|
|
if (button == WifiDialog.BUTTON_FORGET && mSelectedAccessPoint != null) {
|
|
forget();
|
|
} else if (button == WifiDialog.BUTTON_SUBMIT) {
|
|
submit(mDialog.getController());
|
|
}
|
|
}
|
|
|
|
/* package */ void submit(WifiConfigController configController) {
|
|
|
|
final WifiConfiguration config = configController.getConfig();
|
|
|
|
if (config == null) {
|
|
if (mSelectedAccessPoint != null
|
|
&& !requireKeyStore(mSelectedAccessPoint.getConfig())
|
|
&& mSelectedAccessPoint.networkId != INVALID_NETWORK_ID) {
|
|
mWifiManager.connect(mChannel, mSelectedAccessPoint.networkId,
|
|
mConnectListener);
|
|
}
|
|
} else if (config.networkId != INVALID_NETWORK_ID) {
|
|
if (mSelectedAccessPoint != null) {
|
|
mWifiManager.save(mChannel, config, mSaveListener);
|
|
}
|
|
} else {
|
|
if (configController.isEdit() || requireKeyStore(config)) {
|
|
mWifiManager.save(mChannel, config, mSaveListener);
|
|
} else {
|
|
mWifiManager.connect(mChannel, config, mConnectListener);
|
|
}
|
|
}
|
|
|
|
if (mWifiManager.isWifiEnabled()) {
|
|
mScanner.resume();
|
|
}
|
|
updateAccessPoints();
|
|
}
|
|
|
|
/* package */ void forget() {
|
|
if (mSelectedAccessPoint.networkId == INVALID_NETWORK_ID) {
|
|
// Should not happen, but a monkey seems to triger it
|
|
Log.e(TAG, "Failed to forget invalid network " + mSelectedAccessPoint.getConfig());
|
|
return;
|
|
}
|
|
|
|
mWifiManager.forget(mChannel, mSelectedAccessPoint.networkId, mForgetListener);
|
|
|
|
if (mWifiManager.isWifiEnabled()) {
|
|
mScanner.resume();
|
|
}
|
|
updateAccessPoints();
|
|
|
|
// We need to rename/replace "Next" button in wifi setup context.
|
|
changeNextButtonState(false);
|
|
}
|
|
|
|
/**
|
|
* Refreshes acccess points and ask Wifi module to scan networks again.
|
|
*/
|
|
/* package */ void refreshAccessPoints() {
|
|
if (mWifiManager.isWifiEnabled()) {
|
|
mScanner.resume();
|
|
}
|
|
|
|
getPreferenceScreen().removeAll();
|
|
}
|
|
|
|
/**
|
|
* Called when "add network" button is pressed.
|
|
*/
|
|
/* package */ void onAddNetworkPressed() {
|
|
// No exact access point is selected.
|
|
mSelectedAccessPoint = null;
|
|
showDialog(null, true);
|
|
}
|
|
|
|
/* package */ int getAccessPointsCount() {
|
|
final boolean wifiIsEnabled = mWifiManager.isWifiEnabled();
|
|
if (wifiIsEnabled) {
|
|
return getPreferenceScreen().getPreferenceCount();
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Requests wifi module to pause wifi scan. May be ignored when the module is disabled.
|
|
*/
|
|
/* package */ void pauseWifiScan() {
|
|
if (mWifiManager.isWifiEnabled()) {
|
|
mScanner.pause();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Requests wifi module to resume wifi scan. May be ignored when the module is disabled.
|
|
*/
|
|
/* package */ void resumeWifiScan() {
|
|
if (mWifiManager.isWifiEnabled()) {
|
|
mScanner.resume();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
protected int getHelpResource() {
|
|
if (mSetupWizardMode) {
|
|
return 0;
|
|
}
|
|
return R.string.help_url_wifi;
|
|
}
|
|
|
|
/**
|
|
* Used as the outer frame of all setup wizard pages that need to adjust their margins based
|
|
* on the total size of the available display. (e.g. side margins set to 10% of total width.)
|
|
*/
|
|
public static class ProportionalOuterFrame extends RelativeLayout {
|
|
public ProportionalOuterFrame(Context context) {
|
|
super(context);
|
|
}
|
|
public ProportionalOuterFrame(Context context, AttributeSet attrs) {
|
|
super(context, attrs);
|
|
}
|
|
public ProportionalOuterFrame(Context context, AttributeSet attrs, int defStyle) {
|
|
super(context, attrs, defStyle);
|
|
}
|
|
|
|
/**
|
|
* Set our margins and title area height proportionally to the available display size
|
|
*/
|
|
@Override
|
|
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
|
|
int parentWidth = MeasureSpec.getSize(widthMeasureSpec);
|
|
int parentHeight = MeasureSpec.getSize(heightMeasureSpec);
|
|
final Resources resources = getContext().getResources();
|
|
float titleHeight = resources.getFraction(R.dimen.setup_title_height, 1, 1);
|
|
float sideMargin = resources.getFraction(R.dimen.setup_border_width, 1, 1);
|
|
int bottom = resources.getDimensionPixelSize(R.dimen.setup_margin_bottom);
|
|
setPadding(
|
|
(int) (parentWidth * sideMargin),
|
|
0,
|
|
(int) (parentWidth * sideMargin),
|
|
bottom);
|
|
View title = findViewById(R.id.title_area);
|
|
if (title != null) {
|
|
title.setMinimumHeight((int) (parentHeight * titleHeight));
|
|
}
|
|
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
|
|
}
|
|
}
|
|
|
|
}
|