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/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.systemui.statusbar.policy;
import android.app.ActivityManager;
import android.content.Context;
import android.content.Intent;
import android.net.wifi.WifiManager.ActionListener;
import android.os.Looper;
import android.os.UserHandle;
import android.os.UserManager;
import android.provider.Settings;
import android.util.Log;
import com.android.settingslib.wifi.AccessPoint;
import com.android.settingslib.wifi.WifiTracker;
import com.android.settingslib.wifi.WifiTracker.WifiListener;
import com.android.systemui.R;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
public class AccessPointControllerImpl
implements NetworkController.AccessPointController, WifiListener {
private static final String TAG = "AccessPointController";
private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
// This string extra specifies a network to open the connect dialog on, so the user can enter
// network credentials. This is used by quick settings for secured networks.
private static final String EXTRA_START_CONNECT_SSID = "wifi_start_connect_ssid";
private static final int[] ICONS = {
R.drawable.ic_qs_wifi_full_0,
R.drawable.ic_qs_wifi_full_1,
R.drawable.ic_qs_wifi_full_2,
R.drawable.ic_qs_wifi_full_3,
R.drawable.ic_qs_wifi_full_4,
};
private final Context mContext;
private final ArrayList<AccessPointCallback> mCallbacks = new ArrayList<AccessPointCallback>();
private final WifiTracker mWifiTracker;
private final UserManager mUserManager;
private int mCurrentUser;
public AccessPointControllerImpl(Context context, Looper bgLooper) {
mContext = context;
mUserManager = (UserManager) mContext.getSystemService(Context.USER_SERVICE);
mWifiTracker = new WifiTracker(context, this, bgLooper, false, true);
mCurrentUser = ActivityManager.getCurrentUser();
}
public boolean canConfigWifi() {
return !mUserManager.hasUserRestriction(UserManager.DISALLOW_CONFIG_WIFI,
new UserHandle(mCurrentUser));
}
public void onUserSwitched(int newUserId) {
mCurrentUser = newUserId;
}
@Override
public void addAccessPointCallback(AccessPointCallback callback) {
if (callback == null || mCallbacks.contains(callback)) return;
if (DEBUG) Log.d(TAG, "addCallback " + callback);
mCallbacks.add(callback);
if (mCallbacks.size() == 1) {
mWifiTracker.startTracking();
}
}
@Override
public void removeAccessPointCallback(AccessPointCallback callback) {
if (callback == null) return;
if (DEBUG) Log.d(TAG, "removeCallback " + callback);
mCallbacks.remove(callback);
if (mCallbacks.isEmpty()) {
mWifiTracker.stopTracking();
}
}
@Override
public void scanForAccessPoints() {
if (DEBUG) Log.d(TAG, "scan!");
mWifiTracker.forceScan();
}
@Override
public int getIcon(AccessPoint ap) {
int level = ap.getLevel();
return ICONS[level >= 0 ? level : 0];
}
public boolean connect(AccessPoint ap) {
if (ap == null) return false;
if (DEBUG) Log.d(TAG, "connect networkId=" + ap.getConfig().networkId);
if (ap.isSaved()) {
mWifiTracker.getManager().connect(ap.getConfig().networkId, mConnectListener);
} else {
// Unknown network, need to add it.
if (ap.getSecurity() != AccessPoint.SECURITY_NONE) {
Intent intent = new Intent(Settings.ACTION_WIFI_SETTINGS);
intent.putExtra(EXTRA_START_CONNECT_SSID, ap.getSsidStr());
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
fireSettingsIntentCallback(intent);
return true;
} else {
ap.generateOpenNetworkConfig();
mWifiTracker.getManager().connect(ap.getConfig(), mConnectListener);
}
}
return false;
}
private void fireSettingsIntentCallback(Intent intent) {
for (AccessPointCallback callback : mCallbacks) {
callback.onSettingsActivityTriggered(intent);
}
}
private void fireAcccessPointsCallback(List<AccessPoint> aps) {
for (AccessPointCallback callback : mCallbacks) {
callback.onAccessPointsChanged(aps);
}
}
public void dump(PrintWriter pw) {
mWifiTracker.dump(pw);
}
@Override
public void onWifiStateChanged(int state) {
}
@Override
public void onConnectedChanged() {
fireAcccessPointsCallback(mWifiTracker.getAccessPoints());
}
@Override
public void onAccessPointsChanged() {
fireAcccessPointsCallback(mWifiTracker.getAccessPoints());
}
private final ActionListener mConnectListener = new ActionListener() {
@Override
public void onSuccess() {
if (DEBUG) Log.d(TAG, "connect success");
}
@Override
public void onFailure(int reason) {
if (DEBUG) Log.d(TAG, "connect failure reason=" + reason);
}
};
}
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