/*
* 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.bluetooth.BluetoothAdapter;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.ConnectivityManager;
import android.net.wifi.WifiManager;
import android.os.SystemProperties;
import android.os.UserHandle;
import android.provider.Settings;
import android.util.Log;
import android.widget.Toast;
import java.util.ArrayList;
import com.android.systemui.statusbar.phone.PhoneStatusBar;
public class HotspotControllerImpl implements HotspotController {
private static final String TAG = "HotspotController";
private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
// Keep these in sync with Settings TetherService.java
public static final String EXTRA_ADD_TETHER_TYPE = "extraAddTetherType";
public static final String EXTRA_SET_ALARM = "extraSetAlarm";
public static final String EXTRA_RUN_PROVISION = "extraRunProvision";
public static final String EXTRA_ENABLE_WIFI_TETHER = "extraEnableWifiTether";
// Keep this in sync with Settings TetherSettings.java
public static final int WIFI_TETHERING = 0;
private final ArrayList<Callback> mCallbacks = new ArrayList<Callback>();
private final Receiver mReceiver = new Receiver();
private final Context mContext;
private final WifiManager mWifiManager;
private final ConnectivityManager mConnectivityManager;
private boolean supportBtWifiSoftApCoexist = true;
private BluetoothAdapter mBluetoothAdapter;
//SPRD:fixbug434711 make the statusbar close when click hotspot.
private PhoneStatusBar mBar;
public HotspotControllerImpl(Context context) {
mContext = context;
mWifiManager = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);
mConnectivityManager = (ConnectivityManager)
mContext.getSystemService(Context.CONNECTIVITY_SERVICE);
if (SystemProperties.get("ro.btwifisoftap.coexist", "true").equals(
"false")) {
if (mBluetoothAdapter == null) {
mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();
}
supportBtWifiSoftApCoexist = false;
}
}
public void addCallback(Callback callback) {
if (callback == null || mCallbacks.contains(callback)) return;
if (DEBUG) Log.d(TAG, "addCallback " + callback);
mCallbacks.add(callback);
mReceiver.setListening(!mCallbacks.isEmpty());
}
public void removeCallback(Callback callback) {
if (callback == null) return;
if (DEBUG) Log.d(TAG, "removeCallback " + callback);
mCallbacks.remove(callback);
mReceiver.setListening(!mCallbacks.isEmpty());
}
@Override
public boolean isHotspotEnabled() {
return mWifiManager.getWifiApState() == WifiManager.WIFI_AP_STATE_ENABLED;
}
@Override
public boolean isHotspotSupported() {
final boolean isSecondaryUser = ActivityManager.getCurrentUser() != UserHandle.USER_OWNER;
return !isSecondaryUser && mConnectivityManager.isTetheringSupported();
}
@Override
public boolean isProvisioningNeeded() {
// Keep in sync with other usage of config_mobile_hotspot_provision_app.
// TetherSettings#isProvisioningNeeded and
// ConnectivityManager#enforceTetherChangePermission
String[] provisionApp = mContext.getResources().getStringArray(
com.android.internal.R.array.config_mobile_hotspot_provision_app);
if (SystemProperties.getBoolean("net.tethering.noprovisioning", false)
|| provisionApp == null) {
return false;
}
return (provisionApp.length == 2);
}
@Override
public void setHotspotEnabled(boolean enabled) {
final ContentResolver cr = mContext.getContentResolver();
// Call provisioning app which is called when enabling Tethering from Settings
if (enabled) {
if (isProvisioningNeeded()) {
String tetherEnable = mContext.getResources().getString(
com.android.internal.R.string.config_wifi_tether_enable);
Intent intent = new Intent();
intent.putExtra(EXTRA_ADD_TETHER_TYPE, WIFI_TETHERING);
intent.putExtra(EXTRA_SET_ALARM, true);
intent.putExtra(EXTRA_RUN_PROVISION, true);
intent.putExtra(EXTRA_ENABLE_WIFI_TETHER, true);
intent.setComponent(ComponentName.unflattenFromString(tetherEnable));
mContext.startServiceAsUser(intent, UserHandle.CURRENT);
} else {
// This needs to be kept up to date with Settings (WifiApEnabler.setSoftapEnabled)
// in case it is turned on in settings and off in qs (or vice versa).
// Disable Wifi if enabling tethering.
if (!supportBtWifiSoftApCoexist) {
int btState = mBluetoothAdapter.getState();
if(mBar!=null&&enabled && ((btState == BluetoothAdapter.STATE_ON) || (btState == BluetoothAdapter.STATE_TURNING_ON))) {
//SPRD:fixbug434711 make the statusbar close when click hotspot.
mBar.animateCollapseQuickSettings();
Toast.makeText(mContext, com.android.systemui.R.string.softap_bt_cannot_coexist, Toast.LENGTH_SHORT).show();
return;
}
Settings.Global.putInt(cr, Settings.Global.SOFTAP_ENABLING_OR_ENABLED, 1);
}
int wifiState = mWifiManager.getWifiState();
if ((wifiState == WifiManager.WIFI_STATE_ENABLING) ||
(wifiState == WifiManager.WIFI_STATE_ENABLED)) {
mWifiManager.setWifiEnabled(false);
Settings.Global.putInt(cr, Settings.Global.WIFI_SAVED_STATE, 1);
}
mWifiManager.setWifiApEnabled(null, true);
}
} else {
mWifiManager.setWifiApEnabled(null, false);
if (Settings.Global.getInt(cr, Settings.Global.WIFI_SAVED_STATE, 0) == 1) {
mWifiManager.setWifiEnabled(true);
Settings.Global.putInt(cr, Settings.Global.WIFI_SAVED_STATE, 0);
}
}
}
private void fireCallback(boolean isEnabled) {
for (Callback callback : mCallbacks) {
callback.onHotspotChanged(isEnabled);
}
}
private final class Receiver extends BroadcastReceiver {
private boolean mRegistered;
public void setListening(boolean listening) {
if (listening && !mRegistered) {
if (DEBUG) Log.d(TAG, "Registering receiver");
final IntentFilter filter = new IntentFilter();
filter.addAction(WifiManager.WIFI_AP_STATE_CHANGED_ACTION);
mContext.registerReceiver(this, filter);
mRegistered = true;
} else if (!listening && mRegistered) {
if (DEBUG) Log.d(TAG, "Unregistering receiver");
mContext.unregisterReceiver(this);
mRegistered = false;
}
}
@Override
public void onReceive(Context context, Intent intent) {
if (DEBUG) Log.d(TAG, "onReceive " + intent.getAction());
fireCallback(isHotspotEnabled());
}
}
/* SPRD:fixbug434711 make the statusbar close when click hotspot @{ */
public void setbar(PhoneStatusBar bar) {
// TODO Auto-generated method stub
mBar=bar;
}
/* @} */
}