Initial Contribution
This commit is contained in:
The Android Open Source Project
210
src/com/android/settings/WirelessSettings.java
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210
src/com/android/settings/WirelessSettings.java
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/*
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* Copyright (C) 2007 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;
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import com.android.settings.wifi.WifiEnabler;
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import android.bluetooth.BluetoothDevice;
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import android.bluetooth.BluetoothIntent;
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import android.bluetooth.IBluetoothDeviceCallback;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.net.wifi.WifiManager;
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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.preference.CheckBoxPreference;
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import android.provider.Settings;
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import android.widget.Toast;
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public class WirelessSettings extends PreferenceActivity {
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private static final String KEY_TOGGLE_AIRPLANE = "toggle_airplane";
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private static final String KEY_TOGGLE_BLUETOOTH = "toggle_bluetooth";
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private static final String KEY_TOGGLE_WIFI = "toggle_wifi";
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private WifiEnabler mWifiEnabler;
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private AirplaneModeEnabler mAirplaneModeEnabler;
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private CheckBoxPreference mToggleBluetooth;
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private IntentFilter mIntentFilter;
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private static final int EVENT_FAILED_BT_ENABLE = 1;
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private static final int EVENT_PASSED_BT_ENABLE = 2;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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addPreferencesFromResource(R.xml.wireless_settings);
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mIntentFilter = new IntentFilter();
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mIntentFilter.addAction(BluetoothIntent.ENABLED_ACTION);
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mIntentFilter.addAction(BluetoothIntent.DISABLED_ACTION);
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initToggles();
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}
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@Override
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protected void onResume() {
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super.onResume();
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refreshToggles();
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registerReceiver(mReceiver, mIntentFilter);
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mWifiEnabler.resume();
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mAirplaneModeEnabler.resume();
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}
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@Override
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protected void onPause() {
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super.onPause();
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unregisterReceiver(mReceiver);
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mWifiEnabler.pause();
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mAirplaneModeEnabler.pause();
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}
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private void initToggles() {
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mWifiEnabler = new WifiEnabler(
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this,
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(WifiManager) getSystemService(WIFI_SERVICE),
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(CheckBoxPreference) findPreference(KEY_TOGGLE_WIFI));
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mAirplaneModeEnabler = new AirplaneModeEnabler(
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this,
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(CheckBoxPreference) findPreference(KEY_TOGGLE_AIRPLANE));
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mToggleBluetooth = (CheckBoxPreference) findPreference(KEY_TOGGLE_BLUETOOTH);
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mToggleBluetooth.setPersistent(false);
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}
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private void refreshToggles() {
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mToggleBluetooth.setChecked(isBluetoothEnabled());
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mToggleBluetooth.setEnabled(true);
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}
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@Override
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public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
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if (preference == mToggleBluetooth) {
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setBluetoothEnabled(mToggleBluetooth.isChecked());
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return true;
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}
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return false;
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}
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private boolean isBluetoothEnabled() {
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BluetoothDevice device = (BluetoothDevice)getSystemService(BLUETOOTH_SERVICE);
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if (device != null) {
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return device.isEnabled();
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} else {
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return false;
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}
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}
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private void setBluetoothEnabled(boolean enabled) {
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try {
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BluetoothDevice device = (BluetoothDevice)getSystemService(BLUETOOTH_SERVICE);
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if (enabled) {
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// Turn it off until intent or callback is delivered
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mToggleBluetooth.setChecked(false);
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if (device.enable(mBtCallback)) {
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mToggleBluetooth.setSummary(R.string.bluetooth_enabling);
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mToggleBluetooth.setEnabled(false);
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}
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} else {
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if (device.disable()) {
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Settings.System.putInt(getContentResolver(),
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Settings.System.BLUETOOTH_ON, 0);
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} else {
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// Unusual situation, that you can't turn off bluetooth
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mToggleBluetooth.setChecked(true);
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}
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}
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} catch (NullPointerException e) {
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// TODO: 1071858
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mToggleBluetooth.setChecked(false);
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mToggleBluetooth.setEnabled(false);
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}
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}
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private IBluetoothDeviceCallback mBtCallback = new IBluetoothDeviceCallback.Stub() {
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public void onEnableResult(int res) {
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switch (res) {
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case BluetoothDevice.RESULT_FAILURE:
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mHandler.sendMessage(mHandler.obtainMessage(EVENT_FAILED_BT_ENABLE, 0));
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break;
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case BluetoothDevice.RESULT_SUCCESS:
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mHandler.sendMessage(mHandler.obtainMessage(EVENT_PASSED_BT_ENABLE, 0));
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break;
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}
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}
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public void onCreateBondingResult(String device, int res) {
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// Don't care
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}
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public void onGetRemoteServiceChannelResult(String address, int channel) { }
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};
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private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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String action = intent.getAction();
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if (action.equals(BluetoothIntent.ENABLED_ACTION)) {
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updateBtStatus(true);
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} else if (action.equals(BluetoothIntent.DISABLED_ACTION)) {
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mToggleBluetooth.setChecked(false);
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}
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}
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};
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private void updateBtStatus(boolean enabled) {
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mToggleBluetooth.setChecked(enabled);
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mToggleBluetooth.setEnabled(true);
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mToggleBluetooth.setSummary(R.string.bluetooth_quick_toggle_summary);
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if (enabled) {
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Settings.System.putInt(getContentResolver(),
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Settings.System.BLUETOOTH_ON, 1);
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}
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}
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private Handler mHandler = new Handler() {
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@Override
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public void handleMessage(Message msg) {
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switch (msg.what) {
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case EVENT_PASSED_BT_ENABLE:
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updateBtStatus(true);
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break;
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case EVENT_FAILED_BT_ENABLE:
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updateBtStatus(false);
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Toast.makeText(WirelessSettings.this,
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getResources().getString(R.string.bluetooth_failed_to_enable),
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Toast.LENGTH_SHORT).show();
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break;
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}
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}
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};
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}
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