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/*
* Copyright (C) 2011 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.settings.bluetooth;
import android.app.Activity;
import android.bluetooth.BluetoothDevice;
import android.preference.CheckBoxPreference;
import android.util.Log;
import android.view.View;
import com.android.settings.R;
/**
* BluetoothSettings is the Settings screen for Bluetooth configuration and
* connection management.
*/
public class BluetoothSettings extends DeviceListPreferenceFragment
implements LocalBluetoothManager.Callback, View.OnClickListener {
private static final String TAG = "BluetoothSettings";
private static final String KEY_BT_CHECKBOX = "bt_checkbox";
private static final String KEY_BT_DISCOVERABLE = "bt_discoverable";
private static final String KEY_BT_NAME = "bt_name";
private BluetoothEnabler mEnabler;
private BluetoothDiscoverableEnabler mDiscoverableEnabler;
private BluetoothNamePreference mNamePreference;
void addPreferencesForActivity(Activity activity) {
addPreferencesFromResource(R.xml.bluetooth_settings);
mEnabler = new BluetoothEnabler(activity,
(CheckBoxPreference) findPreference(KEY_BT_CHECKBOX));
mDiscoverableEnabler = new BluetoothDiscoverableEnabler(activity,
(CheckBoxPreference) findPreference(KEY_BT_DISCOVERABLE));
mNamePreference = (BluetoothNamePreference) findPreference(KEY_BT_NAME);
}
@Override
public void onResume() {
super.onResume();
// Repopulate (which isn't too bad since it's cached in the settings
// bluetooth manager)
addDevices();
mEnabler.resume();
mDiscoverableEnabler.resume();
mNamePreference.resume();
}
@Override
public void onPause() {
super.onPause();
mNamePreference.pause();
mDiscoverableEnabler.pause();
mEnabler.pause();
}
public void onDeviceBondStateChanged(CachedBluetoothDevice cachedDevice,
int bondState) {
if (bondState == BluetoothDevice.BOND_BONDED) {
// add to "Paired devices" list after remote-initiated pairing
if (mDevicePreferenceMap.get(cachedDevice) == null) {
if (addDevicePreference(cachedDevice)) {
createDevicePreference(cachedDevice);
}
}
} else if (bondState == BluetoothDevice.BOND_NONE) {
// remove unpaired device from paired devices list
onDeviceDeleted(cachedDevice);
}
}
/**
* Additional check to only add paired devices to list.
*/
boolean addDevicePreference(CachedBluetoothDevice cachedDevice) {
if (cachedDevice.getBondState() == BluetoothDevice.BOND_BONDED) {
return super.addDevicePreference(cachedDevice);
} else {
return false;
}
}
/**
* Add a listener, which enables the advanced settings icon.
* @param preference the newly added preference
*/
void initDevicePreference(BluetoothDevicePreference preference) {
preference.setOnSettingsClickListener(this);
}
}
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