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/*
* Copyright (C) 2010 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;
import com.android.settings.bluetooth.DockEventReceiver;
import android.app.AlertDialog;
import android.app.Dialog;
import android.bluetooth.BluetoothDevice;
import android.content.BroadcastReceiver;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.preference.CheckBoxPreference;
import android.preference.Preference;
import android.preference.PreferenceScreen;
import android.provider.Settings;
public class DockSettings extends SettingsPreferenceFragment {
private static final int DIALOG_NOT_DOCKED = 1;
private static final String KEY_AUDIO_SETTINGS = "dock_audio";
private static final String KEY_DOCK_SOUNDS = "dock_sounds";
private Preference mAudioSettings;
private CheckBoxPreference mDockSounds;
private Intent mDockIntent;
private BroadcastReceiver mReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (intent.getAction().equals(Intent.ACTION_DOCK_EVENT)) {
handleDockChange(intent);
}
}
};
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.dock_settings);
initDockSettings();
}
@Override
public void onResume() {
super.onResume();
IntentFilter filter = new IntentFilter(Intent.ACTION_DOCK_EVENT);
getActivity().registerReceiver(mReceiver, filter);
}
@Override
public void onPause() {
super.onPause();
getActivity().unregisterReceiver(mReceiver);
}
private void initDockSettings() {
ContentResolver resolver = getContentResolver();
mAudioSettings = findPreference(KEY_AUDIO_SETTINGS);
if (mAudioSettings != null) {
mAudioSettings.setSummary(R.string.dock_audio_summary_none);
}
mDockSounds = (CheckBoxPreference) findPreference(KEY_DOCK_SOUNDS);
mDockSounds.setPersistent(false);
mDockSounds.setChecked(Settings.System.getInt(resolver,
Settings.System.DOCK_SOUNDS_ENABLED, 0) != 0);
}
private void handleDockChange(Intent intent) {
if (mAudioSettings != null) {
int dockState = intent.getIntExtra(Intent.EXTRA_DOCK_STATE, 0);
boolean isBluetooth = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE) != null;
if (!isBluetooth) {
// No dock audio if not on Bluetooth.
mAudioSettings.setEnabled(false);
mAudioSettings.setSummary(R.string.dock_audio_summary_unknown);
} else {
mAudioSettings.setEnabled(true);
mDockIntent = intent;
int resId = R.string.dock_audio_summary_unknown;
switch (dockState) {
case Intent.EXTRA_DOCK_STATE_CAR:
resId = R.string.dock_audio_summary_car;
break;
case Intent.EXTRA_DOCK_STATE_DESK:
case Intent.EXTRA_DOCK_STATE_LE_DESK:
case Intent.EXTRA_DOCK_STATE_HE_DESK:
resId = R.string.dock_audio_summary_desk;
break;
case Intent.EXTRA_DOCK_STATE_UNDOCKED:
resId = R.string.dock_audio_summary_none;
}
mAudioSettings.setSummary(resId);
}
if (dockState != Intent.EXTRA_DOCK_STATE_UNDOCKED) {
// remove undocked dialog if currently showing.
try {
removeDialog(DIALOG_NOT_DOCKED);
} catch (IllegalArgumentException iae) {
// Maybe it was already dismissed
}
}
}
}
@Override
public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
if (preference == mAudioSettings) {
int dockState = mDockIntent != null
? mDockIntent.getIntExtra(Intent.EXTRA_DOCK_STATE, 0)
: Intent.EXTRA_DOCK_STATE_UNDOCKED;
if (dockState == Intent.EXTRA_DOCK_STATE_UNDOCKED) {
showDialog(DIALOG_NOT_DOCKED);
} else {
Intent i = new Intent(mDockIntent);
i.setAction(DockEventReceiver.ACTION_DOCK_SHOW_UI);
i.setClass(getActivity(), DockEventReceiver.class);
getActivity().sendBroadcast(i);
}
} else if (preference == mDockSounds) {
Settings.System.putInt(getContentResolver(), Settings.System.DOCK_SOUNDS_ENABLED,
mDockSounds.isChecked() ? 1 : 0);
}
return true;
}
@Override
public Dialog onCreateDialog(int id) {
if (id == DIALOG_NOT_DOCKED) {
return createUndockedMessage();
}
return null;
}
private Dialog createUndockedMessage() {
final AlertDialog.Builder ab = new AlertDialog.Builder(getActivity());
ab.setTitle(R.string.dock_not_found_title);
ab.setMessage(R.string.dock_not_found_text);
ab.setPositiveButton(android.R.string.ok, null);
return ab.create();
}
}
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