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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.systemui;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import android.app.Service;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.res.Configuration;
import android.os.Binder;
import android.os.IBinder;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.util.Slog;
import android.view.IWindowManager;
import android.view.WindowManagerGlobal;
import android.view.accessibility.AccessibilityManager;
public class SystemUIService extends Service {
static final String TAG = "SystemUIService";
/**
* The class names of the stuff to start.
*/
final Object[] SERVICES = new Object[] {
0, // system bar or status bar, filled in below.
com.android.systemui.power.PowerUI.class,
com.android.systemui.media.RingtonePlayer.class,
};
/**
* Hold a reference on the stuff we start.
*/
SystemUI[] mServices;
private Class chooseClass(Object o) {
if (o instanceof Integer) {
final String cl = getString((Integer)o);
try {
return getClassLoader().loadClass(cl);
} catch (ClassNotFoundException ex) {
throw new RuntimeException(ex);
}
} else if (o instanceof Class) {
return (Class)o;
} else {
throw new RuntimeException("Unknown system ui service: " + o);
}
}
@Override
public void onCreate() {
// Tell the accessibility layer that this process will
// run as the current user, i.e. run across users.
AccessibilityManager.createAsSharedAcrossUsers(this);
// Pick status bar or system bar.
IWindowManager wm = WindowManagerGlobal.getWindowManagerService();
try {
SERVICES[0] = wm.hasSystemNavBar()
? R.string.config_systemBarComponent
: R.string.config_statusBarComponent;
} catch (RemoteException e) {
Slog.w(TAG, "Failing checking whether status bar can hide", e);
}
final int N = SERVICES.length;
mServices = new SystemUI[N];
for (int i=0; i<N; i++) {
Class cl = chooseClass(SERVICES[i]);
Slog.d(TAG, "loading: " + cl);
try {
mServices[i] = (SystemUI)cl.newInstance();
} catch (IllegalAccessException ex) {
throw new RuntimeException(ex);
} catch (InstantiationException ex) {
throw new RuntimeException(ex);
}
mServices[i].mContext = this;
Slog.d(TAG, "running: " + mServices[i]);
mServices[i].start();
}
}
@Override
public void onConfigurationChanged(Configuration newConfig) {
for (SystemUI ui: mServices) {
ui.onConfigurationChanged(newConfig);
}
}
/**
* Nobody binds to us.
*/
@Override
public IBinder onBind(Intent intent) {
return null;
}
@Override
protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
if (args == null || args.length == 0) {
for (SystemUI ui: mServices) {
pw.println("dumping service: " + ui.getClass().getName());
ui.dump(fd, pw, args);
}
} else {
String svc = args[0];
for (SystemUI ui: mServices) {
String name = ui.getClass().getName();
if (name.endsWith(svc)) {
ui.dump(fd, pw, args);
}
}
}
}
}
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