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/*
* Copyright (C) 2007 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.server.status;
import android.app.PendingIntent;
import android.app.StatusBarManager;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.PackageManager;
import android.content.res.Resources;
import android.net.Uri;
import android.os.IBinder;
import android.os.RemoteException;
import android.os.Binder;
import android.os.Handler;
import android.os.SystemClock;
import android.util.Slog;
import com.android.internal.statusbar.IStatusBar;
import com.android.internal.statusbar.IStatusBarService;
import com.android.internal.statusbar.StatusBarIcon;
import com.android.internal.statusbar.StatusBarIconList;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashMap;
/**
* A note on locking: We rely on the fact that calls onto mBar are oneway or
* if they are local, that they just enqueue messages to not deadlock.
*/
public class StatusBarManagerService extends IStatusBarService.Stub
{
static final String TAG = "StatusBar";
static final boolean SPEW = true;
public static final String ACTION_STATUSBAR_START
= "com.android.internal.policy.statusbar.START";
final Context mContext;
Handler mHandler = new Handler();
NotificationCallbacks mNotificationCallbacks;
IStatusBar mBar;
StatusBarIconList mIcons = new StatusBarIconList();
private UninstallReceiver mUninstallReceiver;
// expanded notifications
NotificationViewList mNotificationData = new NotificationViewList();
// for disabling the status bar
ArrayList<DisableRecord> mDisableRecords = new ArrayList<DisableRecord>();
int mDisabled = 0;
private class DisableRecord implements IBinder.DeathRecipient {
String pkg;
int what;
IBinder token;
public void binderDied() {
Slog.i(TAG, "binder died for pkg=" + pkg);
disable(0, token, pkg);
token.unlinkToDeath(this, 0);
}
}
public interface NotificationCallbacks {
void onSetDisabled(int status);
void onClearAll();
void onNotificationClick(String pkg, String tag, int id);
void onPanelRevealed();
}
/**
* Construct the service, add the status bar view to the window manager
*/
public StatusBarManagerService(Context context) {
mContext = context;
mUninstallReceiver = new UninstallReceiver();
final Resources res = context.getResources();
mIcons.defineSlots(res.getStringArray(com.android.internal.R.array.status_bar_icon_order));
}
public void setNotificationCallbacks(NotificationCallbacks listener) {
mNotificationCallbacks = listener;
}
// ================================================================================
// Constructing the view
// ================================================================================
public void systemReady() {
}
public void systemReady2() {
// Start the status bar app
Intent intent = new Intent(ACTION_STATUSBAR_START);
mContext.sendBroadcast(intent /** permission **/);
}
// ================================================================================
// From IStatusBarService
// ================================================================================
public void expand() {
enforceExpandStatusBar();
}
public void collapse() {
enforceExpandStatusBar();
}
public void toggle() {
enforceExpandStatusBar();
}
public void disable(int what, IBinder token, String pkg) {
enforceStatusBar();
// It's important that the the callback and the call to mBar get done
// in the same order when multiple threads are calling this function
// so they are paired correctly. The messages on the handler will be
// handled in the order they were enqueued, but will be outside the lock.
synchronized (mDisableRecords) {
manageDisableListLocked(what, token, pkg);
final int net = gatherDisableActionsLocked();
Slog.d(TAG, "disable... net=0x" + Integer.toHexString(net));
if (net != mDisabled) {
mDisabled = net;
mHandler.post(new Runnable() {
public void run() {
mNotificationCallbacks.onSetDisabled(net);
}
});
if (mBar != null) {
try {
mBar.disable(net);
} catch (RemoteException ex) {
}
}
}
}
}
public void setIcon(String slot, String iconPackage, int iconId, int iconLevel) {
enforceStatusBar();
synchronized (mIcons) {
int index = mIcons.getSlotIndex(slot);
if (index < 0) {
throw new SecurityException("invalid status bar icon slot: " + slot);
}
StatusBarIcon icon = new StatusBarIcon(iconPackage, iconId, iconLevel);
//Slog.d(TAG, "setIcon slot=" + slot + " index=" + index + " icon=" + icon);
mIcons.setIcon(index, icon);
if (mBar != null) {
try {
mBar.setIcon(index, icon);
} catch (RemoteException ex) {
}
}
}
}
public void setIconVisibility(String slot, boolean visible) {
enforceStatusBar();
synchronized (mIcons) {
int index = mIcons.getSlotIndex(slot);
if (index < 0) {
throw new SecurityException("invalid status bar icon slot: " + slot);
}
StatusBarIcon icon = mIcons.getIcon(index);
if (icon == null) {
return;
}
if (icon.visible != visible) {
icon.visible = visible;
if (mBar != null) {
try {
mBar.setIcon(index, icon);
} catch (RemoteException ex) {
}
}
}
}
}
public void removeIcon(String slot) {
enforceStatusBar();
synchronized (mIcons) {
int index = mIcons.getSlotIndex(slot);
if (index < 0) {
throw new SecurityException("invalid status bar icon slot: " + slot);
}
mIcons.removeIcon(index);
if (mBar != null) {
try {
mBar.removeIcon(index);
} catch (RemoteException ex) {
}
}
}
}
private void enforceStatusBar() {
mContext.enforceCallingOrSelfPermission(android.Manifest.permission.STATUS_BAR,
"StatusBarManagerService");
}
private void enforceExpandStatusBar() {
mContext.enforceCallingOrSelfPermission(android.Manifest.permission.EXPAND_STATUS_BAR,
"StatusBarManagerService");
}
public void registerStatusBar(IStatusBar bar, StatusBarIconList iconList) {
Slog.i(TAG, "registerStatusBar bar=" + bar);
mBar = bar;
iconList.copyFrom(mIcons);
}
public IBinder addNotification(IconData iconData, NotificationData notificationData) {
return new Binder();
}
public void updateNotification(IBinder key, IconData iconData,
NotificationData notificationData) {
}
public void removeNotification(IBinder key) {
}
// ================================================================================
// Can be called from any thread
// ================================================================================
// lock on mDisableRecords
void manageDisableListLocked(int what, IBinder token, String pkg) {
if (SPEW) {
Slog.d(TAG, "manageDisableList what=0x" + Integer.toHexString(what) + " pkg=" + pkg);
}
// update the list
synchronized (mDisableRecords) {
final int N = mDisableRecords.size();
DisableRecord tok = null;
int i;
for (i=0; i<N; i++) {
DisableRecord t = mDisableRecords.get(i);
if (t.token == token) {
tok = t;
break;
}
}
if (what == 0 || !token.isBinderAlive()) {
if (tok != null) {
mDisableRecords.remove(i);
tok.token.unlinkToDeath(tok, 0);
}
} else {
if (tok == null) {
tok = new DisableRecord();
try {
token.linkToDeath(tok, 0);
}
catch (RemoteException ex) {
return; // give up
}
mDisableRecords.add(tok);
}
tok.what = what;
tok.token = token;
tok.pkg = pkg;
}
}
}
// lock on mDisableRecords
int gatherDisableActionsLocked() {
final int N = mDisableRecords.size();
// gather the new net flags
int net = 0;
for (int i=0; i<N; i++) {
net |= mDisableRecords.get(i).what;
}
return net;
}
// ================================================================================
// Always called from UI thread
// ================================================================================
StatusBarNotification getNotification(IBinder key) {
synchronized (mNotificationData) {
return mNotificationData.get(key);
}
}
protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP)
!= PackageManager.PERMISSION_GRANTED) {
pw.println("Permission Denial: can't dump StatusBar from from pid="
+ Binder.getCallingPid()
+ ", uid=" + Binder.getCallingUid());
return;
}
synchronized (mIcons) {
mIcons.dump(pw);
}
synchronized (mNotificationData) {
int N = mNotificationData.ongoingCount();
pw.println(" ongoingCount.size=" + N);
for (int i=0; i<N; i++) {
StatusBarNotification n = mNotificationData.getOngoing(i);
pw.println(" [" + i + "] key=" + n.key + " view=" + n.view);
pw.println(" data=" + n.data);
}
N = mNotificationData.latestCount();
pw.println(" ongoingCount.size=" + N);
for (int i=0; i<N; i++) {
StatusBarNotification n = mNotificationData.getLatest(i);
pw.println(" [" + i + "] key=" + n.key + " view=" + n.view);
pw.println(" data=" + n.data);
}
}
synchronized (mDisableRecords) {
final int N = mDisableRecords.size();
pw.println(" mDisableRecords.size=" + N
+ " mDisabled=0x" + Integer.toHexString(mDisabled));
for (int i=0; i<N; i++) {
DisableRecord tok = mDisableRecords.get(i);
pw.println(" [" + i + "] what=0x" + Integer.toHexString(tok.what)
+ " pkg=" + tok.pkg + " token=" + tok.token);
}
}
}
/**
* The LEDs are turned o)ff when the notification panel is shown, even just a little bit.
* This was added last-minute and is inconsistent with the way the rest of the notifications
* are handled, because the notification isn't really cancelled. The lights are just
* turned off. If any other notifications happen, the lights will turn back on. Steve says
* this is what he wants. (see bug 1131461)
*/
private boolean mPanelSlightlyVisible;
void panelSlightlyVisible(boolean visible) {
if (mPanelSlightlyVisible != visible) {
mPanelSlightlyVisible = visible;
if (visible) {
// tell the notification manager to turn off the lights.
mNotificationCallbacks.onPanelRevealed();
}
}
}
private BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() {
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)
|| Intent.ACTION_SCREEN_OFF.equals(action)) {
collapse();
}
/*
else if (Telephony.Intents.SPN_STRINGS_UPDATED_ACTION.equals(action)) {
updateNetworkName(intent.getBooleanExtra(Telephony.Intents.EXTRA_SHOW_SPN, false),
intent.getStringExtra(Telephony.Intents.EXTRA_SPN),
intent.getBooleanExtra(Telephony.Intents.EXTRA_SHOW_PLMN, false),
intent.getStringExtra(Telephony.Intents.EXTRA_PLMN));
}
else if (Intent.ACTION_CONFIGURATION_CHANGED.equals(action)) {
updateResources();
}
*/
}
};
class UninstallReceiver extends BroadcastReceiver {
public UninstallReceiver() {
IntentFilter filter = new IntentFilter();
filter.addAction(Intent.ACTION_PACKAGE_REMOVED);
filter.addAction(Intent.ACTION_PACKAGE_RESTARTED);
filter.addDataScheme("package");
mContext.registerReceiver(this, filter);
IntentFilter sdFilter = new IntentFilter(Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE);
mContext.registerReceiver(this, sdFilter);
}
@Override
public void onReceive(Context context, Intent intent) {
String pkgList[] = null;
if (Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE.equals(intent.getAction())) {
pkgList = intent.getStringArrayExtra(Intent.EXTRA_CHANGED_PACKAGE_LIST);
} else {
Uri data = intent.getData();
if (data != null) {
String pkg = data.getSchemeSpecificPart();
if (pkg != null) {
pkgList = new String[]{pkg};
}
}
}
ArrayList<StatusBarNotification> list = null;
if (pkgList != null) {
synchronized (StatusBarManagerService.this) {
for (String pkg : pkgList) {
list = mNotificationData.notificationsForPackage(pkg);
}
}
}
if (list != null) {
final int N = list.size();
for (int i=0; i<N; i++) {
// TODO: removeIcon(list.get(i).key);
}
}
}
}
}