/*
* 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.statusbar;
import android.app.ActivityManager;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.content.res.Resources;
import android.graphics.PixelFormat;
import android.os.IBinder;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.util.Slog;
import android.util.Log;
import android.view.Display;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.view.WindowManagerImpl;
import java.util.ArrayList;
import com.android.internal.statusbar.IStatusBarService;
import com.android.internal.statusbar.StatusBarIcon;
import com.android.internal.statusbar.StatusBarIconList;
import com.android.internal.statusbar.StatusBarNotification;
import com.android.systemui.SystemUI;
import com.android.systemui.R;
public abstract class StatusBar extends SystemUI implements CommandQueue.Callbacks {
static final String TAG = "StatusBar";
private static final boolean SPEW = false;
protected CommandQueue mCommandQueue;
protected IStatusBarService mBarService;
// Up-call methods
protected abstract View makeStatusBarView();
protected abstract int getStatusBarGravity();
public abstract int getStatusBarHeight();
public abstract void animateCollapse();
private DoNotDisturb mDoNotDisturb;
public void start() {
// First set up our views and stuff.
View sb = makeStatusBarView();
// Connect in to the status bar manager service
StatusBarIconList iconList = new StatusBarIconList();
ArrayList<IBinder> notificationKeys = new ArrayList<IBinder>();
ArrayList<StatusBarNotification> notifications = new ArrayList<StatusBarNotification>();
mCommandQueue = new CommandQueue(this, iconList);
mBarService = IStatusBarService.Stub.asInterface(
ServiceManager.getService(Context.STATUS_BAR_SERVICE));
int[] switches = new int[7];
ArrayList<IBinder> binders = new ArrayList<IBinder>();
try {
mBarService.registerStatusBar(mCommandQueue, iconList, notificationKeys, notifications,
switches, binders);
} catch (RemoteException ex) {
// If the system process isn't there we're doomed anyway.
}
disable(switches[0]);
setSystemUiVisibility(switches[1]);
topAppWindowChanged(switches[2] != 0);
// StatusBarManagerService has a back up of IME token and it's restored here.
setImeWindowStatus(binders.get(0), switches[3], switches[4]);
setHardKeyboardStatus(switches[5] != 0, switches[6] != 0);
// Set up the initial icon state
int N = iconList.size();
int viewIndex = 0;
for (int i=0; i<N; i++) {
StatusBarIcon icon = iconList.getIcon(i);
if (icon != null) {
addIcon(iconList.getSlot(i), i, viewIndex, icon);
viewIndex++;
}
}
// Set up the initial notification state
N = notificationKeys.size();
if (N == notifications.size()) {
for (int i=0; i<N; i++) {
addNotification(notificationKeys.get(i), notifications.get(i));
}
} else {
Log.wtf(TAG, "Notification list length mismatch: keys=" + N
+ " notifications=" + notifications.size());
}
// Put up the view
final int height = getStatusBarHeight();
final WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
height,
WindowManager.LayoutParams.TYPE_STATUS_BAR,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
| WindowManager.LayoutParams.FLAG_TOUCHABLE_WHEN_WAKING
| WindowManager.LayoutParams.FLAG_SPLIT_TOUCH,
// We use a pixel format of RGB565 for the status bar to save memory bandwidth and
// to ensure that the layer can be handled by HWComposer. On some devices the
// HWComposer is unable to handle SW-rendered RGBX_8888 layers.
PixelFormat.RGB_565);
// the status bar should be in an overlay if possible
final Display defaultDisplay
= ((WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE))
.getDefaultDisplay();
// We explicitly leave FLAG_HARDWARE_ACCELERATED out of the flags. The status bar occupies
// very little screen real-estate and is updated fairly frequently. By using CPU rendering
// for the status bar, we prevent the GPU from having to wake up just to do these small
// updates, which should help keep power consumption down.
lp.gravity = getStatusBarGravity();
lp.setTitle("StatusBar");
lp.packageName = mContext.getPackageName();
lp.windowAnimations = R.style.Animation_StatusBar;
WindowManagerImpl.getDefault().addView(sb, lp);
if (SPEW) {
Slog.d(TAG, "Added status bar view: gravity=0x" + Integer.toHexString(lp.gravity)
+ " icons=" + iconList.size()
+ " disabled=0x" + Integer.toHexString(switches[0])
+ " lights=" + switches[1]
+ " menu=" + switches[2]
+ " imeButton=" + switches[3]
);
}
mDoNotDisturb = new DoNotDisturb(mContext);
}
protected View updateNotificationVetoButton(View row, StatusBarNotification n) {
View vetoButton = row.findViewById(R.id.veto);
if (n.isClearable()) {
final String _pkg = n.pkg;
final String _tag = n.tag;
final int _id = n.id;
vetoButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
try {
mBarService.onNotificationClear(_pkg, _tag, _id);
} catch (RemoteException ex) {
// system process is dead if we're here.
}
}
});
vetoButton.setVisibility(View.VISIBLE);
} else {
vetoButton.setVisibility(View.GONE);
}
return vetoButton;
}
}