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/*
* Copyright (C) 2014 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.recents;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.graphics.Rect;
import android.os.Bundle;
import android.os.Handler;
import android.os.IBinder;
import android.os.Message;
import android.os.Messenger;
import android.os.RemoteException;
import com.android.systemui.recents.model.TaskStack;
import com.android.systemui.recents.views.TaskStackView;
import com.android.systemui.recents.views.TaskViewTransform;
import java.lang.ref.WeakReference;
/* Service */
public class RecentsService extends Service {
// XXX: This should be getting the message from recents definition
final static int MSG_UPDATE_RECENTS_FOR_CONFIGURATION = 0;
/** This Handler should be static to prevent holding onto a reference to the service. */
static class MessageHandler extends Handler {
WeakReference<Context> mContext;
MessageHandler(Context context) {
// Keep a weak ref to the context instead of a strong ref
mContext = new WeakReference<Context>(context);
}
@Override
public void handleMessage(Message msg) {
Console.log(Constants.DebugFlags.App.SystemUIHandshake,
"[RecentsService|handleMessage]", msg);
if (msg.what == MSG_UPDATE_RECENTS_FOR_CONFIGURATION) {
Context context = mContext.get();
if (context == null) return;
RecentsTaskLoader.initialize(context);
RecentsConfiguration.reinitialize(context);
try {
Bundle data = msg.getData();
Rect windowRect = (Rect) data.getParcelable("windowRect");
Rect systemInsets = (Rect) data.getParcelable("systemInsets");
RecentsConfiguration.getInstance().updateSystemInsets(systemInsets);
// Create a dummy task stack & compute the rect for the thumbnail to animate to
TaskStack stack = new TaskStack(context);
TaskStackView tsv = new TaskStackView(context, stack);
tsv.computeRects(windowRect.width(), windowRect.height() - systemInsets.top);
tsv.boundScroll();
TaskViewTransform transform = tsv.getStackTransform(0);
Rect taskRect = new Rect(transform.rect);
data.putParcelable("taskRect", taskRect);
Message reply = Message.obtain(null, MSG_UPDATE_RECENTS_FOR_CONFIGURATION, 0, 0);
reply.setData(data);
msg.replyTo.send(reply);
} catch (RemoteException re) {
re.printStackTrace();
}
}
}
}
Messenger mMessenger = new Messenger(new MessageHandler(this));
@Override
public void onCreate() {
Console.log(Constants.DebugFlags.App.SystemUIHandshake, "[RecentsService|onCreate]");
super.onCreate();
}
@Override
public IBinder onBind(Intent intent) {
Console.log(Constants.DebugFlags.App.SystemUIHandshake, "[RecentsService|onBind]");
return mMessenger.getBinder();
}
@Override
public boolean onUnbind(Intent intent) {
Console.log(Constants.DebugFlags.App.SystemUIHandshake, "[RecentsService|onUnbind]");
return super.onUnbind(intent);
}
@Override
public void onRebind(Intent intent) {
Console.log(Constants.DebugFlags.App.SystemUIHandshake, "[RecentsService|onRebind]");
super.onRebind(intent);
}
@Override
public void onDestroy() {
Console.log(Constants.DebugFlags.App.SystemUIHandshake, "[RecentsService|onDestroy]");
super.onDestroy();
}
@Override
public void onTrimMemory(int level) {
RecentsTaskLoader loader = RecentsTaskLoader.getInstance();
if (loader != null) {
loader.onTrimMemory(level);
}
}
}
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