| /* |
| * Copyright (C) 2009 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.cooliris.app; |
| |
| import android.app.Activity; |
| import android.content.Context; |
| import android.os.Handler; |
| import android.os.HandlerThread; |
| import android.util.DisplayMetrics; |
| import android.widget.Toast; |
| |
| import java.util.HashMap; |
| import java.util.TimeZone; |
| |
| import com.cooliris.media.ReverseGeocoder; |
| |
| /* |
| * TODO: consider adding HashMap<object, object> for globals globals |
| * TODO: hook up other activity classes to App (besides Gallery and Search) |
| */ |
| public class App { |
| static private final HashMap<Context, App> mMap = new HashMap<Context, App>(); |
| |
| static public App get(Context context) { |
| return mMap.get(context); |
| } |
| |
| public static final TimeZone CURRENT_TIME_ZONE = TimeZone.getDefault(); |
| public static float PIXEL_DENSITY = 0.0f; |
| |
| private final Context mContext; |
| private final HandlerThread mHandlerThread = new HandlerThread("AppHandlerThread"); |
| private final Handler mHandler; |
| private ReverseGeocoder mReverseGeocoder = null; |
| |
| private boolean mPaused = false; |
| |
| public App(Context context) { |
| // register |
| mMap.put(context, this); |
| |
| mContext = context; |
| |
| if(PIXEL_DENSITY == 0.0f) { |
| DisplayMetrics metrics = new DisplayMetrics(); |
| ((Activity)mContext).getWindowManager().getDefaultDisplay().getMetrics(metrics); |
| PIXEL_DENSITY = metrics.density; |
| } |
| |
| mHandlerThread.start(); |
| mHandler = new Handler(mHandlerThread.getLooper()); |
| |
| mReverseGeocoder = new ReverseGeocoder(mContext); |
| } |
| |
| public void shutdown() { |
| mReverseGeocoder.shutdown(); |
| |
| // unregister |
| mMap.put(mContext, null); |
| } |
| |
| public Context getContext() { |
| return mContext; |
| } |
| |
| public Handler getHandler() { |
| while (mHandler == null) { |
| // Wait till the handler is created. |
| ; |
| } |
| return mHandler; |
| } |
| |
| public ReverseGeocoder getReverseGeocoder() { |
| return mReverseGeocoder; |
| } |
| |
| public boolean isPaused() { |
| return mPaused; |
| } |
| |
| // public void onCreate(Bundle savedInstanceState) { |
| // } |
| // |
| // public void onStart() { |
| // } |
| // |
| // public void onRestart() { |
| // } |
| |
| public void onResume() { |
| mPaused = false; |
| } |
| |
| public void onPause() { |
| mReverseGeocoder.flushCache(); |
| mPaused = true; |
| } |
| |
| // public void onStop() { |
| // |
| // } |
| // |
| // public void onDestroy() { |
| // } |
| |
| public void showToast(final String string, final int duration) { |
| mHandler.post(new Runnable() { |
| public void run() { |
| Toast.makeText(mContext, string, duration).show(); |
| } |
| }); |
| } |
| } |