android/src/XCSoar.java

   1 /* Copyright_License {
   2
   3   XCSoar Glide Computer - http://www.xcsoar.org/
   4   Copyright (C) 2000-2013 The XCSoar Project
   5   A detailed list of copyright holders can be found in the file "AUTHORS".
   6
   7   This program is free software; you can redistribute it and/or
   8   modify it under the terms of the GNU General Public License
   9   as published by the Free Software Foundation; either version 2
  10   of the License, or (at your option) any later version.
  11
  12   This program is distributed in the hope that it will be useful,
  13   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15   GNU General Public License for more details.
  16
  17   You should have received a copy of the GNU General Public License
  18   along with this program; if not, write to the Free Software
  19   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  20 }
  21 */
  22
  23 package org.xcsoar;
  24
  25 import android.app.Activity;
  26 import android.app.PendingIntent;
  27 import android.os.Bundle;
  28 import android.view.MotionEvent;
  29 import android.view.KeyEvent;
  30 import android.view.Window;
  31 import android.view.WindowManager;
  32 import android.widget.TextView;
  33 import android.os.Build;
  34 import android.os.Environment;
  35 import android.os.PowerManager;
  36 import android.os.Handler;
  37 import android.os.Message;
  38 import android.os.BatteryManager;
  39 import android.os.IBinder;
  40 import android.content.Context;
  41 import android.content.Intent;
  42 import android.content.IntentFilter;
  43 import android.content.BroadcastReceiver;
  44 import android.content.ServiceConnection;
  45 import android.content.ComponentName;
  46 import android.util.Log;
  47 import android.provider.Settings;
  48
  49 public class XCSoar extends Activity {
  50   private static final String TAG = "XCSoar";
  51
  52   /**
  53    * Hack: this is set by onCreate(), to support the "testing"
  54    * package.
  55    */
  56   protected static Class serviceClass;
  57
  58   private static NativeView nativeView;
  59
  60   PowerManager.WakeLock wakeLock;
  61
  62   BroadcastReceiver batteryReceiver = new BroadcastReceiver() {
  63     @Override public void onReceive(Context context, Intent intent) {
  64       if (nativeView == null)
  65         return;
  66
  67       int level = intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0);
  68       int plugged = intent.getIntExtra(BatteryManager.EXTRA_PLUGGED, 0);
  69       nativeView.setBatteryPercent(level, plugged);
  70     }
  71   };
  72
  73   @Override protected void onCreate(Bundle savedInstanceState) {
  74     if (serviceClass == null)
  75       serviceClass = MyService.class;
  76
  77     super.onCreate(savedInstanceState);
  78
  79     Log.d(TAG, "ABI=" + Build.CPU_ABI);
  80     Log.d(TAG, "PRODUCT=" + Build.PRODUCT);
  81     Log.d(TAG, "MANUFACTURER=" + Build.MANUFACTURER);
  82     Log.d(TAG, "MODEL=" + Build.MODEL);
  83     Log.d(TAG, "DEVICE=" + Build.DEVICE);
  84     Log.d(TAG, "BOARD=" + Build.BOARD);
  85     Log.d(TAG, "FINGERPRINT=" + Build.FINGERPRINT);
  86
  87     if (!Loader.loaded) {
  88       TextView tv = new TextView(this);
  89       tv.setText("Failed to load the native XCSoar libary.\n" +
  90                  "Report this problem to us, and include the following information:\n" +
  91                  "ABI=" + Build.CPU_ABI + "\n" +
  92                  "PRODUCT=" + Build.PRODUCT + "\n" +
  93                  "FINGERPRINT=" + Build.FINGERPRINT + "\n" +
  94                  "error=" + Loader.error);
  95       setContentView(tv);
  96       return;
  97     }
  98
  99     InternalGPS.Initialize();
 100     NonGPSSensors.Initialize();
 101
 102     try {
 103       BluetoothHelper.Initialize();
 104     } catch (VerifyError e) {
 105       // Android < 2.0 doesn't have Bluetooth support
 106     }
 107
 108     try {
 109       DownloadUtil.Initialise(this);
 110     } catch (VerifyError e) {
 111       // Android < 2.3 doesn't have the DownloadManager
 112     }
 113
 114     // fullscreen mode
 115     requestWindowFeature(Window.FEATURE_NO_TITLE);
 116     getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN|
 117                          WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
 118
 119     TextView tv = new TextView(this);
 120     tv.setText("Loading XCSoar...");
 121     setContentView(tv);
 122
 123     registerReceiver(batteryReceiver,
 124                      new IntentFilter(Intent.ACTION_BATTERY_CHANGED));
 125   }
 126
 127   private void quit() {
 128     Log.d(TAG, "in quit()");
 129
 130     nativeView = null;
 131
 132     Log.d(TAG, "stopping service");
 133     stopService(new Intent(this, serviceClass));
 134
 135     TextView tv = new TextView(XCSoar.this);
 136     tv.setText("Shutting down XCSoar...");
 137     setContentView(tv);
 138
 139     Log.d(TAG, "finish()");
 140     finish();
 141   }
 142
 143   Handler quitHandler = new Handler() {
 144     public void handleMessage(Message msg) {
 145       quit();
 146     }
 147   };
 148
 149   public void initSDL() {
 150     if (!Loader.loaded)
 151       return;
 152
 153     /* check if external storage is available; XCSoar doesn't work as
 154        long as external storage is being forwarded to a PC */
 155     String state = Environment.getExternalStorageState();
 156     Log.d(TAG, "getExternalStorageState() = " + state);
 157     if (!Environment.MEDIA_MOUNTED.equals(state)) {
 158       TextView tv = new TextView(this);
 159       tv.setText("External storage is not available (state='" + state
 160                  + "').  Please turn off USB storage.");
 161       setContentView(tv);
 162       return;
 163     }
 164
 165     nativeView = new NativeView(this, quitHandler);
 166     setContentView(nativeView);
 167     // Receive keyboard events
 168     nativeView.setFocusableInTouchMode(true);
 169     nativeView.setFocusable(true);
 170     nativeView.requestFocus();
 171
 172     // Obtain an instance of the Android PowerManager class
 173     PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
 174
 175     // Create a WakeLock instance to keep the screen from timing out
 176     // Note: FULL_WAKE_LOCK is deprecated in favor of FLAG_KEEP_SCREEN_ON
 177     wakeLock = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK|
 178                               PowerManager.ACQUIRE_CAUSES_WAKEUP, TAG);
 179
 180     // Activate the WakeLock
 181     wakeLock.acquire();
 182   }
 183
 184   @Override protected void onPause() {
 185     if (nativeView != null)
 186       nativeView.onPause();
 187     super.onPause();
 188   }
 189
 190   private void getHapticFeedbackSettings() {
 191     boolean hapticFeedbackEnabled;
 192     try {
 193       hapticFeedbackEnabled =
 194         (Settings.System.getInt(getContentResolver(),
 195                                 Settings.System.HAPTIC_FEEDBACK_ENABLED)) != 0;
 196     } catch (Settings.SettingNotFoundException e) {
 197       hapticFeedbackEnabled = false;
 198     }
 199
 200     if (nativeView != null)
 201       nativeView.setHapticFeedback(hapticFeedbackEnabled);
 202   }
 203
 204   @Override protected void onResume() {
 205     super.onResume();
 206
 207     startService(new Intent(this, serviceClass));
 208
 209     if (nativeView != null)
 210       nativeView.onResume();
 211     else
 212       initSDL();
 213     getHapticFeedbackSettings();
 214   }
 215
 216   @Override protected void onDestroy()
 217   {
 218     Log.d(TAG, "in onDestroy()");
 219
 220     if (nativeView != null) {
 221       nativeView.exitApp();
 222       nativeView = null;
 223     }
 224
 225     // Release the WakeLock instance to re-enable screen timeouts
 226     if (wakeLock != null) {
 227       wakeLock.release();
 228       wakeLock = null;
 229     }
 230
 231     super.onDestroy();
 232     Log.d(TAG, "System.exit()");
 233     System.exit(0);
 234   }
 235
 236   @Override public boolean onKeyDown(int keyCode, final KeyEvent event) {
 237     // Overrides Back key to use in our app
 238     if (nativeView != null) {
 239       nativeView.onKeyDown(keyCode, event);
 240       return true;
 241     } else
 242       return super.onKeyDown(keyCode, event);
 243   }
 244
 245   @Override public boolean onKeyUp(int keyCode, final KeyEvent event) {
 246     if (nativeView != null) {
 247       nativeView.onKeyUp(keyCode, event);
 248       return true;
 249     } else
 250       return super.onKeyUp(keyCode, event);
 251   }
 252
 253   @Override public boolean dispatchTouchEvent(final MotionEvent ev) {
 254     if (nativeView != null) {
 255       nativeView.onTouchEvent(ev);
 256       return true;
 257     } else
 258       return super.dispatchTouchEvent(ev);
 259   }
 260 }