Place Android Java codes to platform

--HG--
branch : android-fix

platform/android/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest package="org.love2d.android" xmlns:android="http://schemas.android.com/apk/res/android">
+</manifest> 

platform/android/java/org/love2d/android/DownloadActivity.java

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+package org.love2d.android;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+
+public class DownloadActivity extends Activity {
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        Uri uri = this.getIntent().getData();
+
+        if (uri.getScheme().equals("http")) {
+            String url = uri.toString();
+            Intent intent = new Intent(this, DownloadService.class);
+            intent.putExtra("url", url);
+            startService(intent);
+        }
+
+        finish();
+    }
+}

platform/android/java/org/love2d/android/DownloadService.java

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+package org.love2d.android;
+
+import java.util.List;
+
+import android.app.DownloadManager;
+import android.app.IntentService;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Environment;
+import android.util.Log;
+
+public class DownloadService extends IntentService {
+    public DownloadService() {
+        super("DownloadService");
+    }
+
+    @Override
+    public void onDestroy() {
+        Log.d("DownloadService", "destroying");
+        unregisterReceiver(downloadReceiver);
+    }
+
+    @Override
+    protected void onHandleIntent(Intent intent) {
+        Log.d("DownloadService", "service started");
+
+        String url = intent.getStringExtra("url");
+        Uri uri = Uri.parse(url);
+
+        Log.d("DownloadService", "Downloading from url: " + url + "file = " + uri.getLastPathSegment());
+
+        DownloadManager.Request request = new DownloadManager.Request(Uri.parse(url));
+        request.setDescription("LÖVE Game Download");
+        request.setTitle(uri.getLastPathSegment());
+        request.setMimeType("application/x-love-game");
+
+        // in order for this if to run, you must use the android 3.2 to compile your app
+        if (Build.VERSION.SDK_INT >= 11) {
+            DownloadRequestSettings_API11 settings = new DownloadRequestSettings_API11();
+            settings.setup(request);
+        }
+        request.setDestinationInExternalPublicDir(Environment.DIRECTORY_DOWNLOADS, uri.getLastPathSegment());
+        // get download service and enqueue file
+
+        Log.d("DownloadActivity", "creating manager");
+        DownloadManager manager = (DownloadManager) getSystemService(Context.DOWNLOAD_SERVICE);
+        Log.d("DownloadActivity", "enqueuing download");
+        manager.enqueue(request);
+
+        Log.d("DownloadActivity", "download receiver = " + downloadReceiver);
+        IntentFilter intentFilter = new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE);
+        registerReceiver(downloadReceiver, intentFilter);
+    }
+
+    /**
+     * @param context used to check the device version and DownloadManager information
+     * @return true if the download manager is available
+     */
+    public static boolean isDownloadManagerAvailable(Context context) {
+        try {
+            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.GINGERBREAD) {
+                return false;
+            }
+            Intent intent = new Intent(Intent.ACTION_MAIN);
+            intent.addCategory(Intent.CATEGORY_LAUNCHER);
+            intent.setClassName("com.android.providers.downloads.ui", "com.android.providers.downloads.ui.DownloadList");
+            List<ResolveInfo> list = context.getPackageManager().queryIntentActivities(intent,
+                    PackageManager.MATCH_DEFAULT_ONLY);
+            return list.size() > 0;
+        } catch (Exception e) {
+            return false;
+        }
+    }
+
+    private BroadcastReceiver downloadReceiver = new BroadcastReceiver() {
+
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            Log.d("DownloadActivity", "downloadReceiver intent called");
+
+        }
+    };
+}
+
+class DownloadRequestSettings_API11 {
+    public static void setup(DownloadManager.Request request) {
+        request.allowScanningByMediaScanner();
+        request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
+    }
+}

platform/android/java/org/love2d/android/GameActivity.java

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+package org.love2d.android;
+
+import org.libsdl.app.SDLActivity;
+
+import java.util.Arrays;
+import java.util.List;
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.HttpURLConnection;
+import java.net.URL;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.DownloadManager;
+import android.app.ProgressDialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.media.AudioManager;
+import android.net.Uri;
+import android.os.AsyncTask;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.Environment;
+import android.os.Handler;
+import android.os.PowerManager;
+import android.os.ResultReceiver;
+import android.os.Vibrator;
+import android.support.annotation.Keep;
+import android.util.Log;
+import android.util.DisplayMetrics;
+import android.widget.Toast;
+import android.view.*;
+import android.content.pm.PackageManager;
+
+public class GameActivity extends SDLActivity {
+    private static DisplayMetrics metrics = new DisplayMetrics();
+    private static String gamePath = "";
+    private static Context context;
+    private static Vibrator vibrator = null;
+    private static boolean immersiveActive = false;
+    private static boolean mustCacheArchive = false;
+
+    @Override
+    protected String[] getLibraries() {
+        return new String[]{
+                "c++_shared",
+                "mpg123",
+                "openal",
+                "love",
+        };
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        Log.d("GameActivity", "started");
+
+        context = this.getApplicationContext();
+
+        String permission = "android.permission.VIBRATE";
+        int res = context.checkCallingOrSelfPermission(permission);
+        if (res == PackageManager.PERMISSION_GRANTED) {
+            vibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
+        } else {
+            Log.d("GameActivity", "Vibration disabled: could not get vibration permission.");
+        }
+
+        handleIntent(this.getIntent());
+
+        super.onCreate(savedInstanceState);
+        getWindowManager().getDefaultDisplay().getMetrics(metrics);
+    }
+
+    @Override
+    protected void onNewIntent(Intent intent) {
+        Log.d("GameActivity", "onNewIntent() with " + intent);
+        handleIntent(intent);
+        resetNative();
+        startNative();
+    }
+
+    protected void handleIntent(Intent intent) {
+        Uri game = intent.getData();
+
+        if (game != null) {
+            // If we have a game via the intent data we we try to figure out how we have to load it. We
+            // support the following variations:
+            // * a main.lua file: set gamePath to the directory containing main.lua
+            // * otherwise: set gamePath to the file
+            if (game.getScheme().equals("file")) {
+                Log.d("GameActivity", "Received intent with path: " + game.getPath());
+                // If we were given the path of a main.lua then use its
+                // directory. Otherwise use full path.
+                List<String> path_segments = game.getPathSegments();
+                if (path_segments.get(path_segments.size() - 1).equals("main.lua")) {
+                    gamePath = game.getPath().substring(0, game.getPath().length() - "main.lua".length());
+                } else {
+                    gamePath = game.getPath();
+                }
+            } else {
+                Log.e("GameActivity", "Unsupported scheme: '" + game.getScheme() + "'.");
+
+                AlertDialog.Builder alert_dialog = new AlertDialog.Builder(this);
+                alert_dialog.setMessage("Could not load LÖVE game '" + game.getPath()
+                        + "' as it uses unsupported scheme '" + game.getScheme()
+                        + "'. Please contact the developer.");
+                alert_dialog.setTitle("LÖVE for Android Error");
+                alert_dialog.setPositiveButton("Exit",
+                        new DialogInterface.OnClickListener() {
+                            @Override
+                            public void onClick(DialogInterface dialog, int id) {
+                                finish();
+                            }
+                        });
+                alert_dialog.setCancelable(false);
+                alert_dialog.create().show();
+            }
+        } else {
+            // No game specified via the intent data -> check whether we have a game.love in our assets.
+            boolean game_love_in_assets = false;
+            try {
+                List<String> assets = Arrays.asList(getAssets().list(""));
+                game_love_in_assets = assets.contains("game.love");
+            } catch (Exception e) {
+                Log.d("GameActivity", "could not list application assets:" + e.getMessage());
+            }
+
+            if (game_love_in_assets) {
+                // If we have a game.love in our assets folder copy it to the cache folder
+                // so that we can load it from native LÖVE code
+                String destination_file = this.getCacheDir().getPath() + "/game.love";
+                if (mustCacheArchive && copyAssetFile("game.love", destination_file))
+                    gamePath = destination_file;
+                else
+                    gamePath = "game.love";
+            } else {
+                // If no game.love was found fall back to the game in <external storage>/lovegame
+                File ext = Environment.getExternalStorageDirectory();
+                if ((new File(ext, "/lovegame/main.lua")).exists()) {
+                    gamePath = ext.getPath() + "/lovegame/";
+                }
+            }
+        }
+
+        Log.d("GameActivity", "new gamePath: " + gamePath);
+    }
+
+    @Override
+    protected void onDestroy() {
+        if (vibrator != null) {
+            Log.d("GameActivity", "Cancelling vibration");
+            vibrator.cancel();
+        }
+        super.onDestroy();
+    }
+
+    @Override
+    protected void onPause() {
+        if (vibrator != null) {
+            Log.d("GameActivity", "Cancelling vibration");
+            vibrator.cancel();
+        }
+        super.onPause();
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+
+        if (immersiveActive) {
+            getWindow().getDecorView().setSystemUiVisibility(
+                    View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+                            | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
+                            | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
+                            | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
+                            | View.SYSTEM_UI_FLAG_FULLSCREEN
+                            | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
+        }
+    }
+
+    public void setImmersiveMode(boolean immersive_mode) {
+        if (android.os.Build.VERSION.SDK_INT < 11) {
+            // The API getWindow().getDecorView().setSystemUiVisibility() was
+            // added in Android 11 (a.k.a. Honeycomb, a.k.a. 3.0.x). If we run
+            // on this we do nothing.
+            return;
+        }
+
+        immersiveActive = immersive_mode;
+
+        final Object lock = new Object();
+        final boolean immersive_enabled = immersive_mode;
+        synchronized (lock) {
+            runOnUiThread(new Runnable() {
+                @Override
+                public void run() {
+                    synchronized (lock) {
+                        if (immersive_enabled) {
+                            getWindow().getDecorView().setSystemUiVisibility(
+                                    View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+                                            | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
+                                            | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
+                                            | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
+                                            | View.SYSTEM_UI_FLAG_FULLSCREEN
+                                            | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
+                        } else {
+                            getWindow().getDecorView().setSystemUiVisibility(
+                                    View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+                                            | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
+                            );
+                        }
+
+                        lock.notify();
+                    }
+                }
+            });
+        }
+        ;
+    }
+
+    public boolean getImmersiveMode() {
+        return immersiveActive;
+    }
+
+    public static String getGamePath() {
+        Log.d("GameActivity", "called getGamePath(), game path = " + gamePath);
+        return gamePath;
+    }
+
+    public static DisplayMetrics getMetrics() {
+        return metrics;
+    }
+
+    public static void vibrate(double seconds) {
+        if (vibrator != null) {
+            vibrator.vibrate((long) (seconds * 1000.));
+        }
+    }
+
+    public static void openURL(String url) {
+        Log.d("GameActivity", "opening url = " + url);
+        Intent i = new Intent(Intent.ACTION_VIEW);
+        i.setData(Uri.parse(url));
+        i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        context.startActivity(i);
+    }
+
+    /**
+     * Copies a given file from the assets folder to the destination.
+     *
+     * @return true if successful
+     */
+    boolean copyAssetFile(String fileName, String destinationFileName) {
+        boolean success = false;
+
+        // open source and destination streams
+        InputStream source_stream = null;
+        try {
+            source_stream = getAssets().open(fileName);
+        } catch (IOException e) {
+            Log.d("GameActivity", "Could not open game.love from assets: " + e.getMessage());
+        }
+
+        BufferedOutputStream destination_stream = null;
+        try {
+            destination_stream = new BufferedOutputStream(new FileOutputStream(destinationFileName, false));
+        } catch (IOException e) {
+            Log.d("GameActivity", "Could not open destination file: " + e.getMessage());
+        }
+
+        // perform the copying
+        int chunk_read = 0;
+        int bytes_written = 0;
+
+        assert (source_stream != null && destination_stream != null);
+
+        try {
+            byte[] buf = new byte[1024];
+            chunk_read = source_stream.read(buf);
+            do {
+                destination_stream.write(buf, 0, chunk_read);
+                bytes_written += chunk_read;
+                chunk_read = source_stream.read(buf);
+            } while (chunk_read != -1);
+        } catch (IOException e) {
+            Log.d("GameActivity", "Copying failed:" + e.getMessage());
+        }
+
+        // close streams
+        try {
+            if (source_stream != null) source_stream.close();
+            if (destination_stream != null) destination_stream.close();
+            success = true;
+        } catch (IOException e) {
+            Log.d("GameActivity", "Copying failed: " + e.getMessage());
+        }
+
+        Log.d("GameActivity", "Successfully copied " + fileName
+                + " to " + destinationFileName
+                + " (" + bytes_written + " bytes written).");
+        return success;
+    }
+
+    @Keep
+    public boolean hasBackgroundMusic() {
+        AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
+        return audioManager.isMusicActive();
+    }
+}