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pjs
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pjs/embedding/android/GeckoAppShell.java

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61 KiB
Java
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/* -*- Mode: Java; c-basic-offset: 4; tab-width: 4; indent-tabs-mode: nil; -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Android code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Vladimir Vukicevic <vladimir@pobox.com>
* Sriram Ramasubramanian <sriram@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
package org.mozilla.gecko;
import java.io.*;
import java.lang.reflect.*;
import java.nio.*;
import java.nio.channels.*;
import java.text.*;
import java.util.*;
import java.util.zip.*;
import java.util.concurrent.*;
import android.os.*;
import android.app.*;
import android.text.*;
import android.view.*;
import android.view.inputmethod.*;
import android.content.*;
import android.content.res.*;
import android.content.pm.*;
import android.graphics.*;
import android.widget.*;
import android.hardware.*;
import android.location.*;
import android.webkit.MimeTypeMap;
import android.media.MediaScannerConnection;
import android.media.MediaScannerConnection.MediaScannerConnectionClient;
import android.provider.Settings;
import android.util.*;
import android.net.Uri;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.graphics.Bitmap;
import android.graphics.drawable.*;
import org.json.JSONArray;
import org.json.JSONObject;
public class GeckoAppShell
{
private static final String LOG_FILE_NAME = "GeckoAppShell";
// static members only
private GeckoAppShell() { }
static private LinkedList<GeckoEvent> gPendingEvents =
new LinkedList<GeckoEvent>();
static private boolean gRestartScheduled = false;
static private PromptService gPromptService = null;
static private final Timer mIMETimer = new Timer();
static private final HashMap<Integer, AlertNotification>
mAlertNotifications = new HashMap<Integer, AlertNotification>();
static private final int NOTIFY_IME_RESETINPUTSTATE = 0;
static private final int NOTIFY_IME_SETOPENSTATE = 1;
static private final int NOTIFY_IME_CANCELCOMPOSITION = 2;
static private final int NOTIFY_IME_FOCUSCHANGE = 3;
/* Keep in sync with constants found here:
http://mxr.mozilla.org/mozilla-central/source/uriloader/base/nsIWebProgressListener.idl
*/
static public final int WPL_STATE_START = 0x00000001;
static public final int WPL_STATE_STOP = 0x00000010;
static public final int WPL_STATE_IS_DOCUMENT = 0x00020000;
static private File sCacheFile = null;
static private int sFreeSpace = -1;
private static HashMap<String, ArrayList<GeckoEventListener>> mEventListeners;
/* The Android-side API: API methods that Android calls */
// Initialization methods
public static native void nativeInit();
public static native void nativeRun(String args);
public static native void nativeQuit();
// helper methods
public static native void setSurfaceView(GeckoSurfaceView sv);
public static native void putenv(String map);
public static native void onResume();
public static native void onLowMemory();
public static native void callObserver(String observerKey, String topic, String data);
public static native void removeObserver(String observerKey);
public static native void loadLibs(String apkName, boolean shouldExtract);
public static native void onChangeNetworkLinkStatus(String status);
public static native void reportJavaCrash(String stack);
public static native void notifyUriVisited(String uri);
public static native void processNextNativeEvent();
// A looper thread, accessed by GeckoAppShell.getHandler
private static class LooperThread extends Thread {
public SynchronousQueue<Handler> mHandlerQueue =
new SynchronousQueue<Handler>();
public void run() {
Looper.prepare();
try {
mHandlerQueue.put(new Handler());
} catch (InterruptedException ie) {}
Looper.loop();
}
}
private static class GeckoMediaScannerClient implements MediaScannerConnectionClient {
private String mFile = "";
private String mMimeType = "";
private MediaScannerConnection mScanner = null;
public GeckoMediaScannerClient(Context aContext, String aFile, String aMimeType) {
mFile = aFile;
mMimeType = aMimeType;
mScanner = new MediaScannerConnection(aContext, this);
if (mScanner != null)
mScanner.connect();
}
public void onMediaScannerConnected() {
mScanner.scanFile(mFile, mMimeType);
}
public void onScanCompleted(String path, Uri uri) {
if(path.equals(mFile)) {
mScanner.disconnect();
mScanner = null;
}
}
}
// Get a Handler for the main java thread
public static Handler getMainHandler() {
return GeckoApp.mAppContext.mMainHandler;
}
private static Handler sHandler = null;
// Get a Handler for a looper thread, or create one if it doesn't exist yet
public static Handler getHandler() {
if (sHandler == null) {
LooperThread lt = new LooperThread();
lt.start();
try {
sHandler = lt.mHandlerQueue.take();
} catch (InterruptedException ie) {}
}
return sHandler;
}
public static File getCacheDir() {
if (sCacheFile == null)
sCacheFile = GeckoApp.mAppContext.getCacheDir();
return sCacheFile;
}
public static long getFreeSpace() {
try {
if (sFreeSpace == -1) {
File cacheDir = getCacheDir();
if (cacheDir != null) {
StatFs cacheStats = new StatFs(cacheDir.getPath());
sFreeSpace = cacheStats.getFreeBlocks() *
cacheStats.getBlockSize();
} else {
Log.i(LOG_FILE_NAME, "Unable to get cache dir");
}
}
} catch (Exception e) {
Log.e(LOG_FILE_NAME, "exception while stating cache dir: ", e);
}
return sFreeSpace;
}
static boolean moveFile(File inFile, File outFile)
{
Log.i(LOG_FILE_NAME, "moving " + inFile + " to " + outFile);
if (outFile.isDirectory())
outFile = new File(outFile, inFile.getName());
try {
if (inFile.renameTo(outFile))
return true;
} catch (SecurityException se) {
Log.w(LOG_FILE_NAME, "error trying to rename file", se);
}
try {
long lastModified = inFile.lastModified();
outFile.createNewFile();
// so copy it instead
FileChannel inChannel = new FileInputStream(inFile).getChannel();
FileChannel outChannel = new FileOutputStream(outFile).getChannel();
long size = inChannel.size();
long transferred = inChannel.transferTo(0, size, outChannel);
inChannel.close();
outChannel.close();
outFile.setLastModified(lastModified);
if (transferred == size)
inFile.delete();
else
return false;
} catch (Exception e) {
Log.e(LOG_FILE_NAME, "exception while moving file: ", e);
try {
outFile.delete();
} catch (SecurityException se) {
Log.w(LOG_FILE_NAME, "error trying to delete file", se);
}
return false;
}
return true;
}
static boolean moveDir(File from, File to) {
try {
to.mkdirs();
if (from.renameTo(to))
return true;
} catch (SecurityException se) {
Log.w(LOG_FILE_NAME, "error trying to rename file", se);
}
File[] files = from.listFiles();
boolean retVal = true;
if (files == null)
return false;
try {
Iterator fileIterator = Arrays.asList(files).iterator();
while (fileIterator.hasNext()) {
File file = (File)fileIterator.next();
File dest = new File(to, file.getName());
if (file.isDirectory())
retVal = moveDir(file, dest) ? retVal : false;
else
retVal = moveFile(file, dest) ? retVal : false;
}
from.delete();
} catch(Exception e) {
Log.e(LOG_FILE_NAME, "error trying to move file", e);
}
return retVal;
}
// java-side stuff
public static void loadGeckoLibs(String apkName) {
// The package data lib directory isn't placed in ld.so's
// search path, so we have to manually load libraries that
// libxul will depend on. Not ideal.
System.loadLibrary("mozutils");
GeckoApp geckoApp = GeckoApp.mAppContext;
String homeDir;
if (Build.VERSION.SDK_INT < 8 ||
geckoApp.getApplication().getPackageResourcePath().startsWith("/data") ||
geckoApp.getApplication().getPackageResourcePath().startsWith("/system")) {
File home = geckoApp.getFilesDir();
homeDir = home.getPath();
// handle the application being moved to phone from sdcard
File profileDir = new File(homeDir, "mozilla");
File oldHome = new File("/data/data/" +
GeckoApp.mAppContext.getPackageName() + "/mozilla");
if (oldHome.exists())
moveDir(oldHome, profileDir);
if (Build.VERSION.SDK_INT >= 8) {
File extHome = geckoApp.getExternalFilesDir(null);
File extProf = new File (extHome, "mozilla");
if (extHome != null && extProf != null && extProf.exists())
moveDir(extProf, profileDir);
}
} else {
File home = geckoApp.getExternalFilesDir(null);
homeDir = home.getPath();
// handle the application being moved to phone from sdcard
File profileDir = new File(homeDir, "mozilla");
File oldHome = new File("/data/data/" +
GeckoApp.mAppContext.getPackageName() + "/mozilla");
if (oldHome.exists())
moveDir(oldHome, profileDir);
File intHome = geckoApp.getFilesDir();
File intProf = new File(intHome, "mozilla");
if (intHome != null && intProf != null && intProf.exists())
moveDir(intProf, profileDir);
}
try {
String[] dirs = GeckoApp.mAppContext.getPluginDirectories();
StringBuffer pluginSearchPath = new StringBuffer();
for (int i = 0; i < dirs.length; i++) {
Log.i("GeckoPlugins", "dir: " + dirs[i]);
pluginSearchPath.append(dirs[i]);
pluginSearchPath.append(":");
}
GeckoAppShell.putenv("MOZ_PLUGIN_PATH="+pluginSearchPath);
} catch (Exception ex) {
Log.i("GeckoPlugins", "exception getting plugin dirs", ex);
}
GeckoAppShell.putenv("HOME=" + homeDir);
GeckoAppShell.putenv("GRE_HOME=" + GeckoApp.sGREDir.getPath());
Intent i = geckoApp.getIntent();
String env = i.getStringExtra("env0");
Log.i(LOG_FILE_NAME, "env0: "+ env);
for (int c = 1; env != null; c++) {
GeckoAppShell.putenv(env);
env = i.getStringExtra("env" + c);
Log.i(LOG_FILE_NAME, "env"+ c +": "+ env);
}
File f = geckoApp.getDir("tmp", Context.MODE_WORLD_READABLE |
Context.MODE_WORLD_WRITEABLE );
if (!f.exists())
f.mkdirs();
GeckoAppShell.putenv("TMPDIR=" + f.getPath());
f = Environment.getDownloadCacheDirectory();
GeckoAppShell.putenv("EXTERNAL_STORAGE=" + f.getPath());
File cacheFile = getCacheDir();
GeckoAppShell.putenv("CACHE_PATH=" + cacheFile.getPath());
// gingerbread introduces File.getUsableSpace(). We should use that.
long freeSpace = getFreeSpace();
try {
File downloadDir = null;
File updatesDir = null;
if (Build.VERSION.SDK_INT >= 8) {
downloadDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
updatesDir = GeckoApp.mAppContext.getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS);
} else {
updatesDir = downloadDir = new File(Environment.getExternalStorageDirectory().getPath(), "download");
}
GeckoAppShell.putenv("DOWNLOADS_DIRECTORY=" + downloadDir.getPath());
GeckoAppShell.putenv("UPDATES_DIRECTORY=" + updatesDir.getPath());
}
catch (Exception e) {
Log.i(LOG_FILE_NAME, "No download directory has been found: " + e);
}
putLocaleEnv();
boolean extractLibs = GeckoApp.ACTION_DEBUG.equals(i.getAction());
if (!extractLibs) {
// remove any previously extracted libs
File[] files = cacheFile.listFiles();
if (files != null) {
Iterator cacheFiles = Arrays.asList(files).iterator();
while (cacheFiles.hasNext()) {
File libFile = (File)cacheFiles.next();
if (libFile.getName().endsWith(".so"))
libFile.delete();
}
}
}
loadLibs(apkName, extractLibs);
}
private static void putLocaleEnv() {
GeckoAppShell.putenv("LANG=" + Locale.getDefault().toString());
NumberFormat nf = NumberFormat.getInstance();
if (nf instanceof DecimalFormat) {
DecimalFormat df = (DecimalFormat)nf;
DecimalFormatSymbols dfs = df.getDecimalFormatSymbols();
GeckoAppShell.putenv("LOCALE_DECIMAL_POINT=" + dfs.getDecimalSeparator());
GeckoAppShell.putenv("LOCALE_THOUSANDS_SEP=" + dfs.getGroupingSeparator());
GeckoAppShell.putenv("LOCALE_GROUPING=" + (char)df.getGroupingSize());
}
}
public static void runGecko(String apkPath, String args, String url) {
// run gecko -- it will spawn its own thread
GeckoAppShell.nativeInit();
// Tell Gecko where the target surface view is for rendering
GeckoAppShell.setSurfaceView(GeckoApp.surfaceView);
// First argument is the .apk path
String combinedArgs = apkPath + " -greomni " + apkPath;
if (args != null)
combinedArgs += " " + args;
if (url != null)
combinedArgs += " -remote " + url;
// and go
GeckoAppShell.nativeRun(combinedArgs);
}
private static GeckoEvent mLastDrawEvent;
private static void sendPendingEventsToGecko() {
try {
while (!gPendingEvents.isEmpty()) {
GeckoEvent e = gPendingEvents.removeFirst();
notifyGeckoOfEvent(e);
}
} catch (NoSuchElementException e) {}
}
public static void sendEventToGecko(GeckoEvent e) {
if (GeckoApp.checkLaunchState(GeckoApp.LaunchState.GeckoRunning)) {
notifyGeckoOfEvent(e);
} else {
gPendingEvents.addLast(e);
}
}
public static void sendEventToGeckoSync(GeckoEvent e) {
sendEventToGecko(e);
geckoEventSync();
}
// Tell the Gecko event loop that an event is available.
public static native void notifyGeckoOfEvent(GeckoEvent event);
/*
* The Gecko-side API: API methods that Gecko calls
*/
public static void scheduleRedraw() {
// Redraw everything
scheduleRedraw(0, -1, -1, -1, -1);
}
public static void scheduleRedraw(int nativeWindow, int x, int y, int w, int h) {
GeckoEvent e;
if (x == -1) {
e = new GeckoEvent(GeckoEvent.DRAW, null);
} else {
e = new GeckoEvent(GeckoEvent.DRAW, new Rect(x, y, w, h));
}
e.mNativeWindow = nativeWindow;
sendEventToGecko(e);
}
/* Delay updating IME states (see bug 573800) */
private static final class IMEStateUpdater extends TimerTask
{
static private IMEStateUpdater instance;
private boolean mEnable, mReset;
static private IMEStateUpdater getInstance() {
if (instance == null) {
instance = new IMEStateUpdater();
mIMETimer.schedule(instance, 200);
}
return instance;
}
static public synchronized void enableIME() {
getInstance().mEnable = true;
}
static public synchronized void resetIME() {
getInstance().mReset = true;
}
public void run() {
synchronized(IMEStateUpdater.class) {
instance = null;
}
InputMethodManager imm = (InputMethodManager)
GeckoApp.surfaceView.getContext().getSystemService(
Context.INPUT_METHOD_SERVICE);
if (imm == null)
return;
if (mReset)
imm.restartInput(GeckoApp.surfaceView);
if (!mEnable)
return;
int state = GeckoApp.surfaceView.mIMEState;
if (state != GeckoSurfaceView.IME_STATE_DISABLED &&
state != GeckoSurfaceView.IME_STATE_PLUGIN)
imm.showSoftInput(GeckoApp.surfaceView, 0);
else
imm.hideSoftInputFromWindow(
GeckoApp.surfaceView.getWindowToken(), 0);
}
}
public static void notifyIME(int type, int state) {
if (GeckoApp.surfaceView == null)
return;
switch (type) {
case NOTIFY_IME_RESETINPUTSTATE:
// Composition event is already fired from widget.
// So reset IME flags.
GeckoApp.surfaceView.inputConnection.reset();
// Don't use IMEStateUpdater for reset.
// Because IME may not work showSoftInput()
// after calling restartInput() immediately.
// So we have to call showSoftInput() delay.
InputMethodManager imm = (InputMethodManager)
GeckoApp.surfaceView.getContext().getSystemService(
Context.INPUT_METHOD_SERVICE);
if (imm == null) {
// no way to reset IME status directly
IMEStateUpdater.resetIME();
} else {
imm.restartInput(GeckoApp.surfaceView);
}
// keep current enabled state
IMEStateUpdater.enableIME();
break;
case NOTIFY_IME_CANCELCOMPOSITION:
IMEStateUpdater.resetIME();
break;
case NOTIFY_IME_FOCUSCHANGE:
IMEStateUpdater.resetIME();
break;
}
}
public static void notifyIMEEnabled(int state, String typeHint,
String actionHint, boolean landscapeFS)
{
if (GeckoApp.surfaceView == null)
return;
/* When IME is 'disabled', IME processing is disabled.
In addition, the IME UI is hidden */
GeckoApp.surfaceView.mIMEState = state;
GeckoApp.surfaceView.mIMETypeHint = typeHint;
GeckoApp.surfaceView.mIMEActionHint = actionHint;
GeckoApp.surfaceView.mIMELandscapeFS = landscapeFS;
IMEStateUpdater.enableIME();
}
public static void notifyIMEChange(String text, int start, int end, int newEnd) {
if (GeckoApp.surfaceView == null ||
GeckoApp.surfaceView.inputConnection == null)
return;
InputMethodManager imm = (InputMethodManager)
GeckoApp.surfaceView.getContext().getSystemService(
Context.INPUT_METHOD_SERVICE);
if (imm == null)
return;
// Log.d("GeckoAppJava", String.format("IME: notifyIMEChange: t=%s s=%d ne=%d oe=%d",
// text, start, newEnd, end));
if (newEnd < 0)
GeckoApp.surfaceView.inputConnection.notifySelectionChange(
imm, start, end);
else
GeckoApp.surfaceView.inputConnection.notifyTextChange(
imm, text, start, end, newEnd);
}
private static CountDownLatch sGeckoPendingAcks = null;
// Block the current thread until the Gecko event loop is caught up
synchronized public static void geckoEventSync() {
sGeckoPendingAcks = new CountDownLatch(1);
GeckoAppShell.sendEventToGecko(
new GeckoEvent(GeckoEvent.GECKO_EVENT_SYNC));
while (sGeckoPendingAcks.getCount() != 0) {
try {
sGeckoPendingAcks.await();
} catch (InterruptedException e) {}
}
sGeckoPendingAcks = null;
}
// Signal the Java thread that it's time to wake up
public static void acknowledgeEventSync() {
CountDownLatch tmp = sGeckoPendingAcks;
if (tmp != null)
tmp.countDown();
}
static Sensor gAccelerometerSensor = null;
static Sensor gOrientationSensor = null;
public static void enableDeviceMotion(boolean enable) {
SensorManager sm = (SensorManager)
GeckoApp.surfaceView.getContext().getSystemService(Context.SENSOR_SERVICE);
if (gAccelerometerSensor == null || gOrientationSensor == null) {
gAccelerometerSensor = sm.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
gOrientationSensor = sm.getDefaultSensor(Sensor.TYPE_ORIENTATION);
}
if (enable) {
if (gAccelerometerSensor != null)
sm.registerListener(GeckoApp.surfaceView, gAccelerometerSensor, SensorManager.SENSOR_DELAY_GAME);
if (gOrientationSensor != null)
sm.registerListener(GeckoApp.surfaceView, gOrientationSensor, SensorManager.SENSOR_DELAY_GAME);
} else {
if (gAccelerometerSensor != null)
sm.unregisterListener(GeckoApp.surfaceView, gAccelerometerSensor);
if (gOrientationSensor != null)
sm.unregisterListener(GeckoApp.surfaceView, gOrientationSensor);
}
}
public static void enableLocation(final boolean enable) {
getMainHandler().post(new Runnable() {
public void run() {
GeckoSurfaceView view = GeckoApp.surfaceView;
LocationManager lm = (LocationManager)
view.getContext().getSystemService(Context.LOCATION_SERVICE);
if (enable) {
Criteria crit = new Criteria();
crit.setAccuracy(Criteria.ACCURACY_FINE);
String provider = lm.getBestProvider(crit, true);
if (provider == null)
return;
Looper l = Looper.getMainLooper();
Location loc = lm.getLastKnownLocation(provider);
if (loc != null) {
view.onLocationChanged(loc);
}
lm.requestLocationUpdates(provider, 100, (float).5, view, l);
} else {
lm.removeUpdates(view);
}
}
});
}
public static void moveTaskToBack() {
GeckoApp.mAppContext.moveTaskToBack(true);
}
public static void returnIMEQueryResult(String result, int selectionStart, int selectionLength) {
GeckoApp.surfaceView.inputConnection.mSelectionStart = selectionStart;
GeckoApp.surfaceView.inputConnection.mSelectionLength = selectionLength;
try {
GeckoApp.surfaceView.inputConnection.mQueryResult.put(result);
} catch (InterruptedException e) {
}
}
static void onAppShellReady()
{
// mLaunchState can only be Launched at this point
GeckoApp.setLaunchState(GeckoApp.LaunchState.GeckoRunning);
sendPendingEventsToGecko();
}
static void onXreExit() {
// mLaunchState can only be Launched or GeckoRunning at this point
GeckoApp.setLaunchState(GeckoApp.LaunchState.GeckoExiting);
Log.i("GeckoAppJava", "XRE exited");
if (gRestartScheduled) {
GeckoApp.mAppContext.doRestart();
} else {
Log.i("GeckoAppJava", "we're done, good bye");
GeckoApp.mAppContext.finish();
}
System.exit(0);
}
static void scheduleRestart() {
Log.i("GeckoAppJava", "scheduling restart");
gRestartScheduled = true;
}
// "Installs" an application by creating a shortcut
static void createShortcut(String aTitle, String aURI, String aIconData, String aType) {
Log.w("GeckoAppJava", "createShortcut for " + aURI + " [" + aTitle + "] > " + aType);
// the intent to be launched by the shortcut
Intent shortcutIntent = new Intent();
if (aType.equalsIgnoreCase("webapp")) {
shortcutIntent.setAction("org.mozilla.gecko.WEBAPP");
shortcutIntent.putExtra("args", "--webapp=" + aURI);
} else {
shortcutIntent.setAction("org.mozilla.gecko.BOOKMARK");
shortcutIntent.putExtra("args", "--url=" + aURI);
}
shortcutIntent.setClassName(GeckoApp.mAppContext,
GeckoApp.mAppContext.getPackageName() + ".App");
Intent intent = new Intent();
intent.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
intent.putExtra(Intent.EXTRA_SHORTCUT_NAME, aTitle);
byte[] raw = Base64.decode(aIconData.substring(22), Base64.DEFAULT);
Bitmap bitmap = BitmapFactory.decodeByteArray(raw, 0, raw.length);
intent.putExtra(Intent.EXTRA_SHORTCUT_ICON, bitmap);
intent.setAction("com.android.launcher.action.INSTALL_SHORTCUT");
GeckoApp.mAppContext.sendBroadcast(intent);
}
static String[] getHandlersForMimeType(String aMimeType, String aAction) {
Intent intent = getIntentForActionString(aAction);
if (aMimeType != null && aMimeType.length() > 0)
intent.setType(aMimeType);
return getHandlersForIntent(intent);
}
static String[] getHandlersForURL(String aURL, String aAction) {
// aURL may contain the whole URL or just the protocol
Uri uri = aURL.indexOf(':') >= 0 ? Uri.parse(aURL) : new Uri.Builder().scheme(aURL).build();
Intent intent = getIntentForActionString(aAction);
intent.setData(uri);
return getHandlersForIntent(intent);
}
static String[] getHandlersForIntent(Intent intent) {
PackageManager pm =
GeckoApp.surfaceView.getContext().getPackageManager();
List<ResolveInfo> list = pm.queryIntentActivities(intent, 0);
int numAttr = 4;
String[] ret = new String[list.size() * numAttr];
for (int i = 0; i < list.size(); i++) {
ResolveInfo resolveInfo = list.get(i);
ret[i * numAttr] = resolveInfo.loadLabel(pm).toString();
if (resolveInfo.isDefault)
ret[i * numAttr + 1] = "default";
else
ret[i * numAttr + 1] = "";
ret[i * numAttr + 2] = resolveInfo.activityInfo.applicationInfo.packageName;
ret[i * numAttr + 3] = resolveInfo.activityInfo.name;
}
return ret;
}
static Intent getIntentForActionString(String aAction) {
// Default to the view action if no other action as been specified.
if (aAction != null && aAction.length() > 0)
return new Intent(aAction);
else
return new Intent(Intent.ACTION_VIEW);
}
static String getExtensionFromMimeType(String aMimeType) {
return MimeTypeMap.getSingleton().getExtensionFromMimeType(aMimeType);
}
static String getMimeTypeFromExtensions(String aFileExt) {
MimeTypeMap mtm = MimeTypeMap.getSingleton();
StringTokenizer st = new StringTokenizer(aFileExt, "., ");
String type = null;
String subType = null;
while (st.hasMoreElements()) {
String ext = st.nextToken();
String mt = mtm.getMimeTypeFromExtension(ext);
if (mt == null)
continue;
int slash = mt.indexOf('/');
String tmpType = mt.substring(0, slash);
if (!tmpType.equalsIgnoreCase(type))
type = type == null ? tmpType : "*";
String tmpSubType = mt.substring(slash + 1);
if (!tmpSubType.equalsIgnoreCase(subType))
subType = subType == null ? tmpSubType : "*";
}
if (type == null)
type = "*";
if (subType == null)
subType = "*";
return type + "/" + subType;
}
static boolean openUriExternal(String aUriSpec, String aMimeType, String aPackageName,
String aClassName, String aAction, String aTitle) {
Intent intent = getIntentForActionString(aAction);
if (aAction.equalsIgnoreCase(Intent.ACTION_SEND)) {
intent.putExtra(Intent.EXTRA_TEXT, aUriSpec);
intent.putExtra(Intent.EXTRA_SUBJECT, aTitle);
if (aMimeType != null && aMimeType.length() > 0)
intent.setType(aMimeType);
} else if (aMimeType.length() > 0) {
intent.setDataAndType(Uri.parse(aUriSpec), aMimeType);
} else {
Uri uri = Uri.parse(aUriSpec);
if ("sms".equals(uri.getScheme())) {
// Have a apecial handling for the SMS, as the message body
// is not extracted from the URI automatically
final String query = uri.getEncodedQuery();
if (query != null && query.length() > 0) {
final String[] fields = query.split("&");
boolean foundBody = false;
String resultQuery = "";
for (int i = 0; i < fields.length; i++) {
final String field = fields[i];
if (field.length() > 5 && "body=".equals(field.substring(0, 5))) {
final String body = Uri.decode(field.substring(5));
intent.putExtra("sms_body", body);
foundBody = true;
}
else {
resultQuery = resultQuery.concat(resultQuery.length() > 0 ? "&" + field : field);
}
}
if (foundBody) {
// Put the query without the body field back into the URI
final String prefix = aUriSpec.substring(0, aUriSpec.indexOf('?'));
uri = Uri.parse(resultQuery.length() > 0 ? prefix + "?" + resultQuery : prefix);
}
}
}
intent.setData(uri);
}
if (aPackageName.length() > 0 && aClassName.length() > 0)
intent.setClassName(aPackageName, aClassName);
intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
try {
GeckoApp.surfaceView.getContext().startActivity(intent);
return true;
} catch(ActivityNotFoundException e) {
return false;
}
}
static SynchronousQueue<String> sClipboardQueue =
new SynchronousQueue<String>();
private static String EMPTY_STRING = new String();
// On some devices, access to the clipboard service needs to happen
// on a thread with a looper, so dispatch this to our looper thread
// Note: the main looper won't work because it may be blocked on the
// gecko thread, which is most likely this thread
static String getClipboardText() {
getHandler().post(new Runnable() {
@SuppressWarnings("deprecation")
public void run() {
Context context = GeckoApp.surfaceView.getContext();
String text = null;
if (android.os.Build.VERSION.SDK_INT >= 11) {
android.content.ClipboardManager cm = (android.content.ClipboardManager)
context.getSystemService(Context.CLIPBOARD_SERVICE);
if (cm.hasPrimaryClip()) {
ClipData clip = cm.getPrimaryClip();
if (clip != null) {
ClipData.Item item = clip.getItemAt(0);
text = item.coerceToText(context).toString();
}
}
} else {
android.text.ClipboardManager cm = (android.text.ClipboardManager)
context.getSystemService(Context.CLIPBOARD_SERVICE);
if (cm.hasText())
text = cm.getText().toString();
}
try {
sClipboardQueue.put(text != null ? text : EMPTY_STRING);
} catch (InterruptedException ie) {}
}});
try {
String ret = sClipboardQueue.take();
return (ret == EMPTY_STRING ? null : ret);
} catch (InterruptedException ie) {}
return null;
}
static void setClipboardText(final String text) {
getHandler().post(new Runnable() {
@SuppressWarnings("deprecation")
public void run() {
Context context = GeckoApp.surfaceView.getContext();
if (android.os.Build.VERSION.SDK_INT >= 11) {
android.content.ClipboardManager cm = (android.content.ClipboardManager)
context.getSystemService(Context.CLIPBOARD_SERVICE);
cm.setPrimaryClip(ClipData.newPlainText("Text", text));
} else {
android.text.ClipboardManager cm = (android.text.ClipboardManager)
context.getSystemService(Context.CLIPBOARD_SERVICE);
cm.setText(text);
}
}});
}
public static void showAlertNotification(String aImageUrl, String aAlertTitle, String aAlertText,
String aAlertCookie, String aAlertName) {
Log.i("GeckoAppJava", "GeckoAppShell.showAlertNotification\n" +
"- image = '" + aImageUrl + "'\n" +
"- title = '" + aAlertTitle + "'\n" +
"- text = '" + aAlertText +"'\n" +
"- cookie = '" + aAlertCookie +"'\n" +
"- name = '" + aAlertName + "'");
int icon = R.drawable.icon; // Just use the app icon by default
Uri imageUri = Uri.parse(aImageUrl);
String scheme = imageUri.getScheme();
if ("drawable".equals(scheme)) {
String resource = imageUri.getSchemeSpecificPart();
resource = resource.substring(resource.lastIndexOf('/') + 1);
try {
Class drawableClass = R.drawable.class;
Field f = drawableClass.getField(resource);
icon = f.getInt(null);
} catch (Exception e) {} // just means the resource doesn't exist
imageUri = null;
}
int notificationID = aAlertName.hashCode();
// Remove the old notification with the same ID, if any
removeNotification(notificationID);
AlertNotification notification =
new AlertNotification(GeckoApp.mAppContext,notificationID, icon,
aAlertTitle, aAlertText,
System.currentTimeMillis());
// The intent to launch when the user clicks the expanded notification
Intent notificationIntent = new Intent(GeckoApp.ACTION_ALERT_CLICK);
notificationIntent.setClassName(GeckoApp.mAppContext,
GeckoApp.mAppContext.getPackageName() + ".NotificationHandler");
// Put the strings into the intent as an URI "alert:<name>#<cookie>"
Uri dataUri = Uri.fromParts("alert", aAlertName, aAlertCookie);
notificationIntent.setData(dataUri);
PendingIntent contentIntent = PendingIntent.getBroadcast(GeckoApp.mAppContext, 0, notificationIntent, 0);
notification.setLatestEventInfo(GeckoApp.mAppContext, aAlertTitle, aAlertText, contentIntent);
notification.setCustomIcon(imageUri);
// The intent to execute when the status entry is deleted by the user with the "Clear All Notifications" button
Intent clearNotificationIntent = new Intent(GeckoApp.ACTION_ALERT_CLEAR);
clearNotificationIntent.setClassName(GeckoApp.mAppContext,
GeckoApp.mAppContext.getPackageName() + ".NotificationHandler");
clearNotificationIntent.setData(dataUri);
notification.deleteIntent = PendingIntent.getBroadcast(GeckoApp.mAppContext, 0, clearNotificationIntent, 0);
mAlertNotifications.put(notificationID, notification);
notification.show();
Log.i("GeckoAppJava", "Created notification ID " + notificationID);
}
public static void alertsProgressListener_OnProgress(String aAlertName, long aProgress, long aProgressMax, String aAlertText) {
Log.i("GeckoAppJava", "GeckoAppShell.alertsProgressListener_OnProgress\n" +
"- name = '" + aAlertName +"', " +
"progress = " + aProgress +" / " + aProgressMax + ", text = '" + aAlertText + "'");
int notificationID = aAlertName.hashCode();
AlertNotification notification = mAlertNotifications.get(notificationID);
if (notification != null)
notification.updateProgress(aAlertText, aProgress, aProgressMax);
if (aProgress == aProgressMax) {
// Hide the notification at 100%
removeObserver(aAlertName);
removeNotification(notificationID);
}
}
public static void alertsProgressListener_OnCancel(String aAlertName) {
Log.i("GeckoAppJava", "GeckoAppShell.alertsProgressListener_OnCancel('" + aAlertName + "')");
removeObserver(aAlertName);
int notificationID = aAlertName.hashCode();
removeNotification(notificationID);
}
public static void handleNotification(String aAction, String aAlertName, String aAlertCookie) {
int notificationID = aAlertName.hashCode();
if (GeckoApp.ACTION_ALERT_CLICK.equals(aAction)) {
Log.i("GeckoAppJava", "GeckoAppShell.handleNotification: callObserver(alertclickcallback)");
callObserver(aAlertName, "alertclickcallback", aAlertCookie);
AlertNotification notification = mAlertNotifications.get(notificationID);
if (notification != null && notification.isProgressStyle()) {
// When clicked, keep the notification, if it displays a progress
return;
}
}
callObserver(aAlertName, "alertfinished", aAlertCookie);
removeObserver(aAlertName);
removeNotification(notificationID);
}
private static void removeNotification(int notificationID) {
mAlertNotifications.remove(notificationID);
NotificationManager notificationManager = (NotificationManager)
GeckoApp.mAppContext.getSystemService(Context.NOTIFICATION_SERVICE);
notificationManager.cancel(notificationID);
}
public static int getDpi() {
DisplayMetrics metrics = new DisplayMetrics();
GeckoApp.mAppContext.getWindowManager().getDefaultDisplay().getMetrics(metrics);
return metrics.densityDpi;
}
public static void setFullScreen(boolean fullscreen) {
GeckoApp.mFullscreen = fullscreen;
// force a reconfiguration to hide/show the system bar
GeckoApp.mAppContext.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
GeckoApp.mAppContext.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
GeckoApp.mAppContext.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_USER);
}
public static String showFilePicker(String aFilters) {
return GeckoApp.mAppContext.
showFilePicker(getMimeTypeFromExtensions(aFilters));
}
public static void performHapticFeedback(boolean aIsLongPress) {
GeckoApp.surfaceView.
performHapticFeedback(aIsLongPress ?
HapticFeedbackConstants.LONG_PRESS :
HapticFeedbackConstants.VIRTUAL_KEY);
}
public static void showInputMethodPicker() {
InputMethodManager imm = (InputMethodManager) GeckoApp.surfaceView.getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
imm.showInputMethodPicker();
}
public static void setKeepScreenOn(final boolean on) {
GeckoApp.mAppContext.runOnUiThread(new Runnable() {
public void run() {
GeckoApp.surfaceView.setKeepScreenOn(on);
}
});
}
public static boolean isNetworkLinkUp() {
ConnectivityManager cm = (ConnectivityManager)
GeckoApp.mAppContext.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo info = cm.getActiveNetworkInfo();
if (info == null || !info.isConnected())
return false;
return true;
}
public static boolean isNetworkLinkKnown() {
ConnectivityManager cm = (ConnectivityManager)
GeckoApp.mAppContext.getSystemService(Context.CONNECTIVITY_SERVICE);
if (cm.getActiveNetworkInfo() == null)
return false;
return true;
}
public static void setSelectedLocale(String localeCode) {
SharedPreferences settings =
GeckoApp.mAppContext.getPreferences(Activity.MODE_PRIVATE);
settings.edit().putString(GeckoApp.mAppContext.getPackageName() + ".locale",
localeCode).commit();
Locale locale;
int index;
if ((index = localeCode.indexOf('-')) != -1 ||
(index = localeCode.indexOf('_')) != -1) {
String langCode = localeCode.substring(0, index);
String countryCode = localeCode.substring(index + 1);
locale = new Locale(langCode, countryCode);
} else {
locale = new Locale(localeCode);
}
Locale.setDefault(locale);
Resources res = GeckoApp.mAppContext.getBaseContext().getResources();
Configuration config = res.getConfiguration();
config.locale = locale;
res.updateConfiguration(config, res.getDisplayMetrics());
}
public static int[] getSystemColors() {
// attrsAppearance[] must correspond to AndroidSystemColors structure in android/AndroidBridge.h
final int[] attrsAppearance = {
android.R.attr.textColor,
android.R.attr.textColorPrimary,
android.R.attr.textColorPrimaryInverse,
android.R.attr.textColorSecondary,
android.R.attr.textColorSecondaryInverse,
android.R.attr.textColorTertiary,
android.R.attr.textColorTertiaryInverse,
android.R.attr.textColorHighlight,
android.R.attr.colorForeground,
android.R.attr.colorBackground,
android.R.attr.panelColorForeground,
android.R.attr.panelColorBackground
};
int[] result = new int[attrsAppearance.length];
final ContextThemeWrapper contextThemeWrapper =
new ContextThemeWrapper(GeckoApp.mAppContext, android.R.style.TextAppearance);
final TypedArray appearance = contextThemeWrapper.getTheme().obtainStyledAttributes(attrsAppearance);
if (appearance != null) {
for (int i = 0; i < appearance.getIndexCount(); i++) {
int idx = appearance.getIndex(i);
int color = appearance.getColor(idx, 0);
result[idx] = color;
}
appearance.recycle();
}
return result;
}
public static void killAnyZombies() {
GeckoProcessesVisitor visitor = new GeckoProcessesVisitor() {
public boolean callback(int pid) {
if (pid != android.os.Process.myPid())
android.os.Process.killProcess(pid);
return true;
}
};
EnumerateGeckoProcesses(visitor);
}
public static boolean checkForGeckoProcs() {
class GeckoPidCallback implements GeckoProcessesVisitor {
public boolean otherPidExist = false;
public boolean callback(int pid) {
if (pid != android.os.Process.myPid()) {
otherPidExist = true;
return false;
}
return true;
}
}
GeckoPidCallback visitor = new GeckoPidCallback();
EnumerateGeckoProcesses(visitor);
return visitor.otherPidExist;
}
interface GeckoProcessesVisitor{
boolean callback(int pid);
}
static int sPidColumn = -1;
static int sUserColumn = -1;
private static void EnumerateGeckoProcesses(GeckoProcessesVisitor visiter) {
try {
// run ps and parse its output
java.lang.Process ps = Runtime.getRuntime().exec("ps");
BufferedReader in = new BufferedReader(new InputStreamReader(ps.getInputStream()),
2048);
String headerOutput = in.readLine();
// figure out the column offsets. We only care about the pid and user fields
if (sPidColumn == -1 || sUserColumn == -1) {
StringTokenizer st = new StringTokenizer(headerOutput);
int tokenSoFar = 0;
while(st.hasMoreTokens()) {
String next = st.nextToken();
if (next.equalsIgnoreCase("PID"))
sPidColumn = tokenSoFar;
else if (next.equalsIgnoreCase("USER"))
sUserColumn = tokenSoFar;
tokenSoFar++;
}
}
// alright, the rest are process entries.
String psOutput = null;
while ((psOutput = in.readLine()) != null) {
String[] split = psOutput.split("\\s+");
if (split.length <= sPidColumn || split.length <= sUserColumn)
continue;
int uid = android.os.Process.getUidForName(split[sUserColumn]);
if (uid == android.os.Process.myUid() &&
!split[split.length - 1].equalsIgnoreCase("ps")) {
int pid = Integer.parseInt(split[sPidColumn]);
boolean keepGoing = visiter.callback(pid);
if (keepGoing == false)
break;
}
}
in.close();
}
catch (Exception e) {
Log.i(LOG_FILE_NAME, "finding procs throws ", e);
}
}
public static void waitForAnotherGeckoProc(){
int countdown = 40;
while (!checkForGeckoProcs() && --countdown > 0) {
try {
Thread.currentThread().sleep(100);
} catch (InterruptedException ie) {}
}
}
public static void scanMedia(String aFile, String aMimeType) {
Context context = GeckoApp.surfaceView.getContext();
GeckoMediaScannerClient client = new GeckoMediaScannerClient(context, aFile, aMimeType);
}
public static byte[] getIconForExtension(String aExt, int iconSize) {
try {
if (iconSize <= 0)
iconSize = 16;
if (aExt != null && aExt.length() > 1 && aExt.charAt(0) == '.')
aExt = aExt.substring(1);
PackageManager pm = GeckoApp.surfaceView.getContext().getPackageManager();
Drawable icon = getDrawableForExtension(pm, aExt);
if (icon == null) {
// Use a generic icon
icon = pm.getDefaultActivityIcon();
}
Bitmap bitmap = ((BitmapDrawable)icon).getBitmap();
if (bitmap.getWidth() != iconSize || bitmap.getHeight() != iconSize)
bitmap = Bitmap.createScaledBitmap(bitmap, iconSize, iconSize, true);
ByteBuffer buf = ByteBuffer.allocate(iconSize * iconSize * 4);
bitmap.copyPixelsToBuffer(buf);
return buf.array();
}
catch (Exception e) {
Log.i(LOG_FILE_NAME, "getIconForExtension error: ", e);
return null;
}
}
private static Drawable getDrawableForExtension(PackageManager pm, String aExt) {
Intent intent = new Intent(Intent.ACTION_VIEW);
MimeTypeMap mtm = MimeTypeMap.getSingleton();
String mimeType = mtm.getMimeTypeFromExtension(aExt);
if (mimeType != null && mimeType.length() > 0)
intent.setType(mimeType);
else
return null;
List<ResolveInfo> list = pm.queryIntentActivities(intent, 0);
if (list.size() == 0)
return null;
ResolveInfo resolveInfo = list.get(0);
if (resolveInfo == null)
return null;
ActivityInfo activityInfo = resolveInfo.activityInfo;
return activityInfo.loadIcon(pm);
}
public static boolean getShowPasswordSetting() {
try {
int showPassword =
Settings.System.getInt(GeckoApp.mAppContext.getContentResolver(),
Settings.System.TEXT_SHOW_PASSWORD, 1);
return (showPassword > 0);
}
catch (Exception e) {
return true;
}
}
public static void addPluginView(View view,
double x, double y,
double w, double h)
{
Log.i("GeckoAppShell", "addPluginView:" + view + " @ x:" + x + " y:" + y + " w:" + w + " h:" + h ) ;
GeckoApp.mAppContext.addPluginView(view, x, y, w, h);
}
public static void removePluginView(View view) {
Log.i("GeckoAppShell", "remove view:" + view);
GeckoApp.mAppContext.removePluginView(view);
}
public static Class<?> loadPluginClass(String className, String libName) {
Log.i("GeckoAppShell", "in loadPluginClass... attempting to access className, then libName.....");
Log.i("GeckoAppShell", "className: " + className);
Log.i("GeckoAppShell", "libName: " + libName);
try {
String[] split = libName.split("/");
String packageName = split[split.length - 3];
Log.i("GeckoAppShell", "load \"" + className + "\" from \"" + packageName +
"\" for \"" + libName + "\"");
Context pluginContext =
GeckoApp.mAppContext.createPackageContext(packageName,
Context.CONTEXT_INCLUDE_CODE |
Context.CONTEXT_IGNORE_SECURITY);
ClassLoader pluginCL = pluginContext.getClassLoader();
return pluginCL.loadClass(className);
} catch (java.lang.ClassNotFoundException cnfe) {
Log.i("GeckoAppShell", "class not found", cnfe);
} catch (android.content.pm.PackageManager.NameNotFoundException nnfe) {
Log.i("GeckoAppShell", "package not found", nnfe);
}
Log.e("GeckoAppShell", "couldn't find class");
return null;
}
public static SurfaceInfo getSurfaceInfo(SurfaceView sview)
{
Log.i("GeckoAppShell", "getSurfaceInfo " + sview);
if (sview == null)
return null;
int format = -1;
try {
Field privateFormatField = SurfaceView.class.getDeclaredField("mFormat");
privateFormatField.setAccessible(true);
format = privateFormatField.getInt(sview);
} catch (Exception e) {
Log.i("GeckoAppShell", "mFormat is not a field of sview: ", e);
}
int n = 0;
if (format == PixelFormat.RGB_565) {
n = 2;
} else if (format == PixelFormat.RGBA_8888) {
n = 4;
} else {
Log.i("GeckoAppShell", "Unknown pixel format: " + format);
return null;
}
SurfaceInfo info = new SurfaceInfo();
Rect r = sview.getHolder().getSurfaceFrame();
info.width = r.right;
info.height = r.bottom;
info.format = format;
return info;
}
public static Class getSurfaceInfoClass() {
Log.i("GeckoAppShell", "class name: " + SurfaceInfo.class.getName());
return SurfaceInfo.class;
}
static native void executeNextRunnable();
static class GeckoRunnableCallback implements Runnable {
public void run() {
Log.i("GeckoShell", "run GeckoRunnableCallback");
GeckoAppShell.executeNextRunnable();
}
}
public static void postToJavaThread(boolean mainThread) {
Log.i("GeckoShell", "post to " + (mainThread ? "main " : "") + "java thread");
getMainHandler().post(new GeckoRunnableCallback());
}
public static android.hardware.Camera sCamera = null;
static native void cameraCallbackBridge(byte[] data);
static int kPreferedFps = 25;
static byte[] sCameraBuffer = null;
static int[] initCamera(String aContentType, int aCamera, int aWidth, int aHeight) {
Log.i("GeckoAppJava", "initCamera(" + aContentType + ", " + aWidth + "x" + aHeight + ") on thread " + Thread.currentThread().getId());
// [0] = 0|1 (failure/success)
// [1] = width
// [2] = height
// [3] = fps
int[] result = new int[4];
result[0] = 0;
if (Build.VERSION.SDK_INT >= 9) {
if (android.hardware.Camera.getNumberOfCameras() == 0)
return result;
}
try {
// no front/back camera before API level 9
if (Build.VERSION.SDK_INT >= 9)
sCamera = android.hardware.Camera.open(aCamera);
else
sCamera = android.hardware.Camera.open();
android.hardware.Camera.Parameters params = sCamera.getParameters();
params.setPreviewFormat(ImageFormat.NV21);
// use the preview fps closest to 25 fps.
int fpsDelta = 1000;
try {
Iterator<Integer> it = params.getSupportedPreviewFrameRates().iterator();
while (it.hasNext()) {
int nFps = it.next();
if (Math.abs(nFps - kPreferedFps) < fpsDelta) {
fpsDelta = Math.abs(nFps - kPreferedFps);
params.setPreviewFrameRate(nFps);
}
}
} catch(Exception e) {
params.setPreviewFrameRate(kPreferedFps);
}
// set up the closest preview size available
Iterator<android.hardware.Camera.Size> sit = params.getSupportedPreviewSizes().iterator();
int sizeDelta = 10000000;
int bufferSize = 0;
while (sit.hasNext()) {
android.hardware.Camera.Size size = sit.next();
if (Math.abs(size.width * size.height - aWidth * aHeight) < sizeDelta) {
sizeDelta = Math.abs(size.width * size.height - aWidth * aHeight);
params.setPreviewSize(size.width, size.height);
bufferSize = size.width * size.height;
}
}
try {
sCamera.setPreviewDisplay(GeckoApp.cameraView.getHolder());
} catch(IOException e) {
Log.e("GeckoAppJava", "Error setPreviewDisplay:", e);
} catch(RuntimeException e) {
Log.e("GeckoAppJava", "Error setPreviewDisplay:", e);
}
sCamera.setParameters(params);
sCameraBuffer = new byte[(bufferSize * 12) / 8];
sCamera.addCallbackBuffer(sCameraBuffer);
sCamera.setPreviewCallbackWithBuffer(new android.hardware.Camera.PreviewCallback() {
public void onPreviewFrame(byte[] data, android.hardware.Camera camera) {
cameraCallbackBridge(data);
if (sCamera != null)
sCamera.addCallbackBuffer(sCameraBuffer);
}
});
sCamera.startPreview();
params = sCamera.getParameters();
Log.i("GeckoAppJava", "Camera: " + params.getPreviewSize().width + "x" + params.getPreviewSize().height +
" @ " + params.getPreviewFrameRate() + "fps. format is " + params.getPreviewFormat());
result[0] = 1;
result[1] = params.getPreviewSize().width;
result[2] = params.getPreviewSize().height;
result[3] = params.getPreviewFrameRate();
Log.i("GeckoAppJava", "Camera preview started");
} catch(RuntimeException e) {
Log.e("GeckoAppJava", "initCamera RuntimeException : ", e);
result[0] = result[1] = result[2] = result[3] = 0;
}
return result;
}
static synchronized void closeCamera() {
Log.i("GeckoAppJava", "closeCamera() on thread " + Thread.currentThread().getId());
if (sCamera != null) {
sCamera.stopPreview();
sCamera.release();
sCamera = null;
sCameraBuffer = null;
}
}
static SynchronousQueue<String> sPromptQueue = null;
public static void registerGeckoEventListener(String event, GeckoEventListener listener) {
if (mEventListeners == null)
mEventListeners = new HashMap<String, ArrayList<GeckoEventListener>>();
if (!mEventListeners.containsKey(event))
mEventListeners.put(event, new ArrayList<GeckoEventListener>());
ArrayList<GeckoEventListener> listeners = mEventListeners.get(event);
listeners.add(listener);
}
public static void unregisterGeckoEventListener(String event, GeckoEventListener listener) {
if (mEventListeners == null)
return;
if (!mEventListeners.containsKey(event))
return;
ArrayList<GeckoEventListener> listeners = mEventListeners.get(event);
listeners.remove(listener);
}
public static String handleGeckoMessage(String message) {
//
// {"gecko": {
// "type": "value",
// "event_specific": "value",
// ....
try {
JSONObject json = new JSONObject(message);
final JSONObject geckoObject = json.getJSONObject("gecko");
String type = geckoObject.getString("type");
if (type.equals("Prompt:Show")) {
if (sPromptQueue == null)
sPromptQueue = new SynchronousQueue<String>();
getHandler().post(new Runnable() {
public void run() {
getPromptService().processMessage(geckoObject);
}
});
String promptServiceResult = "";
try {
while (null == (promptServiceResult = sPromptQueue.poll(1, TimeUnit.MILLISECONDS))) {
processNextNativeEvent();
}
} catch (InterruptedException e) {
Log.i(LOG_FILE_NAME, "showing prompt ", e);
}
return promptServiceResult;
}
if (mEventListeners == null)
return "";
if (!mEventListeners.containsKey(type))
return "";
ArrayList<GeckoEventListener> listeners = mEventListeners.get(type);
Iterator items = listeners.iterator();
while (items.hasNext()) {
((GeckoEventListener) items.next()).handleMessage(type, geckoObject);
}
} catch (Exception e) {
Log.i("GeckoShell", "handleGeckoMessage throws " + e);
}
return "";
}
public static PromptService getPromptService() {
if (gPromptService == null) {
gPromptService = new PromptService();
}
return gPromptService;
}
static void checkUriVisited(String uri) { // invoked from native JNI code
GlobalHistory.getInstance().checkUriVisited(uri);
}
static void markUriVisited(final String uri) { // invoked from native JNI code
getHandler().post(new Runnable() {
public void run() {
GlobalHistory.getInstance().add(uri);
}
});
}
}
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