gecko/embedding/android/GeckoAppShell.java

1056 lines
40 KiB
Java

/* -*- 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>
*
* 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.util.*;
import android.net.Uri;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
public class GeckoAppShell
{
// static members only
private GeckoAppShell() { }
static private LinkedList<GeckoEvent> gPendingEvents =
new LinkedList<GeckoEvent>();
static private boolean gRestartScheduled = false;
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;
static public final long kFreeSpaceThreshold = 157286400L; // 150MB
static private final long kLibFreeSpaceBuffer = 20971520L; // 29MB
static private File sCacheFile = null;
static private int sFreeSpace = -1;
/* The Android-side API: API methods that Android calls */
// Initialization methods
public static native void nativeInit();
public static native void nativeRun(String args);
// 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);
// 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 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("GeckoAppShell", "Unable to get cache dir");
}
}
} catch (Exception e) {
Log.e("GeckoAppShell", "exception while stating cache dir: ", e);
}
return sFreeSpace;
}
static boolean moveFile(File inFile, File outFile)
{
Log.i("GeckoAppShell", "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("GeckoAppShell", "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("GeckoAppShell", "exception while moving file: ", e);
try {
outFile.delete();
} catch (SecurityException se) {
Log.w("GeckoAppShell", "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("GeckoAppShell", "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("GeckoAppShell", "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")) {
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);
}
GeckoAppShell.putenv("HOME=" + homeDir);
GeckoAppShell.putenv("GRE_HOME=" + GeckoApp.sGREDir.getPath());
Intent i = geckoApp.getIntent();
String env = i.getStringExtra("env0");
Log.i("GeckoApp", "env0: "+ env);
for (int c = 1; env != null; c++) {
GeckoAppShell.putenv(env);
env = i.getStringExtra("env" + c);
Log.i("GeckoApp", "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("GeckoApp", "No download directory has been found: " + e);
}
putLocaleEnv();
if (freeSpace + kLibFreeSpaceBuffer < kFreeSpaceThreshold) {
// remove any previously extracted libs since we're apparently low
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, freeSpace > kFreeSpaceThreshold);
}
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 + " -omnijar " + apkPath;
if (args != null)
combinedArgs += " " + args;
if (url != null)
combinedArgs += " " + 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;
if (GeckoApp.surfaceView.mIMEState !=
GeckoSurfaceView.IME_STATE_DISABLED)
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) {
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;
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;
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();
}
public static void enableAccelerometer(boolean enable) {
SensorManager sm = (SensorManager)
GeckoApp.surfaceView.getContext().getSystemService(Context.SENSOR_SERVICE);
if (enable) {
Sensor accelSensor = sm.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
if (accelSensor == null)
return;
sm.registerListener(GeckoApp.surfaceView, accelSensor, SensorManager.SENSOR_DELAY_GAME);
} else {
sm.unregisterListener(GeckoApp.surfaceView);
}
}
public static void enableLocation(boolean enable) {
LocationManager lm = (LocationManager)
GeckoApp.surfaceView.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;
Location loc = lm.getLastKnownLocation(provider);
if (loc != null)
sendEventToGecko(new GeckoEvent(loc, null));
lm.requestLocationUpdates(provider, 100, (float).5, GeckoApp.surfaceView, Looper.getMainLooper());
} else {
lm.removeUpdates(GeckoApp.surfaceView);
}
}
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 installWebApplication(String aURI, String aTitle, String aIconData) {
Log.w("GeckoAppJava", "installWebApplication for " + aURI + " [" + aTitle + "]");
// the intent to be launched by the shortcut
Intent shortcutIntent = new Intent("org.mozilla.fennec.WEBAPP");
shortcutIntent.setClassName(GeckoApp.mAppContext,
GeckoApp.mAppContext.getPackageName() + ".App");
shortcutIntent.putExtra("args", "--webapp=" + aURI);
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 {
intent.setData(Uri.parse(aUriSpec));
}
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>();
// 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() {
public void run() {
Context context = GeckoApp.surfaceView.getContext();
ClipboardManager cm = (ClipboardManager)
context.getSystemService(Context.CLIPBOARD_SERVICE);
try {
sClipboardQueue.put(cm.hasText() ? cm.getText().toString() : "");
} catch (InterruptedException ie) {}
}});
try {
String ret = sClipboardQueue.take();
return ret == "" ? null : ret;
} catch (InterruptedException ie) {}
return null;
}
static void setClipboardText(final String text) {
getHandler().post(new Runnable() {
public void run() {
Context context = GeckoApp.surfaceView.getContext();
ClipboardManager cm = (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
}
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);
// 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 hideProgressDialog() {
GeckoApp.surfaceView.mShowingSplashScreen = false;
}
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 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("GeckoAppShell", "finding procs throws ", e);
}
}
public static void waitForAnotherGeckoProc(){
int countdown = 40;
while (!checkForGeckoProcs() && --countdown > 0) {
try {
Thread.currentThread().sleep(100);
} catch (InterruptedException ie) {}
}
}
}