Examples with Messenger android.os.Messenger used on opensource projects

Example 31 with Messenger

use of android.os.Messenger in project android_frameworks_base by ResurrectionRemix.

the class NetworkStatsManager method registerUsageCallback.

/**
     * Registers to receive notifications about data usage on specified networks.
     *
     * <p>The callbacks will continue to be called as long as the process is live or
     * {@link #unregisterUsageCallback} is called.
     *
     * @param networkType Type of network to monitor. Either
                  {@link ConnectivityManager#TYPE_MOBILE} or {@link ConnectivityManager#TYPE_WIFI}.
     * @param subscriberId If applicable, the subscriber id of the network interface.
     * @param thresholdBytes Threshold in bytes to be notified on.
     * @param callback The {@link UsageCallback} that the system will call when data usage
     *            has exceeded the specified threshold.
     * @param handler to dispatch callback events through, otherwise if {@code null} it uses
     *            the calling thread.
     */
public void registerUsageCallback(int networkType, String subscriberId, long thresholdBytes, UsageCallback callback, @Nullable Handler handler) {
    checkNotNull(callback, "UsageCallback cannot be null");
    final Looper looper;
    if (handler == null) {
        looper = Looper.myLooper();
    } else {
        looper = handler.getLooper();
    }
    if (DBG) {
        Log.d(TAG, "registerUsageCallback called with: {" + " networkType=" + networkType + " subscriberId=" + subscriberId + " thresholdBytes=" + thresholdBytes + " }");
    }
    NetworkTemplate template = createTemplate(networkType, subscriberId);
    DataUsageRequest request = new DataUsageRequest(DataUsageRequest.REQUEST_ID_UNSET, template, thresholdBytes);
    try {
        CallbackHandler callbackHandler = new CallbackHandler(looper, networkType, subscriberId, callback);
        callback.request = mService.registerUsageCallback(mContext.getOpPackageName(), request, new Messenger(callbackHandler), new Binder());
        if (DBG)
            Log.d(TAG, "registerUsageCallback returned " + callback.request);
        if (callback.request == null) {
            Log.e(TAG, "Request from callback is null; should not happen");
        }
    } catch (RemoteException e) {
        if (DBG)
            Log.d(TAG, "Remote exception when registering callback");
        throw e.rethrowFromSystemServer();
    }
}

Example 32 with Messenger

use of android.os.Messenger in project cornerstone by Onskreen.

the class PhoneWindowManager method takeScreenshot.

// Assume this is called from the Handler thread.
private void takeScreenshot() {
    synchronized (mScreenshotLock) {
        if (mScreenshotConnection != null) {
            return;
        }
        ComponentName cn = new ComponentName("com.android.systemui", "com.android.systemui.screenshot.TakeScreenshotService");
        Intent intent = new Intent();
        intent.setComponent(cn);
        ServiceConnection conn = new ServiceConnection() {

            @Override
            public void onServiceConnected(ComponentName name, IBinder service) {
                synchronized (mScreenshotLock) {
                    if (mScreenshotConnection != this) {
                        return;
                    }
                    Messenger messenger = new Messenger(service);
                    Message msg = Message.obtain(null, 1);
                    final ServiceConnection myConn = this;
                    Handler h = new Handler(mHandler.getLooper()) {

                        @Override
                        public void handleMessage(Message msg) {
                            synchronized (mScreenshotLock) {
                                if (mScreenshotConnection == myConn) {
                                    mContext.unbindService(mScreenshotConnection);
                                    mScreenshotConnection = null;
                                    mHandler.removeCallbacks(mScreenshotTimeout);
                                }
                            }
                        }
                    };
                    msg.replyTo = new Messenger(h);
                    msg.arg1 = msg.arg2 = 0;
                    if (mStatusBar != null && mStatusBar.isVisibleLw())
                        msg.arg1 = 1;
                    if (mNavigationBar != null && mNavigationBar.isVisibleLw())
                        msg.arg2 = 1;
                    try {
                        messenger.send(msg);
                    } catch (RemoteException e) {
                    }
                }
            }

            @Override
            public void onServiceDisconnected(ComponentName name) {
            }
        };
        if (mContext.bindService(intent, conn, Context.BIND_AUTO_CREATE)) {
            mScreenshotConnection = conn;
            mHandler.postDelayed(mScreenshotTimeout, 10000);
        }
    }
}

Example 33 with Messenger

use of android.os.Messenger in project android_frameworks_base by DirtyUnicorns.

the class WifiManager method getChannel.

private synchronized AsyncChannel getChannel() {
    if (mAsyncChannel == null) {
        Messenger messenger = getWifiServiceMessenger();
        if (messenger == null) {
            throw new IllegalStateException("getWifiServiceMessenger() returned null!  This is invalid.");
        }
        mAsyncChannel = new AsyncChannel();
        mConnected = new CountDownLatch(1);
        Handler handler = new ServiceHandler(mLooper);
        mAsyncChannel.connect(mContext, handler, messenger);
        try {
            mConnected.await();
        } catch (InterruptedException e) {
            Log.e(TAG, "interrupted wait at init");
        }
    }
    return mAsyncChannel;
}

Example 34 with Messenger

use of android.os.Messenger in project android_frameworks_base by DirtyUnicorns.

the class GlobalActions method takeScreenshot.

private void takeScreenshot(final int screenshotType) {
    synchronized (mScreenshotLock) {
        if (mScreenshotConnection != null) {
            return;
        }
        ComponentName cn = new ComponentName("com.android.systemui", "com.android.systemui.screenshot.TakeScreenshotService");
        Intent intent = new Intent();
        intent.setComponent(cn);
        ServiceConnection conn = new ServiceConnection() {

            @Override
            public void onServiceConnected(ComponentName name, IBinder service) {
                synchronized (mScreenshotLock) {
                    if (mScreenshotConnection != this) {
                        return;
                    }
                    Messenger messenger = new Messenger(service);
                    Message msg = Message.obtain(null, screenshotType);
                    final ServiceConnection myConn = this;
                    Handler h = new Handler(mHandler.getLooper()) {

                        @Override
                        public void handleMessage(Message msg) {
                            synchronized (mScreenshotLock) {
                                if (mScreenshotConnection == myConn) {
                                    mContext.unbindService(mScreenshotConnection);
                                    mScreenshotConnection = null;
                                    mHandler.removeCallbacks(mScreenshotTimeout);
                                }
                            }
                        }
                    };
                    msg.replyTo = new Messenger(h);
                    msg.arg1 = msg.arg2 = 0;
                    // Needs delay or else we'll be taking a screenshot of the dialog each time
                    try {
                        Thread.sleep(mScreenshotDelay);
                    } catch (InterruptedException ie) {
                    // Do nothing
                    }
                    // Take the screenshot
                    try {
                        messenger.send(msg);
                    } catch (RemoteException e) {
                    // Do nothing here
                    }
                }
            }

            @Override
            public void onServiceDisconnected(ComponentName name) {
            }
        };
        if (mContext.bindServiceAsUser(intent, conn, Context.BIND_AUTO_CREATE, UserHandle.CURRENT)) {
            mScreenshotConnection = conn;
            mHandler.postDelayed(mScreenshotTimeout, 10000);
        }
    }
}

Example 35 with Messenger

use of android.os.Messenger in project android_frameworks_base by DirtyUnicorns.

the class GlobalActions method takeScreenrecord.

private void takeScreenrecord() {
    synchronized (mScreenrecordLock) {
        if (mScreenrecordConnection != null) {
            return;
        }
        ComponentName cn = new ComponentName("com.android.systemui", "com.android.systemui.du.screenrecord.TakeScreenrecordService");
        Intent intent = new Intent();
        intent.setComponent(cn);
        ServiceConnection conn = new ServiceConnection() {

            @Override
            public void onServiceConnected(ComponentName name, IBinder service) {
                synchronized (mScreenrecordLock) {
                    Messenger messenger = new Messenger(service);
                    Message msg = Message.obtain(null, 1);
                    final ServiceConnection myConn = this;
                    Handler h = new Handler(mHandler.getLooper()) {

                        @Override
                        public void handleMessage(Message msg) {
                            synchronized (mScreenrecordLock) {
                                if (mScreenrecordConnection == myConn) {
                                    mContext.unbindService(mScreenrecordConnection);
                                    mScreenrecordConnection = null;
                                    mHandler.removeCallbacks(mScreenrecordTimeout);
                                }
                            }
                        }
                    };
                    msg.replyTo = new Messenger(h);
                    msg.arg1 = msg.arg2 = 0;
                    try {
                        messenger.send(msg);
                    } catch (RemoteException e) {
                    }
                }
            }

            @Override
            public void onServiceDisconnected(ComponentName name) {
            }
        };
        if (mContext.bindServiceAsUser(intent, conn, Context.BIND_AUTO_CREATE, UserHandle.CURRENT)) {
            mScreenrecordConnection = conn;
            mHandler.postDelayed(mScreenrecordTimeout, 31 * 60 * 1000);
        }
    }
}