/* * Copyright (C) 2010 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.android.camerabrowser; import android.app.Activity; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.hardware.usb.UsbDevice; import android.hardware.usb.UsbManager; import android.util.Log; public class DeviceDisconnectedReceiver extends BroadcastReceiver { private static final String TAG = "DeviceDisconnectedReceiver"; private final Activity mActivity; private final String mDeviceName; public DeviceDisconnectedReceiver(Activity activity, String deviceName) { mActivity = activity; mDeviceName = deviceName; IntentFilter filter = new IntentFilter(UsbManager.ACTION_USB_DEVICE_DETACHED); activity.registerReceiver(this, filter); } @Override public void onReceive(Context context, Intent intent) { UsbDevice device = (UsbDevice)intent.getParcelableExtra(UsbManager.EXTRA_DEVICE); String deviceName = device.getDeviceName(); Log.d(TAG, "ACTION_USB_DEVICE_DETACHED " + deviceName); // close our activity if the device it is displaying is disconnected if (deviceName.equals(mDeviceName)) { mActivity.finish(); } } }