1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.providers.media;
18
19import android.content.Context;
20import android.content.ContentValues;
21import android.content.Intent;
22import android.content.BroadcastReceiver;
23import android.hardware.usb.UsbManager;
24import android.net.Uri;
25import android.os.Bundle;
26import android.util.Log;
27
28
29public class UsbReceiver extends BroadcastReceiver
30{
31    private final static String TAG = "UsbReceiver";
32
33    @Override
34    public void onReceive(Context context, Intent intent) {
35        Bundle extras = intent.getExtras();
36        boolean connected = extras.getBoolean(UsbManager.USB_CONFIGURED);
37        boolean mtpEnabled = extras.getBoolean(UsbManager.USB_FUNCTION_MTP);
38        boolean ptpEnabled = extras.getBoolean(UsbManager.USB_FUNCTION_PTP);
39        // Start MTP service if USB is connected and either the MTP or PTP function is enabled
40        if (connected && (mtpEnabled || ptpEnabled)) {
41            intent = new Intent(context, MtpService.class);
42            if (ptpEnabled) {
43                intent.putExtra(UsbManager.USB_FUNCTION_PTP, true);
44            }
45            context.startService(intent);
46            // tell MediaProvider MTP is connected so it can bind to the service
47            context.getContentResolver().insert(Uri.parse(
48                    "content://media/none/mtp_connected"), null);
49        } else {
50            context.stopService(new Intent(context, MtpService.class));
51            // tell MediaProvider MTP is disconnected so it can unbind from the service
52            context.getContentResolver().delete(Uri.parse(
53                    "content://media/none/mtp_connected"), null, null);
54        }
55    }
56}
57
58
59