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73 lines
3.0 KiB
73 lines
3.0 KiB
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.mtp;
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import android.app.ActivityManager;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.hardware.usb.UsbManager;
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import android.os.Bundle;
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import android.os.UserHandle;
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import android.util.Log;
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public class MtpReceiver extends BroadcastReceiver {
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private static final String TAG = MtpReceiver.class.getSimpleName();
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private static final boolean DEBUG = false;
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@Override
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public void onReceive(Context context, Intent intent) {
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final String action = intent.getAction();
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if (Intent.ACTION_BOOT_COMPLETED.equals(action)) {
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final Intent usbState = context.registerReceiver(
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null, new IntentFilter(UsbManager.ACTION_USB_STATE));
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if (usbState != null) {
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handleUsbState(context, usbState);
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}
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} else if (UsbManager.ACTION_USB_STATE.equals(action)) {
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handleUsbState(context, intent);
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}
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}
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private void handleUsbState(Context context, Intent intent) {
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Bundle extras = intent.getExtras();
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boolean configured = extras.getBoolean(UsbManager.USB_CONFIGURED);
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boolean connected = extras.getBoolean(UsbManager.USB_CONNECTED);
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boolean mtpEnabled = extras.getBoolean(UsbManager.USB_FUNCTION_MTP);
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boolean ptpEnabled = extras.getBoolean(UsbManager.USB_FUNCTION_PTP);
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boolean unlocked = extras.getBoolean(UsbManager.USB_DATA_UNLOCKED);
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boolean isCurrentUser = UserHandle.myUserId() == ActivityManager.getCurrentUser();
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if (configured && (mtpEnabled || ptpEnabled)) {
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if (!isCurrentUser)
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return;
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intent = new Intent(context, MtpService.class);
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intent.putExtra(UsbManager.USB_DATA_UNLOCKED, unlocked);
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if (ptpEnabled) {
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intent.putExtra(UsbManager.USB_FUNCTION_PTP, true);
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}
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if (DEBUG) { Log.d(TAG, "handleUsbState startService"); }
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context.startService(intent);
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} else if (!connected || !(mtpEnabled || ptpEnabled)) {
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// Only unbind if disconnected or disabled.
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boolean status = context.stopService(new Intent(context, MtpService.class));
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if (DEBUG) { Log.d(TAG, "handleUsbState stopService status=" + status); }
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}
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}
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}
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