1 /* 2 * Copyright (C) 2015 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 17 package com.android.systemui.usb; 18 19 import android.app.Activity; 20 import android.content.BroadcastReceiver; 21 import android.content.Context; 22 import android.content.DialogInterface; 23 import android.content.Intent; 24 import android.content.IntentFilter; 25 import android.debug.IAdbManager; 26 import android.hardware.usb.UsbManager; 27 import android.os.Bundle; 28 import android.os.IBinder; 29 import android.os.RemoteException; 30 import android.os.ServiceManager; 31 import android.os.SystemProperties; 32 import android.util.Log; 33 import android.view.WindowManager; 34 35 import com.android.internal.app.AlertActivity; 36 import com.android.internal.app.AlertController; 37 import com.android.systemui.broadcast.BroadcastDispatcher; 38 import com.android.systemui.res.R; 39 40 import javax.inject.Inject; 41 42 public class UsbDebuggingSecondaryUserActivity extends AlertActivity 43 implements DialogInterface.OnClickListener { 44 private static final String TAG = "UsbDebuggingSecondaryUserActivity"; 45 private UsbDisconnectedReceiver mDisconnectedReceiver; 46 private final BroadcastDispatcher mBroadcastDispatcher; 47 48 @Inject UsbDebuggingSecondaryUserActivity(BroadcastDispatcher broadcastDispatcher)49 public UsbDebuggingSecondaryUserActivity(BroadcastDispatcher broadcastDispatcher) { 50 mBroadcastDispatcher = broadcastDispatcher; 51 } 52 53 @Override onCreate(Bundle icicle)54 public void onCreate(Bundle icicle) { 55 getWindow().addSystemFlags( 56 WindowManager.LayoutParams.SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS); 57 super.onCreate(icicle); 58 59 if (SystemProperties.getInt("service.adb.tcp.port", 0) == 0) { 60 mDisconnectedReceiver = new UsbDisconnectedReceiver(this); 61 } 62 63 final AlertController.AlertParams ap = mAlertParams; 64 ap.mTitle = getString(R.string.usb_debugging_secondary_user_title); 65 ap.mMessage = getString(R.string.usb_debugging_secondary_user_message); 66 ap.mPositiveButtonText = getString(android.R.string.ok); 67 ap.mPositiveButtonListener = this; 68 69 setupAlert(); 70 } 71 72 private class UsbDisconnectedReceiver extends BroadcastReceiver { 73 private final Activity mActivity; UsbDisconnectedReceiver(Activity activity)74 UsbDisconnectedReceiver(Activity activity) { 75 mActivity = activity; 76 } 77 78 @Override onReceive(Context content, Intent intent)79 public void onReceive(Context content, Intent intent) { 80 String action = intent.getAction(); 81 if (UsbManager.ACTION_USB_STATE.equals(action)) { 82 boolean connected = intent.getBooleanExtra(UsbManager.USB_CONNECTED, false); 83 if (!connected) { 84 mActivity.finish(); 85 } 86 } 87 } 88 } 89 90 @Override onStart()91 public void onStart() { 92 super.onStart(); 93 if (mDisconnectedReceiver != null) { 94 IntentFilter filter = new IntentFilter(UsbManager.ACTION_USB_STATE); 95 mBroadcastDispatcher.registerReceiver(mDisconnectedReceiver, filter); 96 } 97 } 98 99 @Override onStop()100 protected void onStop() { 101 if (mDisconnectedReceiver != null) { 102 mBroadcastDispatcher.unregisterReceiver(mDisconnectedReceiver); 103 } 104 try { 105 IBinder b = ServiceManager.getService(ADB_SERVICE); 106 IAdbManager service = IAdbManager.Stub.asInterface(b); 107 service.denyDebugging(); 108 } catch (RemoteException e) { 109 Log.e(TAG, "Unable to notify Usb service", e); 110 } 111 super.onStop(); 112 } 113 114 @Override onClick(DialogInterface dialog, int which)115 public void onClick(DialogInterface dialog, int which) { 116 finish(); 117 } 118 } 119