Home | History | Annotate | Download | only in usb 
      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.content.pm.UserInfo;
     26 import android.hardware.usb.UsbManager;
     27 import android.os.Bundle;
     28 import android.os.SystemProperties;
     29 import android.os.UserHandle;
     30 import android.os.UserManager;
     31 
     32 import com.android.internal.app.AlertActivity;
     33 import com.android.internal.app.AlertController;
     34 import com.android.systemui.R;
     35 
     36 public class UsbDebuggingSecondaryUserActivity extends AlertActivity
     37         implements DialogInterface.OnClickListener {
     38     private UsbDisconnectedReceiver mDisconnectedReceiver;
     39 
     40     @Override
     41     public void onCreate(Bundle icicle) {
     42         super.onCreate(icicle);
     43 
     44         if (SystemProperties.getInt("service.adb.tcp.port", 0) == 0) {
     45             mDisconnectedReceiver = new UsbDisconnectedReceiver(this);
     46         }
     47 
     48         final AlertController.AlertParams ap = mAlertParams;
     49         ap.mTitle = getString(R.string.usb_debugging_secondary_user_title);
     50         UserInfo user = UserManager.get(this).getUserInfo(UserHandle.USER_OWNER);
     51         ap.mMessage = getString(R.string.usb_debugging_secondary_user_message, user.name);
     52         ap.mPositiveButtonText = getString(android.R.string.ok);
     53         ap.mPositiveButtonListener = this;
     54 
     55         setupAlert();
     56     }
     57 
     58     private class UsbDisconnectedReceiver extends BroadcastReceiver {
     59         private final Activity mActivity;
     60         public UsbDisconnectedReceiver(Activity activity) {
     61             mActivity = activity;
     62         }
     63 
     64         @Override
     65         public void onReceive(Context content, Intent intent) {
     66             String action = intent.getAction();
     67             if (UsbManager.ACTION_USB_STATE.equals(action)) {
     68                 boolean connected = intent.getBooleanExtra(UsbManager.USB_CONNECTED, false);
     69                 if (!connected) {
     70                     mActivity.finish();
     71                 }
     72             }
     73         }
     74     }
     75 
     76     @Override
     77     public void onStart() {
     78         super.onStart();
     79 
     80         IntentFilter filter = new IntentFilter(UsbManager.ACTION_USB_STATE);
     81         registerReceiver(mDisconnectedReceiver, filter);
     82     }
     83 
     84     @Override
     85     protected void onStop() {
     86         if (mDisconnectedReceiver != null) {
     87             unregisterReceiver(mDisconnectedReceiver);
     88         }
     89         super.onStop();
     90     }
     91 
     92     @Override
     93     public void onClick(DialogInterface dialog, int which) {
     94         finish();
     95     }
     96 }
     97