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      1 /*
      2  * Copyright (C) 2016 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.internal.app;
     18 
     19 import static android.content.Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS;
     20 import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK;
     21 
     22 import android.app.Activity;
     23 import android.app.AlertDialog;
     24 import android.app.admin.DevicePolicyManager;
     25 import android.content.ComponentName;
     26 import android.content.Context;
     27 import android.content.DialogInterface;
     28 import android.content.Intent;
     29 import android.content.IntentSender;
     30 import android.content.pm.ApplicationInfo;
     31 import android.content.pm.PackageManager;
     32 import android.content.pm.PackageManager.NameNotFoundException;
     33 import android.os.Bundle;
     34 import android.os.UserHandle;
     35 import android.os.UserManager;
     36 import android.text.TextUtils;
     37 import android.util.Log;
     38 import android.view.LayoutInflater;
     39 import android.view.View;
     40 import android.widget.TextView;
     41 
     42 import com.android.internal.R;
     43 
     44 /**
     45  * A dialog shown to the user when they try to launch an app from a quiet profile
     46  * ({@link UserManager#isQuietModeEnabled(UserHandle)}.
     47  */
     48 public class UnlaunchableAppActivity extends Activity
     49         implements DialogInterface.OnDismissListener, DialogInterface.OnClickListener {
     50     private static final String TAG = "UnlaunchableAppActivity";
     51 
     52     private static final int UNLAUNCHABLE_REASON_QUIET_MODE = 1;
     53     private static final String EXTRA_UNLAUNCHABLE_REASON = "unlaunchable_reason";
     54 
     55     private int mUserId;
     56     private int mReason;
     57     private IntentSender mTarget;
     58 
     59     @Override
     60     protected void onCreate(Bundle savedInstanceState) {
     61         super.onCreate(savedInstanceState);
     62         Intent intent = getIntent();
     63         mReason = intent.getIntExtra(EXTRA_UNLAUNCHABLE_REASON, -1);
     64         mUserId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, UserHandle.USER_NULL);
     65         mTarget = intent.getParcelableExtra(Intent.EXTRA_INTENT);
     66 
     67         if (mUserId == UserHandle.USER_NULL) {
     68             Log.wtf(TAG, "Invalid user id: " + mUserId + ". Stopping.");
     69             finish();
     70             return;
     71         }
     72 
     73         String dialogTitle;
     74         String dialogMessage = null;
     75         if (mReason == UNLAUNCHABLE_REASON_QUIET_MODE) {
     76             dialogTitle = getResources().getString(R.string.work_mode_off_title);
     77             dialogMessage = getResources().getString(R.string.work_mode_off_message);
     78         } else {
     79             Log.wtf(TAG, "Invalid unlaunchable type: " + mReason);
     80             finish();
     81             return;
     82         }
     83 
     84         View rootView = LayoutInflater.from(this).inflate(R.layout.unlaunchable_app_activity, null);
     85         TextView titleView = (TextView)rootView.findViewById(R.id.unlaunchable_app_title);
     86         TextView messageView = (TextView)rootView.findViewById(R.id.unlaunchable_app_message);
     87         titleView.setText(dialogTitle);
     88         messageView.setText(dialogMessage);
     89 
     90         AlertDialog.Builder builder = new AlertDialog.Builder(this)
     91                 .setView(rootView)
     92                 .setOnDismissListener(this);
     93         if (mReason == UNLAUNCHABLE_REASON_QUIET_MODE) {
     94             builder.setPositiveButton(R.string.work_mode_turn_on, this)
     95                     .setNegativeButton(R.string.cancel, null);
     96         } else {
     97             builder.setPositiveButton(R.string.ok, null);
     98         }
     99         builder.show();
    100     }
    101 
    102     @Override
    103     public void onDismiss(DialogInterface dialog) {
    104         finish();
    105     }
    106 
    107     @Override
    108     public void onClick(DialogInterface dialog, int which) {
    109         if (mReason == UNLAUNCHABLE_REASON_QUIET_MODE && which == DialogInterface.BUTTON_POSITIVE) {
    110             if (UserManager.get(this).trySetQuietModeDisabled(mUserId, mTarget)
    111                     && mTarget != null) {
    112                 try {
    113                     startIntentSenderForResult(mTarget, -1, null, 0, 0, 0);
    114                 } catch (IntentSender.SendIntentException e) {
    115                     /* ignore */
    116                 }
    117             }
    118         }
    119     }
    120 
    121     private static final Intent createBaseIntent() {
    122         Intent intent = new Intent();
    123         intent.setComponent(new ComponentName("android", UnlaunchableAppActivity.class.getName()));
    124         intent.setFlags(FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
    125         return intent;
    126     }
    127 
    128     public static Intent createInQuietModeDialogIntent(int userId) {
    129         Intent intent = createBaseIntent();
    130         intent.putExtra(EXTRA_UNLAUNCHABLE_REASON, UNLAUNCHABLE_REASON_QUIET_MODE);
    131         intent.putExtra(Intent.EXTRA_USER_HANDLE, userId);
    132         return intent;
    133     }
    134 
    135     public static Intent createInQuietModeDialogIntent(int userId, IntentSender target) {
    136         Intent intent = createInQuietModeDialogIntent(userId);
    137         intent.putExtra(Intent.EXTRA_INTENT, target);
    138         return intent;
    139     }
    140 }
    141