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      1 /*
      2  * Copyright (C) 2014 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.email.activity.setup;
     18 
     19 import android.app.AlertDialog;
     20 import android.app.Dialog;
     21 import android.app.DialogFragment;
     22 import android.content.Context;
     23 import android.content.DialogInterface;
     24 import android.os.Bundle;
     25 
     26 import com.android.email.R;
     27 
     28 /**
     29  * The "security required" error dialog.  This is presented whenever an exchange account
     30  * reports that it will require security policy control, and provide the user with the
     31  * opportunity to accept or deny this.
     32  *
     33  * If the user clicks OK, calls onSecurityRequiredDialogResultOk(true) which reports back
     34  * to the target as if the settings check was "ok".  If the user clicks "cancel", calls
     35  * onSecurityRequiredDialogResultOk(false) which simply closes the checker (this is the
     36  * same as any other failed check.)
     37  */
     38 
     39 public class SecurityRequiredDialogFragment extends DialogFragment {
     40     public final static String TAG = "SecurityRequiredDialog";
     41 
     42     // Bundle keys for arguments
     43     private final static String ARGS_HOST_NAME = "SecurityRequiredDialog.HostName";
     44 
     45     public interface Callback {
     46 
     47         /**
     48          * Callback for the result of this dialog fragment
     49          * @param ok True for OK pressed, false for cancel
     50          */
     51         void onSecurityRequiredDialogResult(boolean ok);
     52     }
     53 
     54     // Public no-args constructor needed for fragment re-instantiation
     55     public SecurityRequiredDialogFragment() {}
     56 
     57     public static SecurityRequiredDialogFragment newInstance(String hostName) {
     58         final SecurityRequiredDialogFragment fragment = new SecurityRequiredDialogFragment();
     59         final Bundle arguments = new Bundle(1);
     60         arguments.putString(ARGS_HOST_NAME, hostName);
     61         fragment.setArguments(arguments);
     62         return fragment;
     63     }
     64 
     65     @Override
     66     public Dialog onCreateDialog(Bundle savedInstanceState) {
     67         final Context context = getActivity();
     68         final Bundle arguments = getArguments();
     69         final String hostName = arguments.getString(ARGS_HOST_NAME);
     70 
     71         setCancelable(true);
     72 
     73         return new AlertDialog.Builder(context)
     74                 .setIconAttribute(android.R.attr.alertDialogIcon)
     75                 .setTitle(context.getString(R.string.account_setup_security_required_title))
     76                 .setMessage(context.getString(
     77                         R.string.account_setup_security_policies_required_fmt, hostName))
     78                 .setPositiveButton(
     79                         context.getString(android.R.string.ok),
     80                         new DialogInterface.OnClickListener() {
     81                             @Override
     82                             public void onClick(DialogInterface dialog, int which) {
     83                                 dismiss();
     84                                 final Callback callback = (Callback) getActivity();
     85                                 callback.onSecurityRequiredDialogResult(true);
     86                             }
     87                         })
     88                 .setNegativeButton(
     89                         context.getString(android.R.string.cancel),
     90                         new DialogInterface.OnClickListener() {
     91                             @Override
     92                             public void onClick(DialogInterface dialog, int which) {
     93                                 dialog.cancel();
     94                             }
     95                         })
     96                 .create();
     97     }
     98 
     99     @Override
    100     public void onCancel(DialogInterface dialog) {
    101         super.onCancel(dialog);
    102         final Callback callback = (Callback) getActivity();
    103         if (callback != null) {
    104             callback.onSecurityRequiredDialogResult(false);
    105         }
    106     }
    107 }
    108