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 package com.android.emergency.edit;
17 
18 import android.app.Activity;
19 import android.app.Fragment;
20 import android.content.Intent;
21 import android.net.Uri;
22 import android.os.Bundle;
23 import android.preference.Preference;
24 import android.preference.PreferenceFragment;
25 import android.provider.ContactsContract;
26 
27 import com.android.emergency.PreferenceKeys;
28 import com.android.emergency.R;
29 import com.android.emergency.preferences.EmergencyContactsPreference;
30 
31 /**
32  * Fragment that displays emergency contacts. These contacts can be added or removed.
33  */
34 public class EditEmergencyContactsFragment extends PreferenceFragment {
35 
36     /** Result code for contact picker */
37     private static final int CONTACT_PICKER_RESULT = 1001;
38 
39     /** The category that holds the emergency contacts. */
40     private EmergencyContactsPreference mEmergencyContactsPreferenceCategory;
41 
42     @Override
onCreate(Bundle savedInstanceState)43     public void onCreate(Bundle savedInstanceState) {
44         super.onCreate(savedInstanceState);
45         addPreferencesFromResource(R.xml.edit_emergency_contacts);
46         mEmergencyContactsPreferenceCategory = (EmergencyContactsPreference)
47                 findPreference(PreferenceKeys.KEY_EMERGENCY_CONTACTS);
48 
49         Preference addEmergencyContact = findPreference(PreferenceKeys.KEY_ADD_CONTACT);
50         addEmergencyContact.setOnPreferenceClickListener(new Preference
51                 .OnPreferenceClickListener() {
52             @Override
53             public boolean onPreferenceClick(Preference preference) {
54                 // By using ContactsContract.CommonDataKinds.Phone.CONTENT_URI, the user is
55                 // presented with a list of contacts, with one entry per phone number.
56                 // The selected contact is guaranteed to have a name and phone number.
57                 Intent contactPickerIntent = new Intent(Intent.ACTION_PICK,
58                         ContactsContract.CommonDataKinds.Phone.CONTENT_URI);
59                 startActivityForResult(contactPickerIntent,
60                         CONTACT_PICKER_RESULT);
61                 return true;
62             }
63         });
64 
65     }
66 
67     @Override
onResume()68     public void onResume() {
69         super.onResume();
70         reloadFromPreference();
71     }
72 
73     /** Reloads the contacts by reading the value from the shared preferences. */
reloadFromPreference()74     public void reloadFromPreference() {
75         if (mEmergencyContactsPreferenceCategory != null) {
76             mEmergencyContactsPreferenceCategory.reloadFromPreference();
77         }
78     }
79 
80     @Override
onActivityResult(int requestCode, int resultCode, Intent data)81     public void onActivityResult(int requestCode, int resultCode, Intent data) {
82         if (requestCode == CONTACT_PICKER_RESULT && resultCode == Activity.RESULT_OK) {
83             Uri uri = data.getData();
84             mEmergencyContactsPreferenceCategory.addNewEmergencyContact(uri);
85         }
86     }
87 
newInstance()88     public static Fragment newInstance() {
89         return new EditEmergencyContactsFragment();
90     }
91 }
92