1 /*
2  * Copyright (C) 2006 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.phone.settings.fdn;
18 
19 import android.app.Activity;
20 import android.content.AsyncQueryHandler;
21 import android.content.ContentResolver;
22 import android.content.Intent;
23 import android.database.Cursor;
24 import android.net.Uri;
25 import android.os.Bundle;
26 import android.os.Handler;
27 import android.text.TextUtils;
28 import android.util.Log;
29 import android.view.Window;
30 import android.widget.Toast;
31 
32 import com.android.phone.PhoneGlobals;
33 import com.android.phone.R;
34 import com.android.phone.SubscriptionInfoHelper;
35 
36 import static android.view.Window.PROGRESS_VISIBILITY_OFF;
37 import static android.view.Window.PROGRESS_VISIBILITY_ON;
38 
39 /**
40  * Activity to let the user delete an FDN contact.
41  */
42 public class DeleteFdnContactScreen extends Activity {
43     private static final String LOG_TAG = PhoneGlobals.LOG_TAG;
44     private static final boolean DBG = false;
45 
46     private static final String INTENT_EXTRA_NAME = "name";
47     private static final String INTENT_EXTRA_NUMBER = "number";
48 
49     private static final int PIN2_REQUEST_CODE = 100;
50 
51     private SubscriptionInfoHelper mSubscriptionInfoHelper;
52 
53     private String mName;
54     private String mNumber;
55     private String mPin2;
56 
57     protected QueryHandler mQueryHandler;
58 
59     private Handler mHandler = new Handler();
60 
61     @Override
onCreate(Bundle icicle)62     protected void onCreate(Bundle icicle) {
63         super.onCreate(icicle);
64 
65         resolveIntent();
66 
67         authenticatePin2();
68 
69         getWindow().requestFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
70         setContentView(R.layout.delete_fdn_contact_screen);
71     }
72 
73     @Override
onActivityResult(int requestCode, int resultCode, Intent intent)74     protected void onActivityResult(int requestCode, int resultCode, Intent intent) {
75         if (DBG) log("onActivityResult");
76 
77         switch (requestCode) {
78             case PIN2_REQUEST_CODE:
79                 Bundle extras = (intent != null) ? intent.getExtras() : null;
80                 if (extras != null) {
81                     mPin2 = extras.getString("pin2");
82                     showStatus(getResources().getText(
83                             R.string.deleting_fdn_contact));
84                     deleteContact();
85                 } else {
86                     // if they cancelled, then we just cancel too.
87                     if (DBG) log("onActivityResult: CANCELLED");
88                     displayProgress(false);
89                     finish();
90                 }
91                 break;
92         }
93     }
94 
resolveIntent()95     private void resolveIntent() {
96         Intent intent = getIntent();
97 
98         mSubscriptionInfoHelper = new SubscriptionInfoHelper(this, intent);
99 
100         mName =  intent.getStringExtra(INTENT_EXTRA_NAME);
101         mNumber =  intent.getStringExtra(INTENT_EXTRA_NUMBER);
102 
103         if (TextUtils.isEmpty(mNumber)) {
104             finish();
105         }
106     }
107 
deleteContact()108     private void deleteContact() {
109         StringBuilder buf = new StringBuilder();
110         if (TextUtils.isEmpty(mName)) {
111             buf.append("number='");
112         } else {
113             buf.append("tag='");
114             buf.append(mName);
115             buf.append("' AND number='");
116         }
117         buf.append(mNumber);
118         buf.append("' AND pin2='");
119         buf.append(mPin2);
120         buf.append("'");
121 
122         Uri uri = FdnList.getContentUri(mSubscriptionInfoHelper);
123 
124         mQueryHandler = new QueryHandler(getContentResolver());
125         mQueryHandler.startDelete(0, null, uri, buf.toString(), null);
126         displayProgress(true);
127     }
128 
authenticatePin2()129     private void authenticatePin2() {
130         Intent intent = new Intent();
131         intent.setClass(this, GetPin2Screen.class);
132         intent.setData(FdnList.getContentUri(mSubscriptionInfoHelper));
133         startActivityForResult(intent, PIN2_REQUEST_CODE);
134     }
135 
displayProgress(boolean flag)136     private void displayProgress(boolean flag) {
137         getWindow().setFeatureInt(
138                 Window.FEATURE_INDETERMINATE_PROGRESS,
139                 flag ? PROGRESS_VISIBILITY_ON : PROGRESS_VISIBILITY_OFF);
140     }
141 
142     // Replace the status field with a toast to make things appear similar
143     // to the rest of the settings.  Removed the useless status field.
showStatus(CharSequence statusMsg)144     private void showStatus(CharSequence statusMsg) {
145         if (statusMsg != null) {
146             Toast.makeText(this, statusMsg, Toast.LENGTH_SHORT)
147             .show();
148         }
149     }
150 
handleResult(boolean success)151     private void handleResult(boolean success) {
152         if (success) {
153             if (DBG) log("handleResult: success!");
154             showStatus(getResources().getText(R.string.fdn_contact_deleted));
155         } else {
156             if (DBG) log("handleResult: failed!");
157             showStatus(getResources().getText(R.string.pin2_invalid));
158         }
159 
160         mHandler.postDelayed(new Runnable() {
161             @Override
162             public void run() {
163                 finish();
164             }
165         }, 2000);
166 
167     }
168 
169     private class QueryHandler extends AsyncQueryHandler {
QueryHandler(ContentResolver cr)170         public QueryHandler(ContentResolver cr) {
171             super(cr);
172         }
173 
174         @Override
onQueryComplete(int token, Object cookie, Cursor c)175         protected void onQueryComplete(int token, Object cookie, Cursor c) {
176         }
177 
178         @Override
onInsertComplete(int token, Object cookie, Uri uri)179         protected void onInsertComplete(int token, Object cookie, Uri uri) {
180         }
181 
182         @Override
onUpdateComplete(int token, Object cookie, int result)183         protected void onUpdateComplete(int token, Object cookie, int result) {
184         }
185 
186         @Override
onDeleteComplete(int token, Object cookie, int result)187         protected void onDeleteComplete(int token, Object cookie, int result) {
188             if (DBG) log("onDeleteComplete");
189             displayProgress(false);
190             handleResult(result > 0);
191         }
192 
193     }
194 
log(String msg)195     private void log(String msg) {
196         Log.d(LOG_TAG, "[DeleteFdnContact] " + msg);
197     }
198 }
199