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