1 /* 2 * Copyright (C) 2011 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.contacts.common.list; 18 19 import android.app.ActionBar; 20 import android.app.Activity; 21 import android.app.LoaderManager.LoaderCallbacks; 22 import android.content.AsyncTaskLoader; 23 import android.content.Context; 24 import android.content.Intent; 25 import android.content.Loader; 26 import android.graphics.drawable.Drawable; 27 import android.os.Bundle; 28 import android.util.Log; 29 import android.view.LayoutInflater; 30 import android.view.MenuItem; 31 import android.view.View; 32 import android.view.ViewGroup; 33 import android.widget.AdapterView; 34 import android.widget.BaseAdapter; 35 import android.widget.ListView; 36 37 import com.android.contacts.common.R; 38 import com.android.contacts.common.model.AccountTypeManager; 39 import com.android.contacts.common.model.account.AccountType; 40 import com.android.contacts.common.model.account.AccountWithDataSet; 41 import com.google.common.collect.Lists; 42 43 import java.util.ArrayList; 44 import java.util.List; 45 46 /** 47 * Shows a list of all available accounts, letting the user select under which account to view 48 * contacts. 49 */ 50 public class AccountFilterActivity extends Activity implements AdapterView.OnItemClickListener { 51 52 private static final String TAG = AccountFilterActivity.class.getSimpleName(); 53 54 private static final int SUBACTIVITY_CUSTOMIZE_FILTER = 0; 55 56 public static final String KEY_EXTRA_CONTACT_LIST_FILTER = "contactListFilter"; 57 public static final String KEY_EXTRA_CURRENT_FILTER = "currentFilter"; 58 59 private static final int FILTER_LOADER_ID = 0; 60 61 private ListView mListView; 62 63 private ContactListFilter mCurrentFilter; 64 65 @Override onCreate(Bundle icicle)66 protected void onCreate(Bundle icicle) { 67 super.onCreate(icicle); 68 setContentView(R.layout.contact_list_filter); 69 70 mListView = (ListView) findViewById(android.R.id.list); 71 mListView.setOnItemClickListener(this); 72 73 ActionBar actionBar = getActionBar(); 74 if (actionBar != null) { 75 actionBar.setDisplayHomeAsUpEnabled(true); 76 } 77 78 mCurrentFilter = getIntent().getParcelableExtra(KEY_EXTRA_CURRENT_FILTER); 79 80 getLoaderManager().initLoader(FILTER_LOADER_ID, null, new MyLoaderCallbacks()); 81 } 82 83 private static class FilterLoader extends AsyncTaskLoader<List<ContactListFilter>> { 84 private Context mContext; 85 FilterLoader(Context context)86 public FilterLoader(Context context) { 87 super(context); 88 mContext = context; 89 } 90 91 @Override loadInBackground()92 public List<ContactListFilter> loadInBackground() { 93 return loadAccountFilters(mContext); 94 } 95 96 @Override onStartLoading()97 protected void onStartLoading() { 98 forceLoad(); 99 } 100 101 @Override onStopLoading()102 protected void onStopLoading() { 103 cancelLoad(); 104 } 105 106 @Override onReset()107 protected void onReset() { 108 onStopLoading(); 109 } 110 } 111 loadAccountFilters(Context context)112 private static List<ContactListFilter> loadAccountFilters(Context context) { 113 final ArrayList<ContactListFilter> result = Lists.newArrayList(); 114 final ArrayList<ContactListFilter> accountFilters = Lists.newArrayList(); 115 final AccountTypeManager accountTypes = AccountTypeManager.getInstance(context); 116 List<AccountWithDataSet> accounts = accountTypes.getAccounts(false); 117 for (AccountWithDataSet account : accounts) { 118 AccountType accountType = accountTypes.getAccountType(account.type, account.dataSet); 119 if (accountType.isExtension() && !account.hasData(context)) { 120 // Hide extensions with no raw_contacts. 121 continue; 122 } 123 Drawable icon = accountType != null ? accountType.getDisplayIcon(context) : null; 124 accountFilters.add(ContactListFilter.createAccountFilter( 125 account.type, account.name, account.dataSet, icon)); 126 } 127 128 // Always show "All", even when there's no accounts. (We may have local contacts) 129 result.add(ContactListFilter.createFilterWithType( 130 ContactListFilter.FILTER_TYPE_ALL_ACCOUNTS)); 131 132 final int count = accountFilters.size(); 133 if (count >= 1) { 134 // If we only have one account, don't show it as "account", instead show it as "all" 135 if (count > 1) { 136 result.addAll(accountFilters); 137 } 138 result.add(ContactListFilter.createFilterWithType( 139 ContactListFilter.FILTER_TYPE_CUSTOM)); 140 } 141 return result; 142 } 143 144 private class MyLoaderCallbacks implements LoaderCallbacks<List<ContactListFilter>> { 145 @Override onCreateLoader(int id, Bundle args)146 public Loader<List<ContactListFilter>> onCreateLoader(int id, Bundle args) { 147 return new FilterLoader(AccountFilterActivity.this); 148 } 149 150 @Override onLoadFinished( Loader<List<ContactListFilter>> loader, List<ContactListFilter> data)151 public void onLoadFinished( 152 Loader<List<ContactListFilter>> loader, List<ContactListFilter> data) { 153 if (data == null) { // Just in case... 154 Log.e(TAG, "Failed to load filters"); 155 return; 156 } 157 mListView.setAdapter( 158 new FilterListAdapter(AccountFilterActivity.this, data, mCurrentFilter)); 159 } 160 161 @Override onLoaderReset(Loader<List<ContactListFilter>> loader)162 public void onLoaderReset(Loader<List<ContactListFilter>> loader) { 163 } 164 } 165 166 @Override onItemClick(AdapterView<?> parent, View view, int position, long id)167 public void onItemClick(AdapterView<?> parent, View view, int position, long id) { 168 final ContactListFilter filter = (ContactListFilter) view.getTag(); 169 if (filter == null) return; // Just in case 170 if (filter.filterType == ContactListFilter.FILTER_TYPE_CUSTOM) { 171 final Intent intent = new Intent(this, 172 CustomContactListFilterActivity.class); 173 startActivityForResult(intent, SUBACTIVITY_CUSTOMIZE_FILTER); 174 } else { 175 final Intent intent = new Intent(); 176 intent.putExtra(KEY_EXTRA_CONTACT_LIST_FILTER, filter); 177 setResult(Activity.RESULT_OK, intent); 178 finish(); 179 } 180 } 181 182 @Override onActivityResult(int requestCode, int resultCode, Intent data)183 protected void onActivityResult(int requestCode, int resultCode, Intent data) { 184 if (resultCode != Activity.RESULT_OK) { 185 return; 186 } 187 188 switch (requestCode) { 189 case SUBACTIVITY_CUSTOMIZE_FILTER: { 190 final Intent intent = new Intent(); 191 ContactListFilter filter = ContactListFilter.createFilterWithType( 192 ContactListFilter.FILTER_TYPE_CUSTOM); 193 intent.putExtra(KEY_EXTRA_CONTACT_LIST_FILTER, filter); 194 setResult(Activity.RESULT_OK, intent); 195 finish(); 196 break; 197 } 198 } 199 } 200 201 private static class FilterListAdapter extends BaseAdapter { 202 private final List<ContactListFilter> mFilters; 203 private final LayoutInflater mLayoutInflater; 204 private final AccountTypeManager mAccountTypes; 205 private final ContactListFilter mCurrentFilter; 206 FilterListAdapter( Context context, List<ContactListFilter> filters, ContactListFilter current)207 public FilterListAdapter( 208 Context context, List<ContactListFilter> filters, ContactListFilter current) { 209 mLayoutInflater = (LayoutInflater) context.getSystemService 210 (Context.LAYOUT_INFLATER_SERVICE); 211 mFilters = filters; 212 mCurrentFilter = current; 213 mAccountTypes = AccountTypeManager.getInstance(context); 214 } 215 216 @Override getCount()217 public int getCount() { 218 return mFilters.size(); 219 } 220 221 @Override getItemId(int position)222 public long getItemId(int position) { 223 return position; 224 } 225 226 @Override getItem(int position)227 public ContactListFilter getItem(int position) { 228 return mFilters.get(position); 229 } 230 getView(int position, View convertView, ViewGroup parent)231 public View getView(int position, View convertView, ViewGroup parent) { 232 final ContactListFilterView view; 233 if (convertView != null) { 234 view = (ContactListFilterView) convertView; 235 } else { 236 view = (ContactListFilterView) mLayoutInflater.inflate( 237 R.layout.contact_list_filter_item, parent, false); 238 } 239 view.setSingleAccount(mFilters.size() == 1); 240 final ContactListFilter filter = mFilters.get(position); 241 view.setContactListFilter(filter); 242 view.bindView(mAccountTypes); 243 view.setTag(filter); 244 view.setActivated(filter.equals(mCurrentFilter)); 245 return view; 246 } 247 } 248 249 @Override onOptionsItemSelected(MenuItem item)250 public boolean onOptionsItemSelected(MenuItem item) { 251 switch (item.getItemId()) { 252 case android.R.id.home: 253 // We have two logical "up" Activities: People and Phone. 254 // Instead of having one static "up" direction, behave like back as an 255 // exceptional case. 256 onBackPressed(); 257 return true; 258 default: 259 break; 260 } 261 return super.onOptionsItemSelected(item); 262 } 263 } 264