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.list; 18 19 import android.app.ActionBar; 20 import android.app.Activity; 21 import android.content.Context; 22 import android.content.Intent; 23 import android.os.Bundle; 24 import android.view.LayoutInflater; 25 import android.view.MenuItem; 26 import android.view.View; 27 import android.view.ViewGroup; 28 import android.widget.AdapterView; 29 import android.widget.BaseAdapter; 30 import android.widget.ListView; 31 32 import com.android.contacts.R; 33 import com.android.contacts.model.AccountTypeManager; 34 35 import java.util.ArrayList; 36 import java.util.List; 37 38 /** 39 * Shows a list of all available accounts, letting the user select under which account to view 40 * contacts. 41 */ 42 public class AccountFilterActivity extends Activity implements AdapterView.OnItemClickListener { 43 44 private static final int SUBACTIVITY_CUSTOMIZE_FILTER = 0; 45 46 public static final String EXTRA_CONTACT_LIST_FILTER = "contactListFilter"; 47 48 private ListView mListView; 49 50 // The default contact list type, it should be either FILTER_TYPE_ALL_ACCOUNTS or 51 // FILTER_TYPE_CUSTOM, since those are the only two options we give the user. 52 private int mCurrentFilterType; 53 54 private ContactListFilterView mCustomFilterView; // the "Customize" filter 55 56 private boolean mIsCustomFilterViewSelected; 57 58 @Override onCreate(Bundle icicle)59 protected void onCreate(Bundle icicle) { 60 super.onCreate(icicle); 61 setContentView(R.layout.contact_list_filter); 62 63 mListView = (ListView) findViewById(android.R.id.list); 64 mListView.setOnItemClickListener(this); 65 66 ActionBar actionBar = getActionBar(); 67 if (actionBar != null) { 68 actionBar.setDisplayHomeAsUpEnabled(true); 69 } 70 71 mCurrentFilterType = ContactListFilterController.getInstance(this).isCustomFilterPersisted() 72 ? ContactListFilter.FILTER_TYPE_CUSTOM 73 : ContactListFilter.FILTER_TYPE_ALL_ACCOUNTS; 74 75 // We don't need to use AccountFilterUtil.FilterLoader since we only want to show 76 // the "All contacts" and "Customize" options. 77 final List<ContactListFilter> filters = new ArrayList<>(); 78 filters.add(ContactListFilter.createFilterWithType( 79 ContactListFilter.FILTER_TYPE_ALL_ACCOUNTS)); 80 filters.add(ContactListFilter.createFilterWithType( 81 ContactListFilter.FILTER_TYPE_CUSTOM)); 82 mListView.setAdapter(new FilterListAdapter(this, filters, mCurrentFilterType)); 83 } 84 85 @Override onItemClick(AdapterView<?> parent, View view, int position, long id)86 public void onItemClick(AdapterView<?> parent, View view, int position, long id) { 87 final ContactListFilterView listFilterView = (ContactListFilterView) view; 88 final ContactListFilter filter = (ContactListFilter) view.getTag(); 89 if (filter == null) return; // Just in case 90 if (filter.filterType == ContactListFilter.FILTER_TYPE_CUSTOM) { 91 mCustomFilterView = listFilterView; 92 mIsCustomFilterViewSelected = listFilterView.isChecked(); 93 final Intent intent = new Intent(this, CustomContactListFilterActivity.class) 94 .putExtra(CustomContactListFilterActivity.EXTRA_CURRENT_LIST_FILTER_TYPE, 95 mCurrentFilterType); 96 listFilterView.setActivated(true); 97 // Switching activity has the highest priority. So when we open another activity, the 98 // announcement that indicates an account is checked will be interrupted. This is the 99 // way to overcome -- View.announceForAccessibility(CharSequence text); 100 listFilterView.announceForAccessibility(listFilterView.generateContentDescription()); 101 startActivityForResult(intent, SUBACTIVITY_CUSTOMIZE_FILTER); 102 } else { 103 listFilterView.setActivated(true); 104 listFilterView.announceForAccessibility(listFilterView.generateContentDescription()); 105 final Intent intent = new Intent(); 106 intent.putExtra(EXTRA_CONTACT_LIST_FILTER, filter); 107 setResult(Activity.RESULT_OK, intent); 108 finish(); 109 } 110 } 111 112 @Override onActivityResult(int requestCode, int resultCode, Intent data)113 protected void onActivityResult(int requestCode, int resultCode, Intent data) { 114 if (resultCode == Activity.RESULT_CANCELED && mCustomFilterView != null && 115 !mIsCustomFilterViewSelected) { 116 mCustomFilterView.setActivated(false); 117 return; 118 } 119 120 if (resultCode != Activity.RESULT_OK) { 121 return; 122 } 123 124 switch (requestCode) { 125 case SUBACTIVITY_CUSTOMIZE_FILTER: { 126 final Intent intent = new Intent(); 127 ContactListFilter filter = ContactListFilter.createFilterWithType( 128 ContactListFilter.FILTER_TYPE_CUSTOM); 129 intent.putExtra(EXTRA_CONTACT_LIST_FILTER, filter); 130 setResult(Activity.RESULT_OK, intent); 131 finish(); 132 break; 133 } 134 } 135 } 136 137 private static class FilterListAdapter extends BaseAdapter { 138 private final List<ContactListFilter> mFilters; 139 private final LayoutInflater mLayoutInflater; 140 private final AccountTypeManager mAccountTypes; 141 private final int mCurrentFilter; 142 FilterListAdapter( Context context, List<ContactListFilter> filters, int current)143 public FilterListAdapter( 144 Context context, List<ContactListFilter> filters, int current) { 145 mLayoutInflater = (LayoutInflater) context.getSystemService 146 (Context.LAYOUT_INFLATER_SERVICE); 147 mFilters = filters; 148 mCurrentFilter = current; 149 mAccountTypes = AccountTypeManager.getInstance(context); 150 } 151 152 @Override getCount()153 public int getCount() { 154 return mFilters.size(); 155 } 156 157 @Override getItemId(int position)158 public long getItemId(int position) { 159 return position; 160 } 161 162 @Override getItem(int position)163 public ContactListFilter getItem(int position) { 164 return mFilters.get(position); 165 } 166 getView(int position, View convertView, ViewGroup parent)167 public View getView(int position, View convertView, ViewGroup parent) { 168 final ContactListFilterView view; 169 if (convertView != null) { 170 view = (ContactListFilterView) convertView; 171 } else { 172 view = (ContactListFilterView) mLayoutInflater.inflate( 173 R.layout.contact_list_filter_item, parent, false); 174 } 175 view.setSingleAccount(mFilters.size() == 1); 176 final ContactListFilter filter = mFilters.get(position); 177 view.setContactListFilter(filter); 178 view.bindView(mAccountTypes); 179 view.setTag(filter); 180 view.setActivated(filter.filterType == mCurrentFilter); 181 return view; 182 } 183 } 184 185 @Override onOptionsItemSelected(MenuItem item)186 public boolean onOptionsItemSelected(MenuItem item) { 187 switch (item.getItemId()) { 188 case android.R.id.home: 189 // We have two logical "up" Activities: People and Phone. 190 // Instead of having one static "up" direction, behave like back as an 191 // exceptional case. 192 onBackPressed(); 193 return true; 194 default: 195 break; 196 } 197 return super.onOptionsItemSelected(item); 198 } 199 } 200