persist search across device rotations

This commit is contained in:
Daniel Gultsch 2018-05-01 10:33:21 +02:00
parent 2505ac8b77
commit 303cc89b61
4 changed files with 52 additions and 6 deletions

View File

@ -63,6 +63,7 @@ import eu.siacs.conversations.ui.util.Color;
import eu.siacs.conversations.ui.util.DateSeparator;
import eu.siacs.conversations.ui.util.Drawable;
import eu.siacs.conversations.ui.util.ListViewUtils;
import eu.siacs.conversations.ui.util.PendingItem;
import eu.siacs.conversations.ui.util.ShareUtil;
import eu.siacs.conversations.utils.FtsUtils;
import eu.siacs.conversations.utils.MessageUtils;
@ -72,15 +73,23 @@ import static eu.siacs.conversations.ui.util.SoftKeyboardUtils.showKeyboard;
public class SearchActivity extends XmppActivity implements TextWatcher, OnSearchResultsAvailable, MessageAdapter.OnContactPictureClicked {
private static final String EXTRA_SEARCH_TERM = "search-term";
private ActivitySearchBinding binding;
private MessageAdapter messageListAdapter;
private final List<Message> messages = new ArrayList<>();
private WeakReference<Message> selectedMessageReference = new WeakReference<>(null);
private final ChangeWatcher<List<String>> currentSearch = new ChangeWatcher<>();
private final PendingItem<String> pendingSearchTerm = new PendingItem<>();
private final PendingItem<List<String>> pendingSearch = new PendingItem<>();
@Override
public void onCreate(final Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
public void onCreate(final Bundle bundle) {
final String searchTerm = bundle == null ? null : bundle.getString(EXTRA_SEARCH_TERM);
if (searchTerm != null) {
pendingSearchTerm.push(searchTerm);
}
super.onCreate(bundle);
this.binding = DataBindingUtil.setContentView(this, R.layout.activity_search);
setSupportActionBar((Toolbar) this.binding.toolbar);
configureActionBar(getSupportActionBar());
@ -93,8 +102,20 @@ public class SearchActivity extends XmppActivity implements TextWatcher, OnSearc
@Override
public boolean onCreateOptionsMenu(final Menu menu) {
getMenuInflater().inflate(R.menu.activity_search, menu);
MenuItem searchActionMenuItem = menu.findItem(R.id.action_search);
EditText searchField = searchActionMenuItem.getActionView().findViewById(R.id.search_field);
final MenuItem searchActionMenuItem = menu.findItem(R.id.action_search);
final EditText searchField = searchActionMenuItem.getActionView().findViewById(R.id.search_field);
final String term = pendingSearchTerm.pop();
if (term != null) {
searchField.append(term);
List<String> searchTerm = FtsUtils.parse(term);
if (xmppConnectionService != null) {
if (currentSearch.watch(searchTerm)) {
xmppConnectionService.search(searchTerm, this);
}
} else {
pendingSearch.push(searchTerm);
}
}
searchField.addTextChangedListener(this);
searchField.setHint(R.string.search_messages);
searchField.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_FLAG_AUTO_COMPLETE);
@ -153,6 +174,15 @@ public class SearchActivity extends XmppActivity implements TextWatcher, OnSearc
return super.onContextItemSelected(item);
}
@Override
public void onSaveInstanceState(Bundle bundle) {
List<String> term = currentSearch.get();
if (term != null && term.size() > 0) {
bundle.putString(EXTRA_SEARCH_TERM,FtsUtils.toUserEnteredString(term));
}
super.onSaveInstanceState(bundle);
}
private void quote(Message message) {
switchToConversationAndQuote(wrap(message.getConversation()), MessageUtils.prepareQuote(message));
}
@ -176,7 +206,10 @@ public class SearchActivity extends XmppActivity implements TextWatcher, OnSearc
@Override
void onBackendConnected() {
final List<String> searchTerm = pendingSearch.pop();
if (searchTerm != null && currentSearch.watch(searchTerm)) {
xmppConnectionService.search(searchTerm, this);
}
}
private void changeBackground(boolean hasSearch, boolean hasResults) {

View File

@ -44,4 +44,7 @@ public class ChangeWatcher<T> {
}
}
public T get() {
return object;
}
}

View File

@ -109,4 +109,14 @@ public class FtsUtils {
}
}
public static String toUserEnteredString(List<String> term) {
final StringBuilder builder = new StringBuilder();
for(String part : term) {
if (builder.length() != 0) {
builder.append(' ');
}
builder.append(part);
}
return builder.toString();
}
}

View File

@ -12,7 +12,7 @@
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:focusable="true"
android:imeOptions="actionSearch"
android:imeOptions="flagNoExtractUi|actionSearch"
android:inputType="textEmailAddress|textNoSuggestions"/>
</RelativeLayout>