Conversations/src/main/java/eu/siacs/conversations/ui/AbstractSearchableListItemA...

125 lines
3.4 KiB
Java

package eu.siacs.conversations.ui;
import android.content.Context;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.inputmethod.InputMethodManager;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.ListView;
import java.util.ArrayList;
import java.util.List;
import eu.siacs.conversations.R;
import eu.siacs.conversations.entities.ListItem;
import eu.siacs.conversations.ui.adapter.ListItemAdapter;
public abstract class AbstractSearchableListItemActivity extends XmppActivity {
private ListView mListView;
private final List<ListItem> listItems = new ArrayList<>();
private ArrayAdapter<ListItem> mListItemsAdapter;
private EditText mSearchEditText;
private final MenuItem.OnActionExpandListener mOnActionExpandListener = new MenuItem.OnActionExpandListener() {
@Override
public boolean onMenuItemActionExpand(final MenuItem item) {
mSearchEditText.post(new Runnable() {
@Override
public void run() {
mSearchEditText.requestFocus();
final InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
imm.showSoftInput(mSearchEditText,
InputMethodManager.SHOW_IMPLICIT);
}
});
return true;
}
@Override
public boolean onMenuItemActionCollapse(final MenuItem item) {
final InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(mSearchEditText.getWindowToken(),
InputMethodManager.HIDE_IMPLICIT_ONLY);
mSearchEditText.setText("");
filterContacts();
return true;
}
};
private final TextWatcher mSearchTextWatcher = new TextWatcher() {
@Override
public void afterTextChanged(final Editable editable) {
filterContacts(editable.toString());
}
@Override
public void beforeTextChanged(final CharSequence s, final int start, final int count,
final int after) {
}
@Override
public void onTextChanged(final CharSequence s, final int start, final int before,
final int count) {
}
};
public ListView getListView() {
return mListView;
}
public List<ListItem> getListItems() {
return listItems;
}
public EditText getSearchEditText() {
return mSearchEditText;
}
public ArrayAdapter<ListItem> getListItemAdapter() {
return mListItemsAdapter;
}
@Override
public void onCreate(final Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_choose_contact);
mListView = (ListView) findViewById(R.id.choose_contact_list);
mListView.setFastScrollEnabled(true);
mListItemsAdapter = new ListItemAdapter(this, listItems);
mListView.setAdapter(mListItemsAdapter);
}
@Override
public boolean onCreateOptionsMenu(final Menu menu) {
getMenuInflater().inflate(R.menu.choose_contact, menu);
final MenuItem menuSearchView = menu.findItem(R.id.action_search);
final View mSearchView = menuSearchView.getActionView();
mSearchEditText = (EditText) mSearchView
.findViewById(R.id.search_field);
mSearchEditText.addTextChangedListener(mSearchTextWatcher);
menuSearchView.setOnActionExpandListener(mOnActionExpandListener);
return true;
}
protected void filterContacts() {
filterContacts(null);
}
protected abstract void filterContacts(final String needle);
@Override
void onBackendConnected() {
filterContacts();
}
}