136 lines
4.1 KiB
Java
136 lines
4.1 KiB
Java
package eu.siacs.conversations.ui;
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import android.content.Context;
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import androidx.databinding.DataBindingUtil;
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import android.os.Bundle;
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import androidx.appcompat.widget.Toolbar;
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import android.text.Editable;
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import android.text.TextWatcher;
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import android.view.KeyEvent;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.inputmethod.InputMethodManager;
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import android.widget.ArrayAdapter;
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import android.widget.EditText;
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import android.widget.ListView;
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import android.widget.TextView;
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import java.util.ArrayList;
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import java.util.List;
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import eu.siacs.conversations.R;
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import eu.siacs.conversations.databinding.ActivityChooseContactBinding;
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import eu.siacs.conversations.entities.ListItem;
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import eu.siacs.conversations.ui.adapter.ListItemAdapter;
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public abstract class AbstractSearchableListItemActivity extends XmppActivity implements TextView.OnEditorActionListener {
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protected ActivityChooseContactBinding binding;
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private final List<ListItem> listItems = new ArrayList<>();
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private ArrayAdapter<ListItem> mListItemsAdapter;
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private EditText mSearchEditText;
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private final MenuItem.OnActionExpandListener mOnActionExpandListener = new MenuItem.OnActionExpandListener() {
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@Override
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public boolean onMenuItemActionExpand(final MenuItem item) {
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mSearchEditText.post(() -> {
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mSearchEditText.requestFocus();
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final InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
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imm.showSoftInput(mSearchEditText, InputMethodManager.SHOW_IMPLICIT);
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});
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return true;
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}
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@Override
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public boolean onMenuItemActionCollapse(final MenuItem item) {
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final InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
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imm.hideSoftInputFromWindow(mSearchEditText.getWindowToken(), InputMethodManager.HIDE_IMPLICIT_ONLY);
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mSearchEditText.setText("");
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filterContacts();
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return true;
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}
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};
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private final TextWatcher mSearchTextWatcher = new TextWatcher() {
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@Override
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public void afterTextChanged(final Editable editable) {
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filterContacts(editable.toString());
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}
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@Override
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public void beforeTextChanged(final CharSequence s, final int start, final int count,
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final int after) {
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}
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@Override
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public void onTextChanged(final CharSequence s, final int start, final int before,
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final int count) {
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}
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};
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public ListView getListView() {
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return binding.chooseContactList;
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}
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public List<ListItem> getListItems() {
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return listItems;
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}
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public EditText getSearchEditText() {
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return mSearchEditText;
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}
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public ArrayAdapter<ListItem> getListItemAdapter() {
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return mListItemsAdapter;
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}
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@Override
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public void onCreate(final Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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this.binding = DataBindingUtil.setContentView(this,R.layout.activity_choose_contact);
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setSupportActionBar((Toolbar) binding.toolbar);
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configureActionBar(getSupportActionBar());
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this.binding.chooseContactList.setFastScrollEnabled(true);
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mListItemsAdapter = new ListItemAdapter(this, listItems);
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this.binding.chooseContactList.setAdapter(mListItemsAdapter);
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}
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@Override
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public boolean onCreateOptionsMenu(final Menu menu) {
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getMenuInflater().inflate(R.menu.choose_contact, menu);
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final MenuItem menuSearchView = menu.findItem(R.id.action_search);
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final View mSearchView = menuSearchView.getActionView();
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mSearchEditText = mSearchView.findViewById(R.id.search_field);
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mSearchEditText.addTextChangedListener(mSearchTextWatcher);
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mSearchEditText.setHint(R.string.search_contacts);
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mSearchEditText.setOnEditorActionListener(this);
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menuSearchView.setOnActionExpandListener(mOnActionExpandListener);
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return true;
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}
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protected void filterContacts() {
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final String needle = mSearchEditText != null ? mSearchEditText.getText().toString() : null;
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if (needle != null && !needle.isEmpty()) {
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filterContacts(needle);
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} else {
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filterContacts(null);
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}
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}
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protected abstract void filterContacts(final String needle);
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@Override
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void onBackendConnected() {
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filterContacts();
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}
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@Override
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public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
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return false;
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}
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}
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