2017-04-26 19:32:04 +00:00
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package org.schabi.newpipe.fragments;
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import android.os.Bundle;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.ViewGroup;
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2019-10-08 04:36:29 +00:00
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.appcompat.app.ActionBar;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.fragment.app.Fragment;
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import androidx.fragment.app.FragmentManager;
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import androidx.fragment.app.FragmentPagerAdapter;
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import androidx.viewpager.widget.ViewPager;
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import com.google.android.material.tabs.TabLayout;
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2017-09-03 06:04:18 +00:00
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import org.schabi.newpipe.BaseFragment;
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2017-04-26 19:32:04 +00:00
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import org.schabi.newpipe.R;
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2018-09-05 02:54:17 +00:00
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import org.schabi.newpipe.extractor.exceptions.ExtractionException;
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2017-09-25 11:05:54 +00:00
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import org.schabi.newpipe.report.ErrorActivity;
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import org.schabi.newpipe.report.UserAction;
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2018-09-05 02:54:17 +00:00
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import org.schabi.newpipe.settings.tabs.Tab;
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import org.schabi.newpipe.settings.tabs.TabsManager;
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2017-04-26 19:32:04 +00:00
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import org.schabi.newpipe.util.NavigationHelper;
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2018-01-30 07:01:57 +00:00
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import org.schabi.newpipe.util.ServiceHelper;
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2017-04-26 19:32:04 +00:00
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2018-06-10 19:57:35 +00:00
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import java.util.ArrayList;
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import java.util.List;
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2017-09-03 06:04:18 +00:00
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public class MainFragment extends BaseFragment implements TabLayout.OnTabSelectedListener {
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2018-01-30 07:01:57 +00:00
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private ViewPager viewPager;
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2018-09-05 02:54:17 +00:00
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private SelectedTabsPagerAdapter pagerAdapter;
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private TabLayout tabLayout;
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private List<Tab> tabsList = new ArrayList<>();
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private TabsManager tabsManager;
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private boolean hasTabsChanged = false;
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2018-06-10 19:57:35 +00:00
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2017-04-26 19:32:04 +00:00
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/*//////////////////////////////////////////////////////////////////////////
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// Fragment's LifeCycle
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//////////////////////////////////////////////////////////////////////////*/
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setHasOptionsMenu(true);
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2018-09-05 02:54:17 +00:00
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2019-03-10 21:38:30 +00:00
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destroyOldFragments();
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2018-09-05 02:54:17 +00:00
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tabsManager = TabsManager.getManager(activity);
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tabsManager.setSavedTabsListener(() -> {
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if (DEBUG) {
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Log.d(TAG, "TabsManager.SavedTabsChangeListener: onTabsChanged called, isResumed = " + isResumed());
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}
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if (isResumed()) {
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updateTabs();
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} else {
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hasTabsChanged = true;
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2018-07-11 22:41:59 +00:00
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}
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2018-09-05 02:54:17 +00:00
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});
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2017-04-26 19:32:04 +00:00
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}
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2019-03-10 21:38:30 +00:00
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private void destroyOldFragments() {
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for (Fragment fragment : getChildFragmentManager().getFragments()) {
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if (fragment != null) {
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getChildFragmentManager()
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.beginTransaction()
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.remove(fragment)
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.commitNowAllowingStateLoss();
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}
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}
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}
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2017-04-26 19:32:04 +00:00
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@Override
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2017-12-10 10:07:08 +00:00
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public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
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2017-09-03 06:04:18 +00:00
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return inflater.inflate(R.layout.fragment_main, container, false);
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}
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@Override
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protected void initViews(View rootView, Bundle savedInstanceState) {
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super.initViews(rootView, savedInstanceState);
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2017-08-07 13:02:30 +00:00
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2018-06-10 19:57:35 +00:00
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tabLayout = rootView.findViewById(R.id.main_tab_layout);
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2017-09-03 06:04:18 +00:00
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viewPager = rootView.findViewById(R.id.pager);
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2017-08-07 13:02:30 +00:00
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/* Nested fragment, use child fragment here to maintain backstack in view pager. */
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2018-09-05 02:54:17 +00:00
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pagerAdapter = new SelectedTabsPagerAdapter(getChildFragmentManager());
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viewPager.setAdapter(pagerAdapter);
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2017-08-07 13:02:30 +00:00
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tabLayout.setupWithViewPager(viewPager);
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2018-09-05 02:54:17 +00:00
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tabLayout.addOnTabSelectedListener(this);
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updateTabs();
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2018-06-11 09:01:18 +00:00
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}
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2018-09-05 02:54:17 +00:00
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@Override
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public void onResume() {
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super.onResume();
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2018-06-10 23:55:14 +00:00
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2018-09-05 02:54:17 +00:00
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if (hasTabsChanged) {
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hasTabsChanged = false;
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updateTabs();
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2018-06-10 23:55:14 +00:00
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}
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2018-06-10 19:57:35 +00:00
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}
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2018-09-05 02:54:17 +00:00
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@Override
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public void onDestroy() {
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super.onDestroy();
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tabsManager.unsetSavedTabsListener();
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2019-10-08 04:36:29 +00:00
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if (viewPager != null) viewPager.setAdapter(null);
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2017-04-26 19:32:04 +00:00
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}
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/*//////////////////////////////////////////////////////////////////////////
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// Menu
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//////////////////////////////////////////////////////////////////////////*/
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2017-06-05 19:33:01 +00:00
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2017-04-26 19:32:04 +00:00
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@Override
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public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
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super.onCreateOptionsMenu(menu, inflater);
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if (DEBUG) Log.d(TAG, "onCreateOptionsMenu() called with: menu = [" + menu + "], inflater = [" + inflater + "]");
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inflater.inflate(R.menu.main_fragment_menu, menu);
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ActionBar supportActionBar = activity.getSupportActionBar();
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if (supportActionBar != null) {
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supportActionBar.setDisplayHomeAsUpEnabled(false);
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}
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case R.id.action_search:
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2018-07-08 15:46:21 +00:00
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try {
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NavigationHelper.openSearchFragment(
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getFragmentManager(),
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ServiceHelper.getSelectedServiceId(activity),
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2018-07-10 14:26:42 +00:00
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"");
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2018-07-08 15:46:21 +00:00
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} catch (Exception e) {
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ErrorActivity.reportUiError((AppCompatActivity) getActivity(), e);
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}
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2017-04-26 19:32:04 +00:00
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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2017-08-07 13:02:30 +00:00
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2017-09-03 06:04:18 +00:00
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/*//////////////////////////////////////////////////////////////////////////
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// Tabs
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//////////////////////////////////////////////////////////////////////////*/
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2018-09-05 02:54:17 +00:00
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public void updateTabs() {
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tabsList.clear();
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tabsList.addAll(tabsManager.getTabs());
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pagerAdapter.notifyDataSetChanged();
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viewPager.setOffscreenPageLimit(pagerAdapter.getCount());
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2019-10-20 00:31:14 +00:00
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updateTabsIconAndDescription();
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2018-09-05 02:54:17 +00:00
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updateCurrentTitle();
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}
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2019-10-20 00:31:14 +00:00
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private void updateTabsIconAndDescription() {
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2018-09-05 02:54:17 +00:00
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for (int i = 0; i < tabsList.size(); i++) {
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final TabLayout.Tab tabToSet = tabLayout.getTabAt(i);
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if (tabToSet != null) {
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2019-10-20 00:31:14 +00:00
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final Tab tab = tabsList.get(i);
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tabToSet.setIcon(tab.getTabIconRes(requireContext()));
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tabToSet.setContentDescription(tab.getTabName(requireContext()));
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2019-09-22 11:26:53 +00:00
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}
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}
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}
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2018-09-05 02:54:17 +00:00
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private void updateCurrentTitle() {
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setTitle(tabsList.get(viewPager.getCurrentItem()).getTabName(requireContext()));
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}
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2017-08-07 13:02:30 +00:00
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@Override
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2018-09-05 02:54:17 +00:00
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public void onTabSelected(TabLayout.Tab selectedTab) {
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if (DEBUG) Log.d(TAG, "onTabSelected() called with: selectedTab = [" + selectedTab + "]");
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updateCurrentTitle();
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2017-08-07 13:02:30 +00:00
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}
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@Override
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2017-09-03 06:04:18 +00:00
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public void onTabUnselected(TabLayout.Tab tab) {
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}
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2017-08-07 13:02:30 +00:00
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@Override
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2017-09-03 06:04:18 +00:00
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public void onTabReselected(TabLayout.Tab tab) {
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2018-09-05 02:54:17 +00:00
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if (DEBUG) Log.d(TAG, "onTabReselected() called with: tab = [" + tab + "]");
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updateCurrentTitle();
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2017-09-03 06:04:18 +00:00
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}
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2017-08-07 13:02:30 +00:00
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2018-09-05 02:54:17 +00:00
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private class SelectedTabsPagerAdapter extends FragmentPagerAdapter {
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2019-03-10 21:38:30 +00:00
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2018-09-05 02:54:17 +00:00
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private SelectedTabsPagerAdapter(FragmentManager fragmentManager) {
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super(fragmentManager);
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2017-08-07 13:02:30 +00:00
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}
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@Override
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public Fragment getItem(int position) {
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2018-09-05 02:54:17 +00:00
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final Tab tab = tabsList.get(position);
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Throwable throwable = null;
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Fragment fragment = null;
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try {
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2019-10-20 00:31:14 +00:00
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fragment = tab.getFragment(requireContext());
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2018-09-05 02:54:17 +00:00
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} catch (ExtractionException e) {
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throwable = e;
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}
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if (throwable != null) {
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ErrorActivity.reportError(activity, throwable, activity.getClass(), null,
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ErrorActivity.ErrorInfo.make(UserAction.UI_ERROR, "none", "", R.string.app_ui_crash));
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return new BlankFragment();
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}
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2018-06-10 19:57:35 +00:00
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2018-09-05 02:54:17 +00:00
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if (fragment instanceof BaseFragment) {
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((BaseFragment) fragment).useAsFrontPage(true);
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2018-06-10 19:57:35 +00:00
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}
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2017-08-07 13:02:30 +00:00
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2018-09-05 02:54:17 +00:00
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return fragment;
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}
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2017-08-07 13:02:30 +00:00
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@Override
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2018-06-10 19:57:35 +00:00
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public int getItemPosition(Object object) {
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// Causes adapter to reload all Fragments when
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// notifyDataSetChanged is called
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return POSITION_NONE;
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2017-08-07 13:02:30 +00:00
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}
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@Override
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public int getCount() {
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2018-09-05 02:54:17 +00:00
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return tabsList.size();
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2017-08-07 13:02:30 +00:00
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}
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2018-06-10 23:55:14 +00:00
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@Override
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public void destroyItem(ViewGroup container, int position, Object object) {
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2018-09-05 02:54:17 +00:00
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getChildFragmentManager()
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2018-06-19 20:40:43 +00:00
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.beginTransaction()
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2018-09-05 02:54:17 +00:00
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.remove((Fragment) object)
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2018-06-19 20:40:43 +00:00
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.commitNowAllowingStateLoss();
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2018-06-10 23:55:14 +00:00
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}
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2017-08-07 13:02:30 +00:00
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}
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2017-04-26 19:32:04 +00:00
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}
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