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109 lines
3.5 KiB
109 lines
3.5 KiB
/* |
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* Copyright 2010-2024 Eric Kok et al. |
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* |
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* Transdroid is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* Transdroid is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with Transdroid. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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package org.transdroid.core.gui.rss; |
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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.widget.ListView; |
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import android.widget.TextView; |
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import androidx.fragment.app.Fragment; |
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import org.androidannotations.annotations.AfterViews; |
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import org.androidannotations.annotations.Bean; |
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import org.androidannotations.annotations.EFragment; |
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import org.androidannotations.annotations.ItemClick; |
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import org.androidannotations.annotations.OptionsItem; |
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import org.androidannotations.annotations.OptionsMenu; |
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import org.androidannotations.annotations.ViewById; |
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import org.transdroid.R; |
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import org.transdroid.core.gui.settings.MainSettingsActivity_; |
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import java.util.List; |
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/** |
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* Fragment lists the RSS feeds the user wants to monitor and, if room, the list of items in a feed in a right pane. |
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* |
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* @author Eric Kok |
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*/ |
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@EFragment(R.layout.fragment_rssfeeds) |
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@OptionsMenu(R.menu.fragment_rssfeeds) |
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public class RssFeedsFragment extends Fragment { |
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// Views |
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@ViewById(R.id.rssfeeds_list) |
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protected ListView feedsList; |
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@Bean |
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protected RssfeedsAdapter rssfeedsAdapter; |
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@ViewById |
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protected TextView nosettingsText; |
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@AfterViews |
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protected void init() { |
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feedsList.setAdapter(rssfeedsAdapter); |
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} |
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public void update(List<RssfeedLoader> loaders) { |
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rssfeedsAdapter.update(loaders); |
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boolean hasSettings = !(loaders == null || loaders.size() == 0); |
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feedsList.setVisibility(hasSettings ? View.VISIBLE : View.GONE); |
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nosettingsText.setVisibility(hasSettings ? View.GONE : View.VISIBLE); |
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getActivity().invalidateOptionsMenu(); |
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} |
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@Override |
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public void onPrepareOptionsMenu(Menu menu) { |
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super.onPrepareOptionsMenu(menu); |
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boolean hasFeeds = rssfeedsAdapter != null && rssfeedsAdapter.getCount() > 0; |
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menu.findItem(R.id.action_refresh).setVisible(hasFeeds); |
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menu.findItem(R.id.action_settings).setShowAsAction(!hasFeeds ? MenuItem.SHOW_AS_ACTION_ALWAYS : MenuItem.SHOW_AS_ACTION_NEVER); |
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} |
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@OptionsItem(R.id.action_settings) |
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protected void openSettings() { |
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MainSettingsActivity_.intent(getActivity()).start(); |
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} |
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protected RssFeedsActivity getRssActivity() { |
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return (RssFeedsActivity) getActivity(); |
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} |
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@Override |
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public void onResume() { |
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super.onResume(); |
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this.refreshScreen(); |
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} |
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@OptionsItem(R.id.action_refresh) |
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protected void refreshScreen() { |
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getRssActivity().refreshFeeds(); |
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} |
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@ItemClick(R.id.rssfeeds_list) |
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protected void onFeedClicked(RssfeedLoader loader) { |
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getRssActivity().openRssfeed(loader, true); |
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} |
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/** |
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* Notifies the contained list of RSS feeds that the underlying data has been changed. |
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*/ |
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public void notifyDataSetChanged() { |
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rssfeedsAdapter.notifyDataSetChanged(); |
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} |
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}
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