299 lines
7.8 KiB
Java
299 lines
7.8 KiB
Java
package org.fox.ttrss.offline;
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import org.fox.ttrss.R;
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import com.viewpagerindicator.UnderlinePageIndicator;
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import android.app.Activity;
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import android.content.SharedPreferences;
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import android.database.Cursor;
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import android.os.Bundle;
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import android.preference.PreferenceManager;
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import android.provider.BaseColumns;
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import android.support.v4.app.Fragment;
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import android.support.v4.app.FragmentManager;
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import android.support.v4.app.FragmentStatePagerAdapter;
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import android.support.v4.view.ViewPager;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.WindowManager;
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public class OfflineArticlePager extends Fragment {
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private final String TAG = this.getClass().getSimpleName();
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private PagerAdapter m_adapter;
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private OfflineActivity m_activity;
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private OfflineHeadlinesEventListener m_listener;
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private boolean m_isCat;
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private int m_feedId;
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private int m_articleId;
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private String m_searchQuery = "";
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private Cursor m_cursor;
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private SharedPreferences m_prefs;
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public int getFeedId() {
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return m_feedId;
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}
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public boolean getFeedIsCat() {
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return m_isCat;
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}
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public Cursor createCursor() {
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String feedClause = null;
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if (m_isCat) {
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feedClause = "feed_id IN (SELECT "+BaseColumns._ID+" FROM feeds WHERE cat_id = ?)";
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} else {
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feedClause = "feed_id = ?";
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}
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String viewMode = m_activity.getViewMode();
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if ("adaptive".equals(viewMode)) {
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// TODO: implement adaptive
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} else if ("marked".equals(viewMode)) {
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feedClause += "AND (marked = 1)";
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} else if ("published".equals(viewMode)) {
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feedClause += "AND (published = 1)";
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} else if ("unread".equals(viewMode)) {
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feedClause += "AND (unread = 1)";
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} else { // all_articles
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//
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}
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String orderBy = (m_prefs.getBoolean("offline_oldest_first", false)) ? "updated" : "updated DESC";
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if (m_searchQuery == null || m_searchQuery.equals("")) {
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return m_activity.getReadableDb().query("articles LEFT JOIN feeds ON (feed_id = feeds."+BaseColumns._ID+")",
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new String[] { "articles."+BaseColumns._ID, "feeds.title AS feed_title" }, feedClause,
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new String[] { String.valueOf(m_feedId) }, null, null, orderBy);
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} else {
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return m_activity.getReadableDb().query("articles LEFT JOIN feeds ON (feed_id = feeds."+BaseColumns._ID+")",
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new String[] { "articles."+BaseColumns._ID },
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feedClause + " AND (articles.title LIKE '%' || ? || '%' OR content LIKE '%' || ? || '%')",
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new String[] { String.valueOf(m_feedId), m_searchQuery, m_searchQuery }, null, null, orderBy);
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}
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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if (m_cursor != null && !m_cursor.isClosed()) m_cursor.close();
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}
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private class PagerAdapter extends FragmentStatePagerAdapter {
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public PagerAdapter(FragmentManager fm) {
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super(fm);
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}
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@Override
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public Fragment getItem(int position) {
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Log.d(TAG, "getItem: " + position);
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if (m_cursor.moveToPosition(position)) {
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if (m_prefs.getBoolean("dim_status_bar", false) && getView() != null && !m_activity.isCompatMode()) {
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getView().setSystemUiVisibility(View.STATUS_BAR_HIDDEN);
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}
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OfflineArticleFragment oaf = new OfflineArticleFragment();
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oaf.initialize(m_cursor.getInt(m_cursor.getColumnIndex(BaseColumns._ID)));
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return oaf;
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}
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return null;
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}
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@Override
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public int getCount() {
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return m_cursor.getCount();
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}
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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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if (!m_activity.isCompatMode() && m_prefs.getBoolean("dim_status_bar", false)) {
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getView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
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}
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if (m_prefs.getBoolean("full_screen_mode", false)) {
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m_activity.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
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WindowManager.LayoutParams.FLAG_FULLSCREEN);
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/* if (!m_activity.isCompatMode()) {
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m_activity.getSupportActionBar().hide();
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} */
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}
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}
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public void initialize(int articleId, int feedId, boolean isCat) {
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m_feedId = feedId;
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m_isCat = isCat;
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m_articleId = articleId;
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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View view = inflater.inflate(R.layout.article_pager, container, false);
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if (savedInstanceState != null) {
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m_articleId = savedInstanceState.getInt("articleId", 0);
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m_feedId = savedInstanceState.getInt("feedId", 0);
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m_isCat = savedInstanceState.getBoolean("isCat", false);
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}
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Log.d(TAG, "feed=" + m_feedId + "; iscat=" + m_isCat);
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m_cursor = createCursor();
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m_adapter = new PagerAdapter(getActivity().getSupportFragmentManager());
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int position = 0;
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Log.d(TAG, "maId=" + m_articleId);
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if (m_articleId != 0) {
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if (m_cursor.moveToFirst()) {
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while (!m_cursor.isAfterLast()) {
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if (m_cursor.getInt(m_cursor.getColumnIndex(BaseColumns._ID)) == m_articleId) {
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position = m_cursor.getPosition();
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break;
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}
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m_cursor.moveToNext();
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}
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Log.d(TAG, "(1)maId=" + m_articleId);
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m_listener.onArticleSelected(m_articleId, false);
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}
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} else {
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if (m_cursor.moveToFirst()) {
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m_articleId = m_cursor.getInt(m_cursor.getColumnIndex(BaseColumns._ID));
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m_listener.onArticleSelected(m_articleId, false);
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Log.d(TAG, "(2)maId=" + m_articleId);
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}
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}
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ViewPager pager = (ViewPager) view.findViewById(R.id.article_pager);
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pager.setAdapter(m_adapter);
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UnderlinePageIndicator indicator = (UnderlinePageIndicator)view.findViewById(R.id.article_titles);
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indicator.setViewPager(pager);
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pager.setCurrentItem(position);
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indicator.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
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@Override
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public void onPageScrollStateChanged(int arg0) {
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}
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@Override
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public void onPageScrolled(int arg0, float arg1, int arg2) {
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}
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@Override
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public void onPageSelected(int position) {
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if (m_cursor.moveToPosition(position)) {
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int articleId = m_cursor.getInt(m_cursor.getColumnIndex(BaseColumns._ID));
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m_articleId = articleId;
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m_listener.onArticleSelected(articleId, false);
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}
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}
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});
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return view;
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}
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@Override
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public void onAttach(Activity activity) {
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super.onAttach(activity);
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m_activity = (OfflineActivity)activity;
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m_listener = (OfflineHeadlinesEventListener)activity;
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m_prefs = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
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}
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public void refresh() {
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if (m_cursor != null && !m_cursor.isClosed()) m_cursor.close();
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m_cursor = createCursor();
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if (m_cursor != null) {
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m_adapter.notifyDataSetChanged();
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}
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}
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public int getSelectedArticleId() {
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return m_articleId;
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}
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@Override
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public void onSaveInstanceState(Bundle out) {
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super.onSaveInstanceState(out);
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out.putInt("articleId", m_articleId);
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out.putInt("feedId", m_feedId);
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out.putBoolean("isCat", m_isCat);
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}
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public void setSearchQuery(String searchQuery) {
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m_searchQuery = searchQuery;
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}
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public void setArticleId(int articleId) {
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m_articleId = articleId;
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int position = getArticleIdPosition(articleId);
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ViewPager pager = (ViewPager) getView().findViewById(R.id.article_pager);
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pager.setCurrentItem(position);
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}
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public int getArticleIdPosition(int articleId) {
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m_cursor.moveToFirst();
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while (!m_cursor.isAfterLast()) {
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if (m_cursor.getInt(m_cursor.getColumnIndex(BaseColumns._ID)) == articleId) {
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return m_cursor.getPosition();
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}
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m_cursor.moveToNext();
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}
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return -1;
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}
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public void selectArticle(boolean next) {
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int position = getArticleIdPosition(m_articleId);
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if (position != -1) {
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if (next)
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position++;
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else
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position--;
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Log.d(TAG, "pos=" + position);
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if (m_cursor.moveToPosition(position)) {
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setArticleId(m_cursor.getInt(m_cursor.getColumnIndex(BaseColumns._ID)));
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}
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}
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}
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}
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