1 files changed, 337 insertions, 0 deletions
diff --git a/org.fox.ttrss/src/main/java/org/fox/ttrss/offline/OfflineFeedCategoriesFragment.java b/org.fox.ttrss/src/main/java/org/fox/ttrss/offline/OfflineFeedCategoriesFragment.java
new file mode 100644
index 00000000..8fde8176
--- /dev/null
+++ b/org.fox.ttrss/src/main/java/org/fox/ttrss/offline/OfflineFeedCategoriesFragment.java
@@ -0,0 +1,337 @@
+package org.fox.ttrss.offline;
+
+import org.fox.ttrss.R;
+
+import android.app.Activity;
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
+import android.database.Cursor;
+import android.os.Bundle;
+import android.preference.PreferenceManager;
+import android.provider.BaseColumns;
+import android.support.v4.app.Fragment;
+import android.support.v4.widget.SimpleCursorAdapter;
+import android.util.Log;
+import android.view.ContextMenu;
+import android.view.ContextMenu.ContextMenuInfo;
+import android.view.View.OnClickListener;
+import android.view.LayoutInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.AdapterView.AdapterContextMenuInfo;
+import android.widget.AdapterView.OnItemClickListener;
+import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.ListView;
+import android.widget.TextView;
+
+public class OfflineFeedCategoriesFragment extends Fragment implements OnItemClickListener, OnSharedPreferenceChangeListener {
+	private final String TAG = this.getClass().getSimpleName();
+	private SharedPreferences m_prefs;
+	private FeedCategoryListAdapter m_adapter;
+	private int m_selectedCatId;
+	private Cursor m_cursor;
+	private OfflineFeedsActivity m_activity;
+	
+	@Override
+	public void onCreateContextMenu(ContextMenu menu, View v,
+	    ContextMenuInfo menuInfo) {
+		
+		getActivity().getMenuInflater().inflate(R.menu.category_menu, menu);
+		
+        AdapterContextMenuInfo info = (AdapterContextMenuInfo) menuInfo;
+		Cursor cursor = (Cursor)m_adapter.getItem(info.position);
+		
+		if (cursor != null) 
+			menu.setHeaderTitle(cursor.getString(cursor.getColumnIndex("title")));
+
+		if (!m_activity.isSmallScreen()) {
+			menu.findItem(R.id.browse_articles).setVisible(false);
+		}
+
+		super.onCreateContextMenu(menu, v, menuInfo);		
+		
+	}
+	
+	public Cursor createCursor() {
+		String unreadOnly = BaseColumns._ID + "> 0 AND " + (m_activity.getUnreadOnly() ? "unread > 0" : "1");
+		
+		String order = m_prefs.getBoolean("sort_feeds_by_unread", false) ? "unread DESC, title" : "title";
+		
+		return m_activity.getReadableDb().query("cats_unread", 
+				null, unreadOnly, null, null, null, order);
+	}
+	
+	public void refresh() {
+		if (m_cursor != null && !m_cursor.isClosed()) m_cursor.close();
+		
+		m_cursor = createCursor();
+		
+		if (m_cursor != null && m_adapter != null) {
+			m_adapter.changeCursor(m_cursor);
+			m_adapter.notifyDataSetChanged();
+		}
+	}
+	
+	@Override
+	public void onResume() {
+		super.onResume();
+		refresh();
+	}
+	
+	@Override
+	public boolean onContextItemSelected(MenuItem item) {
+		AdapterContextMenuInfo info = (AdapterContextMenuInfo) item
+				.getMenuInfo();
+		
+		switch (item.getItemId()) {
+		case R.id.browse_articles:
+			if (true) {
+				int catId = getCatIdAtPosition(info.position);
+				if (catId != -10000) {
+					m_activity.openFeedArticles(catId, true);
+				}
+			}
+			return true;
+		case R.id.browse_headlines:
+			if (true) {
+				int catId = getCatIdAtPosition(info.position);
+				if (catId != -10000) {
+					m_activity.onCatSelected(catId, true);
+				}
+			}
+			return true;
+		case R.id.browse_feeds:
+			if (true) {
+				int catId = getCatIdAtPosition(info.position);
+				if (catId != -10000) {
+					m_activity.onCatSelected(catId, false);
+				}
+			}
+			return true;
+		case R.id.catchup_category:
+			if (true) {
+				int catId = getCatIdAtPosition(info.position);
+				if (catId != -10000) {
+					m_activity.catchupFeed(catId, true);
+				}
+			}
+			return true;	
+		default:
+			Log.d(TAG, "onContextItemSelected, unhandled id=" + item.getItemId());
+			return super.onContextItemSelected(item);
+		}
+	}
+	
+	@Override
+	public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {    	
+		
+		if (savedInstanceState != null) {
+			m_selectedCatId = savedInstanceState.getInt("selectedFeedId");
+		}
+
+		View view = inflater.inflate(R.layout.feeds_fragment, container, false);
+		
+		ListView list = (ListView)view.findViewById(R.id.feeds);
+		
+		m_cursor = createCursor();
+		
+		m_adapter = new FeedCategoryListAdapter(getActivity(), R.layout.feeds_row, m_cursor,
+				new String[] { "title", "unread" }, new int[] { R.id.title, R.id.unread_counter }, 0);
+
+		list.setAdapter(m_adapter);
+		list.setOnItemClickListener(this);
+		list.setEmptyView(view.findViewById(R.id.no_feeds));
+		registerForContextMenu(list);
+
+		view.findViewById(R.id.loading_container).setVisibility(View.GONE);
+		
+		return view;    	
+	}
+
+	@Override
+	public void onDestroy() {
+		super.onDestroy();
+		
+		if (m_cursor != null && !m_cursor.isClosed()) m_cursor.close();
+	}
+
+	@Override
+	public void onAttach(Activity activity) {
+		super.onAttach(activity);
+		
+		m_activity = (OfflineFeedsActivity)activity;
+		
+		m_prefs = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
+		m_prefs.registerOnSharedPreferenceChangeListener(this);
+		
+	}
+
+	@Override
+	public void onSaveInstanceState (Bundle out) {
+		super.onSaveInstanceState(out);
+
+		out.putInt("selectedFeedId", m_selectedCatId);
+	}
+	
+	@Override
+	public void onItemClick(AdapterView<?> av, View view, int position, long id) {
+		ListView list = (ListView)getActivity().findViewById(R.id.feeds);
+		
+		if (list != null) {
+			Cursor cursor = (Cursor) list.getItemAtPosition(position);
+			
+			if (cursor != null) {
+				int feedId = (int) cursor.getLong(0);
+				Log.d(TAG, "clicked on feed " + feedId);
+				
+				if (m_activity.isSmallScreen() && "ARTICLES".equals(m_prefs.getString("default_view_mode", "HEADLINES")) &&
+						m_prefs.getBoolean("browse_cats_like_feeds", false)) {
+				
+					m_activity.openFeedArticles(feedId, true);
+					
+				} else {
+					m_activity.onCatSelected(feedId);
+				}
+				
+				/* if (!m_activity.isSmallScreen())
+					m_selectedCatId = feedId; */
+				
+				m_adapter.notifyDataSetChanged();
+			}
+		}
+	}
+
+	/* public void setLoadingStatus(int status, boolean showProgress) {
+		if (getView() != null) {
+			TextView tv = (TextView)getView().findViewById(R.id.loading_message);
+			
+			if (tv != null) {
+				tv.setText(status);
+			}
+		}
+		
+		getActivity().setProgressBarIndeterminateVisibility(showProgress);
+	} */
+	
+	private class FeedCategoryListAdapter extends SimpleCursorAdapter {
+		
+
+		public FeedCategoryListAdapter(Context context, int layout, Cursor c,
+				String[] from, int[] to, int flags) {
+			super(context, layout, c, from, to, flags);
+		}
+
+		public static final int VIEW_NORMAL = 0;
+		public static final int VIEW_SELECTED = 1;
+		
+		public static final int VIEW_COUNT = VIEW_SELECTED+1;
+
+		@Override
+		public int getViewTypeCount() {
+			return VIEW_COUNT;
+		}
+
+		@Override
+		public int getItemViewType(int position) {
+			Cursor cursor = (Cursor) this.getItem(position);
+			
+			if (!m_activity.isSmallScreen() && cursor.getLong(0) == m_selectedCatId) {
+				return VIEW_SELECTED;
+			} else {
+				return VIEW_NORMAL;				
+			}			
+		}
+
+		@Override
+		public View getView(int position, View convertView, ViewGroup parent) {
+			View v = convertView;
+
+			Cursor cursor = (Cursor)getItem(position);
+
+			if (v == null) {
+				int layoutId = R.layout.feeds_row;
+				
+				switch (getItemViewType(position)) {
+				case VIEW_SELECTED:
+					layoutId = R.layout.feeds_row_selected;
+					break;
+				}
+				
+				LayoutInflater vi = (LayoutInflater)getActivity().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+				v = vi.inflate(layoutId, null);
+
+			}
+
+			TextView tt = (TextView) v.findViewById(R.id.title);
+
+			if (tt != null) {
+				tt.setText(cursor.getString(cursor.getColumnIndex("title")));
+			}
+
+			TextView tu = (TextView) v.findViewById(R.id.unread_counter);
+
+			if (tu != null) {
+				tu.setText(String.valueOf(cursor.getInt(cursor.getColumnIndex("unread"))));
+				tu.setVisibility((cursor.getInt(cursor.getColumnIndex("unread")) > 0) ? View.VISIBLE : View.INVISIBLE);
+			}
+			
+			ImageView icon = (ImageView)v.findViewById(R.id.icon);
+			
+			if (icon != null) {
+				icon.setImageResource(cursor.getInt(cursor.getColumnIndex("unread")) > 0 ? R.drawable.ic_published : R.drawable.ic_unpublished);
+			}
+			
+			ImageButton ib = (ImageButton) v.findViewById(R.id.feed_menu_button);
+			
+			if (ib != null) {
+				ib.setOnClickListener(new OnClickListener() {					
+					@Override
+					public void onClick(View v) {
+						getActivity().openContextMenu(v);
+					}
+				});								
+			}
+
+
+			return v;
+		} 
+	}
+
+	public void sortCategories() {
+		try {
+			refresh();
+		} catch (NullPointerException e) {
+			// activity is gone?
+		} catch  (IllegalStateException e) {
+			// we're probably closing and DB is gone already
+		}
+	}
+	
+	@Override
+	public void onSharedPreferenceChanged(SharedPreferences sharedPreferences,
+			String key) {
+
+		sortCategories();
+	}
+
+	public int getCatIdAtPosition(int position) {
+		Cursor c = (Cursor)m_adapter.getItem(position);
+		
+		if (c != null) {
+			int catId = c.getInt(0);
+			return catId;
+		}
+		
+		return -10000;
+	}
+	
+	public void setSelectedFeedId(int feedId) {
+		m_selectedCatId = feedId;
+		refresh();
+	}
+
+}