package org.fox.ttrss; import java.text.SimpleDateFormat; import java.util.Date; import org.fox.ttrss.ArticleOps.RelativeArticle; import android.app.Activity; import android.content.SharedPreferences; import android.database.Cursor; import android.os.Bundle; import android.preference.PreferenceManager; import android.provider.BaseColumns; import android.support.v4.app.Fragment; import android.text.Html; import android.text.method.LinkMovementMethod; import android.view.GestureDetector; import android.view.GestureDetector.SimpleOnGestureListener; import android.view.LayoutInflater; import android.view.MotionEvent; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup; import android.webkit.WebView; import android.widget.ImageView; import android.widget.TextView; import com.google.ads.AdView; public class OfflineArticleFragment extends Fragment implements OnClickListener { @SuppressWarnings("unused") private final String TAG = this.getClass().getSimpleName(); private SharedPreferences m_prefs; private int m_articleId; private int m_nextArticleId; private int m_prevArticleId; private GestureDetector m_gestureDetector; private View.OnTouchListener m_gestureListener; private Cursor m_cursor; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { if (savedInstanceState != null) { m_articleId = savedInstanceState.getInt("articleId"); m_prevArticleId = savedInstanceState.getInt("prevArticleId"); m_nextArticleId = savedInstanceState.getInt("nextArticleId"); } View view = inflater.inflate(R.layout.article_fragment, container, false); m_gestureDetector = new GestureDetector(new MyGestureDetector()); m_gestureListener = new View.OnTouchListener() { public boolean onTouch(View v, MotionEvent aEvent) { if (m_gestureDetector.onTouchEvent(aEvent)) return true; else return false; } }; // TODO change to interface? OfflineActivity activity = (OfflineActivity)getActivity(); if (activity != null) { int orientation = activity.getWindowManager().getDefaultDisplay().getOrientation(); if (!activity.isSmallScreen()) { if (orientation % 2 == 0) { view.findViewById(R.id.splitter_horizontal).setVisibility(View.GONE); } else { view.findViewById(R.id.splitter_vertical).setVisibility(View.GONE); } } else { view.findViewById(R.id.splitter_vertical).setVisibility(View.GONE); view.findViewById(R.id.splitter_horizontal).setVisibility(View.GONE); } } else { view.findViewById(R.id.splitter_horizontal).setVisibility(View.GONE); } m_cursor = ((OfflineActivity)getActivity()).getReadableDb().query("articles", null, BaseColumns._ID + "=?", new String[] { String.valueOf(m_articleId) }, null, null, null); m_cursor.moveToFirst(); if (m_cursor.isFirst()) { TextView title = (TextView)view.findViewById(R.id.title); if (title != null) { String titleStr; if (m_cursor.getString(m_cursor.getColumnIndex("title")).length() > 200) titleStr = m_cursor.getString(m_cursor.getColumnIndex("title")).substring(0, 200) + "..."; else titleStr = m_cursor.getString(m_cursor.getColumnIndex("title")); title.setMovementMethod(LinkMovementMethod.getInstance()); title.setText(Html.fromHtml("" + titleStr + "")); } WebView web = (WebView)view.findViewById(R.id.content); if (web != null) { String content; String cssOverride = ""; //WebSettings ws = web.getSettings(); //ws.setSupportZoom(true); //ws.setBuiltInZoomControls(true); if (m_prefs.getString("theme", "THEME_DARK").equals("THEME_DARK")) { cssOverride = "body { background : black; color : #e0e0e0}\n"; web.setBackgroundColor(android.R.color.black); } else { cssOverride = ""; } content = "" + "
" + "" + //"" + "" + "" + "" + m_cursor.getString(m_cursor.getColumnIndex("content")) + ""; web.loadDataWithBaseURL(null, content, "text/html", "utf-8", null); if (activity.isSmallScreen()) web.setOnTouchListener(m_gestureListener); } TextView dv = (TextView)view.findViewById(R.id.date); if (dv != null) { Date d = new Date(m_cursor.getInt(m_cursor.getColumnIndex("updated")) * 1000L); SimpleDateFormat df = new SimpleDateFormat("EEE, dd MMM yyyy, HH:mm"); dv.setText(df.format(d)); } TextView tagv = (TextView)view.findViewById(R.id.tags); if (tagv != null) { String tagsStr = m_cursor.getString(m_cursor.getColumnIndex("tags")); tagv.setText(tagsStr); } AdView av = (AdView)view.findViewById(R.id.ad); if (av != null) { av.setVisibility(View.GONE); } ImageView next = (ImageView)view.findViewById(R.id.next_article); if (next != null) { if (m_nextArticleId != 0) { next.setOnClickListener(this); } else { next.setImageResource(R.drawable.ic_next_article_disabled); } } ImageView prev = (ImageView)view.findViewById(R.id.prev_article); if (prev != null) { if (m_prevArticleId != 0) { prev.setOnClickListener(this); } else { prev.setImageResource(R.drawable.ic_prev_article_disabled); } } } return view; } @Override public void onDestroy() { super.onDestroy(); m_cursor.close(); } @Override public void onSaveInstanceState (Bundle out) { super.onSaveInstanceState(out); out.putInt("articleId", m_articleId); out.putInt("prevArticleId", m_prevArticleId); out.putInt("nextArticleId", m_nextArticleId); } @Override public void onAttach(Activity activity) { super.onAttach(activity); m_prefs = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext()); OfflineActivity oa = (OfflineActivity)activity; m_articleId = oa.getSelectedArticleId(); m_prevArticleId = oa.getRelativeArticleId(m_articleId, oa.getActiveFeedId(), RelativeArticle.BEFORE); m_nextArticleId = oa.getRelativeArticleId(m_articleId, oa.getActiveFeedId(), RelativeArticle.AFTER); } @Override public void onClick(View v) { if (v.getId() == R.id.next_article) { ((OfflineActivity)getActivity()).openArticle(m_nextArticleId, 0); } else if (v.getId() == R.id.prev_article) { ((OfflineActivity)getActivity()).openArticle(m_prevArticleId, R.anim.slide_right); } } // http://blog.blackmoonit.com/2010/07/gesture-detection-swipe-detection_4292.html class MyGestureDetector extends SimpleOnGestureListener { private static final int SWIPE_MIN_DISTANCE = 100; private static final int SWIPE_MAX_OFF_PATH = 100; private static final int SWIPE_THRESHOLD_VELOCITY = 100; @Override public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { float dX = e2.getX()-e1.getX(); float dY = e1.getY()-e2.getY(); if (Math.abs(dY)