266 lines
8.2 KiB
Java
266 lines
8.2 KiB
Java
package org.fox.ttrss;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import org.fox.ttrss.ArticleOps.RelativeArticle;
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import android.app.Activity;
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import android.content.SharedPreferences;
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import android.os.Bundle;
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import android.preference.PreferenceManager;
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import android.support.v4.app.Fragment;
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import android.text.Html;
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import android.text.method.LinkMovementMethod;
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import android.util.Log;
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import android.view.GestureDetector;
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import android.view.GestureDetector.SimpleOnGestureListener;
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import android.view.LayoutInflater;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.ViewGroup;
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import android.webkit.WebView;
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import android.widget.ImageView;
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import android.widget.TextView;
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import com.google.ads.AdRequest;
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import com.google.ads.AdView;
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public class ArticleFragment extends Fragment implements OnClickListener {
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@SuppressWarnings("unused")
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private final String TAG = this.getClass().getSimpleName();
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private SharedPreferences m_prefs;
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private Article m_article;
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private ArticleOps m_articleOps;
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private Article m_nextArticle;
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private Article m_prevArticle;
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private GestureDetector m_gestureDetector;
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private View.OnTouchListener m_gestureListener;
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
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if (savedInstanceState != null) {
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m_article = savedInstanceState.getParcelable("article");
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}
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View view = inflater.inflate(R.layout.article_fragment, container, false);
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m_gestureDetector = new GestureDetector(new MyGestureDetector());
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m_gestureListener = new View.OnTouchListener() {
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public boolean onTouch(View v, MotionEvent aEvent) {
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if (m_gestureDetector.onTouchEvent(aEvent))
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return true;
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else
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return false;
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}
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};
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// TODO change to interface?
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MainActivity activity = (MainActivity)getActivity();
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if (activity != null) {
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int orientation = activity.getWindowManager().getDefaultDisplay().getOrientation();
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if (!activity.isSmallScreen()) {
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if (orientation % 2 == 0) {
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view.findViewById(R.id.splitter_horizontal).setVisibility(View.GONE);
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} else {
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view.findViewById(R.id.splitter_vertical).setVisibility(View.GONE);
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}
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} else {
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view.findViewById(R.id.splitter_vertical).setVisibility(View.GONE);
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view.findViewById(R.id.splitter_horizontal).setVisibility(View.GONE);
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}
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} else {
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view.findViewById(R.id.splitter_horizontal).setVisibility(View.GONE);
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}
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if (m_article != null) {
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TextView title = (TextView)view.findViewById(R.id.title);
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if (title != null) {
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title.setMovementMethod(LinkMovementMethod.getInstance());
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title.setText(Html.fromHtml("<a href=\""+m_article.link.replace("\"", "\\\"")+"\">" + m_article.title + "</a>"));
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}
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WebView web = (WebView)view.findViewById(R.id.content);
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if (web != null) {
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// this is ridiculous
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// TODO white on black style for dark theme
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String content;
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try {
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String cssOverride = "";
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if (m_prefs.getString("theme", "THEME_DARK").equals("THEME_DARK")) {
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web.setBackgroundColor(android.R.color.black);
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cssOverride = "body { background : black; color : #f0f0f0}\n";
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}
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content =
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"<html>" +
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"<head>" +
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"<meta content=\"text/html; charset=utf-8\" http-equiv=\"content-type\">" +
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"<style type=\"text/css\">" +
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cssOverride +
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"img { max-width : 90%; }" +
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"body { text-align : justify; }" +
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"</style>" +
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"</head>" +
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"<body>" + m_article.content + "</body></html>";
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} catch (Exception e) {
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content = getString(R.string.could_not_decode_content);
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e.printStackTrace();
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}
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web.loadDataWithBaseURL(null, content, "text/html", "utf-8", null);
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if (activity.isSmallScreen())
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web.setOnTouchListener(m_gestureListener);
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}
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TextView dv = (TextView)view.findViewById(R.id.date);
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if (dv != null) {
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Date d = new Date(m_article.updated * 1000L);
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SimpleDateFormat df = new SimpleDateFormat("EEE, dd MMM yyyy, HH:mm");
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dv.setText(df.format(d));
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}
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TextView tagv = (TextView)view.findViewById(R.id.tags);
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if (tagv != null) {
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if (m_article.tags != null) {
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String tagsStr = "";
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for (String tag : m_article.tags)
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tagsStr += tag + ", ";
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tagsStr = tagsStr.replaceAll(", $", "");
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tagv.setText(tagsStr);
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} else {
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tagv.setVisibility(View.GONE);
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}
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}
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AdView av = (AdView)view.findViewById(R.id.ad);
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boolean enableAds = m_prefs.getBoolean("enable_ads", false);
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if (av != null) {
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if (enableAds) {
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AdRequest request = new AdRequest();
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request.addTestDevice(AdRequest.TEST_EMULATOR);
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av.loadAd(request);
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} else {
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av.setVisibility(View.GONE);
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}
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}
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ImageView next = (ImageView)view.findViewById(R.id.next_article);
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if (next != null) {
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if (m_nextArticle != null) {
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next.setOnClickListener(this);
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} else {
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next.setImageResource(R.drawable.ic_next_article_disabled);
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}
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}
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ImageView prev = (ImageView)view.findViewById(R.id.prev_article);
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if (prev != null) {
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if (m_prevArticle != null) {
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prev.setOnClickListener(this);
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} else {
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prev.setImageResource(R.drawable.ic_prev_article_disabled);
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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 onDestroy() {
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super.onDestroy();
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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.putParcelable("article", m_article);
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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_prefs = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
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m_articleOps = (ArticleOps)activity;
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m_article = m_articleOps.getSelectedArticle();
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m_prevArticle = m_articleOps.getRelativeArticle(m_article, RelativeArticle.BEFORE);
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m_nextArticle = m_articleOps.getRelativeArticle(m_article, RelativeArticle.AFTER);
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}
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@Override
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public void onClick(View v) {
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if (v.getId() == R.id.next_article) {
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m_articleOps.openArticle(m_nextArticle, 0);
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} else if (v.getId() == R.id.prev_article) {
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m_articleOps.openArticle(m_prevArticle, R.anim.slide_right);
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}
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}
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// http://blog.blackmoonit.com/2010/07/gesture-detection-swipe-detection_4292.html
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class MyGestureDetector extends SimpleOnGestureListener {
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private static final int SWIPE_MIN_DISTANCE = 150;
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private static final int SWIPE_MAX_OFF_PATH = 100;
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private static final int SWIPE_THRESHOLD_VELOCITY = 100;
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@Override
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public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) {
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float dX = e2.getX()-e1.getX();
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float dY = e1.getY()-e2.getY();
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if (Math.abs(dY)<SWIPE_MAX_OFF_PATH &&
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Math.abs(velocityX)>=SWIPE_THRESHOLD_VELOCITY &&
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Math.abs(dX)>=SWIPE_MIN_DISTANCE ) {
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if (dX>0) {
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//Log.d(TAG, "Right swipe");
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if (m_prevArticle != null)
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m_articleOps.openArticle(m_prevArticle, R.anim.slide_right);
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} else {
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//Log.d(TAG, "Left swipe");
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if (m_nextArticle != null)
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m_articleOps.openArticle(m_nextArticle, 0);
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}
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return true;
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/* } else if (Math.abs(dX)<SWIPE_MAX_OFF_PATH &&
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Math.abs(velocityY)>=SWIPE_THRESHOLD_VELOCITY &&
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Math.abs(dY)>=SWIPE_MIN_DISTANCE ) {
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if (dY>0) {
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Log.d(TAG, "Up swipe");
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} else {
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Log.d(TAG, "Down swipe");
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}
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return true; */
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}
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return false;
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}
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};
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}
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