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package de.danoeh.antennapod.adapter;
import android.content.Context;
import android.text.Layout;
import android.text.Selection;
import android.text.Spannable;
import android.text.Spanned;
import android.text.style.ClickableSpan;
import android.text.util.Linkify;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageButton;
import android.widget.TextView;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.core.feed.Chapter;
import de.danoeh.antennapod.core.util.ChapterUtils;
import de.danoeh.antennapod.core.util.Converter;
import de.danoeh.antennapod.core.util.playback.Playable;
import java.util.List;
public class ChapterListAdapter extends ArrayAdapter<Chapter> {
private static final String TAG = "ChapterListAdapter";
private List<Chapter> chapters;
private Playable media;
private int defaultTextColor;
private final Callback callback;
public ChapterListAdapter(Context context, int textViewResourceId,
List<Chapter> objects, Playable media, Callback callback) {
super(context, textViewResourceId, objects);
this.chapters = objects;
this.media = media;
this.callback = callback;
}
@Override
public View getView(final int position, View convertView, ViewGroup parent) {
Holder holder;
Chapter sc = getItem(position);
// Inflate Layout
if (convertView == null) {
holder = new Holder();
LayoutInflater inflater = (LayoutInflater) getContext()
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
convertView = inflater.inflate(R.layout.simplechapter_item, parent, false);
holder.title = (TextView) convertView.findViewById(R.id.txtvTitle);
defaultTextColor = holder.title.getTextColors().getDefaultColor();
holder.start = (TextView) convertView.findViewById(R.id.txtvStart);
holder.link = (TextView) convertView.findViewById(R.id.txtvLink);
holder.butPlayChapter = (ImageButton) convertView.findViewById(R.id.butPlayChapter);
convertView.setTag(holder);
} else {
holder = (Holder) convertView.getTag();
}
holder.title.setText(sc.getTitle());
holder.start.setText(Converter.getDurationStringLong((int) sc
.getStart()));
if (sc.getLink() != null) {
holder.link.setVisibility(View.VISIBLE);
holder.link.setText(sc.getLink());
Linkify.addLinks(holder.link, Linkify.WEB_URLS);
} else {
holder.link.setVisibility(View.GONE);
}
holder.link.setMovementMethod(null);
holder.link.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
// from
// http://stackoverflow.com/questions/7236840/android-textview-linkify-intercepts-with-parent-view-gestures
TextView widget = (TextView) v;
Object text = widget.getText();
if (text instanceof Spanned) {
Spannable buffer = (Spannable) text;
int action = event.getAction();
if (action == MotionEvent.ACTION_UP
|| action == MotionEvent.ACTION_DOWN) {
int x = (int) event.getX();
int y = (int) event.getY();
x -= widget.getTotalPaddingLeft();
y -= widget.getTotalPaddingTop();
x += widget.getScrollX();
y += widget.getScrollY();
Layout layout = widget.getLayout();
int line = layout.getLineForVertical(y);
int off = layout.getOffsetForHorizontal(line, x);
ClickableSpan[] link = buffer.getSpans(off, off,
ClickableSpan.class);
if (link.length != 0) {
if (action == MotionEvent.ACTION_UP) {
link[0].onClick(widget);
} else if (action == MotionEvent.ACTION_DOWN) {
Selection.setSelection(buffer,
buffer.getSpanStart(link[0]),
buffer.getSpanEnd(link[0]));
}
return true;
}
}
}
return false;
}
});
holder.butPlayChapter.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (callback != null) {
callback.onPlayChapterButtonClicked(position);
}
}
});
Chapter current = ChapterUtils.getCurrentChapter(media);
if (current != null) {
if (current == sc) {
holder.title.setTextColor(convertView.getResources().getColor(
R.color.bright_blue));
holder.start.setTextColor(convertView.getResources().getColor(
R.color.bright_blue));
} else {
holder.title.setTextColor(defaultTextColor);
holder.start.setTextColor(defaultTextColor);
}
} else {
Log.w(TAG, "Could not find out what the current chapter is.");
}
return convertView;
}
static class Holder {
TextView title;
TextView start;
TextView link;
ImageButton butPlayChapter;
}
@Override
public int getCount() {
// ignore invalid chapters
int counter = 0;
for (Chapter chapter : chapters) {
if (!ignoreChapter(chapter)) {
counter++;
}
}
return counter;
}
private boolean ignoreChapter(Chapter c) {
return media.getDuration() > 0 && media.getDuration() < c.getStart();
}
@Override
public Chapter getItem(int position) {
int i = 0;
for (Chapter chapter : chapters) {
if (!ignoreChapter(chapter)) {
if (i == position) {
return chapter;
} else {
i++;
}
}
}
return super.getItem(position);
}
public static interface Callback {
public void onPlayChapterButtonClicked(int position);
}
}
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