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package de.danoeh.antennapod.adapter;
import android.content.Context;
import android.content.res.TypedArray;
import android.view.View;
import android.widget.ImageButton;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.feed.FeedItem;
import de.danoeh.antennapod.feed.FeedMedia;
import de.danoeh.antennapod.storage.DownloadRequester;
/**
* Utility methods for the action button that is displayed on the right hand side
* of a listitem.
*/
public class ActionButtonUtils {
private final int[] labels;
private final TypedArray drawables;
private final Context context;
public ActionButtonUtils(Context context) {
if (context == null) throw new IllegalArgumentException("context = null");
this.context = context;
drawables = context.obtainStyledAttributes(new int[]{
R.attr.av_play, R.attr.navigation_cancel, R.attr.av_download});
labels = new int[]{R.string.play_label, R.string.cancel_download_label, R.string.download_label};
}
/**
* Sets the displayed bitmap and content description of the given
* action button so that it matches the state of the FeedItem.
*/
public void configureActionButton(ImageButton butSecondary, FeedItem item) {
if (butSecondary == null || item == null) throw new IllegalArgumentException("butSecondary or item was null");
final FeedMedia media = item.getMedia();
if (media != null) {
final boolean isDownloadingMedia = DownloadRequester.getInstance().isDownloadingFile(media);
if (!media.isDownloaded()) {
if (isDownloadingMedia) {
// item is being downloaded
butSecondary.setVisibility(View.VISIBLE);
butSecondary.setImageDrawable(drawables
.getDrawable(1));
butSecondary.setContentDescription(context.getString(labels[1]));
} else {
// item is not downloaded and not being downloaded
butSecondary.setVisibility(View.VISIBLE);
butSecondary.setImageDrawable(drawables.getDrawable(2));
butSecondary.setContentDescription(context.getString(labels[2]));
}
} else {
// item is not being downloaded
butSecondary.setVisibility(View.VISIBLE);
butSecondary
.setImageDrawable(drawables.getDrawable(0));
butSecondary.setContentDescription(context.getString(labels[0]));
}
} else {
butSecondary.setVisibility(View.INVISIBLE);
}
}
}
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