/**
* Updates the list adding or modifying a tag, updating its position according the the sort
* criterion.
*
* @param tag the tag to add or modify
*/
public void update(Tag tag) {
// It is necessary to compare the previous position in the list of the tag with the new
// position, updating the list if it has changed.
int oldPosition = 0;
int newPosition =
TagSettings.getTagPosition(
mContext, tag.getId(), mProfileId, mTagOrder, TagSettings.LIMIT_UNBOUNDED);
while (oldPosition < mTags.size() && mTags.get(oldPosition).getId() != tag.getId()) {
oldPosition++;
}
if (oldPosition >= mTags.size()) {
// The tag is not in the list because it's new and its custom settings were saved during its
// creation.
mTags.add(newPosition, tag);
notifyItemInserted(newPosition);
}
if (oldPosition != newPosition) {
// Animate the change of position of this tag.
// The tag is removed from its current position and added to the new one.
mTags.remove(oldPosition);
mTags.add(newPosition, tag);
notifyItemRemoved(oldPosition);
notifyItemInserted(newPosition);
} else {
// Update the tag because its name (and therefore its favicon) may have changed.
mTags.set(oldPosition, tag);
notifyItemChanged(oldPosition);
}
}
@Override
public void onBindViewHolder(TagListViewHolder tagListViewHolder, int i) {
final Tag tag = mTags.get(i);
// Set tag favicon
FaviconLoader.setAsBackground(mContext, tagListViewHolder.getFaviconTextView(), tag);
// Set tag name
tagListViewHolder.getTagNameTextView().setText(tag.getName());
// Set tag click listener
tagListViewHolder.itemView.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
// Increase hash counter. Note that this may affect the order of the tags in the
// case that they are ordered by usage.
tag.setHashCounter(tag.getHashCounter() + 1);
TagSettings.updateTag(mContext, tag);
if (mTagOrder == TagSettings.ORDER_BY_HASH_COUNTER) {
update(tag);
}
// Notify to the tag click listener
mTagClickedListener.onTagClicked(new Tag(tag));
}
});
// Add listener for tag long click event, which notifies to the tag click listener.
tagListViewHolder.itemView.setOnLongClickListener(
new View.OnLongClickListener() {
@Override
public boolean onLongClick(View v) {
mTagClickedListener.onTagLongClicked(tag);
return false;
}
});
}