public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (resultCode == Activity.RESULT_OK) {
synchronized (cells) {
cells.remove(formCell);
cells.add(formCell);
}
observable.notifyChanged();
}
}
public boolean removeHeader(View v) {
for (int i = 0; i < mHeaderViewInfos.size(); i++) {
FixedViewInfo info = mHeaderViewInfos.get(i);
if (info.view == v) {
mHeaderViewInfos.remove(i);
mAreAllFixedViewsSelectable = areAllListInfosSelectable(mHeaderViewInfos);
mDataSetObservable.notifyChanged();
return true;
}
}
return false;
}
@Override
public void onUpdate(SortedSet<Post> posts) {
synchronized (cells) {
boolean formCellAdded = false;
long beforeFormCellId = Long.MAX_VALUE;
if (!cells.get(cells.size() - 1).equals(formCell)) {
final int currentPos = cells.indexOf(formCell);
beforeFormCellId = cells.get(currentPos - 1).getItemId();
}
cells.clear();
Date prevDate = null;
Date lastSeparatorDate = null;
ListCell prevCell = null;
for (Post post : posts) {
Date currentDate = Post.virtualTimestampToDate(post.getVirtualTimestamp());
if (prevDate == null || !isSameDate(prevDate, currentDate)) {
lastSeparatorDate = currentDate;
prevCell = new DateSeparatorCell(currentDate);
cells.add(prevCell);
if (!formCellAdded && prevCell.getItemId() == beforeFormCellId) {
cells.add(formCell);
formCellAdded = true;
}
}
prevDate = currentDate;
prevCell = new PostCell(post);
cells.add(prevCell);
if (!formCellAdded && prevCell.getItemId() == beforeFormCellId) {
cells.add(formCell);
formCellAdded = true;
}
}
if (lastSeparatorDate == null || !isSameDate(lastSeparatorDate, new Date())) {
cells.add(new DateSeparatorCell(new Date()));
}
if (!formCellAdded) {
cells.add(formCell);
}
observable.notifyChanged();
}
}
@Override
public void notifyChanged() {
// 数据改变 若已翻至末端 则立即调用addNewItems
Log.i(VIEW_LOG_TAG, "收到数据改变通知");
if (adapter.getCount() <= itemIds.size()) {
// 删减刷新
clear();
Message msg = handler.obtainMessage();
msg.what = ACTION_INIT_ITEMS;
handler.sendMessageDelayed(msg, DELAY);
} else {
// 添加刷新
if ((colCount - selectCol) < screenMaxColumns) {
Message msg = handler.obtainMessage();
msg.what = ACTION_ADD_ITEMS;
handler.sendMessageDelayed(msg, DELAY);
}
}
super.notifyChanged();
}
public void notifyDataSetChanged() {
mDataSetObservable.notifyChanged();
}
@Override
public void notifyChanged() {
super.notifyChanged();
mGlobalObservable.notifyChanged();
}
/** Calls {@link DataSetObserver#onChanged()} on all observers. */
protected void notifyDataSetChanged() {
if (DBG) Log.d(TAG, "notifyDataSetChanged()");
mDataSetObservable.notifyChanged();
}