Thanks but i dont understand your code
I dont know why you are updating with a for. I only want to update a child,
and in my activity i know wich child i want to update, is the child 0 of
the group 1.
Please, can tell me what is wrong in my code? i just can't understand how
to adapt your code to my code..
thanks
El viernes, 1 de febrero de 2013 09:36:18 UTC+1, saex escribió:
>
> I have a ExpandableListView with some groups, and each group haves only
> one child, with a string on it.
>
> I have a thread that get's some updated data and *each second* calls a
> handler that updates the string of one of the childs of the
> ExpandableListView and then calls this method to refresh the view and show
> the updated data to the user: ((BaseExpandableListAdapter)
> mAdapter).notifyDataSetChanged();
>
> This is the update handler:
>
> infoUpdateHandler = new Handler(){
> @Override
> public void handleMessage(Message msg) {
> super.handleMessage(msg);
> children[2][0]=getUpdatedInfo();
> ((BaseExpandableListAdapter) mAdapter).notifyDataSetChanged();
> }
> };
>
> The problem is that when i'm scrolling the expandable list view, i can see
> how the scroll is showing low performance, it stops sometimes. I think that
> it is because this call ((BaseExpandableListAdapter)
> mAdapter).notifyDataSetChanged(); is updating all the ExpandableListView.
>
> *Does not exist a better way to update a expandable list view? Maybe a
> way to update only the child that you want to update?*
>
> Thanks
>
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