What about a SimpleCursorAdapter?
On Friday, August 17, 2012 9:14:09 AM UTC-5, Máté Gulyás wrote:
>
>
>
> I have a ListFragment, where I add a CursorAdapter to my ListView, and I
> want to be able to click several rows, to use contextual action bar. I use
> SherlockActionbar, and it works fine, when I use a simpleArrayAdapter. But
> when I switch to CursorAdapter, it breaks. I cannot select multiple rows,
> only one. Any idea why it might happen?
>
> In onActivityCreated I set up the list:
>
> @Override
> public void onActivityCreated(Bundle savedInstanceState) {
> super.onCreate(savedInstanceState);
> mActionMode = null;
> mListView = getListView();
> FinTracDatabase database = mDatabaseProvider.get();
> Cursor cursor = database.getTransactionCursor(false);
> mCursorAdapter = new TransactionListAdapter(getSherlockActivity(),
> cursor);
> mListView.setAdapter(mCursorAdapter);
> mListView.setItemsCanFocus(false);
> mListView.setOnItemClickListener(this);
> mListView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);
> }
>
>
>
> This is my Adapter:
> private class TransactionListAdapter extends CursorAdapter {
> public TransactionListAdapter(Context context, Cursor cursor) {
> super(context, cursor, 0);
> }
>
> @Override
> public void bindView(View view, Context context, Cursor cursor) {
> bindToExistingView(view, cursor);
> }
>
> private void bindToExistingView(View view, Cursor cursor) {
> CheckedTextView amountView = (CheckedTextView) view;
>
>
> amountView.setText(cursor.getString(cursor.getColumnIndex(Transactions.TITLE)));
> }
>
> @Override
> public View newView(Context arg0, Cursor arg1, ViewGroup arg2) {
> LayoutInflater layoutInflater =
> getSherlockActivity().getLayoutInflater();
> View view =
> layoutInflater.inflate(android.R.layout.simple_list_item_multiple_choice,
> arg2, false);
> bindToExistingView(view, arg1);
> return view;
> }
>
> }
>
>
>
> And finally the onClickListener:
> @Override
> public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long
> arg3) {
> SparseBooleanArray checked = mListView.getCheckedItemPositions();
> boolean hasCheckedElement = true;
> for (int i = 0; i < checked.size() && !hasCheckedElement; i++) {
> hasCheckedElement = checked.valueAt(i);
> }
>
> if (hasCheckedElement) {
> if (mActionMode == null) {
> mActionMode = getSherlockActivity().startActionMode(new
> SelectingActionMode());
> }
> } else {
> if (mActionMode != null) {
> mActionMode.finish();
> }
> }
> }
>
>
> If I switch my Adapter to a simple ArrayAdapter, it works fine.
> new
> ArrayAdapter<String>(this,android.R.layout.simple_list_item_multiple_choice,
> new String[]{"A", "B", "C"})
>
> I am hopeless, and I have no idea, why this is happening.
>
>
> Máté
>
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