Java Code Examples for android.util.LongSparseArray#keyAt()

The following examples show how to use android.util.LongSparseArray#keyAt() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: TrackSelectionAdapterWrapper.java    From ticdesign with Apache License 2.0 6 votes vote down vote up 
/**
 * Returns the set of checked items ids. The result is only valid if the
 * choice mode has not been set to {@link AbsListView#CHOICE_MODE_NONE} and the adapter
 * has stable IDs. ({@link ListAdapter#hasStableIds()} == {@code true})
 *
 * @return A new array which contains the id of each checked item in the
 *         list.
 */
public long[] getCheckedItemIds() {
    if (mChoiceMode == AbsListView.CHOICE_MODE_NONE || mCheckedIdStates == null) {
        return new long[0];
    }

    final LongSparseArray<Integer> idStates = mCheckedIdStates;
    final int count = idStates.size();
    final long[] ids = new long[count];

    for (int i = 0; i < count; i++) {
        ids[i] = idStates.keyAt(i);
    }

    return ids;
}