a new MultiItemAdapter for BaseQuickAdapter(2.6.6)

BaseMultiItemAdapter.java

/**
 * Created by tysheng
 * Date: 2016/11/18 10:59.
 * Email: tyshengsx@gmail.com
 */

public abstract class BaseMultiItemAdapter<T> extends BaseRecyclerViewAdapter<T> {
    private static final int DEFAULT_VIEW_TYPE = -255;
    private SparseIntArray layouts;

    public BaseMultiItemAdapter(List<T> data) {
        super(data);
    }

    protected int getDefItemViewType(int position) {
        T item = this.mData.get(position);
        return item != null ? getItemType(item) : DEFAULT_VIEW_TYPE;
    }

    protected abstract int getItemType(T t);

    protected StyBaseViewHolder onCreateDefViewHolder(ViewGroup parent, int viewType) {
        return createBaseViewHolder(parent, this.getLayoutId(viewType));
    }

    private int getLayoutId(int viewType) {
        return this.layouts.get(viewType);
    }

    private void addItemType(int type, @LayoutRes int layoutResId) {
        if (this.layouts == null) {
            this.layouts = new SparseIntArray();
        }
        this.layouts.put(type, layoutResId);
    }

    protected BaseMultiItemAdapter registerItemType(@LayoutRes int... layoutResIds) {
        for (int i = 0; i < layoutResIds.length; i++) {
            addItemType(i, layoutResIds[i]);
        }
        return this;
    }

}