Android实现拖拉移动Item

效果图：

DragAdapter.java：

package cc.turbosnail.itemdemo.demodrag;import android.content.Context;import android.graphics.Color;import android.support.v7.widget.RecyclerView;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.TextView;import java.util.List;import cc.turbosnail.itemdemo.R;import cc.turbosnail.itemdemo.helper.OnDragVHListener;import cc.turbosnail.itemdemo.helper.OnItemMoveListener;/** * 仅拖拽排序 * Created by YoKeyword on 16/1/4. */public class DragAdapter extends RecyclerView.Adapter<DragAdapter.DragViewHolder> implements OnItemMoveListener {    private List mItems;    private LayoutInflater mInflater;    public DragAdapter(Context context, List items) {        mInflater = LayoutInflater.from(context);        this.mItems = items;    }    @Override    public DragViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {        return new DragViewHolder(mInflater.inflate(R.layout.item_drag, parent, false));    }    @Override    public void onBindViewHolder(DragViewHolder holder, int position) {        holder.tv.setText(mItems.get(position));    }    @Override    public int getItemCount() {        return mItems.size();    }    @Override    public void onItemMove(int fromPosition, int toPosition) {        String item = mItems.get(fromPosition);        mItems.remove(fromPosition);        mItems.add(toPosition, item);        notifyItemMoved(fromPosition, toPosition);    }    class DragViewHolder extends RecyclerView.ViewHolder implements OnDragVHListener {        TextView tv;        public DragViewHolder(View itemView) {            super(itemView);            tv = (TextView) itemView.findViewById(R.id.tv);        }        @Override        public void onItemSelected() {            itemView.setBackgroundColor(Color.LTGRAY);        }        @Override        public void onItemFinish() {            itemView.setBackgroundColor(0);        }    }}

项目代码：https://download.csdn.net/download/baidu_38262490/10474923
GitHub：https://github.com/YoKeyword/ItemTouchHelperDemo

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