工具类二、RecyclerView常用设置

package com.johnwharton.quanmintv.utils;

import android.content.Context;
import android.support.v7.widget.DefaultItemAnimator;
import android.support.v7.widget.GridLayoutManager;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;

import com.johnwharton.quanmintv.decoration.SpacesItemDecoration;

/**
 * Created by My on 2016/9/8.
 */
public class RecyclerViewSettingsUtil {
    public static final int HORIZONTAL = 0;
    public static final int VERTICAL = 1;
    //分割线的类型，1线性  2 间隙
    public static final int DECORATION_TYPE_1 = 0;
    public static final int DECORATION_TYPE_2 = 1;

    //线性布局固定的间隙
    public static void setHorVerOrientationRecyclerView(Context context, RecyclerView recyclerView, int orientation) {
        recyclerView.setHasFixedSize(true);
        //设置动画
        recyclerView.setItemAnimator(new DefaultItemAnimator());
        //设置分割线
        recyclerView.addItemDecoration(new SpacesItemDecoration(4));
        LinearLayoutManager manager = null;
        switch (orientation) {
            case HORIZONTAL:
                manager = new LinearLayoutManager(context, LinearLayoutManager.HORIZONTAL, false);
                break;
            case VERTICAL:
                manager = new LinearLayoutManager(context, LinearLayoutManager.VERTICAL, false);
                break;
        }
        recyclerView.setLayoutManager(manager);
    }


    //线性布局可定制的的间隙
    public static void setHorVerDefSpaceRecyclerView(Context context, RecyclerView recyclerView, int orientation,int space) {
        recyclerView.setHasFixedSize(true);
        //设置动画
        recyclerView.setItemAnimator(new DefaultItemAnimator());
        //设置分割线
        recyclerView.addItemDecoration(new SpacesItemDecoration(space));
        LinearLayoutManager manager = null;
        switch (orientation) {
            case HORIZONTAL:
                manager = new LinearLayoutManager(context, LinearLayoutManager.HORIZONTAL, false);
                break;
            case VERTICAL:
                manager = new LinearLayoutManager(context, LinearLayoutManager.VERTICAL, false);
                break;
        }
        recyclerView.setLayoutManager(manager);
    }

    /**
     * 上下文环境
     *
     * @param context
     * @param recyclerView
     * @param spanCount    跨的列数目
     */
    //网格布局
    public static void setGridRecyclerView(Context context, RecyclerView recyclerView, int spanCount) {
        recyclerView.setHasFixedSize(true);
        //设置动画
        recyclerView.setItemAnimator(new DefaultItemAnimator());
        //设置分割线
        recyclerView.addItemDecoration(new SpacesItemDecoration(4));
        GridLayoutManager manager = new GridLayoutManager(context, spanCount);
        //设置布局管理器
        recyclerView.setLayoutManager(manager);
    }


    /**
     * 网格布局，传入GridLayoutManager
     * @param recyclerView
     * @param manager
     */
    public static void setGridRecyclerView(RecyclerView recyclerView, GridLayoutManager manager) {
        recyclerView.setHasFixedSize(true);
        //设置动画
        recyclerView.setItemAnimator(new DefaultItemAnimator());
        //设置分割线
        recyclerView.addItemDecoration(new SpacesItemDecoration(4));
        //设置布局管理器
        recyclerView.setLayoutManager(manager);
    }
}