RecyclerView点击切换布局

//在开始写上

int chenge=0;
//点击事件中写

if( chenge== 0){ // 添加分割线 recyclerView.addItemDecoration( new Rc_ItemDecoration(search_homeActivity. this)); // 布局管理器 LinearLayoutManager llm= new LinearLayoutManager(search_homeActivity. this); recyclerView.setLayoutManager(llm); //改变
  chenge= 1;} else if( chenge== 1){ GridLayoutManager gridLayoutManager = new GridLayoutManager(search_homeActivity. this, 2); recyclerView.setLayoutManager(gridLayoutManager);

 //再改回去

  chenge= 0;}

recyclerView.setAdapter(mda);

//在请求网络数据中写的