Android实现淘宝商品列表切换效果

2023-08-29 14:40:04 74

packagecom.example.a3_; importandroid.support.v7.app.AppCompatActivity; importandroid.os.Bundle; importandroid.view.View; importandroid.view.ViewGroup; importandroid.widget.BaseAdapter; importandroid.widget.Button; importandroid.widget.GridView; importandroid.widget.ListView; publicclassMainActivityextendsAppCompatActivity{ privateListViewlv; privateGridViewgv; privateButtonbutton; //设置默认的显示或隐藏 privatebooleanisLvShow=true; privatebooleanisGvShow=false; @Override protectedvoidonCreate(BundlesavedInstanceState){ super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); //初始化控件 lv=(ListView)findViewById(R.id.lv); gv=(GridView)findViewById(R.id.gv); button=(Button)findViewById(R.id.change); //设置适配器 lv.setAdapter(newMyAdapter()); gv.setAdapter(newMyAdapter()); //为按钮设置点击事件 button.setOnClickListener(newView.OnClickListener(){ @Override publicvoidonClick(Viewv){ if(isLvShow){ lv.setVisibility(View.GONE); gv.setVisibility(View.VISIBLE); }else{ lv.setVisibility(View.VISIBLE); gv.setVisibility(View.GONE); } //对显示或隐藏进行取反 isLvShow=!isLvShow; isGvShow=!isGvShow; } }); } classMyAdapterextendsBaseAdapter{ @Override publicintgetCount(){ return20; } @Override publicObjectgetItem(intposition){ returnnull; } @Override publiclonggetItemId(intposition){ return0; } @Override publicViewgetView(intposition,ViewconvertView,ViewGroupparent){ //为listview设置布局 if(convertView==null){ convertView=View.inflate(getApplicationContext(),R.layout.item,null); } returnconvertView; } } }

Android实现淘宝商品列表切换效果

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