封装

1

package com.example.day2017_10_21demo;import android.app.Application;import android.os.Bundle;import android.os.PersistableBundle;import android.support.annotation.Nullable;import android.support.v7.app.AppCompatActivity;/** * Created by 墨鸦 on 2017/10/21. */public abstract class BaseActivity extends AppCompatActivity {    @Override    public void onCreate(@Nullable Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        //设置内容视图        setContentView(getLayout());        findView();        initData();        setListener();        setDrawlayoutListview();        setFragment();    }    //获取布局的id    public abstract int getLayout();    //查找页面上的组件    public abstract void findView();    //初始化数据    public abstract void initData();    //设置监听    public abstract void  setListener();    //设置Drawlayout的列表适配器    public abstract void setDrawlayoutListview();    //动态添加fragment    public abstract void setFragment();}

2

package com.example.day2017_10_21demo;import android.support.v4.widget.DrawerLayout;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.View;import android.widget.AdapterView;import android.widget.ArrayAdapter;import android.widget.FrameLayout;import android.widget.ImageView;import android.widget.ListView;import android.widget.RelativeLayout;import com.example.day2017_10_21demo.Fragment.FragmentMain;import com.example.day2017_10_21demo.Fragment.FragmentSouye;import java.util.ArrayList;import java.util.List;public class MainActivity extends BaseActivity {    private DrawerLayout drawerLayout;    private FrameLayout frameLayout;    private RelativeLayout drawerlayut_layout_left;    private ImageView drawer_layout_left_img;    private ListView drawer_layout_left_listview;    private List<String> list=new ArrayList<String>();    //获取布局的id    @Override    public int getLayout() {        //加载的布局id        return R.layout.activity_main;    }    //查找页面上的组件    @Override    public void findView() {        //主页面的控件        drawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);        frameLayout = (FrameLayout) findViewById(R.id.frame_layout);        drawerlayut_layout_left = (RelativeLayout) findViewById(R.id.drawer_layout_left);        drawer_layout_left_img = (ImageView) findViewById(R.id.drawer_layout_left_img);        drawer_layout_left_listview = (ListView) findViewById(R.id.drawer_layout_left_listview);    }    //初始化数据    @Override    public void initData() {        //给drawerlayout的listview设置数据        list.add("钱包");        list.add("行程记录");        list.add("好友邀请");        list.add("设置");    }    //设置监听    @Override    public void setListener() {        //drawerlayout的listview的条目监听        drawer_layout_left_listview.setOnItemClickListener(new AdapterView.OnItemClickListener() {            @Override            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {                //关闭drawlayout视图                drawerLayout.closeDrawer(drawerlayut_layout_left);            }        });    }    //设置Drawlayout的列表适配器    @Override    public void setDrawlayoutListview() {        //设置android默认适配器        ArrayAdapter<String> adapter=new ArrayAdapter<String>(MainActivity.this, android.R.layout.simple_list_item_1,list);        //添加适配器        drawer_layout_left_listview.setAdapter(adapter);    }    @Override    public void setFragment() {        getSupportFragmentManager().beginTransaction().replace(R.id.frame_layout,new FragmentMain()).commit();    }}