萝卜

来源：互联网发布：惠州市博罗县网络问政编辑：程序博客网时间：2024/05/16 00:35
package com.luobo.www.luoboman;import android.content.Intent;import android.graphics.Color;import android.support.v4.app.FragmentManager;import android.support.v4.app.FragmentTransaction;import android.support.v7.app.AppCompatActivity;import android.os.Bundle;import android.view.View;import android.widget.RadioButton;import android.widget.RadioGroup;import android.widget.Toast;public class MainActivity extends AppCompatActivity implements View.OnClickListener{    FragmentManager fm;    FragmentTransaction transaction;    Fragment_Home fragment_home;    Fragment_class fragment_class;    Fragment_cart fragment_cart;    Fragment_user fragment_user;    RadioGroup radioGroup;    RadioButton nav_home,nav_class,nav_cart,nav_mine;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        initview();        initdata();    }    public void initview(){        fragment_home = new Fragment_Home();        fragment_class = new Fragment_class();        fragment_cart = new Fragment_cart();        fragment_user = new Fragment_user();        nav_home = (RadioButton) findViewById(R.id.nav_home);        nav_class = (RadioButton) findViewById(R.id.nav_class);        nav_cart = (RadioButton) findViewById(R.id.nav_cart);        nav_mine = (RadioButton) findViewById(R.id.nav_mine);        radioGroup = (RadioGroup) findViewById(R.id.nav_radioGroup);    }    public void initdata(){        nav_home.setChecked(true);        FragmentManager fm1 = getSupportFragmentManager();        FragmentTransaction ftransaction = fm1.beginTransaction();        ftransaction.replace(R.id.layout,fragment_home);        ftransaction.commit();        nav_home.setTextColor(Color.RED);        nav_class.setTextColor(Color.BLACK);        nav_cart.setTextColor(Color.BLACK);        nav_mine.setTextColor(Color.BLACK);        radioGroup.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {            @Override            public void onCheckedChanged(RadioGroup radioGroup, int i) {                fm = getSupportFragmentManager();                transaction = fm.beginTransaction();                switch (i) {                    case R.id.nav_home:                        transaction.replace(R.id.layout,fragment_home);                        nav_home.setTextColor(Color.RED);                        nav_class.setTextColor(Color.BLACK);                        nav_cart.setTextColor(Color.BLACK);                        nav_mine.setTextColor(Color.BLACK);                        break;                    case R.id.nav_class:                        transaction.replace(R.id.layout,fragment_class);                        nav_home.setTextColor(Color.BLACK);                        nav_class.setTextColor(Color.RED);                        nav_cart.setTextColor(Color.BLACK);                        nav_mine.setTextColor(Color.BLACK);                        break;                    case R.id.nav_cart:                        transaction.replace(R.id.layout,fragment_cart);                        nav_home.setTextColor(Color.BLACK);                        nav_class.setTextColor(Color.BLACK);                        nav_cart.setTextColor(Color.RED);                        nav_mine.setTextColor(Color.BLACK);                        break;                    case R.id.nav_mine:                        transaction.replace(R.id.layout,fragment_user);                        nav_home.setTextColor(Color.BLACK);                        nav_class.setTextColor(Color.BLACK);                        nav_cart.setTextColor(Color.BLACK);                        nav_mine.setTextColor(Color.RED);                        break;                }                transaction.commit();            }        });    }    @Override    public void onClick(View view) {        switch (view.getId()){            case R.id.nav_top_zxing:                Toast.makeText(MainActivity.this,"扫描二维码",Toast.LENGTH_SHORT).show();                Intent intent_zxing = new Intent(MainActivity.this,ZxingActivity.class);                startActivity(intent_zxing);                break;            case R.id.nav_top_talk:                Toast.makeText(MainActivity.this,"消息",Toast.LENGTH_SHORT).show();                Intent intent_talk=new Intent(MainActivity.this,TalkActivity.class);                startActivity(intent_talk);                break;        }    }}
package com.luobo.www.luoboman;import android.os.Bundle;import android.support.annotation.Nullable;import android.support.v4.app.Fragment;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;/** * Created by 杨文倩 on 2017/10/11. */public class Fragment_cart extends Fragment {    @Nullable    @Override    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {        View view = inflater.inflate(R.layout.item_cart,null);        return view;    }}
阅读全文
0 0