Android Studio微信界面基础开发 微信界面基础开发 Android Studio微信界面基础开发 微信界面基础开发 基础页面开发 基础页面开发 新建页面并编写 #第一个框架处理，分为top,content,bottom 事件处理函数 事件处理函数 MainActivity.java package com.example.wexin; import androidx.appcompat.app.AppCompatActivity; import android.app.Fragment; import android.app.FragmentManager; import android.app.FragmentTransaction; import android.os.Bundle; import android.view.View; import android.view.Window; import android.widget.ImageButton; import android.widget.LinearLayout; public class MainActivity extends AppCompatActivity implements View.OnClickListener { private Fragment wexin_bar = new WexinFragment(); private Fragment friend_bar = new FriendFragment(); private Fragment contact_bar = new ContactFragment(); private Fragment setting_bar = new SettingFragment(); private FragmentManager fm; 

LinearLayout mTabWexin,mTabFriend,mTabContact,mTabSetting; ImageButton mBtn_01,mBtn_02,mBtn_03,mBtn_04; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); // 设置没有标题 requestWindowFeature(Window.FEATURE_NO_TITLE); setContentView(R.layout.activity_main); intView(); initEvent(); initFragment(); setSelectFragment(0); } // 初始化我的fragment private void initFragment(){ fm = getFragmentManager(); FragmentTransaction transaction = fm.beginTransaction(); transaction.add(R.id.fl_01,wexin_bar); transaction.add(R.id.fl_01,friend_bar); transaction.add(R.id.fl_01,contact_bar); transaction.add(R.id.fl_01,setting_bar); transaction.commit(); } // 找到相应区 private void intView(){ mTabWexin = findViewById(R.id.lay_01); mTabFriend = findViewById(R.id.lay_02); mTabContact = findViewById(R.id.lay_03); mTabSetting = findViewById(R.id.lay_04); mBtn_01 = findViewById(R.id.btn_01); mBtn_02 = findViewById(R.id.btn_02); mBtn_03 = findViewById(R.id.btn_03); mBtn_04 = findViewById(R.id.btn_04); } //根据i值选择 private void setSelectFragment(int i){ FragmentTransaction transaction = fm.beginTransaction(); //隐藏四个主体内容 hideFragment(transaction); //设置内容为亮的部分 switch (i){ case 0: transaction.show(wexin_bar); mBtn_01.setImageResource(R.drawable.tab_weixin_pressed); break; case 1: transaction.show(friend_bar); mBtn_02.setImageResource(R.drawable.tab_find_frd_pressed); break; case 2: transaction.show(contact_bar); mBtn_03.setImageResource(R.drawable.tab_address_pressed); break; case 3: transaction.show(setting_bar); mBtn_04.setImageResource(R.drawable.tab_settings_pressed); break; default: break; } transaction.commit(); } //隐藏 private void hideFragment(FragmentTransaction transaction) { transaction.hide(wexin_bar); transaction.hide(friend_bar); 

transaction.hide(contact_bar); transaction.hide(setting_bar); } //监听点击事件 @Override public void onClick(View v) { restImg(); switch (v.getId()){ case R.id.btn_01: setSelectFragment(0); break; case R.id.btn_02: setSelectFragment(1); break; case R.id.btn_03: setSelectFragment(2); break; case R.id.btn_04: setSelectFragment(3); default: break; } } public void restImg(){ mBtn_01.setImageResource(R.drawable.tab_weixin_normal); mBtn_02.setImageResource(R.drawable.tab_find_frd_normal); mBtn_03.setImageResource(R.drawable.tab_address_normal); mBtn_04.setImageResource(R.drawable.tab_settings_normal); } public void initEvent(){ mBtn_01.setOnClickListener(this); mBtn_02.setOnClickListener(this); mBtn_03.setOnClickListener(this); mBtn_04.setOnClickListener(this); } } WexinFragment.java package com.example.wexin; import android.annotation.TargetApi; import android.app.Fragment; import android.os.Build; import android.os.Bundle; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; /** * A simple {@link Fragment} subclass. */ @TargetApi(Build.VERSION_CODES.HONEYCOMB) public class WexinFragment extends Fragment { public WexinFragment() { // Required empty public constructor } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { //界面对象化 return inflater.inflate(R.layout.wexin_01,container,false); } } 

其他三个Fragment类似 ##最终页面展示 附上我的git：https://github.com/shakeboy/Android-Studio 作者：青春不再弱冠后