diff --git a/.idea/dictionaries/.xml b/.idea/dictionaries/.xml
index b7a9395..8ef0265 100644
--- a/.idea/dictionaries/.xml
+++ b/.idea/dictionaries/.xml
@@ -1,6 +1,7 @@
 <component name="ProjectDictionaryState">
   <dictionary name="盛洁">
     <words>
+      <w>descri</w>
       <w>sttmt</w>
     </words>
   </dictionary>
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 07c38dc..b79be0e 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,7 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="hunnu.sj.raise_money">
+
     <uses-permission android:name="android.permission.INTERNET" />
+
     <application
         android:allowBackup="true"
         android:icon="@drawable/img_2"
@@ -9,7 +11,8 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <activity android:name=".NewsContentActivity"></activity>
+        <activity android:name=".BrowseRecordActivity"></activity>
+        <activity android:name=".NewsContentActivity" />
         <activity android:name=".RegiteActivity" />
         <activity android:name=".SignInActivity">
             <intent-filter>
@@ -22,6 +25,7 @@
         <activity
             android:name=".MainActivity"
             android:label="@string/app_name"
+            android:launchMode="singleTask"
             android:theme="@style/AppTheme.NoActionBar" />
     </application>
 
diff --git a/app/src/main/java/hunnu/sj/raise_money/BrowseRecordActivity.java b/app/src/main/java/hunnu/sj/raise_money/BrowseRecordActivity.java
new file mode 100644
index 0000000..97250df
--- /dev/null
+++ b/app/src/main/java/hunnu/sj/raise_money/BrowseRecordActivity.java
@@ -0,0 +1,15 @@
+package hunnu.sj.raise_money;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.os.Bundle;
+
+public class BrowseRecordActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_browse_record);
+
+    }
+}
diff --git a/app/src/main/java/hunnu/sj/raise_money/DataBase/DatabaseHelper.java b/app/src/main/java/hunnu/sj/raise_money/DataBase/DatabaseHelper.java
index e5bd127..ca18397 100644
--- a/app/src/main/java/hunnu/sj/raise_money/DataBase/DatabaseHelper.java
+++ b/app/src/main/java/hunnu/sj/raise_money/DataBase/DatabaseHelper.java
@@ -13,7 +13,7 @@ public class DatabaseHelper {
     }
 
 
-    public static Connection getConnection(){
+    public static Connection getConnection(){//数据库连接池
         String username = "root";
         String password ="12345678";
         if(conn==null){
diff --git a/app/src/main/java/hunnu/sj/raise_money/DataBase/UserService.java b/app/src/main/java/hunnu/sj/raise_money/DataBase/UserService.java
index 143a1a3..9478733 100644
--- a/app/src/main/java/hunnu/sj/raise_money/DataBase/UserService.java
+++ b/app/src/main/java/hunnu/sj/raise_money/DataBase/UserService.java
@@ -1,10 +1,17 @@
 package hunnu.sj.raise_money.DataBase;
+import android.content.Context;
+
+import androidx.core.content.ContextCompat;
+
 import java.sql.Connection;
 import java.sql.PreparedStatement;
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.sql.Statement;
+import java.util.ArrayList;
 
+import hunnu.sj.raise_money.News;
+import hunnu.sj.raise_money.R;
 import hunnu.sj.raise_money.User;
 
 public class UserService {
@@ -13,6 +20,7 @@ public class UserService {
     public UserService(){
         this.db = DatabaseHelper.getDb();
     }
+
     public int login(String username,String password){
         conn = db.getConnection();
         Statement sttmt = null;
@@ -42,7 +50,7 @@ public class UserService {
     }
 
     public boolean register(User user){
-        conn = db.getConnection();
+        conn = db.getConnection();//将用户的信息上传到数据库，上传成功返回true，失败false
         try{
             String sql = "insert into user(username,password,role) values('"+user.getName()+"','"+user.getPasd()+"','"+user.getRole()+"')";
             Statement sttmt = conn.createStatement();
@@ -55,7 +63,7 @@ public class UserService {
         return false;
     }
 
-    public String getRole(String username){
+    public String getRole(String username){//从数据库获取用户的角色
         //SQLiteDatabase sdb=dbHelper.getReadableDatabase();
         String sql="select role from user where username = '" + username+"'";
         conn = db.getConnection();
@@ -73,4 +81,37 @@ public class UserService {
         return null;
     }
 
+    public boolean UploadInfo(News news){//用户上传信息到数据库，服务器
+        String sql = "insert into stu_info(name,descri) values('"+news.getTitle()+"','"+news.getDes() + "')";
+        conn = db.getConnection();
+        try{
+            Statement sttmt = conn.createStatement();
+            sttmt.executeUpdate(sql);
+            sttmt.close();
+            return true;
+        }catch (SQLException e){
+            e.printStackTrace();
+        }
+        return false;
+    }
+
+    public void getAllNews(Context context,ArrayList<News> list){
+        ArrayList<News> mlist = list;
+        String sql = "select * from stu_info";
+        conn = db.getConnection();
+        try{
+            Statement sttmt = conn.createStatement();
+            ResultSet rs = sttmt.executeQuery(sql);
+            while (rs.next()){
+                News news= new News();
+                news.setTitle(rs.getNString("name"));
+                news.setDes(rs.getNString("descri"));
+                news.setHead_icon(ContextCompat.getDrawable(context, R.drawable.ic_launcher_background));
+                list.add(news);
+            }
+        }catch(SQLException e){
+            e.printStackTrace();
+        }
+    }
+
 }
diff --git a/app/src/main/java/hunnu/sj/raise_money/MainActivity.java b/app/src/main/java/hunnu/sj/raise_money/MainActivity.java
index e68d474..c8a732e 100644
--- a/app/src/main/java/hunnu/sj/raise_money/MainActivity.java
+++ b/app/src/main/java/hunnu/sj/raise_money/MainActivity.java
@@ -1,6 +1,8 @@
 package hunnu.sj.raise_money;
 
+import android.content.Context;
 import android.content.Intent;
+import android.net.Uri;
 import android.os.Bundle;
 
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
@@ -9,6 +11,9 @@ import com.google.android.material.snackbar.Snackbar;
 import android.view.MenuItem;
 import android.view.View;
 
+import androidx.appcompat.app.ActionBarDrawerToggle;
+import androidx.core.content.ContextCompat;
+import androidx.fragment.app.ListFragment;
 import androidx.navigation.NavController;
 import androidx.navigation.Navigation;
 import androidx.navigation.ui.AppBarConfiguration;
@@ -22,13 +27,25 @@ import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
 
 import android.view.Menu;
+import android.widget.AdapterView;
+import android.widget.ListView;
 import android.widget.TextView;
 
-public class MainActivity extends AppCompatActivity {
-    private AppBarConfiguration mAppBarConfiguration;
+import java.util.ArrayList;
 
+public class MainActivity extends AppCompatActivity implements AdapterView.OnItemClickListener{
+    private AppBarConfiguration mAppBarConfiguration;
+    private Toolbar toolbar;
+    private ActionBarDrawerToggle mToggle;
+    private DrawerLayout mDrawerlayout;
+    private NavigationView navigationView;
+    private
     TextView menu_name;
     TextView menu_role;
+    ArrayList<News> list = new ArrayList<>();
+    Context mContext;
+    private NewsAdapter newsAdapter;
+    private ListView lv_news;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
 
@@ -37,9 +54,20 @@ public class MainActivity extends AppCompatActivity {
         Intent intent = getIntent();
         User user;
         user = (User) intent.getSerializableExtra("user");
-
         setContentView(R.layout.activity_main);
-        Toolbar toolbar = findViewById(R.id.toolbar);
+        mContext = this;
+        newsAdapter = new NewsAdapter(this,list);
+
+
+        init();
+        if(navigationView.getHeaderCount() > 0) {//设置侧滑栏的显示的值
+            View header = navigationView.getHeaderView(0);
+            TextView menu_name = header.findViewById(R.id.user_name);
+            TextView menu_role = header.findViewById(R.id.user_role);
+            menu_name.setText(user.getName());
+            menu_role.setText(user.getRole());
+        }
+        /*Toolbar toolbar = findViewById(R.id.toolbar);
         setSupportActionBar(toolbar);
         FloatingActionButton fab = findViewById(R.id.fab);
         fab.setOnClickListener(new View.OnClickListener() {
@@ -62,13 +90,47 @@ public class MainActivity extends AppCompatActivity {
         NavigationUI.setupActionBarWithNavController(this, navController, mAppBarConfiguration);
         NavigationUI.setupWithNavController(navigationView, navController);
 
-        if(navigationView.getHeaderCount() > 0) {
+        if(navigationView.getHeaderCount() > 0) {//设置侧滑栏的显示的值
             View header = navigationView.getHeaderView(0);
             TextView menu_name = header.findViewById(R.id.user_name);
             TextView menu_role = header.findViewById(R.id.user_role);
             menu_name.setText(user.getName());
             menu_role.setText(user.getRole());
-        }
+        }*/
+
+        //setContentView(R.layout.content_main);
+        //new UploadThread().start();
+        lv_news = findViewById(R.id.list);
+        lv_news.setAdapter(newsAdapter);
+        lv_news.setOnItemClickListener(this);
+        News news = new News();
+        news.setTitle("火箭发射成功");
+        news.setDes("地方上的房贷首付读书首付第三方的手房贷首付第三方的手负担");
+        news.setHead_icon(ContextCompat.getDrawable(this, R.drawable.ic_launcher_background));
+        list.add(news);
+        new UploadThread().start();
+    }
+
+
+    private void init(){
+        toolbar = (Toolbar) findViewById(R.id.toolbar);
+        mDrawerlayout = (DrawerLayout)findViewById(R.id.drawer_layout);
+        toolbar.setTitle("");
+        mToggle = new ActionBarDrawerToggle(this, mDrawerlayout, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
+        mDrawerlayout.addDrawerListener(mToggle);
+        mToggle.syncState();
+
+        mDrawerlayout.setDrawerListener(mToggle);
+        navigationView = findViewById(R.id.nav_view);
+    }
+    @Override//点击条目时调用该方法，parent指listview，position指条目位置
+    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+        News news = (News)parent.getItemAtPosition(position);
+        String url = "www.baidu.com";
+        Intent intent = new Intent();
+        intent.setAction(Intent.ACTION_VIEW);
+        intent.setData(Uri.parse(url));
+        startActivity(intent);
     }
 
     @Override
@@ -78,15 +140,30 @@ public class MainActivity extends AppCompatActivity {
         return true;
     }
 
-    @Override
-    public boolean onSupportNavigateUp() {
+    private class UploadThread extends Thread{
+        @Override
+        public void run() {
+            NewsUtils.getAllNews(mContext,list);
+            newsAdapter.notifyDataSetChanged();
+        }
+    }
+
+
+    /*public boolean onSupportNavigateUp() {
         NavController navController = Navigation.findNavController(this, R.id.nav_host_fragment);
         return NavigationUI.navigateUp(navController, mAppBarConfiguration)
                 || super.onSupportNavigateUp();
-    }
+    }*/
 
-    public void onNeedHelp(MenuItem item){
+    public void onNeedHelp(MenuItem item){//侧滑栏的item，用于提交信息
         Intent intent = new Intent(this, UploadActivity.class);
         startActivity(intent);
-    }//ssds
+    }
+
+    public void onBrowseDonateRecord(MenuItem item){
+        Intent intent = new Intent(this,BrowseRecordActivity.class);
+        startActivity(intent);
+    }
+
+
 }
diff --git a/app/src/main/java/hunnu/sj/raise_money/MyFragment.java b/app/src/main/java/hunnu/sj/raise_money/MyFragment.java
new file mode 100644
index 0000000..86e0fb5
--- /dev/null
+++ b/app/src/main/java/hunnu/sj/raise_money/MyFragment.java
@@ -0,0 +1,24 @@
+package hunnu.sj.raise_money;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.FrameLayout;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.navigation.fragment.NavHostFragment;
+
+public class MyFragment extends NavHostFragment {
+    @Nullable
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+        FrameLayout frameLayout = new FrameLayout(inflater.getContext());
+        // When added via XML, this has no effect (since this FrameLayout is given the ID
+        // automatically), but this ensures that the View exists as part of this Fragment's View
+        // hierarchy in cases where the NavHostFragment is added programmatically as is required
+        // for child fragment transactions
+        frameLayout.setId(getId());
+        return frameLayout;
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/hunnu/sj/raise_money/News.java b/app/src/main/java/hunnu/sj/raise_money/News.java
index 439f7a8..ce50abe 100644
--- a/app/src/main/java/hunnu/sj/raise_money/News.java
+++ b/app/src/main/java/hunnu/sj/raise_money/News.java
@@ -1,18 +1,30 @@
 package hunnu.sj.raise_money;
 
-public class News {
+import android.graphics.drawable.Drawable;
+import android.widget.ImageView;
+
+public class News {//主界面浏览的信息的类
     private String title;
-    private String content;
+    private String des;
+    private Drawable head_icon;
     public String getTitle() {
         return title;
     }
     public void setTitle(String title) {
         this.title = title;
     }
-    public String getContent() {
-        return content;
+    public String getDes() {
+        return des;
+    }
+    public void setDes(String content) {
+        this.des = content;
     }
-    public void setContent(String content) {
-        this.content = content;
+
+    public Drawable getHead_icon() {
+        return head_icon;
+    }
+
+    public void setHead_icon(Drawable head_icon) {
+        this.head_icon = head_icon;
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/hunnu/sj/raise_money/NewsAdapter.java b/app/src/main/java/hunnu/sj/raise_money/NewsAdapter.java
index 17174c6..918ed9e 100644
--- a/app/src/main/java/hunnu/sj/raise_money/NewsAdapter.java
+++ b/app/src/main/java/hunnu/sj/raise_money/NewsAdapter.java
@@ -1,31 +1,54 @@
 package hunnu.sj.raise_money;
 
 import android.content.Context;
-import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
+import android.widget.BaseAdapter;
+import android.widget.ImageView;
 import android.widget.TextView;
 
-import java.util.List;
+import java.util.ArrayList;
+//信息的适配器
+public class NewsAdapter extends BaseAdapter {
+    private ArrayList<News> list;
+    private Context context;
+    public NewsAdapter(Context context,ArrayList<News> list) {
 
-public class NewsAdapter extends ArrayAdapter<News> {
-    private int resourceId;
-    public NewsAdapter(Context context, int textViewResourceId, List<News> objects) {
-        super(context, textViewResourceId, objects);
-        resourceId = textViewResourceId;
+        this.context = context;
+        this.list = list;
     }
+
+    @Override
+    public int getCount() {
+        return list.size();
+    }
+
+    @Override
+    public Object getItem(int position){
+        return list.get(position);
+    }
+
+    @Override
+    public long getItemId(int position) {
+        return position;
+    }
+
     @Override
     public View getView(int position, View convertView, ViewGroup parent) {
-        News news = getItem(position);
-        View view;
-        if (convertView == null) {
-            view = LayoutInflater.from(getContext()).inflate(resourceId, null);
-        } else {
-            view = convertView;
+        View view = null;
+        if(convertView != null){
+            view  = convertView;
+        }else{
+            view = View.inflate(context,R.layout.info_item_layout,null);
         }
-        TextView newsTitleText =(TextView) view.findViewById(R.id.news_title);
-        newsTitleText.setText(news.getTitle());
+        ImageView item_icon = (ImageView) view.findViewById(R.id.item_head_icon);
+        TextView item_title = (TextView) view.findViewById(R.id.item_info_title);
+        TextView item_des = (TextView) view.findViewById(R.id.item_info_des);
+        News news = list.get(position);
+        item_icon.setImageDrawable(news.getHead_icon());
+        item_title.setText(news.getTitle());
+        item_des.setText(news.getDes());
+
         return view;
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/hunnu/sj/raise_money/NewsTitleFragment.java b/app/src/main/java/hunnu/sj/raise_money/NewsTitleFragment.java
deleted file mode 100644
index 1881d8d..0000000
--- a/app/src/main/java/hunnu/sj/raise_money/NewsTitleFragment.java
+++ /dev/null
@@ -1,69 +0,0 @@
-package hunnu.sj.raise_money;
-
-import android.app.Activity;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.AdapterView;
-import android.widget.ListView;
-import android.app.Fragment;
-
-import java.util.ArrayList;
-import java.util.List;
-
-public class NewsTitleFragment extends Fragment implements AdapterView.OnItemClickListener {
-    private ListView newsTitleListView;
-    private List<News> newsList;
-    private NewsAdapter adapter;
-    private boolean isTwoPane;
-    @Override
-    public void onAttach(Activity activity) {
-        super.onAttach(activity);
-        newsList = getNews(); // 初始化新闻数据
-        adapter = new NewsAdapter(activity, R.layout.news_item, newsList);
-    }
-    @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container,
-                             Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.fragment_news_title, container, false);
-        newsTitleListView = (ListView) view.findViewById(R.id.news_title_list_view);
-        newsTitleListView.setAdapter(adapter);
-        newsTitleListView.setOnItemClickListener(this);
-        return view;
-    }
-    @Override
-    public void onActivityCreated(Bundle savedInstanceState) {
-        super.onActivityCreated(savedInstanceState);
-        isTwoPane = false; // 可以找到news_content_layout布局时，为双页模式
-    }
-    @Override
-    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
-        News news = newsList.get(position);
-        if (isTwoPane) {
-            // 如果是双页模式，则刷新NewsContentFragment中的内容
-            NewsContentFragment newsContentFragment = (NewsContentFragment) getFragmentManager().findFragmentById(R.id.news_content_fragment);
-            newsContentFragment.refresh(news.getTitle(), news.getContent());
-        } else {
-            // 如果是单页模式，则直接启动NewsContentActivity
-            NewsContentActivity.actionStart(getActivity(), news.getTitle(), news.getContent());
-        }
-    }
-    private List<News> getNews() {
-        List<News> newsList = new ArrayList<News>();
-        News news1 = new News();
-        news1.setTitle("Succeed in College as a Learning Disabled Student");
-        news1.setContent("College freshmen will soon learn to live with a"
-                +"roommate, adjust to a new social scene and survive less-than-stellar"
-                +"dining hall food. Students with learning disabilities will face these"
-                +"transitions while also grappling with a few more hurdles.");
-        newsList.add(news1);
-        News news2 = new News();
-        news2.setTitle("Google Android exec poached by China's Xiaomi");
-        news2.setContent("China's Xiaomi has poached a key Google executive"+
-                "involved in the tech giant's Android phones, in a move seen as a coup"+
-                " for the rapidly growing Chinese smartphone maker.");
-        newsList.add(news2);
-        return newsList;
-    }
-}
\ No newline at end of file
diff --git a/app/src/main/java/hunnu/sj/raise_money/NewsUtils.java b/app/src/main/java/hunnu/sj/raise_money/NewsUtils.java
index 1c1f55d..f9e4954 100644
--- a/app/src/main/java/hunnu/sj/raise_money/NewsUtils.java
+++ b/app/src/main/java/hunnu/sj/raise_money/NewsUtils.java
@@ -2,11 +2,23 @@ package hunnu.sj.raise_money;
 
 import android.content.Context;
 
+import androidx.core.content.ContextCompat;
+
 import java.util.ArrayList;
 
+import hunnu.sj.raise_money.DataBase.UserService;
+
 public class NewsUtils {
-    public static ArrayList<News> getAllNews(Context context){//从数据库获取信息到本地
-        ArrayList<News> list = new ArrayList<News>();
-        return list;
+    public static void getAllNews(Context context,ArrayList<News> list){//从数据库获取信息到本地
+        UserService uService = new UserService();
+        uService.getAllNews(context,list);
+        /*for(int i = 0 ;i <100;i++)
+        {
+            News news = new News();
+            news.setTitle("火箭发射成功");
+            news.setDes("地方上的房贷首付读书首付第三方的手房贷首付第三方的手负担");
+            news.setHead_icon(ContextCompat.getDrawable(context, R.drawable.ic_launcher_background));
+            list.add(news);
+        }*/
     }
 }
diff --git a/app/src/main/java/hunnu/sj/raise_money/RegiteActivity.java b/app/src/main/java/hunnu/sj/raise_money/RegiteActivity.java
index 3be7ffc..ed29096 100644
--- a/app/src/main/java/hunnu/sj/raise_money/RegiteActivity.java
+++ b/app/src/main/java/hunnu/sj/raise_money/RegiteActivity.java
@@ -13,7 +13,7 @@ import android.widget.RadioButton;
 
 import hunnu.sj.raise_money.DataBase.UserService;
 
-
+//用户注册
 public class RegiteActivity extends AppCompatActivity {
     EditText user_name;
     EditText pass_word;
@@ -24,7 +24,7 @@ public class RegiteActivity extends AppCompatActivity {
     Handler rHandler = new Handler(){
         @Override
         public void handleMessage(@NonNull Message msg) {
-            super.handleMessage(msg);
+            super.handleMessage(msg);//用户在主线程中处理子线程发送回来的消息，更改控件内容
             String txt = (String) msg.obj;
             switch (msg.what){
                 case 0:
@@ -61,6 +61,7 @@ public class RegiteActivity extends AppCompatActivity {
         }else if(radio2.isChecked()){
             role = "贫困学生";
         }
+        //获取注册界面的控件
         new RegiteThread().start();
     }
 
@@ -69,10 +70,10 @@ public class RegiteActivity extends AppCompatActivity {
         public void run() {
             String username = user_name.getText().toString();
             String password = pass_word.getText().toString();
-            String repassword = repass_word.getText().toString();
+            String repassword = repass_word.getText().toString();//从控件获取字符
             UserService uService = new UserService();
-            Message message = rHandler.obtainMessage();
-            if(username.trim().equals("")){
+            Message message = rHandler.obtainMessage();//使用handler来处理信息
+            if(username.trim().equals("")){//一系列条件来判断是否可注册
                 message.what = 0;
                 message.obj = "请输入用户名";
                 rHandler.sendMessage(message);
@@ -87,13 +88,13 @@ public class RegiteActivity extends AppCompatActivity {
             }else if(uService.login(username,password)!=0){
                 message.what = 3;
                 message.obj = "用户已存在";
-                rHandler.sendMessage(message);
+                rHandler.sendMessage(message);//发送信息给handler
             }else{
                 User user = new User();
                 user.setName(username);
                 user.setPasd(password);
                 user.setRole(role);
-                uService.register(user);
+                uService.register(user);//注册
                 Intent intent = new Intent(RegiteActivity.this,SignInActivity.class);
                 startActivity(intent);
                 finish();
diff --git a/app/src/main/java/hunnu/sj/raise_money/SignInActivity.java b/app/src/main/java/hunnu/sj/raise_money/SignInActivity.java
index faceffb..e8db57e 100644
--- a/app/src/main/java/hunnu/sj/raise_money/SignInActivity.java
+++ b/app/src/main/java/hunnu/sj/raise_money/SignInActivity.java
@@ -13,6 +13,8 @@ import android.widget.Button;
 import android.widget.EditText;
 
 
+import java.util.ArrayList;
+
 import hunnu.sj.raise_money.DataBase.UserService;
 
 public class SignInActivity extends AppCompatActivity {
@@ -22,7 +24,7 @@ public class SignInActivity extends AppCompatActivity {
     EditText pswd;
     UserService uService;
     User user;
-    Handler mHandler  = new Handler(){
+    Handler mHandler  = new Handler(){//用于处理子线程传回的消息，对主线的UI进行修改
         int flag = -1;
         @Override
         public void handleMessage(@NonNull Message msg) {
@@ -65,16 +67,16 @@ public class SignInActivity extends AppCompatActivity {
     class LoginThread extends Thread{
         @Override
         public void run() {
-            int flag = -1;
+            int flag = -1;//先设置flag为-1
             String name = usnm.getText().toString();
             String pasd = pswd.getText().toString();
             //UserService uService = new UserService();
-            flag = uService.login(name,pasd);
+            flag = uService.login(name,pasd);//用login函数来判断用户输入的用户名与密码是否正确
             Message message = mHandler.obtainMessage();
             if(flag==0){
                 message.what = 0;
                 message.obj = "用户名不存在";
-                mHandler.sendMessage(message);
+                mHandler.sendMessage(message);//使用handler给主线程发送消息
             }else if(flag==1){
                 message.what = 1;
                 message.obj = "密码错误";
@@ -85,7 +87,7 @@ public class SignInActivity extends AppCompatActivity {
                 user.setPasd(pasd);
                 String role = uService.getRole(name);
                 user.setRole(role);
-                Bundle bundle = new Bundle();
+                Bundle bundle = new Bundle();//将类包装到bundle里，再放到intent里
                 bundle.putSerializable("user",user);
                 Intent intent =new Intent(SignInActivity.this,MainActivity.class);
                 intent.putExtras(bundle);
diff --git a/app/src/main/java/hunnu/sj/raise_money/UploadActivity.java b/app/src/main/java/hunnu/sj/raise_money/UploadActivity.java
index 5d78215..857aeda 100644
--- a/app/src/main/java/hunnu/sj/raise_money/UploadActivity.java
+++ b/app/src/main/java/hunnu/sj/raise_money/UploadActivity.java
@@ -3,21 +3,27 @@ package hunnu.sj.raise_money;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.core.content.FileProvider;
 
+import android.content.Context;
 import android.content.Intent;
 
 
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
+import android.os.Looper;
 import android.provider.MediaStore;
 import android.view.View;
 import android.widget.Button;
+import android.widget.EditText;
 import android.widget.ImageView;
+import android.widget.TextView;
+import android.widget.Toast;
 
 import java.io.File;
 import java.io.IOException;
 import java.net.URI;
 
+import hunnu.sj.raise_money.DataBase.UserService;
 import hunnu.sj.raise_money.R;
 
 public class UploadActivity extends AppCompatActivity {
@@ -25,14 +31,18 @@ public class UploadActivity extends AppCompatActivity {
     private ImageView stu_pic;
     private ImageView[] stu_src;
     private Uri imageUri;
+    private EditText info_name;
+    private EditText info_desc;
+    private Context context;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_upload);
-        stu_pic = findViewById(R.id.stu_pic);
+        context = this;
+        //stu_pic = findViewById(R.id.stu_pic);
     }
 
-    protected void onUploadPic(View view){
+    public void onUploadPic(View view){
         /*File outputImage = new File(getExternalCacheDir(),"output_image.jpg");
         try {
             if(outputImage.exists()){
@@ -48,9 +58,38 @@ public class UploadActivity extends AppCompatActivity {
             imageUri = Uri.fromFile(outputImage);
         }*/
 
-        Intent intent = new Intent(Intent.ACTION_PICK,null);
+        /*Intent intent = new Intent(Intent.ACTION_PICK,null);
         intent.setDataAndType(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,"image/*");
-        startActivityForResult(intent,1);
+        startActivityForResult(intent,1);*/
+        info_name = findViewById(R.id.info_name);
+        info_desc = findViewById(R.id.info_desc);
+        new UploadThread().start();
+    }
+
+
+    private class UploadThread extends Thread{
+        @Override
+        public void run() {
+            String name = info_name.getText().toString();
+            String desc = info_desc.getText().toString();
+            News news  = new News();
+            news.setTitle(name);
+            news.setDes(desc);
+            UserService uService = new UserService();
+            if(uService.UploadInfo(news)){
+                Looper.prepare();
+                Toast toast =Toast.makeText(context,"信息上传成功",Toast.LENGTH_SHORT);
+                toast.show();
+                Intent intent = new Intent(UploadActivity.this,MainActivity.class);
+                startActivity(intent);
+                Looper.loop();
+            }else{
+                Looper.prepare();
+                Toast toast =Toast.makeText(context,"信息上传失败",Toast.LENGTH_SHORT);
+                toast.show();
+                Looper.loop();
+            }
+        }
     }
 
     private void onLoadPic(){
diff --git a/app/src/main/res/layout/activity_browse_record.xml b/app/src/main/res/layout/activity_browse_record.xml
new file mode 100644
index 0000000..74a7e77
--- /dev/null
+++ b/app/src/main/res/layout/activity_browse_record.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".BrowseRecordActivity">
+
+    <ListView
+        android:id="@+id/lv_browse_denate_record"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 3c36b67..3049db9 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -7,7 +7,7 @@
     android:layout_height="match_parent"
     android:fitsSystemWindows="true"
     tools:openDrawer="start">
-
+    <!--侧滑栏的布局-->
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
diff --git a/app/src/main/res/layout/activity_registe.xml b/app/src/main/res/layout/activity_registe.xml
index 41dc5a6..11a16cc 100644
--- a/app/src/main/res/layout/activity_registe.xml
+++ b/app/src/main/res/layout/activity_registe.xml
@@ -5,7 +5,7 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     tools:context=".RegiteActivity">
-
+    <!--注册界面的布局-->
     <EditText
         android:id="@+id/user_name"
         android:layout_width="wrap_content"
diff --git a/app/src/main/res/layout/activity_signin.xml b/app/src/main/res/layout/activity_signin.xml
index ce22a54..4717d7b 100644
--- a/app/src/main/res/layout/activity_signin.xml
+++ b/app/src/main/res/layout/activity_signin.xml
@@ -6,7 +6,7 @@
     android:layout_height="match_parent"
     android:background="@drawable/beijin"
     tools:context=".Initial">
-
+    <!--登录界面的布局-->
     <EditText
         android:id="@+id/user_name"
         android:layout_width="wrap_content"
diff --git a/app/src/main/res/layout/activity_upload.xml b/app/src/main/res/layout/activity_upload.xml
index f22c064..b56b4d2 100644
--- a/app/src/main/res/layout/activity_upload.xml
+++ b/app/src/main/res/layout/activity_upload.xml
@@ -5,7 +5,7 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     tools:context=".UploadActivity">
-
+    <!--上传信息的布局(暂时)-->
     <ScrollView
         android:layout_width="match_parent"
         android:layout_height="match_parent">
@@ -34,7 +34,6 @@
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_marginLeft="@android:dimen/app_icon_size"
-                    android:onClick="onUploadPic"
                     android:text="上传图片" />
             </LinearLayout>
 
@@ -44,7 +43,15 @@
                 android:orientation="vertical">
 
                 <EditText
-                    android:id="@+id/editText"
+                    android:id="@+id/info_name"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:ems="10"
+                    android:hint="姓名"
+                    android:inputType="textPersonName" />
+
+                <EditText
+                    android:id="@+id/info_desc"
                     android:layout_width="fill_parent"
                     android:layout_height="125dp"
                     android:layout_marginTop="@dimen/activity_horizontal_margin"
@@ -104,6 +111,7 @@
                     android:layout_height="wrap_content"
                     android:layout_marginTop="@dimen/activity_horizontal_margin"
                     android:gravity="center"
+                    android:onClick="onUploadPic"
                     android:text="提交" />
             </LinearLayout>
 
diff --git a/app/src/main/res/layout/content_main.xml b/app/src/main/res/layout/content_main.xml
index 175e74d..38b0b54 100644
--- a/app/src/main/res/layout/content_main.xml
+++ b/app/src/main/res/layout/content_main.xml
@@ -6,21 +6,17 @@
     android:layout_height="match_parent"
     app:layout_behavior="@string/appbar_scrolling_view_behavior"
     tools:showIn="@layout/app_bar_main">
+    <!--主界面的布局(新闻)-->
 
-    <fragment
-        android:id="@+id/nav_host_fragment"
-        android:name="androidx.navigation.fragment.NavHostFragment"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        app:defaultNavHost="true"
-        app:layout_constraintLeft_toLeftOf="parent"
-        app:layout_constraintRight_toRightOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:navGraph="@navigation/mobile_navigation" />
+    <ListView
+        android:id="@+id/list"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" >
+
+    </ListView>
 
-    <fragment
-        android:id="@+id/fragment"
-        android:name="hunnu.sj.raise_money.NewsContentFragment"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content" />
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/info_item_layout.xml b/app/src/main/res/layout/info_item_layout.xml
new file mode 100644
index 0000000..18442c9
--- /dev/null
+++ b/app/src/main/res/layout/info_item_layout.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingTop="20dp"
+    android:paddingBottom="20dp"
+    android:orientation="horizontal" >
+
+    <ImageView
+        android:id="@+id/item_head_icon"
+        android:layout_width="68dp"
+        android:layout_height="68dp"
+        android:layout_gravity="center"
+        android:layout_marginRight="10dp"
+        app:srcCompat="@mipmap/ic_launcher" />
+    <LinearLayout
+        android:layout_gravity="center"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical" >
+        <TextView
+            android:singleLine="true"
+            android:id="@+id/item_info_title"
+            android:layout_width="fill_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginBottom="3dp"
+            android:text="title"
+            android:textColor="#000000"
+            android:textSize="16sp" />
+        <TextView
+            android:maxLines="2"
+            android:id="@+id/item_info_des"
+            android:layout_width="fill_parent"
+            android:layout_height="wrap_content"
+            android:text="des"
+            android:textColor="#666666"
+            android:textSize="13sp" />
+    </LinearLayout>
+</LinearLayout>
diff --git a/app/src/main/res/layout/nav_header_main.xml b/app/src/main/res/layout/nav_header_main.xml
index 971e2bb..8c82b31 100644
--- a/app/src/main/res/layout/nav_header_main.xml
+++ b/app/src/main/res/layout/nav_header_main.xml
@@ -12,7 +12,7 @@
     android:paddingRight="@dimen/activity_horizontal_margin"
     android:paddingBottom="@dimen/activity_vertical_margin"
     android:theme="@style/ThemeOverlay.AppCompat.Dark">
-
+    <!--侧滑栏用户头像-->
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
diff --git a/app/src/main/res/layout/news_content.xml b/app/src/main/res/layout/news_content.xml
index 848cbf6..89948f4 100644
--- a/app/src/main/res/layout/news_content.xml
+++ b/app/src/main/res/layout/news_content.xml
@@ -8,4 +8,5 @@
         android:name="hunnu.sj.raise_money.NewsContentFragment"
         android:layout_width="match_parent"
         android:layout_height="wrap_content" />
+
 </LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/menu/activity_main_drawer.xml b/app/src/main/res/menu/activity_main_drawer.xml
index 4cc23e1..ad72dc7 100644
--- a/app/src/main/res/menu/activity_main_drawer.xml
+++ b/app/src/main/res/menu/activity_main_drawer.xml
@@ -4,4 +4,8 @@
         android:id="@+id/needhelp"
         android:onClick="onNeedHelp"
         android:title="@string/need_help" />
+    <item
+        android:id="@+id/browse_donate_record"
+        android:onClick="onBrowseDonateRecord"
+        android:title="@string/browse_donate_record" />
 </menu>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 3e41eed..ffaf46f 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -17,6 +17,7 @@
     <string name="menu_role">用户角色</string>
     <string name="menu_pic">HeadPortrait</string>
     <string name="need_help">申请帮助</string>
+    <string name="browse_donate_record">查看捐款记录</string>
     <string name="on_upload_pic">onUploadPic</string>
 
     <!-- TODO: Remove or change this placeholder text -->