diff --git a/src/app/src/main/java/com/example/sleep/EditScreen.java b/src/app/src/main/java/com/example/sleep/EditScreen.java
new file mode 100644
index 0000000..ebbadb7
--- /dev/null
+++ b/src/app/src/main/java/com/example/sleep/EditScreen.java
@@ -0,0 +1,94 @@
+package com.example.sleep;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.support.v4.app.FragmentActivity;
+import android.text.TextUtils;
+import android.util.Base64;
+import android.view.View;
+import android.widget.EditText;
+import android.widget.ImageView;
+import android.widget.Toast;
+
+import com.example.sleep.database.dao.DatabaseManager;
+
+import java.io.ByteArrayOutputStream;
+
+public class EditScreen extends FragmentActivity {
+    private ImageView showImage;
+    private ImageView postImage;
+    private String imageUrl;
+    private EditText messageEdit;
+    private Bitmap bitmap;
+
+    @Override
+    protected void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.event_content_activity);
+
+        Bundle extras = getIntent().getExtras();
+        boolean isPhoto = getIntent().getBooleanExtra("isPhoto", false);
+
+        postImage = findViewById(R.id.event_content_post);
+        messageEdit = findViewById(R.id.event_content);
+        showImage = findViewById(R.id.event_image);
+
+        // 根据传入的数据决定是否显示图片
+        if (isPhoto) {
+            imageUrl = getIntent().getStringExtra("bitmapImageString");
+            Bitmap bitmap = BitmapFactory.decodeFile(imageUrl);
+            showImage.setImageBitmap(bitmap);
+        } else {
+            if (extras != null) {
+                bitmap = extras.getParcelable("bitmapImage");
+                if (bitmap != null) {
+                    showImage.setImageBitmap(bitmap);
+                }
+            }
+        }
+
+        postImage.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                String message = messageEdit.getText().toString();
+                if (TextUtils.isEmpty(message)) {
+                    Toast.makeText(EditScreen.this, "请添加消息", Toast.LENGTH_SHORT).show();
+                    return;
+                }
+
+                // 从SharedPreferences获取用户名
+                SharedPreferences sharedPreferences = EditScreen.this.getSharedPreferences("MyPreferences", Context.MODE_PRIVATE);
+                String retrievedUserName = sharedPreferences.getString("UserNameKey", "DefaultUserName");
+
+                // 打开数据库管理器
+                DatabaseManager manager = new DatabaseManager(EditScreen.this);
+                manager.open();
+
+                // 根据是否是照片贴文，将消息和图片信息保存到数据库
+                if (isPhoto) {
+                    manager.postMood(retrievedUserName, message, imageUrl);
+                } else {
+                    String bitmapUrl = bitmapToBase64(bitmap);
+                    manager.postMood(retrievedUserName, message, bitmapUrl);
+                }
+
+                // 关闭数据库管理器
+                manager.close();
+
+                finish();
+            }
+        });
+    }
+
+    // 将Bitmap转换为Base64编码的字符串
+    public String bitmapToBase64(Bitmap bitmap) {
+        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
+        bitmap.compress(Bitmap.CompressFormat.PNG, 100, byteArrayOutputStream);
+        byte[] byteArray = byteArrayOutputStream.toByteArray();
+        return Base64.encodeToString(byteArray, Base64.DEFAULT);
+    }
+}
diff --git a/src/app/src/main/java/com/example/sleep/Event.java b/src/app/src/main/java/com/example/sleep/Event.java
new file mode 100644
index 0000000..cd4d433
--- /dev/null
+++ b/src/app/src/main/java/com/example/sleep/Event.java
@@ -0,0 +1,122 @@
+package com.example.sleep;
+
+import java.io.Serializable;
+import java.util.List;
+
+import java.io.Serializable;
+import java.util.List;
+
+// 事件类
+public class Event implements Serializable {
+    public String id;            // 事件的唯一标识符
+    public String title;         // 事件的标题
+    public String des;           // 事件的描述
+    public String imageUrl;      // 事件的图片URL
+    public List<EventContent> contents;  // 包含事件内容的列表
+
+    // 事件类构造函数
+    public Event(String id, String title, String des, String imageUrl, List<EventContent> contents) {
+        this.id = id;
+        this.title = title;
+        this.des = des;
+        this.imageUrl = imageUrl;
+        this.contents = contents;
+    }
+
+    // 无参构造函数
+    public Event() {
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(String title) {
+        this.title = title;
+    }
+
+    public String getDes() {
+        return des;
+    }
+
+    public void setDes(String des) {
+        this.des = des;
+    }
+
+    public String getImageUrl() {
+        return imageUrl;
+    }
+
+    public void setImageUrl(String imageUrl) {
+        this.imageUrl = imageUrl;
+    }
+
+    public List<EventContent> getContents() {
+        return contents;
+    }
+
+    public void setContents(List<EventContent> contents) {
+        this.contents = contents;
+    }
+}
+
+// 事件内容类
+class EventContent implements Serializable {
+    public String contentId;  // 内容的唯一标识符
+    public String userId;     // 用户的唯一标识符，与事件内容关联
+    public String content;    // 事件的具体内容
+    public String userName;   // 用户的名字
+
+    // 事件内容类构造函数
+    public EventContent(String contentId, String userId, String content, String userName) {
+        this.contentId = contentId;
+        this.userId = userId;
+        this.content = content;
+        this.userName = userName;
+    }
+
+    // 无参构造函数
+    public EventContent() {
+    }
+
+    public String getContentId() {
+        return contentId;
+    }
+
+    public void setContentId(String contentId) {
+        this.contentId = contentId;
+    }
+
+    public String getUserId() {
+        return userId;
+    }
+
+    public void setUserId(String userId) {
+        this.userId = userId;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+
+    public String getUserName() {
+        return userName;
+    }
+
+    public void setUserName(String userName) {
+        this.userName = userName;
+    }
+}
+
diff --git a/src/app/src/main/java/com/example/sleep/ItemModel.java b/src/app/src/main/java/com/example/sleep/ItemModel.java
new file mode 100644
index 0000000..dc82b19
--- /dev/null
+++ b/src/app/src/main/java/com/example/sleep/ItemModel.java
@@ -0,0 +1,22 @@
+package com.example.sleep;
+
+public class ItemModel {
+    private String imageUrl;  // 用于存储图像URL或资源标识符
+    private String text;      // 用于存储文本信息
+
+    // 构造函数，用于创建 ItemModel 对象并初始化其属性
+    public ItemModel(String imageUrl, String text) {
+        this.imageUrl = imageUrl;
+        this.text = text;
+    }
+
+    // 获取图像URL或资源标识符的方法
+    public String getImageResId() {
+        return imageUrl;
+    }
+
+    // 获取文本信息的方法
+    public String getText() {
+        return text;
+    }
+}
diff --git a/src/app/src/main/java/com/example/sleep/MyAdapter.java b/src/app/src/main/java/com/example/sleep/MyAdapter.java
new file mode 100644
index 0000000..b79db4f
--- /dev/null
+++ b/src/app/src/main/java/com/example/sleep/MyAdapter.java
@@ -0,0 +1,82 @@
+package com.example.sleep;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.support.annotation.NonNull;
+import android.support.v7.widget.RecyclerView;
+import android.util.Base64;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import java.util.List;
+
+public class MyAdapter extends RecyclerView.Adapter<MyAdapter.MyViewHolder> {
+
+    private List<ItemModel> dataList; // 数据列表
+    private Context context; // 上下文对象
+
+    public MyAdapter(Context context, List<ItemModel> dataList) {
+        this.context = context;
+        this.dataList = dataList;
+    }
+
+    public void setDataList(List<ItemModel> dataList) {
+        this.dataList = dataList;
+    }
+
+    @NonNull
+    @Override
+    public MyViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        View itemView = LayoutInflater.from(context).inflate(R.layout.item_layout, parent, false);
+        return new MyViewHolder(itemView);
+    }
+
+    @Override
+    public void onBindViewHolder(@NonNull MyViewHolder holder, int position) {
+        ItemModel item = dataList.get(position);
+        holder.textView.setText("用户评论: " + item.getText());
+
+        // 尝试从文件中加载图片，如果失败则从Base64字符串解码为Bitmap
+        Bitmap bitmap;
+        try {
+            bitmap = BitmapFactory.decodeFile(item.getImageResId());
+        } catch (Exception e) {
+            bitmap = base64ToBitmap(item.getImageResId());
+        }
+
+        if (bitmap == null) {
+            bitmap = base64ToBitmap(item.getImageResId());
+        }
+
+        holder.imageView.setImageBitmap(bitmap);
+    }
+
+    public Bitmap base64ToBitmap(String base64Encoded) {
+        byte[] decodedByte = Base64.decode(base64Encoded, 0);
+        return BitmapFactory.decodeByteArray(decodedByte, 0, decodedByte.length);
+    }
+
+    @Override
+    public int getItemCount() {
+        if (dataList == null) {
+            return 0;
+        }
+        return dataList.size();
+    }
+
+    static class MyViewHolder extends RecyclerView.ViewHolder {
+        ImageView imageView;
+        TextView textView;
+
+        MyViewHolder(@NonNull View itemView) {
+            super(itemView);
+            imageView = itemView.findViewById(R.id.imageView);
+            textView = itemView.findViewById(R.id.textView);
+        }
+    }
+}
diff --git a/src/app/src/main/java/com/example/sleep/MySharedPreferences.java b/src/app/src/main/java/com/example/sleep/MySharedPreferences.java
new file mode 100644
index 0000000..e429228
--- /dev/null
+++ b/src/app/src/main/java/com/example/sleep/MySharedPreferences.java
@@ -0,0 +1,31 @@
+package com.example.sleep;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+
+public class MySharedPreferences {
+    private static final String PREF_NAME = "MyAppPreferences";  // SharedPreferences 的名称
+    private static final String KEY_HOURS = "hours";  // 用于存储小时的键名
+    private static final String KEY_MINUTES = "minutes";  // 用于存储分钟的键名
+
+    // 保存小时和分钟到 SharedPreferences
+    public static void saveTime(Context context, int hours, int minutes) {
+        SharedPreferences sharedPreferences = context.getSharedPreferences(PREF_NAME, Context.MODE_PRIVATE);  // 获取 SharedPreferences 对象
+        SharedPreferences.Editor editor = sharedPreferences.edit();  // 获取 SharedPreferences 编辑器
+        editor.putInt(KEY_HOURS, hours);  // 存储小时数据
+        editor.putInt(KEY_MINUTES, minutes);  // 存储分钟数据
+        editor.apply();  // 提交数据更改
+    }
+
+    // 从 SharedPreferences 中获取小时
+    public static int getHours(Context context) {
+        SharedPreferences sharedPreferences = context.getSharedPreferences(PREF_NAME, Context.MODE_PRIVATE);  // 获取 SharedPreferences 对象
+        return sharedPreferences.getInt(KEY_HOURS, 0);  // 获取存储的小时数据，默认值为 0，表示如果没有存储的值，则返回 0
+    }
+
+    // 从 SharedPreferences 中获取分钟
+    public static int getMinutes(Context context) {
+        SharedPreferences sharedPreferences = context.getSharedPreferences(PREF_NAME, Context.MODE_PRIVATE);  // 获取 SharedPreferences 对象
+        return sharedPreferences.getInt(KEY_MINUTES, 0);  // 获取存储的分钟数据，默认值为 0，表示如果没有存储的值，则返回 0
+    }
+}
diff --git a/src/app/src/main/java/com/example/sleep/Share.java b/src/app/src/main/java/com/example/sleep/Share.java
new file mode 100644
index 0000000..3821da4
--- /dev/null
+++ b/src/app/src/main/java/com/example/sleep/Share.java
@@ -0,0 +1,235 @@
+package com.example.sleep;
+
+import static android.app.Activity.RESULT_OK;
+
+import android.Manifest;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.pm.PackageManager;
+import android.database.Cursor;
+import android.graphics.Bitmap;
+import android.net.Uri;
+import android.os.Bundle;
+import android.provider.MediaStore;
+import android.support.design.widget.BottomSheetDialog;
+import android.support.v4.app.ActivityCompat;
+import android.support.v4.app.Fragment;
+import android.support.v4.content.ContextCompat;
+import android.support.v7.widget.LinearLayoutManager;
+import android.support.v7.widget.RecyclerView;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+
+import com.example.sleep.database.dao.DatabaseManager;
+
+import java.io.File;
+import java.util.List;
+
+public class Share extends Fragment {
+    private static final int RESULT_LOAD_IMAGE = 111;
+    private static final int MY_PERMISSIONS_REQUEST_READ_EXTERNAL_STORAGE = 222;
+
+    private ImageView eventPostImage;
+
+    private static final int MY_PERMISSIONS_REQUEST_CAMERA = 3;
+
+    private static final int REQUEST_IMAGE_CAPTURE = 1;
+
+    private Bitmap imageBitmap;
+    private RecyclerView eventRl;
+    private MyAdapter adapter;
+    private List<ItemModel> dataList;
+
+    // 在Fragment的onCreateView方法中初始化RecyclerView并设置适配器
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        Log.i("11111", "onCreateView");
+        View view = inflater.inflate(R.layout.event_content, container, false);
+        eventRl = view.findViewById(R.id.rl);
+        eventPostImage = view.findViewById(R.id.event_image);
+
+        eventPostImage.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                // 当点击事件被触发时，显示底部对话框
+                if (true) {  // 在这里应该有条件检查
+                    showDialog();
+                }
+            }
+        });
+
+        initData();
+        return view;
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        Log.i("11111", "onResume");
+        SharedPreferences sharedPreferences = getActivity().getSharedPreferences("MyPreferences", Context.MODE_PRIVATE);
+        String retrievedUserName = sharedPreferences.getString("UserNameKey", "DefaultUserName");
+        loadData(retrievedUserName);
+        adapter.setDataList(dataList);
+        adapter.notifyDataSetChanged();
+    }
+
+    private void initData() {
+        eventRl.setLayoutManager(new LinearLayoutManager(getActivity()));
+        /*SharedPreferences sharedPreferences = getActivity().getSharedPreferences("MyPreferences", Context.MODE_PRIVATE);
+        String retrievedUserName = sharedPreferences.getString("UserNameKey", "DefaultUserName");
+        loadData(retrievedUserName);  // 初始化数据*/
+
+        adapter = new MyAdapter(getActivity(), dataList);
+        eventRl.setAdapter(adapter);
+    }
+
+    private void loadData(String username) {
+        DatabaseManager manager = new DatabaseManager(getActivity());
+        manager.open();
+        dataList = manager.getUserNameEvent(username);
+    }
+
+    private void showDialog() {
+        // 显示底部对话框
+        BottomSheetDialog bottomSheetDialog = new BottomSheetDialog(getActivity());
+        View bottomSheetView = LayoutInflater.from(getActivity()).inflate(R.layout.fragment_bottom_sheet_dialog, null);
+        bottomSheetDialog.setContentView(bottomSheetView);
+
+        bottomSheetView.findViewById(R.id.btn_take_photo).setOnClickListener(v -> {
+            // 处理拍摄按钮点击事件
+            if (ContextCompat.checkSelfPermission(getActivity(), Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED) {
+                // 请求相机权限
+                ActivityCompat.requestPermissions(getActivity(), new String[]{Manifest.permission.CAMERA}, MY_PERMISSIONS_REQUEST_CAMERA);
+            } else {
+                openCamera();
+            }
+
+            bottomSheetDialog.dismiss();
+        });
+
+        bottomSheetView.findViewById(R.id.btn_choose_from_gallery).setOnClickListener(v -> {
+            // 处理从相册中选择按钮点击事件
+            if (ContextCompat.checkSelfPermission(getActivity(), Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
+                // 请求读取外部存储权限
+                ActivityCompat.requestPermissions(getActivity(), new String[]{Manifest.permission.READ_EXTERNAL_STORAGE}, MY_PERMISSIONS_REQUEST_READ_EXTERNAL_STORAGE);
+            } else {
+                // 权限已经授予，进入图片选择流程
+                dispatchChoosePictureIntent();
+            }
+
+            bottomSheetDialog.dismiss();
+        });
+
+        bottomSheetView.findViewById(R.id.btn_cancel).setOnClickListener(v -> {
+            bottomSheetDialog.dismiss();  // 关闭对话框
+        });
+
+        bottomSheetDialog.show();
+    }
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
+        switch (requestCode) {
+            case MY_PERMISSIONS_REQUEST_CAMERA: {
+                if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                    // 用户授予了相机权限，可以拍照
+                    openCamera();
+                } else {
+                    // 用户拒绝了相机权限
+                }
+            }
+            case MY_PERMISSIONS_REQUEST_READ_EXTERNAL_STORAGE: {
+                if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                    // 用户授予了读取外部存储权限
+                    dispatchChoosePictureIntent();
+                } else {
+                    // 用户拒绝了读取外部存储权限
+                }
+            }
+        }
+    }
+
+    private void dispatchChoosePictureIntent() {
+        if (true) {
+            // 从相册中选择图片
+            Intent intent = new Intent(Intent.ACTION_PICK, MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
+            startActivityForResult(intent, RESULT_LOAD_IMAGE);
+            return;
+        }
+
+        // 创建拍照和选择图片的Intent
+        Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
+        Intent pickPictureIntent = new Intent(Intent.ACTION_PICK, MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
+
+        Intent chooserIntent = new Intent(Intent.ACTION_CHOOSER);
+        chooserIntent.putExtra(Intent.EXTRA_INTENT, pickPictureIntent);
+        chooserIntent.putExtra(Intent.EXTRA_TITLE, "选择图片");
+
+        if (takePictureIntent.resolveActivity(getActivity().getPackageManager()) != null) {
+            // 创建拍照所需的文件
+            File photoFile = null;
+            if (photoFile != null) {
+                chooserIntent.putExtra(Intent.EXTRA_INITIAL_INTENTS, new Intent[]{takePictureIntent});
+            }
+        }
+    }
+
+    private void openCamera() {
+        // 打开相机应用拍照
+        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
+        if (intent.resolveActivity(getActivity().getPackageManager()) != null) {
+            startActivityForResult(intent, REQUEST_IMAGE_CAPTURE);
+        }
+    }
+
+    @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+        if (resultCode == RESULT_OK) {
+            if (requestCode == REQUEST_IMAGE_CAPTURE) {
+                // 处理相机返回的数据
+                Bundle extras = data.getExtras();
+                imageBitmap = (Bitmap) extras.get("data");
+
+                // 启动新Activity并传递拍摄的图片
+                Intent intent = new Intent();
+                Bundle bundle = new Bundle();
+                bundle.putParcelable("bitmapImage", imageBitmap);
+                intent.putExtra("isPhoto", false);
+                intent.putExtras(bundle);
+                intent.setClass(getActivity(), EditScreen.class);
+                startActivity(intent);
+            } else if (requestCode == RESULT_LOAD_IMAGE && resultCode == RESULT_OK && null != data) {
+                Uri selectedImageUri = data.getData();
+
+                // 处理URI获取图片路径或者直接存储URI
+                // ...
+
+                // 如果你想获取图片的实际文件路径，可以如此操作
+                String[] filePathColumn = {MediaStore.Images.Media.DATA};
+                Cursor cursor = getActivity().getContentResolver().query(selectedImageUri, filePathColumn, null, null, null);
+                if (cursor != null && cursor.moveToFirst()) {
+                    int columnIndex = cursor.getColumnIndexOrThrow(filePathColumn[0]);
+                    String picturePath = cursor.getString(columnIndex);
+                    cursor.close();
+
+                    // 将图片路径保存到数据库
+                    // saveImagePathToDatabase(picturePath);
+                    // 使用 imageBitmap ...
+                    Intent intent = new Intent();
+                    intent.putExtra("bitmapImageString", picturePath);
+                    intent.putExtra("isPhoto", true);
+                    intent.setClass(getActivity(), EditScreen.class);
+                    startActivity(intent);
+                }
+
+                // 或者，可以保存URI.toString()到数据库
+                // saveImageUriToDatabase(selectedImageUri.toString());
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/app/src/main/java/com/example/sleep/recyclerView/Trace.java b/src/app/src/main/java/com/example/sleep/recyclerView/Trace.java
new file mode 100644
index 0000000..0edab9d
--- /dev/null
+++ b/src/app/src/main/java/com/example/sleep/recyclerView/Trace.java
@@ -0,0 +1,22 @@
+package com.example.sleep.recyclerView;
+
+/**
+ * 用来绘制记录的类
+ */
+public class Trace {
+    private String Date; // 记录的日期
+    private String Time; // 记录的时间
+
+    public Trace(String mDate, String mTime) {
+        this.Date = mDate;
+        this.Time = mTime;
+    }
+
+    public String getDate() {
+        return Date;
+    }
+
+    public String getTime() {
+        return Time;
+    }
+}
diff --git a/src/app/src/main/java/com/example/sleep/recyclerView/TraceListAdapter.java b/src/app/src/main/java/com/example/sleep/recyclerView/TraceListAdapter.java
new file mode 100644
index 0000000..1eefeb0
--- /dev/null
+++ b/src/app/src/main/java/com/example/sleep/recyclerView/TraceListAdapter.java
@@ -0,0 +1,119 @@
+package com.example.sleep.recyclerView;
+
+import android.content.Context;
+import android.content.Intent;
+import android.support.annotation.NonNull;
+import android.support.v7.widget.RecyclerView;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.example.sleep.R;
+import com.example.sleep.SleepresultScreen;
+
+import java.util.List;
+
+public class TraceListAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
+    private LayoutInflater inflater;
+    private List<Trace> traceList;
+    private Context context;
+    private String date;
+
+    public class ViewHolder extends RecyclerView.ViewHolder {
+        private TextView mDate, mTime;
+        private TextView mTopLine;
+        private ImageView mDot;
+
+        ViewHolder(View itemView) {
+            super(itemView);
+            mDate = itemView.findViewById(R.id.Date);
+            mTime = itemView.findViewById(R.id.Time);
+            mTopLine = itemView.findViewById(R.id.TopLine);
+            mDot = itemView.findViewById(R.id.Dot);
+        }
+
+        void bindHolder(Trace trace) {
+            mDate.setText(trace.getDate());
+            mTime.setText(trace.getTime());
+        }
+    }
+
+    public TraceListAdapter(Context context, List<Trace> traceList, String date) {
+        // 构造函数，初始化适配器的数据
+        this.context = context;
+        inflater = LayoutInflater.from(context);
+        this.traceList = traceList;
+        this.date = date;
+    }
+
+    @Override
+    @NonNull
+    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
+        // 创建并返回记录项的 ViewHolder
+        return new ViewHolder(inflater.inflate(R.layout.list_cell, parent, false));
+    }
+
+    /**
+     * 绘制记录
+     *
+     * @param holder   记录的holder
+     * @param position 记录的位置
+     */
+    @Override
+    public void onBindViewHolder(@NonNull final RecyclerView.ViewHolder holder, int position) {
+        ViewHolder itemHolder = (ViewHolder) holder;
+        if (position == 0) {
+            // 第一行头的竖线不显示
+            itemHolder.mTopLine.setVisibility(View.INVISIBLE);
+            itemHolder.mDot.setBackgroundResource(R.drawable.timeline);
+        } else if (position > 0) {
+            itemHolder.mTopLine.setVisibility(View.VISIBLE);
+            itemHolder.mDot.setBackgroundResource(R.drawable.timeline);
+        }
+        itemHolder.bindHolder(traceList.get(position));
+        final TextView tv1 = holder.itemView.findViewById(R.id.Date);
+        final TextView tv2 = holder.itemView.findViewById(R.id.Time);
+        tv1.setOnClickListener(
+                new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        // 点击日期文本的事件处理
+                        Intent i = new Intent(context, SleepresultScreen.class);
+                        i.putExtra("date", date);
+                        i.putExtra("position", holder.getAdapterPosition());
+                        context.startActivity(i);
+                    }
+                }
+        );
+        tv2.setOnClickListener(
+                new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        // 点击时间文本的事件处理
+                        Intent i = new Intent(context, SleepresultScreen.class);
+                        i.putExtra("date", date);
+                        i.putExtra("position", holder.getAdapterPosition());
+                        context.startActivity(i);
+                    }
+                }
+        );
+    }
+
+    @Override
+    public int getItemCount() {
+        return traceList.size();
+    }
+
+    public interface OnItemClickListener {
+        void onItemClick(View view, int position);
+    }
+
+    private OnItemClickListener mOnItemClickListener;
+
+    public void setOnItemClickListener(OnItemClickListener mOnItemClickListener) {
+        // 设置 RecyclerView 点击事件的监听器
+        this.mOnItemClickListener = mOnItemClickListener;
+    }
+}