src/main/AndroidManifest.xml

@@ -48,7 +48,7 @@
                 <category android:name="android.intent.category.DEFAULT" />
                 <data android:mimeType="vnd.android.cursor.item/text_note" />
                 <data android:mimeType="vnd.android.cursor.item/call_note" />
-            </intent-filter >>
+            </intent-filter>
 
             <intent-filter >
                 <action android:name="android.intent.action.INSERT_OR_EDIT" />
@@ -67,6 +67,13 @@
                 android:resource="@xml/searchable" />
         </activity>
 
+        <activity
+            android:name=".ui.TemplateSelectActivity"
+            android:configChanges="keyboardHidden|orientation|screenSize"
+            android:theme="@style/NoteTheme"
+            android:exported="false">
+        </activity>
+
 
         <provider
             android:name="net.micode.notes.data.NotesProvider"

src/main/java/net/micode/notes/model/NoteTemplate.java

@@ -0,0 +1,119 @@
+package net.micode.notes.model;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.preference.PreferenceManager;
+import android.text.TextUtils;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 笔记模板数据模型类，用于存储和管理笔记模板
+ */
+public class NoteTemplate {
+    public static final String TYPE_SYSTEM = "system";
+    public static final String TYPE_CUSTOM = "custom";
+
+    private long id;
+    private String name;
+    private String content;
+    private String type;
+    private long createTime;
+    private long updateTime;
+
+    public NoteTemplate() {
+        this.createTime = System.currentTimeMillis();
+        this.updateTime = System.currentTimeMillis();
+    }
+
+    public NoteTemplate(long id, String name, String content, String type, long createTime, long updateTime) {
+        this.id = id;
+        this.name = name;
+        this.content = content;
+        this.type = type;
+        this.createTime = createTime;
+        this.updateTime = updateTime;
+    }
+
+    // Getters and Setters
+    public long getId() {
+        return id;
+    }
+
+    public void setId(long id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public void setType(String type) {
+        this.type = type;
+    }
+
+    public long getCreateTime() {
+        return createTime;
+    }
+
+    public void setCreateTime(long createTime) {
+        this.createTime = createTime;
+    }
+
+    public long getUpdateTime() {
+        return updateTime;
+    }
+
+    public void setUpdateTime(long updateTime) {
+        this.updateTime = updateTime;
+    }
+
+    /**
+     * 将模板对象转换为JSON对象
+     */
+    public JSONObject toJson() throws JSONException {
+        JSONObject json = new JSONObject();
+        json.put("id", id);
+        json.put("name", name);
+        json.put("content", content);
+        json.put("type", type);
+        json.put("createTime", createTime);
+        json.put("updateTime", updateTime);
+        return json;
+    }
+
+    /**
+     * 从JSON对象创建模板对象
+     */
+    public static NoteTemplate fromJson(JSONObject json) throws JSONException {
+        NoteTemplate template = new NoteTemplate();
+        template.setId(json.getLong("id"));
+        template.setName(json.getString("name"));
+        template.setContent(json.getString("content"));
+        template.setType(json.getString("type"));
+        template.setCreateTime(json.getLong("createTime"));
+        template.setUpdateTime(json.getLong("updateTime"));
+        return template;
+    }
+}

src/main/java/net/micode/notes/model/TemplateManager.java

@@ -0,0 +1,271 @@
+package net.micode.notes.model;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.preference.PreferenceManager;
+import android.text.TextUtils;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 模板管理类，用于管理笔记模板的存储、加载、添加、删除等操作
+ */
+public class TemplateManager {
+    private static final String PREF_TEMPLATES = "note_templates";
+    private static final String PREF_TEMPLATE_ID_COUNTER = "template_id_counter";
+    private static TemplateManager sInstance;
+    private Context mContext;
+    private List<NoteTemplate> mTemplates;
+
+    private TemplateManager(Context context) {
+        mContext = context.getApplicationContext();
+        loadTemplates();
+    }
+
+    public static synchronized TemplateManager getInstance(Context context) {
+        if (sInstance == null) {
+            sInstance = new TemplateManager(context);
+        }
+        return sInstance;
+    }
+
+    /**
+     * 加载所有模板，包括系统模板和自定义模板
+     */
+    private void loadTemplates() {
+        mTemplates = new ArrayList<>();
+        
+        // 先添加系统模板
+        addSystemTemplates();
+        
+        // 然后加载自定义模板
+        loadCustomTemplates();
+    }
+
+    /**
+     * 添加系统模板
+     */
+    private void addSystemTemplates() {
+        // 会议记录模板
+        NoteTemplate meetingTemplate = new NoteTemplate();
+        meetingTemplate.setId(1);
+        meetingTemplate.setName("会议记录");
+        meetingTemplate.setContent("<strong>会议记录</strong><br><br>" +
+                "<strong>会议主题</strong>：<br>" +
+                "<strong>会议时间</strong>：<br>" +
+                "<strong>会议地点</strong>：<br>" +
+                "<strong>参会人员</strong>：<br>" +
+                "<strong>主持人</strong>：<br><br>" +
+                "<strong>会议议程</strong><br>" +
+                "1. <br>" +
+                "2. <br>" +
+                "3. <br><br>" +
+                "<strong>会议内容</strong><br><br>" +
+                "<strong>决议事项</strong><br>" +
+                "1. <br>" +
+                "2. <br>" +
+                "3. <br><br>" +
+                "<strong>行动项</strong><br>" +
+                "<strong>任务</strong>：<strong>负责人</strong>：<strong>截止日期</strong>：<strong>状态</strong>：<br><br>" +
+                "<br><br>" +
+                "<strong>下次会议</strong><br>" +
+                "<strong>时间</strong>：<br>" +
+                "<strong>主题</strong>：<br>");
+        meetingTemplate.setType(NoteTemplate.TYPE_SYSTEM);
+        mTemplates.add(meetingTemplate);
+
+        // 待办事项模板
+        NoteTemplate todoTemplate = new NoteTemplate();
+        todoTemplate.setId(2);
+        todoTemplate.setName("待办事项");
+        todoTemplate.setContent("<strong>待办事项</strong><br><br>" +
+                "<strong>日期</strong>：<br><br>" +
+                "<strong>今日待办</strong><br>" +
+                "☐ <br>" +
+                "☐ <br>" +
+                "☐ <br>" +
+                "☐ <br>" +
+                "☐ <br><br>" +
+                "<strong>重要事项</strong><br>" +
+                "⭐ <br>" +
+                "⭐ <br><br>" +
+                "<strong>已完成</strong><br>" +
+                "✓ <br>" +
+                "✓ <br>" +
+                "✓ <br>");
+        todoTemplate.setType(NoteTemplate.TYPE_SYSTEM);
+        mTemplates.add(todoTemplate);
+
+        // 购物清单模板
+        NoteTemplate shoppingTemplate = new NoteTemplate();
+        shoppingTemplate.setId(3);
+        shoppingTemplate.setName("购物清单");
+        shoppingTemplate.setContent("<strong>购物清单</strong><br><br>" +
+                "<strong>日期</strong>：<br>" +
+                "<strong>商店</strong>：<br>" +
+                "<strong>预算</strong>：<br><br>" +
+                "<strong>清单</strong><br>" +
+                "<strong>物品</strong>：<strong>数量</strong>：<strong>单价</strong>：<strong>备注</strong>：<strong>状态</strong>：<br>" +
+                " ☐ <br>" +
+                " ☐ <br>" +
+                " ☐ <br>" +
+                " ☐ <br>" +
+                " ☐ <br><br>" +
+                "<strong>总计</strong><br>" +
+                "<strong>实际花费</strong>：<br>" +
+                "<strong>节省/超支</strong>：<br>");
+        shoppingTemplate.setType(NoteTemplate.TYPE_SYSTEM);
+        mTemplates.add(shoppingTemplate);
+    }
+
+    /**
+     * 加载自定义模板
+     */
+    private void loadCustomTemplates() {
+        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(mContext);
+        String templatesJson = prefs.getString(PREF_TEMPLATES, "[]");
+        
+        try {
+            JSONArray jsonArray = new JSONArray(templatesJson);
+            for (int i = 0; i < jsonArray.length(); i++) {
+                JSONObject json = jsonArray.getJSONObject(i);
+                NoteTemplate template = NoteTemplate.fromJson(json);
+                mTemplates.add(template);
+            }
+        } catch (JSONException e) {
+            e.printStackTrace();
+        }
+    }
+
+    /**
+     * 保存自定义模板到SharedPreferences
+     */
+    private void saveCustomTemplates() {
+        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(mContext);
+        SharedPreferences.Editor editor = prefs.edit();
+        
+        JSONArray jsonArray = new JSONArray();
+        for (NoteTemplate template : mTemplates) {
+            if (NoteTemplate.TYPE_CUSTOM.equals(template.getType())) {
+                try {
+                    jsonArray.put(template.toJson());
+                } catch (JSONException e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+        
+        editor.putString(PREF_TEMPLATES, jsonArray.toString());
+        editor.apply();
+    }
+
+    /**
+     * 获取所有模板
+     */
+    public List<NoteTemplate> getAllTemplates() {
+        return new ArrayList<>(mTemplates);
+    }
+
+    /**
+     * 获取系统模板
+     */
+    public List<NoteTemplate> getSystemTemplates() {
+        List<NoteTemplate> systemTemplates = new ArrayList<>();
+        for (NoteTemplate template : mTemplates) {
+            if (NoteTemplate.TYPE_SYSTEM.equals(template.getType())) {
+                systemTemplates.add(template);
+            }
+        }
+        return systemTemplates;
+    }
+
+    /**
+     * 获取自定义模板
+     */
+    public List<NoteTemplate> getCustomTemplates() {
+        List<NoteTemplate> customTemplates = new ArrayList<>();
+        for (NoteTemplate template : mTemplates) {
+            if (NoteTemplate.TYPE_CUSTOM.equals(template.getType())) {
+                customTemplates.add(template);
+            }
+        }
+        return customTemplates;
+    }
+
+    /**
+     * 根据ID获取模板
+     */
+    public NoteTemplate getTemplateById(long id) {
+        for (NoteTemplate template : mTemplates) {
+            if (template.getId() == id) {
+                return template;
+            }
+        }
+        return null;
+    }
+
+    /**
+     * 添加自定义模板
+     */
+    public void addCustomTemplate(NoteTemplate template) {
+        // 生成唯一ID
+        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(mContext);
+        long id = prefs.getLong(PREF_TEMPLATE_ID_COUNTER, 1000);
+        
+        template.setId(id);
+        template.setType(NoteTemplate.TYPE_CUSTOM);
+        template.setCreateTime(System.currentTimeMillis());
+        template.setUpdateTime(System.currentTimeMillis());
+        
+        mTemplates.add(template);
+        
+        // 更新ID计数器
+        prefs.edit().putLong(PREF_TEMPLATE_ID_COUNTER, id + 1).apply();
+        
+        // 保存自定义模板
+        saveCustomTemplates();
+    }
+
+    /**
+     * 删除自定义模板
+     */
+    public boolean deleteCustomTemplate(long id) {
+        NoteTemplate templateToRemove = null;
+        for (NoteTemplate template : mTemplates) {
+            if (template.getId() == id && NoteTemplate.TYPE_CUSTOM.equals(template.getType())) {
+                templateToRemove = template;
+                break;
+            }
+        }
+        
+        if (templateToRemove != null) {
+            mTemplates.remove(templateToRemove);
+            saveCustomTemplates();
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * 更新自定义模板
+     */
+    public boolean updateCustomTemplate(NoteTemplate updatedTemplate) {
+        for (int i = 0; i < mTemplates.size(); i++) {
+            NoteTemplate template = mTemplates.get(i);
+            if (template.getId() == updatedTemplate.getId() && 
+                NoteTemplate.TYPE_CUSTOM.equals(template.getType())) {
+                
+                updatedTemplate.setUpdateTime(System.currentTimeMillis());
+                mTemplates.set(i, updatedTemplate);
+                saveCustomTemplates();
+                return true;
+            }
+        }
+        return false;
+    }
+}

src/main/java/net/micode/notes/ui/NoteEditActivity.java

@@ -141,6 +141,8 @@ public class NoteEditActivity extends Activity implements OnClickListener,
 
     /** 日志标签 */
     private static final String TAG = "NoteEditActivity";
+    /** 请求选择模板的请求码 */
+    private static final int REQUEST_SELECT_TEMPLATE = 100;
 
     /** 头部视图持有者 */
     private HeadViewHolder mNoteHeaderHolder;
@@ -764,12 +766,43 @@ public class NoteEditActivity extends Activity implements OnClickListener,
             case R.id.menu_unlock:
                 showPasswordDialogForUnlock();
                 break;
+            case R.id.menu_template:
+                // 启动模板选择Activity
+                Intent intent = new Intent(this, TemplateSelectActivity.class);
+                getWorkingText();
+                intent.putExtra(TemplateSelectActivity.EXTRA_CURRENT_NOTE_CONTENT, mWorkingNote.getContent());
+                startActivityForResult(intent, REQUEST_SELECT_TEMPLATE);
+                break;
             default:
                 break;
         }
         return true;
     }
 
+    /**
+     * 处理从其他Activity返回的结果
+     */
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+        if (requestCode == REQUEST_SELECT_TEMPLATE && resultCode == RESULT_OK && data != null) {
+            // 获取选择的模板内容
+            String templateContent = data.getStringExtra(TemplateSelectActivity.EXTRA_TEMPLATE_CONTENT);
+            if (templateContent != null) {
+                // 应用模板内容到当前笔记
+                mWorkingNote.setWorkingText(templateContent);
+                if (mWorkingNote.getCheckListMode() == TextNote.MODE_CHECK_LIST) {
+                    switchToListMode(templateContent);
+                } else {
+                    // 解析HTML格式的富文本内容，确保粗体和回车能正确显示
+                    CharSequence htmlContent = Html.fromHtml(templateContent);
+                    mNoteEditor.setText(getHighlightQueryResult(htmlContent, mUserQuery));
+                    mNoteEditor.setSelection(mNoteEditor.getText().length());
+                }
+            }
+        }
+    }
+
     /**
      * 设置笔记的提醒时间
      * <p>

src/main/java/net/micode/notes/ui/TemplateSelectActivity.java

@@ -0,0 +1,207 @@
+package net.micode.notes.ui;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.EditText;
+import android.widget.ImageView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import net.micode.notes.R;
+import net.micode.notes.model.NoteTemplate;
+import net.micode.notes.model.TemplateManager;
+
+import java.util.List;
+
+/**
+ * 模板选择Activity，用于展示和选择笔记模板
+ */
+public class TemplateSelectActivity extends Activity {
+    public static final String EXTRA_TEMPLATE_CONTENT = "template_content";
+    public static final String EXTRA_CURRENT_NOTE_CONTENT = "current_note_content";
+
+    private RecyclerView mRecyclerView;
+    private TemplateAdapter mAdapter;
+    private List<NoteTemplate> mTemplates;
+    private TemplateManager mTemplateManager;
+    private String mCurrentNoteContent;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.template_select);
+
+        // 获取当前笔记内容
+        mCurrentNoteContent = getIntent().getStringExtra(EXTRA_CURRENT_NOTE_CONTENT);
+
+        // 初始化模板管理器
+        mTemplateManager = TemplateManager.getInstance(this);
+        mTemplates = mTemplateManager.getAllTemplates();
+
+        // 初始化RecyclerView
+        mRecyclerView = findViewById(R.id.rv_templates);
+        mRecyclerView.setLayoutManager(new LinearLayoutManager(this));
+        mAdapter = new TemplateAdapter(mTemplates);
+        mRecyclerView.setAdapter(mAdapter);
+
+        // 初始化按钮点击事件
+        findViewById(R.id.btn_close).setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                finish();
+            }
+        });
+
+        findViewById(R.id.btn_save_as_template).setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                saveAsTemplate();
+            }
+        });
+    }
+
+    /**
+     * 保存当前笔记作为自定义模板
+     */
+    private void saveAsTemplate() {
+        if (TextUtils.isEmpty(mCurrentNoteContent)) {
+            Toast.makeText(this, R.string.error_note_empty, Toast.LENGTH_SHORT).show();
+            return;
+        }
+
+        // 弹出对话框输入模板名称
+        final EditText editText = new EditText(this);
+        editText.setHint(R.string.enter_template_name);
+
+        new AlertDialog.Builder(this)
+                .setTitle(R.string.save_as_template)
+                .setView(editText)
+                .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which) {
+                        String templateName = editText.getText().toString().trim();
+                        if (TextUtils.isEmpty(templateName)) {
+                            Toast.makeText(TemplateSelectActivity.this, R.string.error_template_name_empty, Toast.LENGTH_SHORT).show();
+                            return;
+                        }
+
+                        // 创建并保存自定义模板
+                        NoteTemplate template = new NoteTemplate();
+                        template.setName(templateName);
+                        template.setContent(mCurrentNoteContent);
+                        template.setType(NoteTemplate.TYPE_CUSTOM);
+                        
+                        mTemplateManager.addCustomTemplate(template);
+                        
+                        // 更新模板列表
+                        mTemplates = mTemplateManager.getAllTemplates();
+                        mAdapter = new TemplateAdapter(mTemplates);
+                        mRecyclerView.setAdapter(mAdapter);
+                        
+                        Toast.makeText(TemplateSelectActivity.this, R.string.message_template_saved, Toast.LENGTH_SHORT).show();
+                    }
+                })
+                .setNegativeButton(android.R.string.cancel, null)
+                .show();
+    }
+
+    /**
+     * 模板适配器，用于在RecyclerView中展示模板列表
+     */
+    private class TemplateAdapter extends RecyclerView.Adapter<TemplateAdapter.ViewHolder> {
+        private List<NoteTemplate> mTemplates;
+
+        public TemplateAdapter(List<NoteTemplate> templates) {
+            mTemplates = templates;
+        }
+
+        @Override
+        public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
+            View view = LayoutInflater.from(parent.getContext())
+                    .inflate(R.layout.template_item, parent, false);
+            return new ViewHolder(view);
+        }
+
+        @Override
+        public void onBindViewHolder(ViewHolder holder, int position) {
+            final NoteTemplate template = mTemplates.get(position);
+            
+            holder.tvTemplateName.setText(template.getName());
+            
+            // 设置模板类型标识
+            if (NoteTemplate.TYPE_SYSTEM.equals(template.getType())) {
+                holder.tvTemplateType.setText(R.string.template_type_system);
+                holder.ivDelete.setVisibility(View.GONE);
+            } else {
+                holder.tvTemplateType.setText(R.string.template_type_custom);
+                holder.ivDelete.setVisibility(View.VISIBLE);
+            }
+
+            // 设置点击事件
+            holder.itemView.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    // 返回选择的模板内容
+                    Intent intent = new Intent();
+                    intent.putExtra(EXTRA_TEMPLATE_CONTENT, template.getContent());
+                    setResult(RESULT_OK, intent);
+                    finish();
+                }
+            });
+
+            // 设置删除按钮点击事件
+            holder.ivDelete.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    new AlertDialog.Builder(TemplateSelectActivity.this)
+                            .setTitle(R.string.alert_title_delete)
+                            .setMessage(R.string.alert_message_delete_template)
+                            .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
+                                @Override
+                                public void onClick(DialogInterface dialog, int which) {
+                                    // 删除自定义模板
+                                    mTemplateManager.deleteCustomTemplate(template.getId());
+                                    
+                                    // 更新模板列表
+                                    mTemplates.clear();
+                                    mTemplates.addAll(mTemplateManager.getAllTemplates());
+                                    notifyDataSetChanged();
+                                    
+                                    Toast.makeText(TemplateSelectActivity.this, R.string.message_template_deleted, Toast.LENGTH_SHORT).show();
+                                }
+                            })
+                            .setNegativeButton(android.R.string.cancel, null)
+                            .show();
+                }
+            });
+        }
+
+        @Override
+        public int getItemCount() {
+            return mTemplates.size();
+        }
+
+        public class ViewHolder extends RecyclerView.ViewHolder {
+            public TextView tvTemplateName;
+            public TextView tvTemplateType;
+            public ImageView ivDelete;
+
+            public ViewHolder(View itemView) {
+                super(itemView);
+                tvTemplateName = itemView.findViewById(R.id.tv_template_name);
+                tvTemplateType = itemView.findViewById(R.id.tv_template_type);
+                ivDelete = itemView.findViewById(R.id.iv_delete);
+            }
+        }
+    }
+}

src/main/res/drawable/template_item_bg.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_pressed="true">
+        <shape android:shape="rectangle">
+            <corners android:radius="8dp" />
+            <solid android:color="#E0E0E0" />
+            <stroke
+                android:width="1dp"
+                android:color="#BDBDBD" />
+        </shape>
+    </item>
+    <item>
+        <shape android:shape="rectangle">
+            <corners android:radius="8dp" />
+            <solid android:color="#FFFFFF" />
+            <stroke
+                android:width="1dp"
+                android:color="#BDBDBD" />
+        </shape>
+    </item>
+</selector>

src/main/res/drawable/template_type_bg.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <corners android:radius="12dp" />
+    <solid android:color="#F0F0F0" />
+    <stroke
+        android:width="1dp"
+        android:color="#E0E0E0" />
+</shape>

src/main/res/layout/template_item.xml

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="horizontal"
+    android:padding="12dp"
+    android:background="@drawable/template_item_bg"
+    android:layout_marginBottom="8dp"
+    android:gravity="center_vertical">
+
+    <!-- 模板名称 -->
+    <TextView
+        android:id="@+id/tv_template_name"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:textSize="16sp"
+        android:textColor="@android:color/black"
+        android:fontFamily="sans-serif-medium" />
+
+    <!-- 模板类型标识 -->
+    <TextView
+        android:id="@+id/tv_template_type"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginLeft="8dp"
+        android:textSize="12sp"
+        android:textColor="@android:color/secondary_text_light"
+        android:background="@drawable/template_type_bg"
+        android:paddingHorizontal="8dp"
+        android:paddingVertical="2dp"
+        android:text="@string/template_type_system" />
+
+    <!-- 仅自定义模板显示删除按钮 -->
+    <ImageView
+        android:id="@+id/iv_delete"
+        android:layout_width="20dp"
+        android:layout_height="20dp"
+        android:layout_marginLeft="8dp"
+        android:src="@android:drawable/ic_menu_delete"
+        android:tint="@android:color/darker_gray"
+        android:visibility="gone" />
+</LinearLayout>

src/main/res/layout/template_select.xml

@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <!-- 标题栏 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:padding="16dp"
+        android:background="?android:attr/colorPrimary"
+        android:orientation="horizontal"
+        android:gravity="center_vertical">
+
+        <TextView
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="@string/menu_template"
+            android:textSize="20sp"
+            android:textColor="@android:color/white"
+            android:fontFamily="sans-serif-medium" />
+
+        <Button
+            android:id="@+id/btn_close"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@android:string/cancel"
+            android:textColor="@android:color/white"
+            android:background="@null" />
+    </LinearLayout>
+
+    <!-- 模板列表 -->
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/rv_templates"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_weight="1"
+        android:padding="16dp" />
+
+    <!-- 添加自定义模板按钮 -->
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:padding="16dp"
+        android:orientation="vertical">
+
+        <Button
+            android:id="@+id/btn_save_as_template"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:text="@string/save_as_template"
+            android:background="?android:attr/colorPrimary"
+            android:textColor="@android:color/white"
+            android:padding="12dp"
+            android:textSize="16sp" />
+    </LinearLayout>
+</LinearLayout>

src/main/res/menu/note_edit.xml

@@ -57,4 +57,8 @@
     <item
         android:id="@+id/menu_unlock"
         android:title="@string/menu_unlock" />
+        
+    <item
+        android:id="@+id/menu_template"
+        android:title="@string/menu_template" />
 </menu>

src/main/res/values/strings.xml

@@ -52,11 +52,21 @@
     <string name="menu_unpin">Unpin</string>
     <string name="menu_lock">Lock</string>
     <string name="menu_unlock">Unlock</string>
+    <string name="menu_template">Note Template</string>
+    <string name="save_as_template">Save as Template</string>
+    <string name="template_type_system">System Template</string>
+    <string name="template_type_custom">Custom Template</string>
     <string name="dialog_enter_password">Enter Password</string>
     <string name="hint_enter_password">Please enter password</string>
     <string name="error_wrong_password">Incorrect password</string>
     <string name="message_note_locked">Note locked successfully</string>
     <string name="message_note_unlocked">Note unlocked successfully</string>
+    <string name="enter_template_name">Enter Template Name</string>
+    <string name="error_note_empty">Note is empty</string>
+    <string name="error_template_name_empty">Template name cannot be empty</string>
+    <string name="message_template_saved">Template saved successfully</string>
+    <string name="message_template_deleted">Template deleted successfully</string>
+    <string name="alert_message_delete_template">Are you sure you want to delete this template?</string>
     <string name="menu_select_title">%d selected</string>
     <string name="menu_select_none">Nothing selected, the operation is invalid</string>
     <string name="menu_select_all">Select all</string>