】

src/main/AndroidManifest.xml

@@ -0,0 +1,156 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <uses-permission android:name="com.android.launcher.permission.INSTALL_SHORTCUT" />
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.READ_CONTACTS" />
+    <uses-permission android:name="android.permission.MANAGE_ACCOUNTS" />
+    <uses-permission android:name="android.permission.AUTHENTICATE_ACCOUNTS" />
+    <uses-permission android:name="android.permission.GET_ACCOUNTS" />
+    <uses-permission android:name="android.permission.USE_CREDENTIALS" />
+    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
+
+    <application
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.MiNotes"
+        tools:targetApi="31">
+
+        <activity
+            android:name=".ui.NotesListActivity"
+            android:configChanges="keyboardHidden|orientation|screenSize"
+            android:label="@string/app_name"
+            android:launchMode="singleTop"
+            android:theme="@style/NoteTheme"
+            android:uiOptions="splitActionBarWhenNarrow"
+            android:windowSoftInputMode="adjustPan"
+            android:exported="true">
+
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+        <activity
+            android:name=".ui.NoteEditActivity"
+            android:configChanges="keyboardHidden|orientation|screenSize"
+            android:launchMode="singleTop"
+            android:theme="@style/NoteTheme"
+            android:exported="true">
+
+            <intent-filter >
+                <action android:name="android.intent.action.VIEW" />
+                <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 >
+                <action android:name="android.intent.action.INSERT_OR_EDIT" />
+                <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>
+                <action android:name="android.intent.action.SEARCH" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+
+            <meta-data
+                android:name="android.app.searchable"
+                android:resource="@xml/searchable" />
+        </activity>
+
+
+        <provider
+            android:name="net.micode.notes.data.NotesProvider"
+            android:authorities="micode_notes"
+            android:multiprocess="true" />
+
+        <receiver
+            android:name=".widget.NoteWidgetProvider_2x"
+            android:label="@string/app_widget2x2"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
+                <action android:name="android.appwidget.action.APPWIDGET_DELETED" />
+                <action android:name="android.intent.action.PRIVACY_MODE_CHANGED" />
+            </intent-filter>
+
+            <meta-data
+                android:name="android.appwidget.provider"
+                android:resource="@xml/widget_2x_info" />
+        </receiver>
+        <receiver
+            android:name=".widget.NoteWidgetProvider_4x"
+            android:label="@string/app_widget4x4"
+            android:exported="true">
+
+            <intent-filter>
+                <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
+                <action android:name="android.appwidget.action.APPWIDGET_DELETED" />
+                <action android:name="android.intent.action.PRIVACY_MODE_CHANGED" />
+            </intent-filter>
+
+            <meta-data
+                android:name="android.appwidget.provider"
+                android:resource="@xml/widget_4x_info" />
+        </receiver>
+
+        <receiver android:name=".ui.AlarmInitReceiver"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.BOOT_COMPLETED" />
+            </intent-filter>
+        </receiver>
+
+        <receiver
+            android:name="net.micode.notes.ui.AlarmReceiver"
+            android:process=":remote" >
+        </receiver>
+
+        <activity
+            android:name=".ui.AlarmAlertActivity"
+            android:label="@string/app_name"
+            android:launchMode="singleInstance"
+            android:theme="@android:style/Theme.Holo.Wallpaper.NoTitleBar" >
+        </activity>
+
+        <activity
+            android:name="net.micode.notes.ui.NotesPreferenceActivity"
+            android:label="@string/preferences_title"
+            android:launchMode="singleTop"
+            android:theme="@android:style/Theme.Holo.Light" >
+        </activity>
+
+        <service
+            android:name="net.micode.notes.gtask.remote.GTaskSyncService"
+            android:exported="false" >
+        </service>
+
+        <meta-data
+            android:name="android.app.default_searchable"
+            android:value=".ui.NoteEditActivity" />
+
+        <!--        <activity-->
+        <!--            android:name=".MainActivity"-->
+        <!--            android:exported="true">-->
+        <!--            <intent-filter>-->
+        <!--                <action android:name="android.intent.action.MAIN" />-->
+
+        <!--                <category android:name="android.intent.category.LAUNCHER" />-->
+        <!--            </intent-filter>-->
+        <!--        </activity>-->
+
+    </application>
+
+</manifest>

src/main/java/net/micode/notes/MainActivity.java

@@ -0,0 +1,24 @@
+package net.micode.notes;
+
+import android.os.Bundle;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+public class MainActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        EdgeToEdge.enable(this);
+        setContentView(R.layout.activity_main);
+        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
+            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
+            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
+            return insets;
+        });
+    }
+}

src/main/java/net/micode/notes/data/Notes.java

@@ -165,6 +165,12 @@ public class Notes {
          * <P> Type : INTEGER (long) </P>
          */
         public static final String VERSION = "version";
+
+        /**
+         * Sign to indicate whether the note is pinned
+         * <P> Type: INTEGER </P>
+         */
+        public static final String IS_PINNED = "is_pinned";
     }
 
     public interface DataColumns {

src/main/java/net/micode/notes/data/NotesDatabaseHelper.java

@@ -30,7 +30,7 @@ import net.micode.notes.data.Notes.NoteColumns;
 public class NotesDatabaseHelper extends SQLiteOpenHelper {
     private static final String DB_NAME = "note.db";
 
-    private static final int DB_VERSION = 4;
+    private static final int DB_VERSION = 5;
 
     public interface TABLE {
         public static final String NOTE = "note";
@@ -60,7 +60,8 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
             NoteColumns.LOCAL_MODIFIED + " INTEGER NOT NULL DEFAULT 0," +
             NoteColumns.ORIGIN_PARENT_ID + " INTEGER NOT NULL DEFAULT 0," +
             NoteColumns.GTASK_ID + " TEXT NOT NULL DEFAULT ''," +
-            NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0" +
+            NoteColumns.VERSION + " INTEGER NOT NULL DEFAULT 0," +
+            NoteColumns.IS_PINNED + " INTEGER NOT NULL DEFAULT 0" +
         ")";
 
     private static final String CREATE_DATA_TABLE_SQL =
@@ -302,34 +303,17 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
 
     @Override
     public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
-        boolean reCreateTriggers = false;
-        boolean skipV2 = false;
-
-        if (oldVersion == 1) {
+        if (oldVersion < 2) {
             upgradeToV2(db);
-            skipV2 = true; // this upgrade including the upgrade from v2 to v3
-            oldVersion++;
         }
-
-        if (oldVersion == 2 && !skipV2) {
+        if (oldVersion < 3) {
             upgradeToV3(db);
-            reCreateTriggers = true;
-            oldVersion++;
         }
-
-        if (oldVersion == 3) {
+        if (oldVersion < 4) {
             upgradeToV4(db);
-            oldVersion++;
-        }
-
-        if (reCreateTriggers) {
-            reCreateNoteTableTriggers(db);
-            reCreateDataTableTriggers(db);
         }
-
-        if (oldVersion != newVersion) {
-            throw new IllegalStateException("Upgrade notes database to version " + newVersion
-                    + "fails");
+        if (oldVersion < 5) {
+            upgradeToV5(db);
         }
     }
 
@@ -359,4 +343,8 @@ public class NotesDatabaseHelper extends SQLiteOpenHelper {
         db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.VERSION
                 + " INTEGER NOT NULL DEFAULT 0");
     }
+
+    private void upgradeToV5(SQLiteDatabase db) {
+        db.execSQL("ALTER TABLE " + TABLE.NOTE + " ADD COLUMN " + NoteColumns.IS_PINNED + " INTEGER NOT NULL DEFAULT 0");
+    }
 }

src/main/java/net/micode/notes/gtask/remote/GTaskASyncTask.java

@@ -63,24 +63,43 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
         });
     }
 
-    private void showNotification(int tickerId, String content) {
-        Notification notification = new Notification(R.drawable.notification, mContext
-                .getString(tickerId), System.currentTimeMillis());
-        notification.defaults = Notification.DEFAULT_LIGHTS;
-        notification.flags = Notification.FLAG_AUTO_CANCEL;
-        PendingIntent pendingIntent;
-        if (tickerId != R.string.ticker_success) {
-            pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
-                    NotesPreferenceActivity.class), 0);
-
-        } else {
-            pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
-                    NotesListActivity.class), 0);
-        }
-        notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
-                pendingIntent);
-        mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
+//    private void showNotification(int tickerId, String content) {
+//        Notification notification = new Notification(R.drawable.notification, mContext
+//                .getString(tickerId), System.currentTimeMillis());
+//        notification.defaults = Notification.DEFAULT_LIGHTS;
+//        notification.flags = Notification.FLAG_AUTO_CANCEL;
+//        PendingIntent pendingIntent;
+//        if (tickerId != R.string.ticker_success) {
+//            pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
+//                    NotesPreferenceActivity.class), 0);
+
+//        } else {
+//            pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
+//                    NotesListActivity.class), 0);
+//        }
+//        notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
+//                pendingIntent);
+//        mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
+//    }
+private void showNotification(int tickerId, String content) {
+    PendingIntent pendingIntent;
+    if (tickerId != R.string.ticker_success) {
+        pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
+                NotesPreferenceActivity.class), PendingIntent.FLAG_IMMUTABLE);
+    } else {
+        pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
+                NotesListActivity.class), PendingIntent.FLAG_IMMUTABLE);
     }
+    Notification.Builder builder = new Notification.Builder(mContext)
+            .setAutoCancel(true)
+            .setContentTitle(mContext.getString(R.string.app_name))
+            .setContentText(content)
+            .setContentIntent(pendingIntent)
+            .setWhen(System.currentTimeMillis())
+            .setOngoing(true);
+    Notification notification=builder.getNotification();
+    mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
+}
 
     @Override
     protected Integer doInBackground(Void... unused) {

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

@@ -30,9 +30,11 @@ import android.content.SharedPreferences;
 import android.graphics.Paint;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
+import android.text.Editable;
 import android.text.Spannable;
 import android.text.SpannableString;
 import android.text.TextUtils;
+import android.text.TextWatcher;
 import android.text.format.DateUtils;
 import android.text.style.BackgroundColorSpan;
 import android.util.Log;
@@ -149,6 +151,8 @@ public class NoteEditActivity extends Activity implements OnClickListener,
     private String mUserQuery;
     private Pattern mPattern;
 
+    private TextView mWordCountView;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -159,6 +163,28 @@ public class NoteEditActivity extends Activity implements OnClickListener,
             return;
         }
         initResources();
+        mWordCountView = (TextView) findViewById(R.id.tv_word_count);
+        
+        // Add text change listener directly to the note editor
+        mNoteEditor.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+            }
+
+            @Override
+            public void onTextChanged(CharSequence s, int start, int before, int count) {
+                if (mWordCountView != null) {
+                    String text = s.toString();
+                    int wordCount = text.replaceAll("\\s+", "").length();
+                    mWordCountView.setText(wordCount + "字");
+                    Log.d(TAG, "Text changed, new count: " + wordCount);
+                }
+            }
+
+            @Override
+            public void afterTextChanged(Editable s) {
+            }
+        });
     }
 
     /**
@@ -870,4 +896,20 @@ public class NoteEditActivity extends Activity implements OnClickListener,
     private void showToast(int resId, int duration) {
         Toast.makeText(this, resId, duration).show();
     }
+
+    @Override
+    public void onTextChanged(CharSequence s, int start, int before, int count) {
+        if (mWordCountView != null) {
+            String text = s.toString();
+            // Count all non-whitespace characters
+            int wordCount = text.replaceAll("\\s+", "").length();
+            mWordCountView.setText(wordCount + "字");
+            Log.d(TAG, "Text changed, new count: " + wordCount);
+        }
+    }
+
+    @Override
+    public void onSelectionChanged(int selStart, int selEnd) {
+        // Not used for word count
+    }
 }

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

@@ -22,6 +22,7 @@ import android.text.Layout;
 import android.text.Selection;
 import android.text.Spanned;
 import android.text.TextUtils;
+import android.text.TextWatcher;
 import android.text.style.URLSpan;
 import android.util.AttributeSet;
 import android.util.Log;
@@ -73,6 +74,10 @@ public class NoteEditText extends EditText {
          * Hide or show item option when text change
          */
         void onTextChange(int index, boolean hasText);
+
+        void onTextChanged(CharSequence s, int start, int before, int count);
+
+        void onSelectionChanged(int selStart, int selEnd);
     }
 
     private OnTextViewChangeListener mOnTextViewChangeListener;
@@ -96,7 +101,26 @@ public class NoteEditText extends EditText {
 
     public NoteEditText(Context context, AttributeSet attrs, int defStyle) {
         super(context, attrs, defStyle);
-        // TODO Auto-generated constructor stub
+        // Add TextWatcher to track text changes
+        addTextChangedListener(new TextWatcher() {
+            @Override
+            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+            }
+
+            @Override
+            public void onTextChanged(CharSequence s, int start, int before, int count) {
+                if (mOnTextViewChangeListener != null) {
+                    mOnTextViewChangeListener.onTextChanged(s, start, before, count);
+                }
+            }
+
+            @Override
+            public void afterTextChanged(android.text.Editable s) {
+                if (mOnTextViewChangeListener != null) {
+                    mOnTextViewChangeListener.onTextChanged(s, 0, 0, s.length());
+                }
+            }
+        });
     }
 
     @Override
@@ -214,4 +238,20 @@ public class NoteEditText extends EditText {
         }
         super.onCreateContextMenu(menu);
     }
+
+    @Override
+    public void onTextChanged(CharSequence s, int start, int before, int count) {
+        super.onTextChanged(s, start, before, count);
+        if (mOnTextViewChangeListener != null) {
+            mOnTextViewChangeListener.onTextChanged(s, start, before, count);
+        }
+    }
+
+    @Override
+    public void onSelectionChanged(int selStart, int selEnd) {
+        super.onSelectionChanged(selStart, selEnd);
+        if (mOnTextViewChangeListener != null) {
+            mOnTextViewChangeListener.onSelectionChanged(selStart, selEnd);
+        }
+    }
 }

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

@@ -40,6 +40,7 @@ public class NoteItemData {
         NoteColumns.TYPE,
         NoteColumns.WIDGET_ID,
         NoteColumns.WIDGET_TYPE,
+        NoteColumns.IS_PINNED,
     };
 
     private static final int ID_COLUMN                    = 0;
@@ -54,7 +55,9 @@ public class NoteItemData {
     private static final int TYPE_COLUMN                  = 9;
     private static final int WIDGET_ID_COLUMN             = 10;
     private static final int WIDGET_TYPE_COLUMN           = 11;
+    private static final int IS_PINNED_COLUMN              = 12;
 
+    private Context mContext;
     private long mId;
     private long mAlertDate;
     private int mBgColorId;
@@ -69,6 +72,7 @@ public class NoteItemData {
     private int mWidgetType;
     private String mName;
     private String mPhoneNumber;
+    private boolean mIsPinned;
 
     private boolean mIsLastItem;
     private boolean mIsFirstItem;
@@ -77,6 +81,11 @@ public class NoteItemData {
     private boolean mIsMultiNotesFollowingFolder;
 
     public NoteItemData(Context context, Cursor cursor) {
+        mContext = context;
+        loadFromCursor(cursor);
+    }
+
+    private void loadFromCursor(Cursor cursor) {
         mId = cursor.getLong(ID_COLUMN);
         mAlertDate = cursor.getLong(ALERTED_DATE_COLUMN);
         mBgColorId = cursor.getInt(BG_COLOR_ID_COLUMN);
@@ -91,12 +100,13 @@ public class NoteItemData {
         mType = cursor.getInt(TYPE_COLUMN);
         mWidgetId = cursor.getInt(WIDGET_ID_COLUMN);
         mWidgetType = cursor.getInt(WIDGET_TYPE_COLUMN);
+        mIsPinned = cursor.getInt(IS_PINNED_COLUMN) == 1;
 
         mPhoneNumber = "";
         if (mParentId == Notes.ID_CALL_RECORD_FOLDER) {
-            mPhoneNumber = DataUtils.getCallNumberByNoteId(context.getContentResolver(), mId);
+            mPhoneNumber = DataUtils.getCallNumberByNoteId(mContext.getContentResolver(), mId);
             if (!TextUtils.isEmpty(mPhoneNumber)) {
-                mName = Contact.getContact(context, mPhoneNumber);
+                mName = Contact.getContact(mContext, mPhoneNumber);
                 if (mName == null) {
                     mName = mPhoneNumber;
                 }
@@ -221,4 +231,12 @@ public class NoteItemData {
     public static int getNoteType(Cursor cursor) {
         return cursor.getInt(TYPE_COLUMN);
     }
+
+    public boolean isPinned() {
+        return mIsPinned;
+    }
+
+    public void setPinned(boolean pinned) {
+        mIsPinned = pinned;
+    }
 }

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

@@ -28,6 +28,7 @@ import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.database.Cursor;
+import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
@@ -59,6 +60,9 @@ import android.widget.ListView;
 import android.widget.PopupMenu;
 import android.widget.TextView;
 import android.widget.Toast;
+import android.content.ContentUris;
+import android.widget.CursorAdapter;
+import android.view.ViewGroup;
 
 import net.micode.notes.R;
 import net.micode.notes.data.Notes;
@@ -239,14 +243,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
         public boolean onCreateActionMode(ActionMode mode, Menu menu) {
             getMenuInflater().inflate(R.menu.note_list_options, menu);
             menu.findItem(R.id.delete).setOnMenuItemClickListener(this);
-            mMoveMenu = menu.findItem(R.id.move);
-            if (mFocusNoteDataItem.getParentId() == Notes.ID_CALL_RECORD_FOLDER
-                    || DataUtils.getUserFolderCount(mContentResolver) == 0) {
-                mMoveMenu.setVisible(false);
-            } else {
-                mMoveMenu.setVisible(true);
-                mMoveMenu.setOnMenuItemClickListener(this);
-            }
+            menu.findItem(R.id.move).setOnMenuItemClickListener(this);
             mActionMode = mode;
             mNotesListAdapter.setChoiceMode(true);
             mNotesListView.setLongClickable(false);
@@ -264,7 +261,6 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
                     updateMenu();
                     return true;
                 }
-
             });
             return true;
         }
@@ -287,12 +283,10 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
         }
 
         public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
-            // TODO Auto-generated method stub
             return false;
         }
 
         public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
-            // TODO Auto-generated method stub
             return false;
         }
 
@@ -411,10 +405,12 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
     private void startAsyncNotesListQuery() {
         String selection = (mCurrentFolderId == Notes.ID_ROOT_FOLDER) ? ROOT_FOLDER_SELECTION
                 : NORMAL_SELECTION;
+        String sortOrder = Notes.NoteColumns.IS_PINNED + " DESC, " + 
+                          Notes.NoteColumns.MODIFIED_DATE + " DESC";
         mBackgroundQueryHandler.startQuery(FOLDER_NOTE_LIST_QUERY_TOKEN, null,
                 Notes.CONTENT_NOTE_URI, NoteItemData.PROJECTION, selection, new String[] {
                     String.valueOf(mCurrentFolderId)
-                }, NoteColumns.TYPE + " DESC," + NoteColumns.MODIFIED_DATE + " DESC");
+                }, sortOrder);
     }
 
     private final class BackgroundQueryHandler extends AsyncQueryHandler {
@@ -446,17 +442,31 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
         builder.setTitle(R.string.menu_title_select_folder);
         final FoldersListAdapter adapter = new FoldersListAdapter(this, cursor);
         builder.setAdapter(adapter, new DialogInterface.OnClickListener() {
-
             public void onClick(DialogInterface dialog, int which) {
-                DataUtils.batchMoveToFolder(mContentResolver,
-                        mNotesListAdapter.getSelectedItemIds(), adapter.getItemId(which));
-                Toast.makeText(
-                        NotesListActivity.this,
-                        getString(R.string.format_move_notes_to_folder,
-                                mNotesListAdapter.getSelectedCount(),
-                                adapter.getFolderName(NotesListActivity.this, which)),
-                        Toast.LENGTH_SHORT).show();
-                mModeCallBack.finishActionMode();
+                long folderId = adapter.getItemId(which);
+                if (mFocusNoteDataItem != null) {
+                    // 单个便签移动
+                    HashSet<Long> ids = new HashSet<Long>();
+                    ids.add(mFocusNoteDataItem.getId());
+                    DataUtils.batchMoveToFolder(mContentResolver, ids, folderId);
+                    Toast.makeText(
+                            NotesListActivity.this,
+                            getString(R.string.format_move_notes_to_folder,
+                                    1,
+                                    adapter.getFolderName(NotesListActivity.this, which)),
+                            Toast.LENGTH_SHORT).show();
+                } else {
+                    // 批量移动
+                    DataUtils.batchMoveToFolder(mContentResolver,
+                            mNotesListAdapter.getSelectedItemIds(), folderId);
+                    Toast.makeText(
+                            NotesListActivity.this,
+                            getString(R.string.format_move_notes_to_folder,
+                                    mNotesListAdapter.getSelectedCount(),
+                                    adapter.getFolderName(NotesListActivity.this, which)),
+                            Toast.LENGTH_SHORT).show();
+                    mModeCallBack.finishActionMode();
+                }
             }
         });
         builder.show();
@@ -877,10 +887,10 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
     }
 
     private class OnListItemClickListener implements OnItemClickListener {
-
         public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
             if (view instanceof NotesListItem) {
                 NoteItemData item = ((NotesListItem) view).getItemData();
+
                 if (mNotesListAdapter.isInChoiceMode()) {
                     if (item.getType() == Notes.TYPE_NOTE) {
                         position = position - mNotesListView.getHeaderViewsCount();
@@ -914,7 +924,6 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
                 }
             }
         }
-
     }
 
     private void startQueryDestinationFolders() {
@@ -938,17 +947,203 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
     public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
         if (view instanceof NotesListItem) {
             mFocusNoteDataItem = ((NotesListItem) view).getItemData();
-            if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE && !mNotesListAdapter.isInChoiceMode()) {
-                if (mNotesListView.startActionMode(mModeCallBack) != null) {
-                    mModeCallBack.onItemCheckedStateChanged(null, position, id, true);
+            if (mFocusNoteDataItem.getType() == Notes.TYPE_NOTE) {
+                if (!mNotesListAdapter.isInChoiceMode()) {
+                    // 显示便签的上下文菜单
+                    showNoteContextMenu(mFocusNoteDataItem);
                     mNotesListView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
                 } else {
-                    Log.e(TAG, "startActionMode fails");
+                    if (mNotesListView.startActionMode(mModeCallBack) != null) {
+                        mModeCallBack.onItemCheckedStateChanged(null, position, id, true);
+                        mNotesListView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
+                    } else {
+                        Log.e(TAG, "startActionMode fails");
+                    }
                 }
             } else if (mFocusNoteDataItem.getType() == Notes.TYPE_FOLDER) {
                 mNotesListView.setOnCreateContextMenuListener(mFolderOnCreateContextMenuListener);
             }
         }
-        return false;
+        return true; // 返回 true 表示消费了长按事件，这样就不会触发单击事件
+    }
+
+    private void showNoteContextMenu(NoteItemData noteData) {
+        // 使用 ListView 作为锚点视图
+        PopupMenu popup = new PopupMenu(this, mNotesListView);
+        popup.getMenuInflater().inflate(R.menu.note_list_context_menu, popup.getMenu());
+        
+        // 根据便签的置顶状态设置菜单项文本
+        MenuItem pinItem = popup.getMenu().findItem(R.id.menu_pin);
+        if (pinItem != null) {
+            pinItem.setTitle(noteData.isPinned() ? R.string.menu_unpin : R.string.menu_pin);
+        }
+        
+        popup.setOnMenuItemClickListener(item -> {
+            int itemId = item.getItemId();
+            if (itemId == R.id.menu_pin) {
+                togglePinNote(noteData);
+                return true;
+            } else if (itemId == R.id.menu_share) {
+                shareNote(noteData);
+                return true;
+            } else if (itemId == R.id.menu_delete) {
+                deleteNote(noteData);
+                return true;
+            } else if (itemId == R.id.menu_move_to_folder) {
+                moveNoteToFolder(noteData);
+                return true;
+            }
+            return false;
+        });
+        
+        popup.show();
+    }
+
+    private void togglePinNote(NoteItemData noteData) {
+        ContentValues values = new ContentValues();
+        values.put(Notes.NoteColumns.IS_PINNED, !noteData.isPinned() ? 1 : 0);
+        values.put(Notes.NoteColumns.LOCAL_MODIFIED, 1);
+        values.put(Notes.NoteColumns.MODIFIED_DATE, System.currentTimeMillis());
+
+        getContentResolver().update(
+            ContentUris.withAppendedId(Notes.CONTENT_NOTE_URI, noteData.getId()),
+            values,
+            null,
+            null
+        );
+        
+        // 刷新列表视图
+        startAsyncNotesListQuery();
+    }
+
+    private void shareNote(NoteItemData noteData) {
+        Intent intent = new Intent(Intent.ACTION_SEND);
+        intent.setType("text/plain");
+        intent.putExtra(Intent.EXTRA_TEXT, noteData.getSnippet());
+        startActivity(Intent.createChooser(intent, getString(R.string.menu_share)));
+    }
+
+    private void deleteNote(NoteItemData noteData) {
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+        builder.setTitle(getString(R.string.alert_title_delete));
+        builder.setIcon(android.R.drawable.ic_dialog_alert);
+        builder.setMessage(getString(R.string.alert_message_delete_note));
+        builder.setPositiveButton(android.R.string.ok,
+                new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int which) {
+                        HashSet<Long> ids = new HashSet<Long>();
+                        ids.add(noteData.getId());
+                        if (!isSyncMode()) {
+                            // if not synced, delete note directly
+                            DataUtils.batchDeleteNotes(mContentResolver, ids);
+                        } else {
+                            // in sync mode, we'll move the deleted note into the trash folder
+                            DataUtils.batchMoveToFolder(mContentResolver, ids, Notes.ID_TRASH_FOLER);
+                        }
+                    }
+                });
+        builder.setNegativeButton(android.R.string.cancel, null);
+        builder.show();
+    }
+
+    private void moveNoteToFolder(NoteItemData noteData) {
+        // 查询所有可用的文件夹
+        String selection = NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?";
+        selection = (mState == ListEditState.NOTE_LIST) ? selection:
+            "(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")";
+
+        mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN,
+                null,
+                Notes.CONTENT_NOTE_URI,
+                FoldersListAdapter.PROJECTION,
+                selection,
+                new String[] {
+                        String.valueOf(Notes.TYPE_FOLDER),
+                        String.valueOf(Notes.ID_TRASH_FOLER),
+                        String.valueOf(mCurrentFolderId)
+                },
+                NoteColumns.MODIFIED_DATE + " DESC");
+    }
+
+    private class NoteListAdapter extends CursorAdapter {
+        private static final String TAG = "NoteListAdapter";
+        private final String[] PROJECTION = {
+            NoteColumns.ID,
+            NoteColumns.TYPE,
+            NoteColumns.SNIPPET,
+            NoteColumns.WIDGET_ID,
+            NoteColumns.WIDGET_TYPE,
+            NoteColumns.BG_COLOR_ID,
+            NoteColumns.MODIFIED_DATE,
+            NoteColumns.ALERTED_DATE,
+            NoteColumns.PARENT_ID,
+            NoteColumns.HAS_ATTACHMENT,
+        };
+
+        private int mIdColumnIndex;
+        private int mTypeColumnIndex;
+        private int mSnippetColumnIndex;
+        private int mWidgetIdColumnIndex;
+        private int mWidgetTypeColumnIndex;
+        private int mBgColorColumnIndex;
+        private int mModifiedDateColumnIndex;
+        private int mAlertedDateColumnIndex;
+        private int mParentIdColumnIndex;
+        private int mHasAttachmentColumnIndex;
+        private LayoutInflater mInflater;
+
+        public NoteListAdapter(Context context) {
+            super(context, null);
+            mInflater = LayoutInflater.from(context);
+        }
+
+        @Override
+        public View newView(Context context, Cursor cursor, ViewGroup parent) {
+            View view = mInflater.inflate(R.layout.notes_list_item, parent, false);
+            return view;
+        }
+
+        @Override
+        public void bindView(View view, Context context, Cursor cursor) {
+            if (view == null) {
+                return;
+            }
+
+            TextView tvTitle = (TextView) view.findViewById(R.id.tv_title);
+            TextView tvWordCount = (TextView) view.findViewById(R.id.tv_word_count);
+            
+            String snippet = cursor.getString(mSnippetColumnIndex);
+            tvTitle.setText(snippet);
+            
+            // Calculate word count
+            int wordCount = snippet.replaceAll("\\s+", "").length();
+            tvWordCount.setText(wordCount + "字");
+            tvWordCount.setVisibility(View.VISIBLE); // 确保字数显示可见
+
+            // Set background color
+            int bgColorId = cursor.getInt(mBgColorColumnIndex);
+            if (bgColorId == ResourceParser.BG_DEFAULT_COLOR) {
+                view.setBackgroundColor(0xFFFFFF); // 白色背景
+            } else {
+                view.setBackgroundColor(bgColorId);
+            }
+        }
+
+        @Override
+        public void changeCursor(Cursor cursor) {
+            if (cursor != null) {
+                mIdColumnIndex = cursor.getColumnIndex(NoteColumns.ID);
+                mTypeColumnIndex = cursor.getColumnIndex(NoteColumns.TYPE);
+                mSnippetColumnIndex = cursor.getColumnIndex(NoteColumns.SNIPPET);
+                mWidgetIdColumnIndex = cursor.getColumnIndex(NoteColumns.WIDGET_ID);
+                mWidgetTypeColumnIndex = cursor.getColumnIndex(NoteColumns.WIDGET_TYPE);
+                mBgColorColumnIndex = cursor.getColumnIndex(NoteColumns.BG_COLOR_ID);
+                mModifiedDateColumnIndex = cursor.getColumnIndex(NoteColumns.MODIFIED_DATE);
+                mAlertedDateColumnIndex = cursor.getColumnIndex(NoteColumns.ALERTED_DATE);
+                mParentIdColumnIndex = cursor.getColumnIndex(NoteColumns.PARENT_ID);
+                mHasAttachmentColumnIndex = cursor.getColumnIndex(NoteColumns.HAS_ATTACHMENT);
+            }
+            super.changeCursor(cursor);
+        }
     }
 }

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

@@ -64,6 +64,24 @@ public class NotesListAdapter extends CursorAdapter {
         }
     }
 
+    @Override
+    public Cursor getCursor() {
+        Cursor cursor = super.getCursor();
+        if (cursor != null) {
+            // 对便签进行排序：置顶的在前，然后按修改时间倒序
+            String sortOrder = Notes.NoteColumns.IS_PINNED + " DESC, " + 
+                             Notes.NoteColumns.MODIFIED_DATE + " DESC";
+            cursor = mContext.getContentResolver().query(
+                cursor.getNotificationUri(),
+                NoteItemData.PROJECTION,  // 使用 NoteItemData 中定义的投影
+                null,  // 不使用选择条件
+                null,  // 不使用选择参数
+                sortOrder
+            );
+        }
+        return cursor;
+    }
+
     public void setCheckedItem(final int position, final boolean checked) {
         mSelectedIndex.put(position, checked);
         notifyDataSetChanged();

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

@@ -32,9 +32,11 @@ import net.micode.notes.tool.ResourceParser.NoteItemBgResources;
 
 public class NotesListItem extends LinearLayout {
     private ImageView mAlert;
+    private ImageView mPinned;
     private TextView mTitle;
     private TextView mTime;
     private TextView mCallName;
+    private TextView mWordCount;
     private NoteItemData mItemData;
     private CheckBox mCheckBox;
 
@@ -42,9 +44,11 @@ public class NotesListItem extends LinearLayout {
         super(context);
         inflate(context, R.layout.note_item, this);
         mAlert = (ImageView) findViewById(R.id.iv_alert_icon);
+        mPinned = (ImageView) findViewById(R.id.iv_pinned_icon);
         mTitle = (TextView) findViewById(R.id.tv_title);
         mTime = (TextView) findViewById(R.id.tv_time);
         mCallName = (TextView) findViewById(R.id.tv_name);
+        mWordCount = (TextView) findViewById(R.id.tv_word_count);
         mCheckBox = (CheckBox) findViewById(android.R.id.checkbox);
     }
 
@@ -60,6 +64,8 @@ public class NotesListItem extends LinearLayout {
         if (data.getId() == Notes.ID_CALL_RECORD_FOLDER) {
             mCallName.setVisibility(View.GONE);
             mAlert.setVisibility(View.VISIBLE);
+            mPinned.setVisibility(View.GONE);
+            mWordCount.setVisibility(View.GONE);
             mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem);
             mTitle.setText(context.getString(R.string.call_record_folder_name)
                     + context.getString(R.string.format_folder_files_count, data.getNotesCount()));
@@ -75,6 +81,8 @@ public class NotesListItem extends LinearLayout {
             } else {
                 mAlert.setVisibility(View.GONE);
             }
+            mPinned.setVisibility(View.GONE);
+            mWordCount.setVisibility(View.GONE);
         } else {
             mCallName.setVisibility(View.GONE);
             mTitle.setTextAppearance(context, R.style.TextAppearancePrimaryItem);
@@ -84,6 +92,8 @@ public class NotesListItem extends LinearLayout {
                         + context.getString(R.string.format_folder_files_count,
                                 data.getNotesCount()));
                 mAlert.setVisibility(View.GONE);
+                mPinned.setVisibility(View.GONE);
+                mWordCount.setVisibility(View.GONE);
             } else {
                 mTitle.setText(DataUtils.getFormattedSnippet(data.getSnippet()));
                 if (data.hasAlert()) {
@@ -92,6 +102,15 @@ public class NotesListItem extends LinearLayout {
                 } else {
                     mAlert.setVisibility(View.GONE);
                 }
+                if (data.isPinned()) {
+                    mPinned.setImageResource(R.drawable.ic_pinned);
+                    mPinned.setVisibility(View.VISIBLE);
+                } else {
+                    mPinned.setVisibility(View.GONE);
+                }
+                mWordCount.setVisibility(View.VISIBLE);
+                int wordCount = data.getSnippet().replaceAll("\\s+", "").length();
+                mWordCount.setText(wordCount + "字");
             }
         }
         mTime.setText(DateUtils.getRelativeTimeSpanString(data.getModifiedDate()));

src/main/res/color/primary_text_dark.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+  <item android:state_pressed="true" android:color="#88555555" />
+  <item android:state_selected="true" android:color="#ff999999" />
+  <item android:color="#ff000000" />
+</selector>

src/main/res/color/secondary_text_dark.xml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+  <item android:color="#50000000" />
+</selector>