second

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

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

@@ -17,6 +17,7 @@
 package net.micode.notes.data;
 
 import android.net.Uri;
+import android.provider.BaseColumns;
 
 /**
  * Notes类定义了便签应用的数据结构和常量
@@ -30,8 +31,8 @@ public class Notes {
 
     // 便签类型常量
     public static final int TYPE_NOTE     = 0; // 普通便签
-    public static final int TYPE_FOLDER   = 1; // 文件夹
+    public static final int TYPE_FOLDER   = 2; // 文件夹
-    public static final int TYPE_SYSTEM   = 2; // 系统便签
+    public static final int TYPE_SYSTEM   = 1; // 系统便签
 
     /**
      * 系统文件夹ID常量
@@ -80,7 +81,7 @@ public class Notes {
      * 便签表的列定义接口
      * 定义了便签表的所有字段名称和含义
      */
-    public interface NoteColumns {
+    public static class NoteColumns implements BaseColumns {
         /**
          * 行的唯一ID
          * <P> 类型: INTEGER (long) </P>
@@ -183,6 +184,18 @@ public class Notes {
          * <P> 类型 : INTEGER (long) </P>
          */
         public static final String VERSION = "version";
+
+        /**
+         * 文件夹名称
+         * <P> 类型: TEXT </P>
+         */
+        public static final String FOLDER_NAME = "folder_name";
+
+        /**
+         * 父文件夹ID
+         * <P> 类型: INTEGER (long) </P>
+         */
+        public static final String PARENT_FOLDER_ID = "parent_folder_id";
     }
 
     /**

app/src/main/java/net/micode/notes/model/WorkingNote.java

@@ -1,19 +1,3 @@
-/*
- * 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.
- */
-
 package net.micode.notes.model;
 
 import android.appwidget.AppWidgetManager;
@@ -31,7 +15,6 @@ import net.micode.notes.data.Notes.NoteColumns;
 import net.micode.notes.data.Notes.TextNote;
 import net.micode.notes.tool.ResourceParser.NoteBgResources;
 
-
 public class WorkingNote {
     // Note for the working note
     private Note mNote;
@@ -62,6 +45,10 @@ public class WorkingNote {
 
     private NoteSettingChangedListener mNoteSettingStatusListener;
 
+    // 新增文件夹名称和父文件夹ID字段
+    private String mFolderName;
+    private long mParentFolderId;
+
     public static final String[] DATA_PROJECTION = new String[] {
             DataColumns.ID,
             DataColumns.CONTENT,
@@ -72,13 +59,16 @@ public class WorkingNote {
             DataColumns.DATA4,
     };
 
+    // 更新查询投影，包含文件夹相关字段
     public static final String[] NOTE_PROJECTION = new String[] {
             NoteColumns.PARENT_ID,
             NoteColumns.ALERTED_DATE,
             NoteColumns.BG_COLOR_ID,
             NoteColumns.WIDGET_ID,
             NoteColumns.WIDGET_TYPE,
-            NoteColumns.MODIFIED_DATE
+            NoteColumns.MODIFIED_DATE,
+            NoteColumns.FOLDER_NAME,
+            NoteColumns.PARENT_FOLDER_ID
     };
 
     private static final int DATA_ID_COLUMN = 0;
@@ -101,6 +91,10 @@ public class WorkingNote {
 
     private static final int NOTE_MODIFIED_DATE_COLUMN = 5;
 
+    // 新增文件夹名称和父文件夹ID列索引
+    private static final int NOTE_FOLDER_NAME_COLUMN = 6;
+    private static final int NOTE_PARENT_FOLDER_ID_COLUMN = 7;
+
     // New note construct
     private WorkingNote(Context context, long folderId) {
         mContext = context;
@@ -137,6 +131,9 @@ public class WorkingNote {
                 mWidgetType = cursor.getInt(NOTE_WIDGET_TYPE_COLUMN);
                 mAlertDate = cursor.getLong(NOTE_ALERTED_DATE_COLUMN);
                 mModifiedDate = cursor.getLong(NOTE_MODIFIED_DATE_COLUMN);
+                // 加载文件夹名称和父文件夹ID
+                mFolderName = cursor.getString(NOTE_FOLDER_NAME_COLUMN);
+                mParentFolderId = cursor.getLong(NOTE_PARENT_FOLDER_ID_COLUMN);
             }
             cursor.close();
         } else {
@@ -149,7 +146,7 @@ public class WorkingNote {
     private void loadNoteData() {
         Cursor cursor = mContext.getContentResolver().query(Notes.CONTENT_DATA_URI, DATA_PROJECTION,
                 DataColumns.NOTE_ID + "=?", new String[] {
-                    String.valueOf(mNoteId)
+                        String.valueOf(mNoteId)
                 }, null);
 
         if (cursor != null) {
@@ -175,7 +172,7 @@ public class WorkingNote {
     }
 
     public static WorkingNote createEmptyNote(Context context, long folderId, int widgetId,
-            int widgetType, int defaultBgColorId) {
+                                              int widgetType, int defaultBgColorId) {
         WorkingNote note = new WorkingNote(context, folderId);
         note.setBgColorId(defaultBgColorId);
         note.setWidgetId(widgetId);
@@ -243,7 +240,7 @@ public class WorkingNote {
         mIsDeleted = mark;
         if (mWidgetId != AppWidgetManager.INVALID_APPWIDGET_ID
                 && mWidgetType != Notes.TYPE_WIDGET_INVALIDE && mNoteSettingStatusListener != null) {
-                mNoteSettingStatusListener.onWidgetChanged();
+            mNoteSettingStatusListener.onWidgetChanged();
         }
     }
 
@@ -342,6 +339,15 @@ public class WorkingNote {
         return mWidgetType;
     }
 
+    // 新增获取文件夹名称和父文件夹ID的方法
+    public String getFolderName() {
+        return mFolderName;
+    }
+
+    public long getParentFolderId() {
+        return mParentFolderId;
+    }
+
     public interface NoteSettingChangedListener {
         /**
          * Called when the background color of current note has just changed
@@ -365,4 +371,4 @@ public class WorkingNote {
          */
         void onCheckListModeChanged(int oldMode, int newMode);
     }
-}
+}

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

@@ -172,12 +172,10 @@ public class NotesListAdapter extends CursorAdapter {
         for (int i = 0; i < getCount(); i++) {
             Cursor c = (Cursor) getItem(i);
             if (c != null) {
-                if (NoteItemData.getNoteType(c) == Notes.TYPE_NOTE) {
+                int type = NoteItemData.getNoteType(c);
+                if (type == Notes.TYPE_NOTE) { // 仅统计便签类型
                     mNotesCount++;
                 }
-            } else {
-                Log.e(TAG, "Invalid cursor");
-                return;
             }
         }
     }

app/src/main/res/layout/item_folder.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+</androidx.constraintlayout.widget.ConstraintLayout>