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

@@ -23,8 +23,10 @@ import android.content.ContentValues;
 import android.content.Intent;
 import android.content.UriMatcher;
 import android.database.Cursor;
+import android.database.CursorWrapper;
 import android.database.sqlite.SQLiteDatabase;
 import android.net.Uri;
+import android.text.Html;
 import android.text.TextUtils;
 import android.util.Log;
 
@@ -84,15 +86,15 @@ public class NotesProvider extends ContentProvider {
     /**
      * 搜索查询的投影（列）定义
      * x'0A' 在SQLite中代表 '\n' 字符
-     * 对于搜索结果中的标题和内容，我们将修剪 '\n' 和空白字符以显示更多信息
+     * 对于搜索结果中的标题和内容，我们将修剪 '\n' 和空白字符，并移除HTML标签以显示纯文本
      */
-    private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + ","
-            + NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + ","
-            + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + ","
-            + "TRIM(REPLACE(" + NoteColumns.SNIPPET + ", x'0A','')) AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + ","
-            + R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + ","
-            + "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + ","
-            + "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA;
+    private static final String NOTES_SEARCH_PROJECTION = NoteColumns.ID + "," +
+            NoteColumns.ID + " AS " + SearchManager.SUGGEST_COLUMN_INTENT_EXTRA_DATA + "," +
+            NoteColumns.SNIPPET + " AS " + SearchManager.SUGGEST_COLUMN_TEXT_1 + "," +
+            NoteColumns.SNIPPET + " AS " + SearchManager.SUGGEST_COLUMN_TEXT_2 + "," +
+            R.drawable.search_result + " AS " + SearchManager.SUGGEST_COLUMN_ICON_1 + "," +
+            "'" + Intent.ACTION_VIEW + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_ACTION + "," +
+            "'" + Notes.TextNote.CONTENT_TYPE + "' AS " + SearchManager.SUGGEST_COLUMN_INTENT_DATA;
 
     /**
      * 便签片段搜索查询的SQL语句
@@ -100,10 +102,9 @@ public class NotesProvider extends ContentProvider {
      */
     private static String NOTES_SNIPPET_SEARCH_QUERY = "SELECT " + NOTES_SEARCH_PROJECTION
             + " FROM " + TABLE.NOTE
-            + " WHERE " + NoteColumns.SNIPPET + " LIKE ?"
+            + " WHERE REPLACE(REPLACE(" + NoteColumns.SNIPPET + ", '<', ''), '>', '') LIKE ?"
             + " AND " + NoteColumns.PARENT_ID + "<>" + Notes.ID_TRASH_FOLER
             + " AND " + NoteColumns.TYPE + "=" + Notes.TYPE_NOTE;
-
     /**
      * 初始化内容提供者
      * @return 如果初始化成功返回true，否则返回false
@@ -186,6 +187,10 @@ public class NotesProvider extends ContentProvider {
                     searchString = String.format("%%%s%%", searchString);
                     c = db.rawQuery(NOTES_SNIPPET_SEARCH_QUERY,
                             new String[] { searchString });
+                    // 创建一个自定义的Cursor包装器，用于处理HTML标签
+                    if (c != null && c.moveToFirst()) {
+                        c = new HtmlCleaningCursorWrapper(c);
+                    }
                 } catch (IllegalStateException ex) {
                     Log.e(TAG, "got exception: " + ex.toString());
                 }
@@ -421,4 +426,36 @@ public class NotesProvider extends ContentProvider {
         // TODO: 实现此方法，返回合适的MIME类型
         return null;
     }
+    
+    /**
+     * HTML标签清理Cursor包装器
+     * <p>
+     * 这个类用于包装原始Cursor，并在getString()方法中清理HTML标签，
+     * 确保返回纯文本内容
+     * </p>
+     */
+    private class HtmlCleaningCursorWrapper extends CursorWrapper {
+        private int mText1ColumnIndex;
+        private int mText2ColumnIndex;
+        
+        /**
+         * 构造函数
+         * @param cursor 原始Cursor
+         */
+        public HtmlCleaningCursorWrapper(Cursor cursor) {
+            super(cursor);
+            mText1ColumnIndex = cursor.getColumnIndex(SearchManager.SUGGEST_COLUMN_TEXT_1);
+            mText2ColumnIndex = cursor.getColumnIndex(SearchManager.SUGGEST_COLUMN_TEXT_2);
+        }
+        
+        @Override
+        public String getString(int column) {
+            String value = super.getString(column);
+            if ((column == mText1ColumnIndex || column == mText2ColumnIndex) && value != null) {
+                // 清理HTML标签，返回纯文本
+                return Html.fromHtml(value).toString();
+            }
+            return value;
+        }
+    }
 }