修复搜索部分功能

src/Notes-master/src/net/micode/notes/ui/NotesListActivity.java

@@ -42,6 +42,7 @@ import android.view.ContextMenu;
 import android.view.ContextMenu.ContextMenuInfo;
 import android.view.Display;
 import android.view.HapticFeedbackConstants;
+import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -51,6 +52,8 @@ import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.View.OnCreateContextMenuListener;
 import android.view.View.OnTouchListener;
+import android.widget.TextView.OnEditorActionListener;
+import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.AdapterView;
 import android.widget.AdapterView.OnItemClickListener;
@@ -333,8 +336,14 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
         mSearchRunnable = new Runnable() {
             @Override
             public void run() {
-                // 执行搜索查询
-                setSearchMode(!TextUtils.isEmpty(mSearchQuery), mSearchQuery);
+                // 执行搜索查询：如果已经处于搜索模式，只更新搜索结果，不退出搜索模式
+                // 这样可以确保搜索栏在用户输入时保持可见
+                if (mIsSearchMode) {
+                    startAsyncNotesListQuery();
+                } else if (!TextUtils.isEmpty(mSearchQuery)) {
+                    // 如果不在搜索模式但有搜索字符串，进入搜索模式
+                    setSearchMode(true, mSearchQuery);
+                }
             }
         };
 
@@ -349,9 +358,11 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
             public void onTextChanged(CharSequence s, int start, int before, int count) {
                 // 文本变化时的处理
                 mSearchQuery = s.toString();
+                Log.d(TAG, "Search text changed: '" + mSearchQuery + "'");
                 // 移除之前的搜索任务
                 mSearchEditText.removeCallbacks(mSearchRunnable);
                 // 延迟执行搜索任务
+                Log.d(TAG, "Posting search runnable with delay: " + SEARCH_DEBOUNCE_DELAY + "ms");
                 mSearchEditText.postDelayed(mSearchRunnable, SEARCH_DEBOUNCE_DELAY);
             }
 
@@ -361,6 +372,28 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
             }
         });
 
+        // 搜索输入框编辑器动作监听器（处理虚拟键盘上的搜索按钮）
+        mSearchEditText.setOnEditorActionListener(new TextView.OnEditorActionListener() {
+            @Override
+            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
+                // 检查是否是搜索动作
+                if (actionId == EditorInfo.IME_ACTION_SEARCH) {
+                    // 获取搜索查询
+                    String query = mSearchEditText.getText().toString().trim();
+                    if (!TextUtils.isEmpty(query)) {
+                        // 设置搜索模式并执行搜索
+                        setSearchMode(true, query);
+                        // 保存搜索历史
+                        saveSearchHistory(query);
+                        // 隐藏软键盘
+                        hideSoftInput(mSearchEditText);
+                    }
+                    return true;
+                }
+                return false;
+            }
+        });
+
         // 清除搜索按钮点击监听器
         mClearSearchButton.setOnClickListener(new OnClickListener() {
             @Override
@@ -789,9 +822,12 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
          */
         @Override
         protected void onQueryComplete(int token, Object cookie, Cursor cursor) {
+            Log.d(TAG, "onQueryComplete called with token: " + token + ", cursor: " + cursor + ", count: " + (cursor != null ? cursor.getCount() : -1));
+            
             switch (token) {
                 case FOLDER_NOTE_LIST_QUERY_TOKEN:
                     // 查询笔记列表完成，更新适配器
+                    Log.d(TAG, "Updating notes list adapter with cursor, count: " + (cursor != null ? cursor.getCount() : -1));
                     mNotesListAdapter.changeCursor(cursor);
                     break;
                 case FOLDER_LIST_QUERY_TOKEN:
@@ -1462,6 +1498,10 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
     private void setSearchMode(boolean isSearchMode, String searchQuery) {
         mIsSearchMode = isSearchMode;
         mSearchQuery = searchQuery;
+        
+        // 移除任何待执行的搜索任务，避免状态冲突
+        mSearchEditText.removeCallbacks(mSearchRunnable);
+        
         startAsyncNotesListQuery();
 
         // 更新UI，显示或隐藏搜索相关控件
@@ -1496,6 +1536,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
      * OMO
      */
     public void handleSearchClick(View view) {
+        Log.d(TAG, "Search button clicked, showing search bar");
         // 显示搜索栏并聚焦到搜索输入框
         setSearchMode(true, mSearchQuery != null ? mSearchQuery : "");
         mSearchEditText.requestFocus();
@@ -1504,6 +1545,7 @@ public class NotesListActivity extends Activity implements OnClickListener, OnIt
         if (imm != null) {
             imm.showSoftInput(mSearchEditText, InputMethodManager.SHOW_IMPLICIT);
         }
+        Log.d(TAG, "Search bar displayed, search mode: " + mIsSearchMode);
     }
 
     /**