diff --git a/src/modules/dock/dock.cpp b/src/modules/dock/dock.cpp
index c1a7384..1cf5499 100644
--- a/src/modules/dock/dock.cpp
+++ b/src/modules/dock/dock.cpp
@@ -1274,15 +1274,6 @@ void Dock::markAppLaunched(AppInfo *appInfo)
     dbusHandler->markAppLaunched(desktopFile);
 }
 
-/**
- * @brief Dock::deleteWindow 删除窗口  TODO 检查必要性
- * @param xid
- */
-void Dock::deleteWindow(XWindow xid)
-{
-    entries->deleteWindow(xid);
-}
-
 /**
  * @brief Dock::getForceQuitAppStatus 获取强制关闭应用状态
  * @return
diff --git a/src/modules/dock/dock.h b/src/modules/dock/dock.h
index 2fc3069..06b260d 100644
--- a/src/modules/dock/dock.h
+++ b/src/modules/dock/dock.h
@@ -81,7 +81,6 @@ public:
 
     AppInfo *identifyWindow(WindowInfoBase *winInfo, QString &innerId);
     void markAppLaunched(AppInfo *appInfo);
-    void deleteWindow(XWindow xid);
 
     ForceQuitAppMode getForceQuitAppStatus();
     QVector<QString> getWinIconPreferredApps();
diff --git a/src/modules/dock/entries.cpp b/src/modules/dock/entries.cpp
index 44bfa39..02ff600 100644
--- a/src/modules/dock/entries.cpp
+++ b/src/modules/dock/entries.cpp
@@ -188,16 +188,6 @@ void Entries::handleActiveWindowChanged(XWindow activeWindId)
     }
 }
 
-void Entries::deleteWindow(XWindow xid)
-{
-    for (auto entry : items) {
-        if (entry->containsWindow(xid)) {
-            entry->deleteWindow(xid);
-            break;
-        }
-    }
-}
-
 void Entries::updateEntriesMenu()
 {
     for (auto entry : items) {
diff --git a/src/modules/dock/entries.h b/src/modules/dock/entries.h
index 5dde76e..298b38f 100644
--- a/src/modules/dock/entries.h
+++ b/src/modules/dock/entries.h
@@ -47,7 +47,6 @@ public:
     Entry *getDockedEntryByDesktopFile(const QString &desktopFile);
     QString queryWindowIdentifyMethod(XWindow windowId);
     void handleActiveWindowChanged(XWindow activeWindId);
-    void deleteWindow(XWindow xid);
     void updateEntriesMenu();
     void insertCb(Entry *entry, int index);
     void removeCb(Entry *entry);
diff --git a/src/modules/dock/entry.cpp b/src/modules/dock/entry.cpp
index ba7d3f9..3b5077d 100644
--- a/src/modules/dock/entry.cpp
+++ b/src/modules/dock/entry.cpp
@@ -439,6 +439,7 @@ void Entry::updateExportWindowInfos()
         Q_EMIT windowInfosChanged(infos);
     }
 
+    // 更新导出的窗口信息
     exportWindowInfos = infos;
 }
 
@@ -447,7 +448,11 @@ bool Entry::detachWindow(WindowInfoBase *info)
 {
     info->setEntry(nullptr);
     XWindow winId = info->getXid();
-    deleteWindow(winId);
+    if (windowInfoMap.contains(winId)) {
+        WindowInfoBase *info = windowInfoMap[winId];
+        windowInfoMap.remove(winId);
+        delete info;
+    }
 
     if (windowInfoMap.isEmpty()) {
         if (!isDocked) {
@@ -509,16 +514,6 @@ bool Entry::containsWindow(XWindow xid)
     return windowInfoMap.find(xid) != windowInfoMap.end();
 }
 
-void Entry::deleteWindow(XWindow xid)
-{    
-    if (windowInfoMap.contains(xid)) {
-        WindowInfoBase *info = windowInfoMap[xid];
-        windowInfoMap.remove(xid);
-        exportWindowInfos.remove(xid);
-        delete info;
-    }
-}
-
 // 处理菜单项
 void Entry::handleMenuItem(uint32_t timestamp, QString itemId)
 {
@@ -639,7 +634,7 @@ void Entry::active(uint32_t timestamp)
             dock->doActiveWindow(xid);
         } else {
             bool found = false;
-            bool hiddenAtom = XCB->getAtom("_NET_WM_STATE_HIDDEN");
+            XWindow hiddenAtom = XCB->getAtom("_NET_WM_STATE_HIDDEN");
             for (auto state : XCB->getWMState(xid)) {
                 if (hiddenAtom == state) {
                     found = true;
diff --git a/src/modules/dock/entry.h b/src/modules/dock/entry.h
index a85b535..93d42df 100644
--- a/src/modules/dock/entry.h
+++ b/src/modules/dock/entry.h
@@ -76,7 +76,6 @@ public:
     bool attachWindow(WindowInfoBase *info);
     void launchApp(uint32_t timestamp);
     bool containsWindow(XWindow xid);
-    void deleteWindow(XWindow xid);
 
     void handleMenuItem(uint32_t timestamp, QString itemId);
     void handleDragDrop(uint32_t timestamp, QStringList files);