diff --git a/CMakeLists.txt b/CMakeLists.txt
index f43150880..2e80b635f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,6 +12,8 @@ project(DDEShell
     LANGUAGES CXX C
 )
 
+add_compile_definitions(QT_NO_KEYWORDS)
+
 if (CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
     set(CMAKE_INSTALL_PREFIX /usr)
 endif ()
diff --git a/applets/dde-am/amapplet.h b/applets/dde-am/amapplet.h
index a075ccf2d..8ae1df6b9 100644
--- a/applets/dde-am/amapplet.h
+++ b/applets/dde-am/amapplet.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -19,7 +19,7 @@ class AMApplet : public DApplet
 
     virtual bool load() override;
 
-private slots:
+private Q_SLOTS:
     void onInterfacesRemoved(const QDBusObjectPath &objPath, const QStringList &interfaces);
 
 private:
diff --git a/applets/dde-appearance/appearanceapplet.h b/applets/dde-appearance/appearanceapplet.h
index cef72b299..227aa4e57 100644
--- a/applets/dde-appearance/appearanceapplet.h
+++ b/applets/dde-appearance/appearanceapplet.h
@@ -20,7 +20,7 @@ class AppearanceApplet : public DApplet
 
     virtual bool load() override;
     qreal opacity() const;
-signals:
+Q_SIGNALS:
     void opacityChanged();
 private:
     void initDBusProxy();
diff --git a/applets/dde-apps/amappitemmodel.h b/applets/dde-apps/amappitemmodel.h
index 5ace8b3c5..213eb8e4d 100644
--- a/applets/dde-apps/amappitemmodel.h
+++ b/applets/dde-apps/amappitemmodel.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -21,7 +21,7 @@ class AMAppItemModel : public AppItemModel
 
     bool ready() const;
 
-signals:
+Q_SIGNALS:
     void readyChanged(bool);
 
 private:
diff --git a/applets/dde-apps/appsapplet.h b/applets/dde-apps/appsapplet.h
index 65d08f4d4..68d3d6588 100644
--- a/applets/dde-apps/appsapplet.h
+++ b/applets/dde-apps/appsapplet.h
@@ -31,7 +31,7 @@ class AppsApplet : public DApplet
     bool appModelReady() const;
     QVariantMap ddeCategories() const;
 
-signals:
+Q_SIGNALS:
     void appModelReadyChanged(bool ready);
 
 private:
diff --git a/applets/dde-apps/itemspage.cpp b/applets/dde-apps/itemspage.cpp
index 4c068cb16..7f076465a 100644
--- a/applets/dde-apps/itemspage.cpp
+++ b/applets/dde-apps/itemspage.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2023-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -34,7 +34,7 @@ QString ItemsPage::name() const
 void ItemsPage::setName(const QString &name)
 {
     m_displayName = name;
-    emit nameChanged();
+    Q_EMIT nameChanged();
 }
 
 int ItemsPage::maxItemCountPerPage() const
@@ -72,8 +72,8 @@ void ItemsPage::appendEmptyPage()
 {
     m_pages.append(QStringList());
 
-    emit pageCountChanged();
-    emit sigPageAdded(m_pages.count() - 1, m_pages.count() - 1);
+    Q_EMIT pageCountChanged();
+    Q_EMIT sigPageAdded(m_pages.count() - 1, m_pages.count() - 1);
 }
 
 // if length of items larger than max item count per page, there will be another page get appended
@@ -102,8 +102,8 @@ void ItemsPage::appendPage(const QStringList items)
         m_pages.append(newList);
     }
 
-    emit pageCountChanged();
-    emit sigPageAdded(first, m_pages.count() - 1);
+    Q_EMIT pageCountChanged();
+    Q_EMIT sigPageAdded(first, m_pages.count() - 1);
 }
 
 // find a page with empty place and append the item to that page.
@@ -186,8 +186,8 @@ bool ItemsPage::removeItem(const QString id, bool removePageIfPageIsEmpty)
 
         if (removePageIfPageIsEmpty && m_pages.at(page).isEmpty()) {
             m_pages.removeAt(page);
-            emit pageCountChanged();
-            emit sigPageRemoved(m_pages.count() - 1, m_pages.count() - 1);
+            Q_EMIT pageCountChanged();
+            Q_EMIT sigPageRemoved(m_pages.count() - 1, m_pages.count() - 1);
         }
 
         return true;
@@ -214,8 +214,8 @@ void ItemsPage::removeEmptyPages()
     int count = m_pages.size();
     m_pages.removeAll({});
     if (count != m_pages.size()) {
-        emit pageCountChanged();
-        emit sigPageRemoved(m_pages.count() - 1, m_pages.count() - 1);
+        Q_EMIT pageCountChanged();
+        Q_EMIT sigPageRemoved(m_pages.count() - 1, m_pages.count() - 1);
     }
 }
 
diff --git a/applets/dde-apps/itemspage.h b/applets/dde-apps/itemspage.h
index 26f074271..9df8ae6d6 100644
--- a/applets/dde-apps/itemspage.h
+++ b/applets/dde-apps/itemspage.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2023-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -49,7 +49,7 @@ class ItemsPage : public QObject
 private:
     void moveItem(int fromPage, int fromIndex, int toPage, int toIndex);
 
-signals:
+Q_SIGNALS:
     void nameChanged();
     void pageCountChanged();
     void sigPageAdded(int first, int last);
diff --git a/example/applet-example-data/exampleapplet.cpp b/example/applet-example-data/exampleapplet.cpp
index 2944450a4..a37ee1fd4 100644
--- a/example/applet-example-data/exampleapplet.cpp
+++ b/example/applet-example-data/exampleapplet.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2023-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -53,7 +53,7 @@ void ExampleApplet::setUserData(bool newUserData)
     if (m_userData == newUserData)
         return;
     m_userData = newUserData;
-    emit userDataChanged();
+    Q_EMIT userDataChanged();
 }
 
 QString ExampleApplet::call(const QString &id)
diff --git a/example/bridge-example/exampleappletitem.h b/example/bridge-example/exampleappletitem.h
index 805bf0c46..3ce5ce52e 100644
--- a/example/bridge-example/exampleappletitem.h
+++ b/example/bridge-example/exampleappletitem.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -17,7 +17,7 @@ class ExampleAppletItem : public DS_NAMESPACE::DApplet
     explicit ExampleAppletItem(QObject *parent = nullptr);
     virtual bool init() override;
 
-signals:
+Q_SIGNALS:
     void applicationsModelChanged();
 
 private:
diff --git a/example/panel-example/examplepanel.h b/example/panel-example/examplepanel.h
index d46a98416..66526f6bb 100644
--- a/example/panel-example/examplepanel.h
+++ b/example/panel-example/examplepanel.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2023-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -18,7 +18,7 @@ class ExamplePanel : public DPanel
 
     virtual bool init() override;
 
-private slots:
+private Q_SLOTS:
     void onReceivedSignal(const QString &id);
 
 };
diff --git a/frame/layershell/x11dlayershellemulation.h b/frame/layershell/x11dlayershellemulation.h
index 5814f7b8b..a469c1f2d 100644
--- a/frame/layershell/x11dlayershellemulation.h
+++ b/frame/layershell/x11dlayershellemulation.h
@@ -22,7 +22,7 @@ class LayerShellEmulation : public QObject
 public:
     explicit LayerShellEmulation(QWindow* window, QObject* parent = nullptr);
 
-private slots:
+private Q_SLOTS:
     void onLayerChanged();
     // margins or anchor changed
     void onPositionChanged();
diff --git a/frame/models/listtotableproxymodel.h b/frame/models/listtotableproxymodel.h
index fc74d8354..887429d46 100644
--- a/frame/models/listtotableproxymodel.h
+++ b/frame/models/listtotableproxymodel.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: LGPL-2.0-or-later
 
@@ -18,7 +18,7 @@ class ListToTableProxyModel : public KExtraColumnsProxyModel
 
     QVariant extraColumnData(const QModelIndex &parent, int row, int extraColumn, int role = Qt::DisplayRole) const override;
 
-signals:
+Q_SIGNALS:
     void rolesChanged(QList<int> roles);
     void sourceColumnChanged(int sourceColum);
 
diff --git a/frame/popupwindow.h b/frame/popupwindow.h
index 24481389d..b71111a36 100644
--- a/frame/popupwindow.h
+++ b/frame/popupwindow.h
@@ -27,7 +27,7 @@ class PopupWindow : public QQuickApplicationWindow
     void mouseMoveEvent(QMouseEvent *event) override;
     bool nativeEvent(const QByteArray &eventType, void *message, qintptr *result) override;
 
-signals:
+Q_SIGNALS:
     void x11GrabFocusTransitionChanged();
     void x11FocusOutByGrab();
     void x11FocusInByUngrab();
diff --git a/frame/private/dsqmlglobal_p.h b/frame/private/dsqmlglobal_p.h
index 459096b13..204db19df 100644
--- a/frame/private/dsqmlglobal_p.h
+++ b/frame/private/dsqmlglobal_p.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -40,7 +40,7 @@ class DQmlGlobal : public QObject, public DTK_CORE_NAMESPACE::DObject
     static DQmlGlobal *instance();
     static QList<QWindow *> allChildrenWindows(QWindow *target);
 
-signals:
+Q_SIGNALS:
     void rootAppletChanged();
 };
 
diff --git a/frame/private/utility_x11_p.h b/frame/private/utility_x11_p.h
index f221148e5..892cd820c 100644
--- a/frame/private/utility_x11_p.h
+++ b/frame/private/utility_x11_p.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -42,7 +42,7 @@ class MouseGrabEventFilter : public QObject
     static bool isMatchingWindow(QWindow *target);
     void closeAllWindow();
     bool eventFilter(QObject *watched, QEvent *event) override;
-signals:
+Q_SIGNALS:
     void outsideMousePressed();
 private:
     void mousePressEvent(QMouseEvent *e);
diff --git a/frame/quick/dsquickdrag.cpp b/frame/quick/dsquickdrag.cpp
index 5dae9c99a..56e6c6879 100644
--- a/frame/quick/dsquickdrag.cpp
+++ b/frame/quick/dsquickdrag.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -141,7 +141,7 @@ void DQuickDrag::setActive(bool newActive)
     }
 
     d->m_active = newActive;
-    emit activeChanged();
+    Q_EMIT activeChanged();
 }
 
 QPoint DQuickDrag::startDragPoint() const
@@ -162,7 +162,7 @@ void DQuickDrag::setOverlay(QQmlComponent *newOverlay)
     if (d->m_overlay == newOverlay)
         return;
     d->m_overlay = newOverlay;
-    emit overlayChanged();
+    Q_EMIT overlayChanged();
 }
 
 QSizeF DQuickDrag::hotSpotScale() const
@@ -177,14 +177,14 @@ void DQuickDrag::setHotSpotScale(const QSizeF &newHotSpotScale)
     if (d->m_hotSpotScale == newHotSpotScale)
         return;
     d->m_hotSpotScale = newHotSpotScale;
-    emit hotSpotScaleChanged();
+    Q_EMIT hotSpotScaleChanged();
 }
 
 void DQuickDrag::resetHotSpotScale()
 {
     D_D(DQuickDrag);
     d->m_hotSpotScale = {};
-    emit hotSpotScaleChanged();
+    Q_EMIT hotSpotScaleChanged();
 }
 
 QPoint DQuickDrag::currentDragPoint() const
@@ -299,14 +299,14 @@ void DQuickDragPrivate::updateStartDragPoint()
     m_startDragPoint = pos - hotSpot();
 
     D_Q(DQuickDrag);
-    emit q->startDragPointChanged();
+    Q_EMIT q->startDragPointChanged();
 }
 
 void DQuickDragPrivate::updateCurrentDragPoint()
 {
     m_currentDragPoint = m_window->position();
     D_Q(DQuickDrag);
-    emit q->currentDragPointChanged();
+    Q_EMIT q->currentDragPointChanged();
 }
 
 QPoint DQuickDragPrivate::hotSpot() const
diff --git a/frame/quick/dsquickdrag_p.h b/frame/quick/dsquickdrag_p.h
index ff37f3375..4daa0bcc4 100644
--- a/frame/quick/dsquickdrag_p.h
+++ b/frame/quick/dsquickdrag_p.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -45,7 +45,7 @@ class DQuickDrag : public QObject, public DTK_CORE_NAMESPACE::DObject
     bool isDragging() const;
 
     static DQuickDrag *qmlAttachedProperties(QObject *object);
-signals:
+Q_SIGNALS:
     void activeChanged();
     void startDragPointChanged();
     void overlayChanged();
diff --git a/frame/utility_x11.cpp b/frame/utility_x11.cpp
index af7b76652..90a2e0af9 100644
--- a/frame/utility_x11.cpp
+++ b/frame/utility_x11.cpp
@@ -130,7 +130,7 @@ bool MouseGrabEventFilter::eventFilter(QObject *watched, QEvent *event)
             const auto pos = pt.globalPosition();
             if (!bounding.contains(pos.toPoint())) {
                 qCDebug(dsLog) << "touch outside menu window:" << m_target->winId();
-                emit outsideMousePressed();
+                Q_EMIT outsideMousePressed();
                 return true;
             }
         }
@@ -146,7 +146,7 @@ void MouseGrabEventFilter::mousePressEvent(QMouseEvent *e)
     if ((e->position().toPoint().isNull() && !pos.isNull()) ||
         !bounding.contains(pos.toPoint())) {
         instance()->deliverMouseEvent(e->button());
-        emit outsideMousePressed();
+        Q_EMIT outsideMousePressed();
         return;
     }
 }
diff --git a/panels/dock/appruntimeitem/windowmanager.cpp b/panels/dock/appruntimeitem/windowmanager.cpp
index 20236e580..d1aefca35 100644
--- a/panels/dock/appruntimeitem/windowmanager.cpp
+++ b/panels/dock/appruntimeitem/windowmanager.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -101,7 +101,7 @@ void WindowManager::setWindowInfoActive(uint id, const QString &name)
         if (m_WindowList[i].id == id) {
             m_ActiveId = id;
             m_WindowList[i].name = "ForegroundApp："+name;
-            emit dataChanged(index(i), index(i), {NameRole, IdRole, StartTimeRole});
+            Q_EMIT dataChanged(index(i), index(i), {NameRole, IdRole, StartTimeRole});
             return;
         }
     }
@@ -113,7 +113,7 @@ void WindowManager::setWindowInfoInActive(uint id, const QString &name)
         if (m_ActiveId!=0&&m_WindowList[i].id == m_ActiveId) {
             m_WindowList[i].name = "BackgroundApp："+m_WindowList[i].name.split("：")[1];
             m_ActiveId=0;
-            emit dataChanged(index(i), index(i), {NameRole, IdRole, StartTimeRole});
+            Q_EMIT dataChanged(index(i), index(i), {NameRole, IdRole, StartTimeRole});
             return;
         }
     }
diff --git a/panels/dock/dockpanel.cpp b/panels/dock/dockpanel.cpp
index b790011c9..c3f9e5501 100644
--- a/panels/dock/dockpanel.cpp
+++ b/panels/dock/dockpanel.cpp
@@ -571,7 +571,7 @@ void DockPanel::setContextDragging(bool newContextDragging)
     m_contextDragging = newContextDragging;
     if (!m_contextDragging)
         m_helper->checkNeedHideOrNot();
-    emit contextDraggingChanged();
+    Q_EMIT contextDraggingChanged();
 }
 
 bool DockPanel::isResizing() const
@@ -585,7 +585,7 @@ void DockPanel::setIsResizing(bool resizing)
     if (m_isResizing == resizing)
         return;
     m_isResizing = resizing;
-    emit isResizingChanged(m_isResizing);
+    Q_EMIT isResizingChanged(m_isResizing);
 }
 
 bool DockPanel::moveXEmbedWindow(uint32_t wid, double dx, double dy, QQuickWindow *anchorWindow)
diff --git a/panels/dock/dockpositioner.cpp b/panels/dock/dockpositioner.cpp
index e1b8bc5d4..0229c2e4f 100644
--- a/panels/dock/dockpositioner.cpp
+++ b/panels/dock/dockpositioner.cpp
@@ -65,7 +65,7 @@ void DockPositioner::setBounding(const QRect &newBounding)
     if (m_bounding == newBounding)
         return;
     m_bounding = newBounding;
-    emit boundingChanged();
+    Q_EMIT boundingChanged();
 }
 
 int DockPositioner::x() const
@@ -93,7 +93,7 @@ void DockPositioner::setX(int x)
     if (m_x == x)
         return;
     m_x = x;
-    emit xChanged();
+    Q_EMIT xChanged();
 }
 
 void DockPositioner::setY(int y)
@@ -101,7 +101,7 @@ void DockPositioner::setY(int y)
     if (m_y == y)
         return;
     m_y = y;
-    emit yChanged();
+    Q_EMIT yChanged();
 }
 
 void DockPositioner::update()
@@ -171,7 +171,7 @@ void DockPanelPositioner::setHorizontalOffset(int newHorizontalOffset)
     if (m_horizontalOffset == newHorizontalOffset)
         return;
     m_horizontalOffset = newHorizontalOffset;
-    emit horizontalOffsetChanged();
+    Q_EMIT horizontalOffsetChanged();
 }
 
 int DockPanelPositioner::vertialOffset() const
@@ -184,7 +184,7 @@ void DockPanelPositioner::setVertialOffset(int newVertialOffset)
     if (m_vertialOffset == newVertialOffset)
         return;
     m_vertialOffset = newVertialOffset;
-    emit vertialOffsetChanged();
+    Q_EMIT vertialOffsetChanged();
 }
 
 void DockPanelPositioner::resetHorizontalOffset()
diff --git a/panels/dock/dockpositioner.h b/panels/dock/dockpositioner.h
index b60ed1521..e3b8f05b9 100644
--- a/panels/dock/dockpositioner.h
+++ b/panels/dock/dockpositioner.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -41,11 +41,11 @@ class DockPositioner : public QObject
 
     void setX(int x);
     void setY(int y);
-public slots:
+public Q_SLOTS:
     void update();
     virtual void updatePosition();
 
-signals:
+Q_SIGNALS:
     void boundingChanged();
     void xChanged();
     void yChanged();
@@ -80,10 +80,10 @@ class DockPanelPositioner : public DockPositioner
     void setVertialOffset(int newVertialOffset);
     void resetVertialOffset();
 
-public slots:
+public Q_SLOTS:
     virtual void updatePosition() override;
 
-signals:
+Q_SIGNALS:
     void horizontalOffsetChanged();
     void vertialOffsetChanged();
 
diff --git a/panels/dock/pluginmanagerextension.cpp b/panels/dock/pluginmanagerextension.cpp
index c6237c968..ad1777bd1 100644
--- a/panels/dock/pluginmanagerextension.cpp
+++ b/panels/dock/pluginmanagerextension.cpp
@@ -812,7 +812,7 @@ void PluginSurface::setMargins(int newMargins)
     m_margins = newMargins;
     send_margin(m_margins);
 
-    emit marginsChanged();
+    Q_EMIT marginsChanged();
 }
 
 QSize PluginManager::dockSize() const
@@ -826,7 +826,7 @@ void PluginManager::setDockSize(const QSize &newDockSize)
         return;
     m_dockSize = newDockSize;
     sendEventMsg(dockSizeMsg());
-    emit dockSizeChanged();
+    Q_EMIT dockSizeChanged();
 }
 
 bool PluginManager::fashionMode() const
@@ -840,7 +840,7 @@ void PluginManager::setFashionMode(bool newFashionMode)
         return;
     m_fashionMode = newFashionMode;
     sendEventMsg(fashionModeMsg());
-    emit fashionModeChanged();
+    Q_EMIT fashionModeChanged();
 }
 
 void PluginManager::removePluginSurface(PluginSurface *plugin)
diff --git a/panels/dock/pluginmanagerextension_p.h b/panels/dock/pluginmanagerextension_p.h
index 57629ebdf..9e0a6d724 100644
--- a/panels/dock/pluginmanagerextension_p.h
+++ b/panels/dock/pluginmanagerextension_p.h
@@ -239,7 +239,7 @@ class PluginSurface : public QWaylandShellSurface, public QtWaylandServer::plugi
     int margins() const;
     void setMargins(int newMargins);
 
-signals:
+Q_SIGNALS:
     void itemActiveChanged();
     void cardOrderChanged();
     void heightChanged();
@@ -322,7 +322,7 @@ class PluginPopup : public QWaylandShellSurface, public QtWaylandServer::plugin_
     int height() const;
     int width() const;
 
-signals:
+Q_SIGNALS:
     void aboutToDestroy();
 
 protected:
diff --git a/panels/dock/showdesktop/showdesktop.h b/panels/dock/showdesktop/showdesktop.h
index 30c0c0303..6b7410f3b 100644
--- a/panels/dock/showdesktop/showdesktop.h
+++ b/panels/dock/showdesktop/showdesktop.h
@@ -31,7 +31,7 @@ class ShowDesktop : public DS_NAMESPACE::DApplet
 Q_SIGNALS:
     void visibleChanged();
 
-private slots:
+private Q_SLOTS:
     void onEnableShowDesktopChanged();
 
 private:
diff --git a/panels/dock/taskmanager/dockcombinemodel.h b/panels/dock/taskmanager/dockcombinemodel.h
index 9be05e6c7..46166ac16 100644
--- a/panels/dock/taskmanager/dockcombinemodel.h
+++ b/panels/dock/taskmanager/dockcombinemodel.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -18,7 +18,7 @@ class DockCombineModel : public RoleCombineModel, public AbstractTaskManagerInte
     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
     QHash<int, QByteArray> roleNames() const override;
 
-private slots:
+private Q_SLOTS:
     void onSourceDataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight, const QList<int> &roles);
 
 private:
diff --git a/panels/dock/taskmanager/dockglobalelementmodel.h b/panels/dock/taskmanager/dockglobalelementmodel.h
index 51391fdc6..164131b84 100644
--- a/panels/dock/taskmanager/dockglobalelementmodel.h
+++ b/panels/dock/taskmanager/dockglobalelementmodel.h
@@ -38,7 +38,7 @@ class DockGlobalElementModel : public QAbstractListModel, public AbstractTaskMan
 
     void moveItem(int from, int to);
 
-public slots:
+public Q_SLOTS:
     void initDockedElements(bool unused);
 
 private:
diff --git a/panels/dock/taskmanager/taskmanager.cpp b/panels/dock/taskmanager/taskmanager.cpp
index 02ef7189e..5dcbdc134 100644
--- a/panels/dock/taskmanager/taskmanager.cpp
+++ b/panels/dock/taskmanager/taskmanager.cpp
@@ -231,7 +231,7 @@ bool TaskManager::init()
 
     connect(m_windowMonitor.data(), &AbstractWindowMonitor::windowFullscreenChanged, this, [this] (bool isFullscreen) {
         m_windowFullscreen = isFullscreen;
-        emit windowFullscreenChanged(isFullscreen);
+        Q_EMIT windowFullscreenChanged(isFullscreen);
     });
 
     connect(m_windowMonitor.data(), &AbstractWindowMonitor::previewShouldClear, this, [this]() {
diff --git a/panels/dock/taskmanager/textcalculator.cpp b/panels/dock/taskmanager/textcalculator.cpp
index b3f5c6e4a..708a16c95 100644
--- a/panels/dock/taskmanager/textcalculator.cpp
+++ b/panels/dock/taskmanager/textcalculator.cpp
@@ -39,7 +39,7 @@ void TextCalculator::setFont(const QFont &font)
         qCDebug(textCalculatorLog) << "Font changed, clearing cache and recalculating";
         m_font = font;
         m_baselineWidthCache.clear();
-        emit fontChanged();
+        Q_EMIT fontChanged();
         scheduleCalculation();
     }
 }
@@ -48,7 +48,7 @@ void TextCalculator::setIconSize(qreal size)
 {
     if (m_iconSize != size) {
         m_iconSize = size;
-        emit iconSizeChanged();
+        Q_EMIT iconSizeChanged();
         scheduleCalculation();
     }
 }
@@ -57,7 +57,7 @@ void TextCalculator::setCellSize(qreal size)
 {
     if (m_cellSize != size) {
         m_cellSize = size;
-        emit cellSizeChanged();
+        Q_EMIT cellSizeChanged();
         scheduleCalculation();
     }
 }
@@ -66,7 +66,7 @@ void TextCalculator::setSpacing(int spacing)
 {
     if (m_spacing != spacing) {
         m_spacing = spacing;
-        emit spacingChanged();
+        Q_EMIT spacingChanged();
         scheduleCalculation();
     }
 }
@@ -75,7 +75,7 @@ void TextCalculator::setItemPadding(int padding)
 {
     if (m_itemPadding != padding) {
         m_itemPadding = padding;
-        emit itemPaddingChanged();
+        Q_EMIT itemPaddingChanged();
         scheduleCalculation();
     }
 }
@@ -87,7 +87,7 @@ void TextCalculator::setDataModel(QAbstractItemModel *model)
         disconnectDataModelSignals();
         m_dataModel = model;
         connectDataModelSignals();
-        emit dataModelChanged();
+        Q_EMIT dataModelChanged();
         scheduleCalculation();
     }
 }
@@ -96,7 +96,7 @@ void TextCalculator::setRemainingSpace(qreal space)
 {
     if (m_remainingSpace != space) {
         m_remainingSpace = space;
-        emit remainingSpaceChanged();
+        Q_EMIT remainingSpaceChanged();
         scheduleCalculation();
     }
 }
@@ -113,7 +113,7 @@ void TextCalculator::setEnabled(bool enabled)
     } else {
         resetCalculatedWidths();
     }
-    emit enabledChanged();
+    Q_EMIT enabledChanged();
 }
 
 void TextCalculator::componentComplete()
@@ -156,7 +156,7 @@ void TextCalculator::onDataModelChanged()
 void TextCalculator::onDataModelDestroyed()
 {
     m_dataModel = nullptr;
-    emit dataModelChanged();
+    Q_EMIT dataModelChanged();
     resetCalculatedWidths();
 }
 
@@ -181,10 +181,10 @@ void TextCalculator::resetCalculatedWidths()
     m_totalWidth = 0.0;
 
     if (optimalWidthWasSet) {
-        emit optimalSingleTextWidthChanged();
+        Q_EMIT optimalSingleTextWidthChanged();
     }
     if (totalWidthWasSet) {
-        emit totalWidthChanged();
+        Q_EMIT totalWidthChanged();
     }
 }
 
@@ -271,8 +271,8 @@ void TextCalculator::calculateOptimalTextWidth()
             qCDebug(textCalculatorLog) << "Setting optimal width to 0 (no apps or no space)";
             m_optimalSingleTextWidth = 0.0;
             m_totalWidth = 0;
-            emit optimalSingleTextWidthChanged();
-            emit totalWidthChanged();
+            Q_EMIT optimalSingleTextWidthChanged();
+            Q_EMIT totalWidthChanged();
         }
         return;
     }
@@ -323,9 +323,9 @@ void TextCalculator::calculateOptimalTextWidth()
                                    << "Remaining space:" << m_remainingSpace << "Total required:" << newTotalWidth << "Char count:" << charCount
                                    << "spacing:" << m_spacing;
         m_optimalSingleTextWidth = newOptimalWidth;
-        emit optimalSingleTextWidthChanged();
+        Q_EMIT optimalSingleTextWidthChanged();
         m_totalWidth = newTotalWidth;
-        emit totalWidthChanged();
+        Q_EMIT totalWidthChanged();
     }
 }
 
@@ -381,7 +381,7 @@ void TextCalculatorAttached::setText(const QString &text)
     }
     m_text = text;
     ensureInitialize();
-    emit textChanged();
+    Q_EMIT textChanged();
 }
 
 QString TextCalculatorAttached::elidedText() const
@@ -401,7 +401,7 @@ void TextCalculatorAttached::setCalculator(TextCalculator *calculator)
     }
 
     m_calculator = calculator;
-    emit calculatorChanged();
+    Q_EMIT calculatorChanged();
 
     if (m_calculator) {
         connect(m_calculator, &TextCalculator::optimalSingleTextWidthChanged, this, &TextCalculatorAttached::updateElidedText);
@@ -435,8 +435,8 @@ void TextCalculatorAttached::updateElidedText()
         qCDebug(textCalculatorLog) << "No calculator available for elided text update";
         m_elidedText.clear();
         m_ellipsisWidth = 0.0;
-        emit elidedTextChanged();
-        emit ellipsisWidthChanged();
+        Q_EMIT elidedTextChanged();
+        Q_EMIT ellipsisWidthChanged();
         return;
     }
 
@@ -456,15 +456,15 @@ void TextCalculatorAttached::updateElidedText()
 
     if (visibleText != m_text) {
         m_ellipsisWidth = fontMetrics.horizontalAdvance(QString::fromUtf8("…"));
-        emit ellipsisWidthChanged();
+        Q_EMIT ellipsisWidthChanged();
     } else {
         m_ellipsisWidth = 0.0;
-        emit ellipsisWidthChanged();
+        Q_EMIT ellipsisWidthChanged();
     }
 
     if (m_elidedText != visibleText) {
         m_elidedText = visibleText;
-        emit elidedTextChanged();
+        Q_EMIT elidedTextChanged();
     }
 }
 
diff --git a/panels/dock/taskmanager/textcalculator.h b/panels/dock/taskmanager/textcalculator.h
index 6152b3b1d..f290190d0 100644
--- a/panels/dock/taskmanager/textcalculator.h
+++ b/panels/dock/taskmanager/textcalculator.h
@@ -158,7 +158,7 @@ class TextCalculator : public QObject, public QQmlParserStatus
     void remainingSpaceChanged();
     void enabledChanged();
 
-private slots:
+private Q_SLOTS:
     void onDataModelChanged();
     void onDataModelDestroyed();
     void calculateOptimalTextWidth();
diff --git a/panels/dock/taskmanager/treelandwindowmonitor.cpp b/panels/dock/taskmanager/treelandwindowmonitor.cpp
index d0ccaabc1..28f3ef376 100644
--- a/panels/dock/taskmanager/treelandwindowmonitor.cpp
+++ b/panels/dock/taskmanager/treelandwindowmonitor.cpp
@@ -43,7 +43,7 @@ TreeLandDockPreviewContext::TreeLandDockPreviewContext(struct ::treeland_dock_pr
 
     connect(m_hideTimer, &QTimer::timeout, this, [this](){
         if (!m_isDockMouseAreaEnter && !m_isPreviewEntered) {
-            emit closed();
+            Q_EMIT closed();
             close();
         }
     }, Qt::QueuedConnection);
@@ -149,7 +149,7 @@ void TreeLandWindowMonitor::requestPreview(QAbstractItemModel *sourceModel,
         });
         connect(m_dockPreview.get(), &TreeLandDockPreviewContext::closed, this, [this]() {
             // 当预览关闭时，发出信号清空过滤状态
-            emit previewShouldClear();
+            Q_EMIT previewShouldClear();
         });
     }
 
@@ -237,7 +237,7 @@ void TreeLandWindowMonitor::updateFullscreenState()
         if (window && window->isFullscreen() && !window->isMinimized()) {
             if (!m_fullscreenState) {
                 m_fullscreenState = true;
-                emit windowFullscreenChanged(true);
+                Q_EMIT windowFullscreenChanged(true);
             }
             return;
         }
@@ -245,7 +245,7 @@ void TreeLandWindowMonitor::updateFullscreenState()
 
     if (m_fullscreenState) {
         m_fullscreenState = false;
-        emit windowFullscreenChanged(false);
+        Q_EMIT windowFullscreenChanged(false);
     }
 }
 }
diff --git a/panels/dock/taskmanager/x11windowmonitor.cpp b/panels/dock/taskmanager/x11windowmonitor.cpp
index b10badf8e..6d264b30a 100644
--- a/panels/dock/taskmanager/x11windowmonitor.cpp
+++ b/panels/dock/taskmanager/x11windowmonitor.cpp
@@ -171,7 +171,7 @@ void X11WindowMonitor::requestUpdateWindowIconGeometry(const QModelIndex &index,
 void X11WindowMonitor::clearPreviewState()
 {
     // 发出信号通知 TaskManager 清空预览过滤状态
-    emit previewShouldClear();
+    Q_EMIT previewShouldClear();
 }
 
 void X11WindowMonitor::onWindowMapped(xcb_window_t xcb_window)
diff --git a/panels/dock/tray/quickpanel/quickpanelproxymodel.cpp b/panels/dock/tray/quickpanel/quickpanelproxymodel.cpp
index 4ad8ef62b..4ac06a321 100644
--- a/panels/dock/tray/quickpanel/quickpanelproxymodel.cpp
+++ b/panels/dock/tray/quickpanel/quickpanelproxymodel.cpp
@@ -277,9 +277,9 @@ QAbstractListModel *QuickPanelProxyModel::surfaceModel() const
 
 void QuickPanelProxyModel::updateTrayItemSurface()
 {
-    emit trayItemSurfaceChanged();
+    Q_EMIT trayItemSurfaceChanged();
     if (rowCount() > 0)
-        emit dataChanged(index(0, 0), index(rowCount() - 1, 0), {TraySurface, TraySurfaceItemKey});
+        Q_EMIT dataChanged(index(0, 0), index(rowCount() - 1, 0), {TraySurface, TraySurfaceItemKey});
 }
 
 void QuickPanelProxyModel::classBegin()
@@ -309,7 +309,7 @@ void QuickPanelProxyModel::setTrayItemPluginId(const QString &newTrayItemPluginI
     if (m_trayItemPluginId == newTrayItemPluginId)
         return;
     m_trayItemPluginId = newTrayItemPluginId;
-    emit trayItemPluginIdChanged();
+    Q_EMIT trayItemPluginIdChanged();
     updateTrayItemSurface();
 }
 
@@ -324,7 +324,7 @@ void QuickPanelProxyModel::setTrayPluginModel(QAbstractItemModel *newTrayPluginM
         return;
     m_trayPluginModel = newTrayPluginModel;
     watchingCountChanged();
-    emit trayPluginModelChanged();
+    Q_EMIT trayPluginModelChanged();
 }
 
 }
diff --git a/panels/dock/tray/quickpanel/quickpanelproxymodel.h b/panels/dock/tray/quickpanel/quickpanelproxymodel.h
index 55b44d208..5bb50b66c 100644
--- a/panels/dock/tray/quickpanel/quickpanelproxymodel.h
+++ b/panels/dock/tray/quickpanel/quickpanelproxymodel.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -36,7 +36,7 @@ class QuickPanelProxyModel : public QSortFilterProxyModel, public QQmlParserStat
     QAbstractItemModel *trayPluginModel() const;
     void setTrayPluginModel(QAbstractItemModel *newTrayPluginModel);
 
-signals:
+Q_SIGNALS:
     void trayItemSurfaceChanged();
     void trayItemPluginIdChanged();
 
@@ -67,7 +67,7 @@ class QuickPanelProxyModel : public QSortFilterProxyModel, public QQmlParserStat
     QString traySurfaceItemKey(const QString &pluginId) const;
     int roleByName(const QByteArray &roleName) const;
     QAbstractListModel *surfaceModel() const;
-private slots:
+private Q_SLOTS:
     void updateTrayItemSurface();
 
 private:
diff --git a/panels/dock/tray/trayitem.cpp b/panels/dock/tray/trayitem.cpp
index 13a01aa59..6fae63b13 100644
--- a/panels/dock/tray/trayitem.cpp
+++ b/panels/dock/tray/trayitem.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -32,7 +32,7 @@ void TrayItem::setTrayPluginModel(QAbstractItemModel *newTrayPluginModel)
     if (m_trayPluginModel == newTrayPluginModel)
         return;
     m_trayPluginModel = newTrayPluginModel;
-    emit trayPluginModelChanged();
+    Q_EMIT trayPluginModelChanged();
 }
 
 QAbstractItemModel *TrayItem::quickPluginModel() const
@@ -45,7 +45,7 @@ void TrayItem::setQuickPluginModel(QAbstractItemModel *newQuickPluginModel)
     if (m_quickPluginModel == newQuickPluginModel)
         return;
     m_quickPluginModel = newQuickPluginModel;
-    emit quickPluginModelChanged();
+    Q_EMIT quickPluginModelChanged();
 }
 
 QAbstractItemModel *TrayItem::fixedPluginModel() const
@@ -58,7 +58,7 @@ void TrayItem::setFixedPluginModel(QAbstractItemModel *newFixedPluginModel)
     if (m_fixedPluginModel == newFixedPluginModel)
         return;
     m_fixedPluginModel = newFixedPluginModel;
-    emit fixedPluginModelChanged();
+    Q_EMIT fixedPluginModelChanged();
 }
 
 bool TrayItem::loopDockItemInfosModel(QAbstractItemModel *model, const std::function<bool (const DockItemInfo &)> &cb)
diff --git a/panels/dock/tray/trayitempositionmanager.cpp b/panels/dock/tray/trayitempositionmanager.cpp
index c68cb5d34..589c6af24 100644
--- a/panels/dock/tray/trayitempositionmanager.cpp
+++ b/panels/dock/tray/trayitempositionmanager.cpp
@@ -25,7 +25,7 @@ void TrayItemPositionManager::registerVisualItemSize(int index, const QSize &siz
 
     // The registered itemsize may change, and the layout needs to be updated when it does.
     if (oldSize != size) {
-        emit visualItemSizeChanged();
+        Q_EMIT visualItemSizeChanged();
     }
 }
 
@@ -111,7 +111,7 @@ void TrayItemPositionManager::layoutHealthCheck(int delayMs)
         QSize result(visualSize(m_visualItemCount - 1, false));
         if (m_visualSize != result) {
             qWarning() << "layout size not matched, will trigger a force re-layout...";
-            emit orientationChanged(m_orientation);
+            Q_EMIT orientationChanged(m_orientation);
         } else {
             qDebug() << "no problem founded while performing layout health check!";
         }
@@ -127,7 +127,7 @@ void TrayItemPositionManager::clearRegisteredSizes()
     }
     
     m_registeredItemsSize.clear();
-    emit visualItemSizeChanged();
+    Q_EMIT visualItemSizeChanged();
 }
 
 TrayItemPositionManager::TrayItemPositionManager(QObject *parent)
diff --git a/panels/dock/tray/trayitempositionmanager.h b/panels/dock/tray/trayitempositionmanager.h
index dfc436dcb..3ab7991a5 100644
--- a/panels/dock/tray/trayitempositionmanager.h
+++ b/panels/dock/tray/trayitempositionmanager.h
@@ -60,7 +60,7 @@ class TrayItemPositionManager : public QObject
     Q_INVOKABLE void layoutHealthCheck(int delayMs = 200);
     Q_INVOKABLE void clearRegisteredSizes();
 
-signals:
+Q_SIGNALS:
     void orientationChanged(Qt::Orientation);
     void dockHeightChanged(int);
     void visualSizeChanged(QSize);
diff --git a/panels/dock/tray/trayitempositionregister.cpp b/panels/dock/tray/trayitempositionregister.cpp
index 0f1dd0ad2..6d235a079 100644
--- a/panels/dock/tray/trayitempositionregister.cpp
+++ b/panels/dock/tray/trayitempositionregister.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -15,12 +15,12 @@ TrayItemPositionRegisterAttachedType::TrayItemPositionRegisterAttachedType(QObje
     connect(this, &TrayItemPositionRegisterAttachedType::visualIndexChanged,
             this, [this](){
                 registerVisualSize();
-                emit visualPositionChanged();
+                Q_EMIT visualPositionChanged();
             });
     connect(this, &TrayItemPositionRegisterAttachedType::visualSizeChanged,
             this, [this](){
                 registerVisualSize();
-                emit visualPositionChanged();
+                Q_EMIT visualPositionChanged();
             });
     // recalculate position
     connect(&TrayItemPositionManager::instance(), &TrayItemPositionManager::orientationChanged,
diff --git a/panels/dock/tray/trayitempositionregister.h b/panels/dock/tray/trayitempositionregister.h
index 1de6bf742..5e2f1b4de 100644
--- a/panels/dock/tray/trayitempositionregister.h
+++ b/panels/dock/tray/trayitempositionregister.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -24,7 +24,7 @@ class TrayItemPositionRegisterAttachedType : public QObject
 
     QPoint visualPosition() const;
 
-signals:
+Q_SIGNALS:
     void surfaceIdChanged(QString);
     void sectionTypeChanged(QString);
     void visualIndexChanged(int);
diff --git a/panels/dock/tray/traysortordermodel.cpp b/panels/dock/tray/traysortordermodel.cpp
index 371e6853b..7e62e8763 100644
--- a/panels/dock/tray/traysortordermodel.cpp
+++ b/panels/dock/tray/traysortordermodel.cpp
@@ -373,7 +373,7 @@ QStandardItem *TraySortOrderModel::createTrayItem(const QString &name,
 void TraySortOrderModel::updateVisualIndexes()
 {
     m_isUpdating = true;
-    emit isUpdatingChanged(true);
+    Q_EMIT isUpdatingChanged(true);
     
     // Clear registered sizes before re-assigning visual indexes
     // This ensures that when items are repositioned, the empty placeholder
@@ -509,7 +509,7 @@ void TraySortOrderModel::updateVisualIndexes()
     setProperty("visualItemCount", currentVisualIndex);
     
     m_isUpdating = false;
-    emit isUpdatingChanged(false);
+    Q_EMIT isUpdatingChanged(false);
 
     qDebug() << "update" << m_visualItemCount << currentVisualIndex;
 }
@@ -667,7 +667,7 @@ void TraySortOrderModel::stageDropPosition(const QString &surfaceId, int visualI
     
     m_stagedSurfaceId = surfaceId;
     m_stagedVisualIndex = visualIndex;
-    emit stagedDropChanged();
+    Q_EMIT stagedDropChanged();
     
     // Update visual indexes to show preview position
     updateVisualIndexes();
@@ -685,7 +685,7 @@ void TraySortOrderModel::commitStagedDrop()
     
     m_stagedSurfaceId.clear();
     m_stagedVisualIndex = -1;
-    emit stagedDropChanged();
+    Q_EMIT stagedDropChanged();
     
     updateVisualIndexes();
     dropToDockTray(surfaceId, visualIndex, true);
@@ -700,7 +700,7 @@ void TraySortOrderModel::clearStagedDrop()
     
     m_stagedSurfaceId.clear();
     m_stagedVisualIndex = -1;
-    emit stagedDropChanged();
+    Q_EMIT stagedDropChanged();
     
     // Update visual indexes to remove preview
     updateVisualIndexes();
diff --git a/panels/dock/tray/traysortordermodel.h b/panels/dock/tray/traysortordermodel.h
index 4f3165f79..7b96486ef 100644
--- a/panels/dock/tray/traysortordermodel.h
+++ b/panels/dock/tray/traysortordermodel.h
@@ -75,7 +75,7 @@ class TraySortOrderModel : public QStandardItemModel
     Q_INVOKABLE void commitStagedDrop();
     Q_INVOKABLE void clearStagedDrop();
 
-signals:
+Q_SIGNALS:
     void collapsedChanged(bool);
     void isCollapsingChanged(bool);
     void actionsAlwaysVisibleChanged(bool);
@@ -130,7 +130,7 @@ class TraySortOrderModel : public QStandardItemModel
     void saveCollapsedToDConfig();
     void handlePluginVisibleChanged(const QString &surfaceId, bool visible);
 
-private slots:
+private Q_SLOTS:
     void onAvailableSurfacesChanged();
 };
 
diff --git a/panels/dock/waylanddockhelper.cpp b/panels/dock/waylanddockhelper.cpp
index 6e72cb112..c0b421648 100644
--- a/panels/dock/waylanddockhelper.cpp
+++ b/panels/dock/waylanddockhelper.cpp
@@ -118,7 +118,7 @@ bool WaylandDockHelper::currentActiveWindowFullscreened()
 void WaylandDockHelper::setCurrentActiveWindowFullscreened(bool isFullscreen)
 {
     m_isCurrentActiveWindowFullscreened = isFullscreen;
-    emit currentActiveWindowFullscreenChanged(isFullscreen);
+    Q_EMIT currentActiveWindowFullscreenChanged(isFullscreen);
 }
 
 bool WaylandDockHelper::isWindowOverlap()
diff --git a/panels/notification/bubble/bubbleitem.h b/panels/notification/bubble/bubbleitem.h
index d64cf1157..fc909e056 100644
--- a/panels/notification/bubble/bubbleitem.h
+++ b/panels/notification/bubble/bubbleitem.h
@@ -49,7 +49,7 @@ class BubbleItem : public QObject
 
     bool isValid() const;
 
-signals:
+Q_SIGNALS:
     void timeTipChanged();
 
 private:
diff --git a/panels/notification/bubble/bubblepanel.cpp b/panels/notification/bubble/bubblepanel.cpp
index 98f1f272a..2d7e73924 100644
--- a/panels/notification/bubble/bubblepanel.cpp
+++ b/panels/notification/bubble/bubblepanel.cpp
@@ -210,7 +210,7 @@ void BubblePanel::setEnabled(bool newEnabled)
     if (m_enabled == newEnabled)
         return;
     m_enabled = newEnabled;
-    emit enabledChanged();
+    Q_EMIT enabledChanged();
 
     bool isEmpty = m_bubbles->items().isEmpty();
     setVisible(!isEmpty && enabled());
diff --git a/panels/notification/center/notificationcenterpanel.cpp b/panels/notification/center/notificationcenterpanel.cpp
index aded7e0b9..e3584999c 100644
--- a/panels/notification/center/notificationcenterpanel.cpp
+++ b/panels/notification/center/notificationcenterpanel.cpp
@@ -89,7 +89,7 @@ void NotificationCenterPanel::setVisible(bool newVisible)
         }
     }
     setBubblePanelEnabled(!m_visible);
-    emit visibleChanged();
+    Q_EMIT visibleChanged();
 }
 
 void NotificationCenterPanel::close()
diff --git a/panels/notification/center/notificationcenterpanel.h b/panels/notification/center/notificationcenterpanel.h
index 2cd546f7c..520d0031b 100644
--- a/panels/notification/center/notificationcenterpanel.h
+++ b/panels/notification/center/notificationcenterpanel.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -27,7 +27,7 @@ class NotificationCenterPanel : public DS_NAMESPACE::DPanel
 Q_SIGNALS:
     void visibleChanged();
 
-private slots:
+private Q_SLOTS:
     void setBubblePanelEnabled(bool enabled);
 
 private:
diff --git a/panels/notification/center/notificationcenterproxy.h b/panels/notification/center/notificationcenterproxy.h
index 173cda86c..abcd2f0b1 100644
--- a/panels/notification/center/notificationcenterproxy.h
+++ b/panels/notification/center/notificationcenterproxy.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -15,12 +15,12 @@ class NotificationCenterProxy : public QObject
     explicit NotificationCenterProxy(QObject *parent = nullptr);
     ~NotificationCenterProxy();
 
-public slots:
+public Q_SLOTS:
     void Toggle();
     void Show();
     void Hide();
 
-signals:
+Q_SIGNALS:
     void VisibleChanged(bool visible);
 
 private:
diff --git a/panels/notification/center/notifyaccessor.cpp b/panels/notification/center/notifyaccessor.cpp
index 9038ce0aa..3077b2f88 100644
--- a/panels/notification/center/notifyaccessor.cpp
+++ b/panels/notification/center/notifyaccessor.cpp
@@ -89,7 +89,7 @@ void NotifyAccessor::setDataUpdater(QObject *updater)
         return;
 
     m_dataUpdater = updater;
-    emit dataUpdaterChanged();
+    Q_EMIT dataUpdaterChanged();
 }
 
 bool NotifyAccessor::enabled() const
@@ -103,7 +103,7 @@ void NotifyAccessor::setEnabled(bool enabled)
         return;
 
     m_enabled = enabled;
-    emit enabledChanged();
+    Q_EMIT enabledChanged();
 }
 
 NotifyEntity NotifyAccessor::fetchEntity(qint64 id) const
@@ -245,16 +245,16 @@ void NotifyAccessor::onNotificationStateChanged(qint64 id, int processedType)
         return;
 
     if (processedType == NotifyEntity::Processed) {
-        emit entityReceived(id);
-        emit stagingEntityClosed(id);
+        Q_EMIT entityReceived(id);
+        Q_EMIT stagingEntityClosed(id);
     } else if (processedType == NotifyEntity::NotProcessed) {
-        emit stagingEntityReceived(id);
+        Q_EMIT stagingEntityReceived(id);
     }
 }
 
 void NotifyAccessor::onReceivedRecord(const QString &id)
 {
-    emit entityReceived(id.toLongLong());
+    Q_EMIT entityReceived(id.toLongLong());
 }
 
 bool NotifyAccessor::debugging() const
diff --git a/panels/notification/center/notifyaccessor.h b/panels/notification/center/notifyaccessor.h
index ba3253632..2af85c0fc 100644
--- a/panels/notification/center/notifyaccessor.h
+++ b/panels/notification/center/notifyaccessor.h
@@ -58,7 +58,7 @@ class NotifyAccessor : public QObject
     void closeNotify(const NotifyEntity &entity, NotifyEntity::ClosedReason reason);
     void invokeNotify(const NotifyEntity &entity, const QString &actionId);
 
-signals:
+Q_SIGNALS:
     void entityReceived(qint64 id);
     void stagingEntityReceived(qint64 id);
     void stagingEntityClosed(qint64 id);
@@ -67,7 +67,7 @@ class NotifyAccessor : public QObject
     void enabledChanged();
     void dataUpdaterChanged();
 
-private slots:
+private Q_SLOTS:
     void onReceivedRecord(const QString &id);
 
 private:
diff --git a/panels/notification/center/notifymodel.cpp b/panels/notification/center/notifymodel.cpp
index ac3135dd8..1c868a93e 100644
--- a/panels/notification/center/notifymodel.cpp
+++ b/panels/notification/center/notifymodel.cpp
@@ -800,7 +800,7 @@ void NotifyModel::doEntityReceived(qint64 id)
 void NotifyModel::onCountChanged()
 {
     updateCollapseStatus();
-    emit dataInfoChanged();
+    Q_EMIT dataInfoChanged();
 }
 
 int NotifyModel::notifyCount(const NotifyType &type) const
@@ -856,6 +856,6 @@ void NotifyModel::setCollapse(bool newCollapse)
     if (m_collapse == newCollapse)
         return;
     m_collapse = newCollapse;
-    emit collapseChanged();
+    Q_EMIT collapseChanged();
 }
 }
diff --git a/panels/notification/center/notifymodel.h b/panels/notification/center/notifymodel.h
index 6e2960cce..537851521 100644
--- a/panels/notification/center/notifymodel.h
+++ b/panels/notification/center/notifymodel.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -61,7 +61,7 @@ class NotifyModel : public QAbstractListModel
     bool collapse() const;
     void setCollapse(bool newCollapse);
 
-signals:
+Q_SIGNALS:
     void dataInfoChanged();
     void collapseChanged();
     void countChanged();
@@ -73,7 +73,7 @@ class NotifyModel : public QAbstractListModel
     virtual void timerEvent(QTimerEvent *event) override;
     virtual void sort(int column, Qt::SortOrder order) override;
 
-private slots:
+private Q_SLOTS:
     void doEntityReceived(qint64 id);
     void onCountChanged();
 
diff --git a/panels/notification/center/notifystagingmodel.h b/panels/notification/center/notifystagingmodel.h
index d41d4cce7..1afd82102 100644
--- a/panels/notification/center/notifystagingmodel.h
+++ b/panels/notification/center/notifystagingmodel.h
@@ -54,7 +54,7 @@ class NotifyStagingModel : public QAbstractListModel
     void updateOverlapCount(int count);
     void updateContentRowCount(int rowCount);
 
-private slots:
+private Q_SLOTS:
     void push(const NotifyEntity &entity);
     void replace(const NotifyEntity &entity);
     void doEntityReceived(qint64 id);
diff --git a/panels/notification/common/notifysetting.h b/panels/notification/common/notifysetting.h
index 4a2f9679f..e28e11034 100644
--- a/panels/notification/common/notifysetting.h
+++ b/panels/notification/common/notifysetting.h
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2024 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2024-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -21,7 +21,7 @@ class NotifySetting : public QObject
     int bubbleCount() const;
     int contentRowCount() const;
 
-signals:
+Q_SIGNALS:
     void bubbleCountChanged(int count);
     void contentRowCountChanged(int rowCount);
 
diff --git a/panels/notification/osd/audio/audioapplet.cpp b/panels/notification/osd/audio/audioapplet.cpp
index 4105e2709..21f160e59 100644
--- a/panels/notification/osd/audio/audioapplet.cpp
+++ b/panels/notification/osd/audio/audioapplet.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2023-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -50,7 +50,7 @@ void AudioApplet::setIncreaseVolume(bool newIncreaseVolume)
     if (m_increaseVolume == newIncreaseVolume)
         return;
     m_increaseVolume = newIncreaseVolume;
-    emit increaseVolumeChanged();
+    Q_EMIT increaseVolumeChanged();
 }
 
 void AudioApplet::sync()
@@ -120,7 +120,7 @@ void AudioApplet::setIconName(const QString &newIconName)
     if (m_iconName == newIconName)
         return;
     m_iconName = newIconName;
-    emit iconNameChanged();
+    Q_EMIT iconNameChanged();
 }
 
 double AudioApplet::volumeValue() const
@@ -133,7 +133,7 @@ void AudioApplet::setVolumeValue(double newVolumeValue)
     if (qFuzzyCompare(m_volumeValue, newVolumeValue))
         return;
     m_volumeValue = newVolumeValue;
-    emit volumeValueChanged();
+    Q_EMIT volumeValueChanged();
 }
 
 D_APPLET_CLASS(AudioApplet)
diff --git a/panels/notification/osd/brightness/brightnessapplet.cpp b/panels/notification/osd/brightness/brightnessapplet.cpp
index 422583302..90fe34c83 100644
--- a/panels/notification/osd/brightness/brightnessapplet.cpp
+++ b/panels/notification/osd/brightness/brightnessapplet.cpp
@@ -77,7 +77,7 @@ void BrightnessApplet::setIconName(const QString &newIconName)
     if (m_iconName == newIconName)
         return;
     m_iconName = newIconName;
-    emit iconNameChanged();
+    Q_EMIT iconNameChanged();
 }
 
 QString BrightnessApplet::fetchIconName() const
@@ -123,7 +123,7 @@ void BrightnessApplet::setBrightness(double newBrightness)
     if (qFuzzyCompare(m_brightness, newBrightness))
         return;
     m_brightness = newBrightness;
-    emit brightnessChanged();
+    Q_EMIT brightnessChanged();
 }
 
 D_APPLET_CLASS(BrightnessApplet)
diff --git a/panels/notification/osd/displaymode/displaymodeapplet.cpp b/panels/notification/osd/displaymode/displaymodeapplet.cpp
index 847ec77e8..5575fb0b7 100644
--- a/panels/notification/osd/displaymode/displaymodeapplet.cpp
+++ b/panels/notification/osd/displaymode/displaymodeapplet.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2023-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -87,7 +87,7 @@ void DisPlayModeApplet::setState(int newState)
     if (m_state == newState)
         return;
     m_state = newState;
-    emit stateChanged();
+    Q_EMIT stateChanged();
 }
 
 DPItem *DisPlayModeApplet::currentPlanItem() const
@@ -149,7 +149,7 @@ void DisPlayModeApplet::setCurrentPlanItem(DPItem *newCurrentPlanItem)
     if (m_currentPlanItem == newCurrentPlanItem)
         return;
     m_currentPlanItem = newCurrentPlanItem;
-    emit currentPlanItemChanged();
+    Q_EMIT currentPlanItemChanged();
 }
 
 void DisPlayModeApplet::fetchPlanItems()
diff --git a/panels/notification/osd/kblayout/kblayoutapplet.cpp b/panels/notification/osd/kblayout/kblayoutapplet.cpp
index 9b9c2eb98..24acea375 100644
--- a/panels/notification/osd/kblayout/kblayoutapplet.cpp
+++ b/panels/notification/osd/kblayout/kblayoutapplet.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2023-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -52,7 +52,7 @@ void KBLayoutApplet::setCurrentLayout(const QString &newCurrentLayout)
     if (m_currentLayout == newCurrentLayout)
         return;
     m_currentLayout = newCurrentLayout;
-    emit currentLayoutChanged();
+    Q_EMIT currentLayoutChanged();
 }
 
 void KBLayoutApplet::fetchLayouts()
diff --git a/panels/notification/osd/osdpanel.cpp b/panels/notification/osd/osdpanel.cpp
index 6d47be03d..b17aae0d7 100644
--- a/panels/notification/osd/osdpanel.cpp
+++ b/panels/notification/osd/osdpanel.cpp
@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+// SPDX-FileCopyrightText: 2023-2026 UnionTech Software Technology Co., Ltd.
 //
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -115,7 +115,7 @@ void OsdPanel::setVisible(const bool visible)
 void OsdPanel::setOsdType(const QString &osdType)
 {
     m_osdType = osdType;
-    emit osdTypeChanged(m_osdType);
+    Q_EMIT osdTypeChanged(m_osdType);
 }
 
 void OsdPanel::updateLastOsdType(const QString &osdType)
diff --git a/panels/notification/server/notificationmanager.cpp b/panels/notification/server/notificationmanager.cpp
index 02820b638..782fb8381 100644
--- a/panels/notification/server/notificationmanager.cpp
+++ b/panels/notification/server/notificationmanager.cpp
@@ -475,7 +475,7 @@ void NotificationManager::tryPlayNotificationSound(const NotifyEntity &entity, c
 void NotificationManager::emitRecordCountChanged()
 {
     const auto count = m_persistence->fetchEntityCount(DataAccessor::AllApp(), NotifyEntity::Processed);
-    emit RecordCountChanged(count);
+    Q_EMIT RecordCountChanged(count);
 }
 
 void NotificationManager::updateEntityProcessed(qint64 id, uint reason)
diff --git a/panels/notification/server/notificationmanager.h b/panels/notification/server/notificationmanager.h
index 576190b50..99d5b2cf9 100644
--- a/panels/notification/server/notificationmanager.h
+++ b/panels/notification/server/notificationmanager.h
@@ -86,7 +86,7 @@ public Q_SLOTS:
     void initScreenLockedState();
     void queryScreenLockedState();
 
-private slots:
+private Q_SLOTS:
     void onScreenLockedChanged(bool);
 
 private:
diff --git a/panels/notification/server/notificationsetting.h b/panels/notification/server/notificationsetting.h
index 6b6f685f6..d1c3cc655 100644
--- a/panels/notification/server/notificationsetting.h
+++ b/panels/notification/server/notificationsetting.h
@@ -76,13 +76,13 @@ class NotificationSetting : public QObject
 
     QVariantMap appInfo(const QString &id) const;
 
-signals:
+Q_SIGNALS:
     void appAdded(const QString &appId);
     void appRemoved(const QString &id);
     void appValueChanged(const QString &appId, uint configItem, const QVariant &value);
     void systemValueChanged(uint configItem, const QVariant &value);
 
-private slots:
+private Q_SLOTS:
     void onAppsChanged();
 
 private:
diff --git a/tests/frame/kextracolumnsproxymodeltests.cpp b/tests/frame/kextracolumnsproxymodeltests.cpp
index 46df287e5..e602804b9 100644
--- a/tests/frame/kextracolumnsproxymodeltests.cpp
+++ b/tests/frame/kextracolumnsproxymodeltests.cpp
@@ -76,10 +76,10 @@ class TestLayoutSourceModel : public QStandardItemModel
     explicit TestLayoutSourceModel(QObject *parent = nullptr) : QStandardItemModel(parent) {}
     void emitLayoutAboutToBeChanged(const QList<QPersistentModelIndex> &parents,
                                     QAbstractItemModel::LayoutChangeHint hint = QAbstractItemModel::NoLayoutChangeHint)
-    { emit layoutAboutToBeChanged(parents, hint); }
+    { Q_EMIT layoutAboutToBeChanged(parents, hint); }
     void emitLayoutChanged(const QList<QPersistentModelIndex> &parents,
                            QAbstractItemModel::LayoutChangeHint hint = QAbstractItemModel::NoLayoutChangeHint)
-    { emit layoutChanged(parents, hint); }
+    { Q_EMIT layoutChanged(parents, hint); }
 };
 
 namespace {
diff --git a/tests/panels/dock/docktests/dockiteminfotests.cpp b/tests/panels/dock/docktests/dockiteminfotests.cpp
index 7a116b7d0..7c3af07b4 100644
--- a/tests/panels/dock/docktests/dockiteminfotests.cpp
+++ b/tests/panels/dock/docktests/dockiteminfotests.cpp
@@ -19,7 +19,7 @@ class DockItemEchoObject : public QObject
 {
     Q_OBJECT
     Q_CLASSINFO("D-Bus Interface", "org.test.DockItemInfoEcho")
-public slots:
+public Q_SLOTS:
     DockItemInfo echo(const DockItemInfo &info) { return info; }
 };
 
diff --git a/tests/panels/dock/docktests/trayitempositionmanagertests.cpp b/tests/panels/dock/docktests/trayitempositionmanagertests.cpp
index 91244a35e..918ae4862 100644
--- a/tests/panels/dock/docktests/trayitempositionmanagertests.cpp
+++ b/tests/panels/dock/docktests/trayitempositionmanagertests.cpp
@@ -488,7 +488,7 @@ TEST(TrayItemPositionManager, UpdateVisualSizeDockHeightZeroNoOp)
     mgr.m_visualSize = QSize(99, 99);
     // Emitting visualItemSizeChanged triggers updateVisualSize,
     // but dockHeight==0 → early return → m_visualSize unchanged.
-    emit mgr.visualItemSizeChanged();
+    Q_EMIT mgr.visualItemSizeChanged();
     EXPECT_EQ(mgr.m_visualSize, QSize(99, 99));
 }
 
@@ -503,7 +503,7 @@ TEST(TrayItemPositionManager, UpdateVisualSizeSetsVisualSize)
     // Emitting visualItemSizeChanged triggers updateVisualSize.
     // visualSize(0, false) = QSize(26, 50) → setProperty sets m_visualSize.
     QSignalSpy spy(&mgr, &TrayItemPositionManager::visualSizeChanged);
-    emit mgr.visualItemSizeChanged();
+    Q_EMIT mgr.visualItemSizeChanged();
     EXPECT_EQ(mgr.m_visualSize, QSize(26, 50));
     EXPECT_GE(spy.count(), 1);
 }
diff --git a/tests/panels/dock/taskmanager/rolecombinemodeltests.cpp b/tests/panels/dock/taskmanager/rolecombinemodeltests.cpp
index 627935d73..9d573d61c 100644
--- a/tests/panels/dock/taskmanager/rolecombinemodeltests.cpp
+++ b/tests/panels/dock/taskmanager/rolecombinemodeltests.cpp
@@ -402,10 +402,10 @@ TEST(RoleCombineModel, MinorDataChangedForwardToAllMappedMajorRows)
     // Verify DataB::setData emits dataChanged on modelB
     QSignalSpy spyB(&modelB, &QAbstractItemModel::dataChanged);
     modelB.setData(modelB.index(0), "newAppData", TestModelB::dataRole);
-    EXPECT_EQ(spyB.count(), 1) << "modelB should emit dataChanged when setData is called";
+    EXPECT_EQ(spyB.count(), 1) << "modelB should Q_EMIT dataChanged when setData is called";
 
     // Now check if RoleCombineModel forwarded the signal
-    EXPECT_EQ(spy.count(), 2) << "Should emit dataChanged for both major rows mapping to the same minor row";
+    EXPECT_EQ(spy.count(), 2) << "Should Q_EMIT dataChanged for both major rows mapping to the same minor row";
 
     // 验证数据已更新
     EXPECT_EQ(model.index(0, 0).data(bDataRole).toString(), "newAppData");