diff --git a/MusicPlayer2/UIElement/ComboBox.cpp b/MusicPlayer2/UIElement/ComboBox.cpp
index 604b7a9a..5f298a87 100644
--- a/MusicPlayer2/UIElement/ComboBox.cpp
+++ b/MusicPlayer2/UIElement/ComboBox.cpp
@@ -72,11 +72,6 @@ bool UiElement::ComboBox::LButtonUp(CPoint point)
         show_drop_list = !show_drop_list;
         return true;
     }
-    if (show_drop_list && rect_drop_list.PtInRect(point))
-    {
-        drop_list->LButtonUp(point);
-        return true;
-    }
 
     return false;
 }
@@ -121,8 +116,9 @@ bool UiElement::ComboBox::MouseLeave()
     return false;
 }
 
-void UiElement::ComboBox::TopMostClicked(CPoint point)
+bool UiElement::ComboBox::GlobalLButtonUp(CPoint point)
 {
+    bool rtn = false;
     if (!rect.PtInRect(point) && IsShown() && IsEnable())
     {
         if (show_drop_list && rect_drop_list.PtInRect(point))
@@ -136,10 +132,21 @@ void UiElement::ComboBox::TopMostClicked(CPoint point)
                 if (m_selection_changed_trigger)
                     m_selection_changed_trigger(this);
             }
+            rtn = true;
         }
         show_drop_list = false;
-
     }
+    return rtn;
+}
+
+bool UiElement::ComboBox::GlobalLButtonDown(CPoint point)
+{
+    if (IsShown() && IsEnable() && show_drop_list && rect_drop_list.PtInRect(point))
+    {
+        drop_list->LButtonDown(point);
+        return true;
+    }
+    return false;
 }
 
 void UiElement::ComboBox::AddString(const std::wstring& str)
diff --git a/MusicPlayer2/UIElement/ComboBox.h b/MusicPlayer2/UIElement/ComboBox.h
index c438cfd2..5599eab8 100644
--- a/MusicPlayer2/UIElement/ComboBox.h
+++ b/MusicPlayer2/UIElement/ComboBox.h
@@ -13,7 +13,8 @@ namespace UiElement
         virtual bool LButtonDown(CPoint point) override;
         virtual bool MouseMove(CPoint point) override;
         virtual bool MouseLeave() override;
-        virtual void TopMostClicked(CPoint point) override;
+        virtual bool GlobalLButtonUp(CPoint point) override;
+        virtual bool GlobalLButtonDown(CPoint point) override;
 
         void AddString(const std::wstring& str);
         void SetCurSel(int index);
diff --git a/MusicPlayer2/UIElement/UIElement.cpp b/MusicPlayer2/UIElement/UIElement.cpp
index 3e390eda..46610120 100644
--- a/MusicPlayer2/UIElement/UIElement.cpp
+++ b/MusicPlayer2/UIElement/UIElement.cpp
@@ -138,10 +138,24 @@ void UiElement::Element::ClearRect()
     //rect = CRect();
 }
 
-void UiElement::Element::TopMostClicked(CPoint point)
+bool UiElement::Element::GlobalLButtonUp(CPoint point)
 {
     for (auto& child : childLst)
-        child->TopMostClicked(point);
+    {
+        if (child->GlobalLButtonUp(point))
+            return true;
+    }
+    return false;
+}
+
+bool UiElement::Element::GlobalLButtonDown(CPoint point)
+{
+    for (auto& child : childLst)
+    {
+        if (child->GlobalLButtonDown(point))
+            return true;
+    }
+    return false;
 }
 
 UiElement::Element* UiElement::Element::RootElement()
diff --git a/MusicPlayer2/UIElement/UIElement.h b/MusicPlayer2/UIElement/UIElement.h
index 33b3ed0a..92fa2c06 100644
--- a/MusicPlayer2/UIElement/UIElement.h
+++ b/MusicPlayer2/UIElement/UIElement.h
@@ -68,7 +68,8 @@ namespace UiElement
         CRect GetRect() const;      //获取此元素在界面中的矩形区域
         void SetRect(CRect _rect);
         virtual void ClearRect();
-        virtual void TopMostClicked(CPoint point); //鼠标左键点击时响应，用于隐藏元素顶层的显示
+        virtual bool GlobalLButtonUp(CPoint point); //响应全局鼠标左键抬起事件
+        virtual bool GlobalLButtonDown(CPoint point);   //响应全局鼠标左键按下事件
 
         //遍历所有界面元素
         //visible_only为true时，遇到stackElement时，只遍历stackElement下面可见的子节点
diff --git a/MusicPlayer2/UIElement/Volume.cpp b/MusicPlayer2/UIElement/Volume.cpp
index a9801a56..1e3d6dd8 100644
--- a/MusicPlayer2/UIElement/Volume.cpp
+++ b/MusicPlayer2/UIElement/Volume.cpp
@@ -212,8 +212,11 @@ bool UiElement::Volume::MouseWheel(int delta, CPoint point)
     return false;
 }
 
-void UiElement::Volume::TopMostClicked(CPoint point)
+bool UiElement::Volume::GlobalLButtonUp(CPoint point)
 {
+    bool rtn = false;
+    volumn_up_btn.pressed = false;
+    volumn_down_btn.pressed = false;
     if (!rect.PtInRect(point) && IsShown())
     {
         //����Ѿ���ʾ������������ť��������������ʱ��������������ť����ʾ
@@ -221,13 +224,13 @@ void UiElement::Volume::TopMostClicked(CPoint point)
         {
             if (volumn_up_btn.rect.PtInRect(point))
             {
-                m_show_volume_adj = true;
                 CPlayer::GetInstance().MusicControl(Command::VOLUME_ADJ, theApp.m_nc_setting_data.volum_step);
+                rtn = true;
             }
             else if (volumn_down_btn.rect.PtInRect(point))
             {
-                m_show_volume_adj = true;
                 CPlayer::GetInstance().MusicControl(Command::VOLUME_ADJ, -theApp.m_nc_setting_data.volum_step);
+                rtn = true;
             }
             else
             {
@@ -235,6 +238,24 @@ void UiElement::Volume::TopMostClicked(CPoint point)
             }
         }
     }
+    return rtn;
+}
+
+bool UiElement::Volume::GlobalLButtonDown(CPoint point)
+{
+    bool rtn = false;
+    if (IsShown() && IsEnable() && m_show_volume_adj)
+    {
+        if (volumn_up_btn.rect.PtInRect(point))
+        {
+            volumn_up_btn.pressed = true;
+        }
+        else if (volumn_down_btn.rect.PtInRect(point))
+        {
+            volumn_down_btn.pressed = true;
+        }
+    }
+    return false;
 }
 
 void UiElement::Volume::FromXmlNode(tinyxml2::XMLElement* xml_node)
diff --git a/MusicPlayer2/UIElement/Volume.h b/MusicPlayer2/UIElement/Volume.h
index 87eae90b..f94c3841 100644
--- a/MusicPlayer2/UIElement/Volume.h
+++ b/MusicPlayer2/UIElement/Volume.h
@@ -14,7 +14,8 @@ namespace UiElement
         virtual bool MouseMove(CPoint point) override;
         virtual bool MouseWheel(int delta, CPoint point) override;
 
-        virtual void TopMostClicked(CPoint point) override;
+        virtual bool GlobalLButtonUp(CPoint point) override;
+        virtual bool GlobalLButtonDown(CPoint point) override;
         virtual void FromXmlNode(tinyxml2::XMLElement* xml_node);
 
     protected:
diff --git a/MusicPlayer2/UserUi.cpp b/MusicPlayer2/UserUi.cpp
index 5155ba26..2ebfc49d 100644
--- a/MusicPlayer2/UserUi.cpp
+++ b/MusicPlayer2/UserUi.cpp
@@ -338,7 +338,8 @@ wstring CUserUi::GetUIName()
 bool CUserUi::LButtonUp(CPoint point)
 {
     auto root_element = GetMouseEventResponseElement();
-    root_element->TopMostClicked(point);
+    if (root_element->GlobalLButtonUp(point))
+        return true;
     if (!CPlayerUIBase::LButtonUp(point) && !CPlayerUIBase::PointInMenubarArea(point) && !CPlayerUIBase::PointInTitlebarArea(point))
     {
         //显示了面板，且不是全屏面板的情况下，点击面板以外的地方关闭面板
@@ -360,12 +361,14 @@ bool CUserUi::LButtonUp(CPoint point)
 bool CUserUi::LButtonDown(CPoint point)
 {
     m_mouse_clicked_point = point;
+    auto root_element = GetMouseEventResponseElement();
+    if (root_element->GlobalLButtonDown(point))
+        return true;
     if (!CPlayerUIBase::LButtonDown(point))
     {
         bool rtn = false;
         if (!CPlayerUIBase::PointInMenubarArea(point) && !CPlayerUIBase::PointInTitlebarArea(point))
         {
-            auto root_element = GetMouseEventResponseElement();
             rtn = root_element->LButtonDown(point);
         }
         return rtn;
@@ -422,7 +425,7 @@ bool CUserUi::RButtonUp(CPoint point)
     {
         auto root_element = GetMouseEventResponseElement();
         rtn = root_element->RButtonUp(point);
-        root_element->TopMostClicked(point);
+        root_element->GlobalLButtonUp(point);
     }
     if (!rtn)
         rtn = CPlayerUIBase::RButtonUp(point);
diff --git a/MusicPlayer2/res/ui/test_panel.xml b/MusicPlayer2/res/ui/test_panel.xml
index c41a8dff..525e9ec2 100644
--- a/MusicPlayer2/res/ui/test_panel.xml
+++ b/MusicPlayer2/res/ui/test_panel.xml
@@ -35,6 +35,7 @@
         </verticalLayout>
       </scrollArea>
       <horizontalLayout height="28" margin-top="8">
+        <button key="settings" show_text="true"/>
         <text id="tipInfoText" type="userDefine" height="20"/>
         <button id="okBtn" icon="ok" text="%(TXT_APPLY)" height="28" show_text="true"/>
         <button id="cancelBtn" icon="cancel" text="%(TXT_CLOSE)" show_text="true"/>