fix: XToolButton display and hide state switching error

DSView/pv/ui/xtoolbutton.cpp

@@ -21,6 +21,7 @@
 
 #include "xtoolbutton.h"
 #include <QMenu>
+#include "../log.h"
 
 
 XToolButton::XToolButton(QWidget *parent)
@@ -34,13 +35,12 @@ void XToolButton::mousePressEvent(QMouseEvent *event)
     if (event->button() == Qt::LeftButton)
     {
         QMenu* menu = this->menu();
-        if (menu)
-        { 
+        if (menu){
             QPoint pt = mapToGlobal(rect().bottomLeft());
-            menu->exec(pt);
-            return;
+            menu->popup(pt);
+            return; 
         }
     }
 
     QToolButton::mousePressEvent(event);
-}
+}

DSView/pv/ui/xtoolbutton.h

@@ -29,11 +29,13 @@
 
 class XToolButton : public QToolButton
 {
+    Q_OBJECT
+
 public:
     XToolButton(QWidget *parent = nullptr);
     
 protected:
-    void mousePressEvent(QMouseEvent *event);// override; 
+    void mousePressEvent(QMouseEvent *event) override;
 };