Code refactoring - clean up excess code

src/widgets/panel/utilitypanel.cpp

@@ -137,14 +137,4 @@ void UtilityPanel::initInternalPanel()
     m_internalPanel->setStyleSheet(
       QStringLiteral("QScrollArea {background-color: %1}").arg(bgColor.name()));
     m_internalPanel->hide();
-
-    m_hide = new QPushButton();
-    m_hide->setText(tr("Hide"));
-    m_upLayout->addWidget(m_hide);
-    connect(m_hide, SIGNAL(clicked()), this, SLOT(slotHidePanel()));
-}
-
-void UtilityPanel::slotHidePanel()
-{
-    hide();
 }

src/widgets/panel/utilitypanel.h

@@ -38,13 +38,8 @@ public:
     void hide();
     void show();
 
-signals:
-    void mouseEnter();
-    void mouseLeave();
-
 public slots:
     void toggle();
-    void slotHidePanel();
 
 private:
     void initInternalPanel();
@@ -56,5 +51,4 @@ private:
     QVBoxLayout* m_layout;
     QPropertyAnimation* m_showAnimation;
     QPropertyAnimation* m_hideAnimation;
-    QPushButton* m_hide;
 };