1 files changed, 9 insertions, 7 deletions
diff --git a/gui/pages/BasePage.h b/gui/pages/BasePage.h
index 09af3a59..26c0b9f7 100644
--- a/gui/pages/BasePage.h
+++ b/gui/pages/BasePage.h
@@ -21,25 +21,27 @@
 class BasePage
 {
 public:
-	virtual ~BasePage(){};
-	virtual QString id() = 0;
-	virtual QString displayName() = 0;
-	virtual QIcon icon() = 0;
+	virtual ~BasePage(){}
+	virtual QString id() const = 0;
+	virtual QString displayName() const = 0;
+	virtual QIcon icon() const = 0;
 	virtual bool apply()
 	{
 		return true;
 	}
-	virtual bool shouldDisplay()
+	virtual bool shouldDisplay() const
 	{
 		return true;
 	}
-	virtual QString helpPage()
+	virtual QString helpPage() const
 	{
 		return QString();
 	}
 	virtual void opened()
 	{
-		
+	}
+	virtual void closed()
+	{
 	}
 	int stackIndex = -1;
 	int listIndex = -1;