Change destructors to virtual in all basic classes.

Also add some missing final to classes.

12 files changed, 16 insertions, 16 deletions

diff --git a/src/gui/serverdialog.h b/src/gui/serverdialog.h
index c1edb36ad..ea6954e15 100644
--- a/src/gui/serverdialog.h
+++ b/src/gui/serverdialog.h
@@ -89,10 +89,10 @@ class ServersListModel final : public gcn::ListModel
  *
  * \ingroup Interface
  */
-class ServerDialog : public Window,
-                     public gcn::ActionListener,
-                     public gcn::KeyListener,
-                     public gcn::SelectionListener
+class ServerDialog final : public Window,
+                           public gcn::ActionListener,
+                           public gcn::KeyListener,
+                           public gcn::SelectionListener
 {
     public:
         /**
diff --git a/src/gui/statuswindow.cpp b/src/gui/statuswindow.cpp
index 44b9fcd20..b8d4f0c6a 100644
--- a/src/gui/statuswindow.cpp
+++ b/src/gui/statuswindow.cpp
@@ -65,7 +65,7 @@ class AttrDisplay : public Container
 
         A_DELETE_COPY(AttrDisplay)
 
-        ~AttrDisplay();
+        virtual ~AttrDisplay();
 
         virtual std::string update();
 
diff --git a/src/gui/widgets/chattab.h b/src/gui/widgets/chattab.h
index 8722f894f..55d8f7769 100644
--- a/src/gui/widgets/chattab.h
+++ b/src/gui/widgets/chattab.h
@@ -63,7 +63,7 @@ class ChatTab : public Tab
 
         A_DELETE_COPY(ChatTab)
 
-        ~ChatTab();
+        virtual ~ChatTab();
 
         /**
          * Adds a line of text to our message list. Parameters:
diff --git a/src/gui/widgets/container.h b/src/gui/widgets/container.h
index 27a20a7e2..fb0dfb15c 100644
--- a/src/gui/widgets/container.h
+++ b/src/gui/widgets/container.h
@@ -46,7 +46,7 @@ class Container : public gcn::Container,
     public:
         explicit Container(const Widget2 *const widget);
 
-        ~Container();
+        virtual ~Container();
 
         bool safeRemove(gcn::Widget *const widget);
 };
diff --git a/src/gui/widgets/listbox.h b/src/gui/widgets/listbox.h
index fe6fb8ba6..909159e11 100644
--- a/src/gui/widgets/listbox.h
+++ b/src/gui/widgets/listbox.h
@@ -51,7 +51,7 @@ class ListBox : public gcn::ListBox,
 
         A_DELETE_COPY(ListBox)
 
-        ~ListBox();
+        virtual ~ListBox();
 
         /**
          * Draws the list box.
diff --git a/src/gui/widgets/popup.h b/src/gui/widgets/popup.h
index b305ed0c2..7c367586b 100644
--- a/src/gui/widgets/popup.h
+++ b/src/gui/widgets/popup.h
@@ -65,7 +65,7 @@ class Popup : public Container, public gcn::MouseListener,
         /**
          * Destructor. Deletes all the added widgets.
          */
-        ~Popup();
+        virtual ~Popup();
 
         /**
          * Sets the window container to be used by new popups.
diff --git a/src/gui/widgets/setupitem.h b/src/gui/widgets/setupitem.h
index 9c5cc11e3..dae7d83d9 100644
--- a/src/gui/widgets/setupitem.h
+++ b/src/gui/widgets/setupitem.h
@@ -59,7 +59,7 @@ class SetupItem : public gcn::ActionListener,
 
         A_DELETE_COPY(SetupItem)
 
-        ~SetupItem();
+        virtual ~SetupItem();
 
         void load();
 
@@ -429,7 +429,7 @@ class SetupItemSliderList : public SetupItem
     public:
         A_DELETE_COPY(SetupItemSliderList)
 
-        ~SetupItemSliderList();
+        virtual ~SetupItemSliderList();
 
         void createControls();
 
diff --git a/src/gui/widgets/setuptabscroll.h b/src/gui/widgets/setuptabscroll.h
index 6e73e7a70..8854e173e 100644
--- a/src/gui/widgets/setuptabscroll.h
+++ b/src/gui/widgets/setuptabscroll.h
@@ -39,7 +39,7 @@ class SetupTabScroll : public SetupTab
 
         A_DELETE_COPY(SetupTabScroll)
 
-        ~SetupTabScroll();
+        virtual ~SetupTabScroll();
 
         void addControl(SetupItem *const widget);
 
diff --git a/src/gui/widgets/shortcutcontainer.h b/src/gui/widgets/shortcutcontainer.h
index 60c1bb539..45078f870 100644
--- a/src/gui/widgets/shortcutcontainer.h
+++ b/src/gui/widgets/shortcutcontainer.h
@@ -48,7 +48,7 @@ class ShortcutContainer : public gcn::Widget,
         /**
          * Destructor.
          */
-        ~ShortcutContainer();
+        virtual ~ShortcutContainer();
 
         /**
          * Draws the shortcuts
diff --git a/src/gui/widgets/tab.h b/src/gui/widgets/tab.h
index ca94cc8c8..ecd0ae494 100644
--- a/src/gui/widgets/tab.h
+++ b/src/gui/widgets/tab.h
@@ -49,7 +49,7 @@ class Tab : public gcn::BasicContainer,
 
         A_DELETE_COPY(Tab)
 
-        ~Tab();
+        virtual ~Tab();
 
         /**
          * Update the alpha value to the graphic components.
diff --git a/src/gui/widgets/textfield.h b/src/gui/widgets/textfield.h
index 1261e256d..eaecf41e7 100644
--- a/src/gui/widgets/textfield.h
+++ b/src/gui/widgets/textfield.h
@@ -54,7 +54,7 @@ class TextField : public gcn::TextField,
 
         A_DELETE_COPY(TextField)
 
-        ~TextField();
+        virtual ~TextField();
 
         /**
          * Draws the text field.
diff --git a/src/gui/widgets/window.h b/src/gui/widgets/window.h
index 46cc2d831..40270673a 100644
--- a/src/gui/widgets/window.h
+++ b/src/gui/widgets/window.h
@@ -70,7 +70,7 @@ class Window : public gcn::Window,
         /**
          * Destructor. Deletes all the added widgets.
          */
-        ~Window();
+        virtual ~Window();
 
         /**
          * Sets the window container to be used by new windows.