Turn almost all Listeners into abstract interfaces

2018-10-09 20:32:40 +02:00
parent 2a9d3896bb
commit 2125f42116
159 changed files with 1385 additions and 939 deletions
--- a/rtgui/shcselector.h
+++ b/rtgui/shcselector.h
@@ -25,8 +25,8 @@
 class SHCListener
 {
 public:
-    virtual ~SHCListener() {}
-    virtual void shcChanged () {}
+    virtual ~SHCListener() = default;
+    virtual void shcChanged() = 0;
 };

 class SHCSelector : public Gtk::DrawingArea, BackBuffer