Replace the DirBrowserRemoteInterface by slots to reduce coupling by using ad-hoc yet type-safe collaborations.

rtgui/recentbrowser.h

@@ -20,30 +20,34 @@
 #define _RECENTBROWSER_
 
 #include <gtkmm.h>
-#include "dirbrowserremoteinterface.h"
 #include "multilangmgr.h"
 #include "guiutils.h"
 
 class RecentBrowser : public Gtk::VBox
 {
+public:
+    typedef sigc::slot<void, const Glib::ustring&> DirSelectionSlot;
 
+private:
     Gtk::ComboBoxText*              recentDirs;
     sigc::connection             conn;
-    DirBrowserRemoteInterface*   listener;
+    DirSelectionSlot             selectDir;
 
 public:
 
     RecentBrowser ();
 
-    void setDirBrowserRemoteInterface (DirBrowserRemoteInterface* l)
-    {
-        listener = l;
-    }
+    void setDirSelector (const DirSelectionSlot& selectDir);
 
     void selectionChanged ();
     void dirSelected (const Glib::ustring& dirname, const Glib::ustring& openfile);
 };
 
+inline void RecentBrowser::setDirSelector (const RecentBrowser::DirSelectionSlot& selectDir)
+{
+    this->selectDir = selectDir;
+}
+
 #endif