diff --git a/src/source_clang.cc b/src/source_clang.cc
index 499e124..4b9c2ca 100644
--- a/src/source_clang.cc
+++ b/src/source_clang.cc
@@ -25,7 +25,7 @@ namespace sigc {
 clang::Index Source::ClangViewParse::clang_index(0, 0);
 
 Source::ClangViewParse::ClangViewParse(const boost::filesystem::path &file_path, Glib::RefPtr<Gsv::Language> language):
-Source::View(file_path, language) {
+    Source::View(file_path, language) {
   auto tag_table=get_buffer()->get_tag_table();
   for (auto &item : Config::get().source.clang_types) {
     if(!tag_table->lookup(item.second)) {
@@ -484,15 +484,10 @@ void Source::ClangViewParse::show_type_tooltips(const Gdk::Rectangle &rectangle)
       type_tooltips.show();
     }
   }
-  
-  //type_tooltips.show(rectangle);
 }
 
-//////////////////////////////
-//// ClangViewAutocomplete ///
-//////////////////////////////
-Source::ClangViewAutocomplete::ClangViewAutocomplete(const boost::filesystem::path &file_path, Glib::RefPtr<Gsv::Language> language):
-Source::ClangViewParse(file_path, language), autocomplete_state(AutocompleteState::IDLE) {
+
+Source::ClangViewAutocomplete::ClangViewAutocomplete(): autocomplete_state(AutocompleteState::IDLE) {
   get_buffer()->signal_changed().connect([this](){
     if(autocomplete_dialog && autocomplete_dialog->shown)
       delayed_reparse_connection.disconnect();
@@ -852,11 +847,8 @@ bool Source::ClangViewAutocomplete::full_reparse() {
   return false;
 }
 
-////////////////////////////
-//// ClangViewRefactor /////
-////////////////////////////
-Source::ClangViewRefactor::ClangViewRefactor(const boost::filesystem::path &file_path, Glib::RefPtr<Gsv::Language> language):
-Source::ClangViewAutocomplete(file_path, language) {
+
+Source::ClangViewRefactor::ClangViewRefactor() {
   similar_identifiers_tag=get_buffer()->create_tag();
   similar_identifiers_tag->property_weight()=1000; //TODO: replace with Pango::WEIGHT_ULTRAHEAVY in 2016 or so (when Ubuntu 14 is history)
   
@@ -1362,7 +1354,9 @@ void Source::ClangViewRefactor::tag_similar_identifiers(const Identifier &identi
   }
 }
 
-Source::ClangView::ClangView(const boost::filesystem::path &file_path, Glib::RefPtr<Gsv::Language> language): ClangViewRefactor(file_path, language) {
+
+Source::ClangView::ClangView(const boost::filesystem::path &file_path, Glib::RefPtr<Gsv::Language> language):
+    ClangViewParse(file_path, language), ClangViewAutocomplete(), ClangViewRefactor() {
   if(language) {
     get_source_buffer()->set_highlight_syntax(true);
     get_source_buffer()->set_language(language);
diff --git a/src/source_clang.h b/src/source_clang.h
index a57606e..85686bb 100644
--- a/src/source_clang.h
+++ b/src/source_clang.h
@@ -24,6 +24,7 @@ namespace Source {
     
     void soft_reparse() override;
   protected:
+    ClangViewParse() : View("", Glib::RefPtr<Gsv::Language>()) {}
     Dispatcher dispatcher;
     void parse_initialize();
     std::unique_ptr<clang::TranslationUnit> clang_tu;
@@ -55,7 +56,7 @@ namespace Source {
     std::vector<std::string> get_compilation_commands();
   };
     
-  class ClangViewAutocomplete : public ClangViewParse {
+  class ClangViewAutocomplete : public virtual ClangViewParse {
   protected:
     enum class AutocompleteState {IDLE, STARTING, RESTARTING, CANCELED};
   public:
@@ -67,7 +68,7 @@ namespace Source {
       std::string brief_comments;
     };
     
-    ClangViewAutocomplete(const boost::filesystem::path &file_path, Glib::RefPtr<Gsv::Language> language);
+    ClangViewAutocomplete();
     
     virtual void async_delete();
     bool full_reparse() override;
@@ -91,7 +92,7 @@ namespace Source {
     bool full_reparse_running=false;
   };
 
-  class ClangViewRefactor : public ClangViewAutocomplete {
+  class ClangViewRefactor : public virtual ClangViewParse {
     class Identifier {
     public:
       Identifier(clang::CursorKind kind, const std::string &spelling, const std::string &usr, const clang::Cursor &cursor=clang::Cursor()) :
@@ -108,7 +109,7 @@ namespace Source {
       clang::Cursor cursor;
     };
   public:
-    ClangViewRefactor(const boost::filesystem::path &file_path, Glib::RefPtr<Gsv::Language> language);
+    ClangViewRefactor();
   protected:
     sigc::connection delayed_tag_similar_identifiers_connection;
   private:
@@ -122,7 +123,7 @@ namespace Source {
     bool renaming=false;
   };
   
-  class ClangView : public ClangViewRefactor {
+  class ClangView : public ClangViewAutocomplete, public ClangViewRefactor {
   public:
     ClangView(const boost::filesystem::path &file_path, Glib::RefPtr<Gsv::Language> language);
     void async_delete() override;