Added support for new space drawer in gtksourceview

src/source.cpp

@@ -399,20 +399,6 @@ Source::View::View(const boost::filesystem::path &file_path, const Glib::RefPtr<
   };
 }
 
-Gsv::DrawSpacesFlags Source::View::parse_show_whitespace_characters(const std::string &text) {
-  namespace qi = boost::spirit::qi;
-
-  qi::symbols<char, Gsv::DrawSpacesFlags> options;
-  options.add("space", Gsv::DRAW_SPACES_SPACE)("tab", Gsv::DRAW_SPACES_TAB)("newline", Gsv::DRAW_SPACES_NEWLINE)("nbsp", Gsv::DRAW_SPACES_NBSP)("leading", Gsv::DRAW_SPACES_LEADING)("text", Gsv::DRAW_SPACES_TEXT)("trailing", Gsv::DRAW_SPACES_TRAILING)("all", Gsv::DRAW_SPACES_ALL);
-
-  std::set<Gsv::DrawSpacesFlags> out;
-
-  // parse comma-separated list of options
-  qi::phrase_parse(text.begin(), text.end(), options % ',', qi::space, out);
-
-  return out.count(Gsv::DRAW_SPACES_ALL) > 0 ? Gsv::DRAW_SPACES_ALL : static_cast<Gsv::DrawSpacesFlags>(std::accumulate(out.begin(), out.end(), 0));
-}
-
 bool Source::View::save() {
   if(file_path.empty() || !get_buffer()->get_modified())
     return false;
@@ -470,7 +456,37 @@ void Source::View::configure() {
       get_source_buffer()->set_style_scheme(scheme);
   }
 
-  set_draw_spaces(parse_show_whitespace_characters(Config::get().source.show_whitespace_characters));
+
+  {
+#if defined(GTK_SOURCE_MAJOR_VERSION) && (GTK_SOURCE_MAJOR_VERSION > 3 || (GTK_SOURCE_MAJOR_VERSION == 3 && GTK_SOURCE_MINOR_VERSION >= 24))
+    namespace qi = boost::spirit::qi;
+    qi::symbols<char, GtkSourceSpaceLocationFlags> location_options;
+    qi::symbols<char, GtkSourceSpaceTypeFlags> type_options;
+    location_options.add("leading", GTK_SOURCE_SPACE_LOCATION_LEADING)("text", GTK_SOURCE_SPACE_LOCATION_INSIDE_TEXT)("trailing", GTK_SOURCE_SPACE_LOCATION_TRAILING)("all", GTK_SOURCE_SPACE_LOCATION_ALL);
+    type_options.add("space", GTK_SOURCE_SPACE_TYPE_SPACE)("tab", GTK_SOURCE_SPACE_TYPE_TAB)("newline", GTK_SOURCE_SPACE_TYPE_NEWLINE)("nbsp", GTK_SOURCE_SPACE_TYPE_NBSP)("all", GTK_SOURCE_SPACE_TYPE_ALL);
+    std::set<GtkSourceSpaceLocationFlags> location_out;
+    std::set<GtkSourceSpaceTypeFlags> type_out;
+    qi::phrase_parse(Config::get().source.show_whitespace_characters.begin(), Config::get().source.show_whitespace_characters.end(), location_options % ',', qi::space, location_out);
+    qi::phrase_parse(Config::get().source.show_whitespace_characters.begin(), Config::get().source.show_whitespace_characters.end(), type_options % ',', qi::space, type_out);
+
+    auto space_drawer = gtk_source_view_get_space_drawer(gobj());
+    auto locations = location_out.count(GTK_SOURCE_SPACE_LOCATION_ALL) > 0 ? GTK_SOURCE_SPACE_LOCATION_ALL : static_cast<GtkSourceSpaceLocationFlags>(std::accumulate(location_out.begin(), location_out.end(), 0));
+    auto types = type_out.count(GTK_SOURCE_SPACE_TYPE_ALL) > 0 ? GTK_SOURCE_SPACE_TYPE_ALL : static_cast<GtkSourceSpaceTypeFlags>(std::accumulate(type_out.begin(), type_out.end(), 0));
+    if(locations != GTK_SOURCE_SPACE_LOCATION_NONE || types != GTK_SOURCE_SPACE_TYPE_NONE) {
+      gtk_source_space_drawer_set_types_for_locations(space_drawer, locations, types);
+      gtk_source_space_drawer_set_enable_matrix(space_drawer, true);
+    }
+    else
+      gtk_source_space_drawer_set_enable_matrix(space_drawer, false);
+#else
+    namespace qi = boost::spirit::qi;
+    qi::symbols<char, Gsv::DrawSpacesFlags> options;
+    options.add("space", Gsv::DRAW_SPACES_SPACE)("tab", Gsv::DRAW_SPACES_TAB)("newline", Gsv::DRAW_SPACES_NEWLINE)("nbsp", Gsv::DRAW_SPACES_NBSP)("leading", Gsv::DRAW_SPACES_LEADING)("text", Gsv::DRAW_SPACES_TEXT)("trailing", Gsv::DRAW_SPACES_TRAILING)("all", Gsv::DRAW_SPACES_ALL);
+    std::set<Gsv::DrawSpacesFlags> out;
+    qi::phrase_parse(Config::get().source.show_whitespace_characters.begin(), Config::get().source.show_whitespace_characters.end(), options % ',', qi::space, out);
+    set_draw_spaces(out.count(Gsv::DRAW_SPACES_ALL) > 0 ? Gsv::DRAW_SPACES_ALL : static_cast<Gsv::DrawSpacesFlags>(std::accumulate(out.begin(), out.end(), 0)));
+#endif
+  }
   { // Set Word Wrap
     namespace qi = boost::spirit::qi;
     std::set<std::string> word_wrap_language_ids;

src/source.hpp

@@ -182,8 +182,6 @@ namespace Source {
     void setup_signals();
     void setup_format_style(bool is_generic_view);
 
-    Gsv::DrawSpacesFlags parse_show_whitespace_characters(const std::string &text);
-
     Gsv::GutterRendererText *line_renderer;
 
     bool use_fixed_continuation_indenting = true;