Added wrap_lines option to config.json. However, home and end-keys are not functioning properly, so leaving the option default false for now.

src/config.cc

@@ -51,6 +51,8 @@ void MainConfig::GenerateSource() {
   source_cfg->default_tab_char = source_json.get<char>("default_tab_char");
   source_cfg->default_tab_size = source_json.get<unsigned>("default_tab_size");
   source_cfg->auto_tab_char_and_size = source_json.get<bool>("auto_tab_char_and_size");
+  
+  source_cfg->wrap_lines = source_json.get_value<bool>("wrap_lines");
     
   source_cfg->highlight_current_line = source_json.get_value<bool>("highlight_current_line");
   source_cfg->show_line_numbers = source_json.get_value<bool>("show_line_numbers");

src/files.h

@@ -36,6 +36,7 @@ const std::string configjson =
 "        \"auto_tab_char_and_size\": true, //Use false to always use default tab char and size\n"
 "        \"default_tab_char\": \" \", //Use \"\\t\" for regular tab\n"
 "        \"default_tab_size\": 2,\n"
+"        \"wrap_lines\": false,\n"
 "        \"highlight_current_line\": true,\n"
 "        \"show_line_numbers\": true\n"
 "    },\n"

src/source.cc

@@ -72,6 +72,8 @@ Source::View::View(const boost::filesystem::path &file_path): file_path(file_pat
       Singleton::terminal()->print("Error: Could not find gtksourceview style: "+Singleton::Config::source()->style+'\n');
   }
   
+  if(Singleton::Config::source()->wrap_lines)
+    set_wrap_mode(Gtk::WrapMode::WRAP_CHAR);
   property_highlight_current_line() = Singleton::Config::source()->highlight_current_line;
   property_show_line_numbers() = Singleton::Config::source()->show_line_numbers;
   if(Singleton::Config::source()->font.size()>0)

src/source.h

@@ -28,6 +28,7 @@ namespace Source {
     bool auto_tab_char_and_size;
     char default_tab_char;
     unsigned default_tab_size;
+    bool wrap_lines;
     bool highlight_current_line;
     bool show_line_numbers;
     std::unordered_map<std::string, std::string> clang_types;