refactoring. Everything is pointer.

src/imports/import_base.hpp

@@ -4,27 +4,31 @@
 #include <string>
 #include <fstream>
 
-#include "system/connect.hpp"
 #include "system/parts.hpp"
+#include "system/signals.hpp"
 
 class ImportBase
 {
 protected:
     Parts *prts;
-    virtual void parse(std::fstream lines) = 0;
+    Signals *sigs;
+    std::fstream file_lines;
 public:
-    ImportBase()
+    ImportBase(std::string file_name) : file_lines(std::fstream(file_name))
     {
         prts = new Parts();
-    }
-    void load(std::string file_name) {
-        std::ifstream file(file_name);
-
+        sigs = new Signals();
     };
-    Parts *parts()
+    virtual void parse() = 0;
+    Parts * parts()
     {
         return prts;
     }
+    Signals * signals()
+    {
+        return sigs;
+    }
+    virtual ~ImportBase() = default;
 };
 
 #endif // _IMPORT_BASE_HPP_