Now reopens folder and files from last session if starting juci without parameters. Related to issue mentioned in #170

src/juci.cc

@@ -44,6 +44,23 @@ int Application::on_command_line(const Glib::RefPtr<Gio::ApplicationCommandLine>
 void Application::on_activate() {
   add_window(Window::get());
   Window::get().show();
+  
+  if(directories.empty() && files.empty()) {
+    try {
+      boost::property_tree::ptree pt;
+      boost::property_tree::read_json((Config::get().juci_home_path()/"last_session.json").string(), pt);
+      auto folder=pt.get<std::string>("folder");
+      if(!folder.empty())
+        directories.emplace_back(folder);
+      for(auto &v: pt.get_child("files")) {
+        std::string file=v.second.data();
+        if(!file.empty())
+          files.emplace_back(file);
+      }
+    }
+    catch(const std::exception &e) {}
+  }
+  
   bool first_directory=true;
   for(auto &directory: directories) {
     if(first_directory) {

src/window.cc

@@ -803,6 +803,19 @@ bool Window::on_key_press_event(GdkEventKey *event) {
 }
 
 bool Window::on_delete_event(GdkEventAny *event) {
+  try {
+    boost::property_tree::ptree pt_root, pt_files;
+    pt_root.put("folder", Directories::get().path.string());
+    for(int c=0;c<notebook.size();c++) {
+      boost::property_tree::ptree pt_child;
+      pt_child.put("", notebook.get_view(c)->file_path.string());
+      pt_files.push_back(std::make_pair("", pt_child));
+    }
+    pt_root.add_child("files", pt_files);
+    boost::property_tree::write_json((Config::get().juci_home_path()/"last_session.json").string(), pt_root);
+  }
+  catch(const std::exception &) {}
+  
   auto size=notebook.size();
   for(int c=0;c<size;c++) {
     if(!notebook.close_current_page())