Fix for #6377 - Prevent 3mf files from overwriting filament/printer settings

+ Ask about action on load of project even if print bed isn't empty

src/slic3r/GUI/GUI_App.cpp

@@ -772,8 +772,15 @@ void GUI_App::post_init()
             this->mainframe->load_config_file(this->init_params->load_configs.back());
         // If loading a 3MF file, the config is loaded from the last one.
         if (!this->init_params->input_files.empty()) {
+#if 1 // #ysFIXME_delete_after_test_of
+            wxArrayString fns;
+            for (const std::string& name : this->init_params->input_files)
+                fns.Add(from_u8(name));
+            if (plater()->load_files(fns) && this->init_params->input_files.size() == 1) {
+#else
             const std::vector<size_t> res = this->plater()->load_files(this->init_params->input_files, true, true);
             if (!res.empty() && this->init_params->input_files.size() == 1) {
+#endif
                 // Update application titlebar when opening a project file
                 const std::string& filename = this->init_params->input_files.front();
                 if (boost::algorithm::iends_with(filename, ".amf") ||

src/slic3r/GUI/Plater.cpp

@@ -6010,7 +6010,9 @@ protected:
 
 ProjectDropDialog::ProjectDropDialog(const std::string& filename)
     : DPIDialog(static_cast<wxWindow*>(wxGetApp().mainframe), wxID_ANY,
-        from_u8((boost::format(_utf8(L("%s - Drop project file"))) % SLIC3R_APP_NAME).str()), wxDefaultPosition,
+// #ysFIXME_delete_after_test_of_6377
+//        from_u8((boost::format(_utf8(L("%s - Drop project file"))) % SLIC3R_APP_NAME).str()), wxDefaultPosition,
+        from_u8((boost::format(_utf8(L("%s - Load project file"))) % SLIC3R_APP_NAME).str()), wxDefaultPosition,
         wxDefaultSize, wxDEFAULT_DIALOG_STYLE)
 {
     SetFont(wxGetApp().normal_font());
@@ -6118,7 +6120,7 @@ bool Plater::load_files(const wxArrayString& filenames, bool delete_after_load/*
         std::string filename = (*it).filename().string();
         if (boost::algorithm::iends_with(filename, ".3mf") || boost::algorithm::iends_with(filename, ".amf")) {
             ProjectDropDialog::LoadType load_type = ProjectDropDialog::LoadType::Unknown;
-            if (!model().objects.empty()) {
+//            if (!model().objects.empty()) { // #ysFIXME_delete_after_test_of_6377
                 if ((boost::algorithm::iends_with(filename, ".3mf") && !is_project_3mf(it->string())) ||
                     (boost::algorithm::iends_with(filename, ".amf") && !boost::algorithm::iends_with(filename, ".zip.amf")))
                     load_type = ProjectDropDialog::LoadType::LoadGeometry;
@@ -6135,9 +6137,11 @@ bool Plater::load_files(const wxArrayString& filenames, bool delete_after_load/*
                         load_type = static_cast<ProjectDropDialog::LoadType>(std::clamp(std::stoi(wxGetApp().app_config->get("drop_project_action")),
                             static_cast<int>(ProjectDropDialog::LoadType::OpenProject), static_cast<int>(ProjectDropDialog::LoadType::LoadConfig)));
                 }
+/* // #ysFIXME_delete_after_test_of_6377
             }
             else
                 load_type = ProjectDropDialog::LoadType::OpenProject;
+*/
 
             if (load_type == ProjectDropDialog::LoadType::Unknown)
                 return false;

src/slic3r/GUI/Preferences.cpp

@@ -322,8 +322,14 @@ void PreferencesDialog::build()
 		m_optgroup_general->append_separator();
 
 		append_bool_option(m_optgroup_general, "show_drop_project_dialog",
+#if 1 // #ysFIXME_delete_after_test_of_6377
+			L("Show load project dialog"),
+			L("When checked, whenever dragging and dropping a project file on the application or open it from a browser, "
+			  "shows a dialog asking to select the action to take on the file to load."),
+#else
 			L("Show drop project dialog"),
 			L("When checked, whenever dragging and dropping a project file on the application, shows a dialog asking to select the action to take on the file to load."),
+#endif
 			app_config->get("show_drop_project_dialog") == "1");
 
 		append_bool_option(m_optgroup_general, "single_instance",