Polymorphic AppController for cli and gui modes.

xs/src/slic3r/GUI/GUI.cpp

@@ -1,4 +1,5 @@
 #include "GUI.hpp"
+#include "../AppController.hpp"
 #include "WipeTowerDialog.hpp"
 
 #include <assert.h>
@@ -1405,4 +1406,23 @@ void desktop_open_datadir_folder()
 #endif
 }
 
+namespace {
+AppControllerPtr g_appctl;
+}
+
+AppControllerPtr get_appctl()
+{
+    return g_appctl;
+}
+
+void set_cli_appctl()
+{
+    g_appctl = std::make_shared<AppControllerCli>();
+}
+
+void set_gui_appctl()
+{
+    g_appctl = std::make_shared<AppControllerGui>();
+}
+
 } }

xs/src/slic3r/GUI/GUI.hpp

@@ -42,6 +42,9 @@ class TabIface;
 class PreviewIface;
 class Print;
 class GCodePreviewData;
+class AppControllerBase;
+
+using AppControllerPtr = std::shared_ptr<AppControllerBase>;
 
 #define _(s)    Slic3r::GUI::I18N::translate((s))
 
@@ -129,6 +132,10 @@ ProgressStatusBar* get_progress_status_bar();
 wxNotebook *	get_tab_panel();
 wxNotebook*		get_tab_panel();
 
+AppControllerPtr get_appctl();
+void             set_cli_appctl();
+void             set_gui_appctl();
+
 const wxColour& get_label_clr_modified();
 const wxColour& get_label_clr_sys();
 const wxColour& get_label_clr_default();