diff --git a/src/GUI/misc_ui.cpp b/src/GUI/misc_ui.cpp
index c585117b9..ee1aaeb9d 100644
--- a/src/GUI/misc_ui.cpp
+++ b/src/GUI/misc_ui.cpp
@@ -1,10 +1,12 @@
 #include "misc_ui.hpp"
 #include <wx/stdpaths.h>
 #include <wx/msgdlg.h>
+#include <wx/arrstr.h>
 
 #include <exception>
 #include <stdexcept>
 
+
 namespace Slic3r { namespace GUI {
 
 
@@ -110,5 +112,22 @@ sub show_error {
 }
 */
 
+std::vector<wxString> open_model(wxWindow* parent, const Settings& settings, wxWindow* top) {
+    auto dialog {new wxFileDialog((parent != nullptr ? parent : top), _("Choose one or more files") + wxString(" (STL/OBJ/AMF/3MF):"), ".", "",
+        "", wxFD_OPEN | wxFD_MULTIPLE | wxFD_FILE_MUST_EXIST)};
+    if (dialog->ShowModal() != wxID_OK) { 
+        dialog->Destroy(); 
+        return std::vector<wxString>();
+    }
+    std::vector<wxString> tmp;
+    wxArrayString tmpout;
+    dialog->GetPaths(tmpout);
+    for (const auto& i : tmpout) {
+        tmp.push_back(i);
+    }
+    dialog->Destroy(); 
+    return tmp;
+}
+
 }} // namespace Slic3r::GUI
 
diff --git a/src/GUI/misc_ui.hpp b/src/GUI/misc_ui.hpp
index d40ab729c..d56c52219 100644
--- a/src/GUI/misc_ui.hpp
+++ b/src/GUI/misc_ui.hpp
@@ -9,6 +9,8 @@
 #include <wx/filename.h>
 #include <wx/stdpaths.h>
 
+#include "Settings.hpp"
+
 #include "Log.hpp"
 
 /// Common static (that is, free-standing) functions, not part of an object hierarchy.
@@ -98,6 +100,8 @@ sub CallAfter {
 wxString decode_path(const wxString& in);
 wxString encode_path(const wxString& in);
 
+std::vector<wxString> open_model(wxWindow* parent, const Settings& settings, wxWindow* top);
+
 }} // namespace Slic3r::GUI
 
 #endif // MISC_UI_HPP