diff --git a/xs/src/slic3r/GUI/GUI.hpp b/xs/src/slic3r/GUI/GUI.hpp
index 76c8de46b7..37f694b072 100644
--- a/xs/src/slic3r/GUI/GUI.hpp
+++ b/xs/src/slic3r/GUI/GUI.hpp
@@ -22,6 +22,22 @@ class TabIface;
 namespace GUI {
 
 class Tab;
+// Map from an file_type name to full file wildcard name.
+typedef std::map<std::string, std::string> t_file_wild_card;
+inline t_file_wild_card& get_file_wild_card() {
+	static t_file_wild_card FILE_WILDCARDS;
+	if (FILE_WILDCARDS.empty()){
+		FILE_WILDCARDS["known"] = "Known files (*.stl, *.obj, *.amf, *.xml, *.prusa)|*.stl;*.STL;*.obj;*.OBJ;*.amf;*.AMF;*.xml;*.XML;*.prusa;*.PRUSA";
+		FILE_WILDCARDS["stl"] = "STL files (*.stl)|*.stl;*.STL";
+		FILE_WILDCARDS["obj"] = "OBJ files (*.obj)|*.obj;*.OBJ";
+		FILE_WILDCARDS["amf"] = "AMF files (*.amf)|*.amf;*.AMF;*.xml;*.XML";
+		FILE_WILDCARDS["prusa"] = "Prusa Control files (*.prusa)|*.prusa;*.PRUSA";
+		FILE_WILDCARDS["ini"] = "INI files *.ini|*.ini;*.INI";
+		FILE_WILDCARDS["gcode"] = "G-code files (*.gcode, *.gco, *.g, *.ngc)|*.gcode;*.GCODE;*.gco;*.GCO;*.g;*.G;*.ngc;*.NGC";
+		FILE_WILDCARDS["svg"] = "SVG files *.svg|*.svg;*.SVG";
+	}
+	return FILE_WILDCARDS;
+}
 
 void disable_screensaver();
 void enable_screensaver();