From 620b89d1c69fb3ebdff43a5d49fe0c0ab7904ab2 Mon Sep 17 00:00:00 2001
From: Lukas Matena <lukasmatena@seznam.cz>
Date: Thu, 11 Aug 2022 10:31:19 +0200
Subject: [PATCH] Add STEP into menu label, enable drag and drop

---
 src/libslic3r/Model.cpp              | 2 +-
 src/slic3r/GUI/KBShortcutsDialog.cpp | 2 +-
 src/slic3r/GUI/MainFrame.cpp         | 2 +-
 src/slic3r/GUI/Plater.cpp            | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/libslic3r/Model.cpp b/src/libslic3r/Model.cpp
index 77011800d..2c5200886 100644
--- a/src/libslic3r/Model.cpp
+++ b/src/libslic3r/Model.cpp
@@ -123,7 +123,7 @@ Model Model::read_from_file(const std::string& input_file, DynamicPrintConfig* c
         //FIXME options & LoadAttribute::CheckVersion ? 
         result = load_3mf(input_file.c_str(), *config, *config_substitutions, &model, false);
     else
-        throw Slic3r::RuntimeError("Unknown file format. Input file must have .stl, .obj, .amf(.xml) or .prusa extension.");
+        throw Slic3r::RuntimeError("Unknown file format. Input file must have .stl, .obj, .amf(.xml), .prusa or .step/.stp extension.");
 
     if (! result)
         throw Slic3r::RuntimeError("Loading of a model file failed.");
diff --git a/src/slic3r/GUI/KBShortcutsDialog.cpp b/src/slic3r/GUI/KBShortcutsDialog.cpp
index c330f7cc9..3a4e75729 100644
--- a/src/slic3r/GUI/KBShortcutsDialog.cpp
+++ b/src/slic3r/GUI/KBShortcutsDialog.cpp
@@ -80,7 +80,7 @@ void KBShortcutsDialog::fill_shortcuts()
             { ctrl + alt + "S", L("Save project as (3mf)") },
             { ctrl + "R", L("(Re)slice") },
             // File>Import
-            { ctrl + "I", L("Import STL/OBJ/AMF/3MF without config, keep plater") },
+            { ctrl + "I", L("Import STL/OBJ/AMF/3MF/STEP without config, keep plater") },
             { ctrl + "L", L("Import Config from ini/amf/3mf/gcode") },
             { ctrl + alt + "L", L("Load Config from ini/amf/3mf/gcode and merge") },
             // File>Export
diff --git a/src/slic3r/GUI/MainFrame.cpp b/src/slic3r/GUI/MainFrame.cpp
index 478766df6..adb657d4f 100644
--- a/src/slic3r/GUI/MainFrame.cpp
+++ b/src/slic3r/GUI/MainFrame.cpp
@@ -1205,7 +1205,7 @@ void MainFrame::init_menubar_as_editor()
         fileMenu->AppendSeparator();
 
         wxMenu* import_menu = new wxMenu();
-        append_menu_item(import_menu, wxID_ANY, _L("Import STL/OBJ/AM&F/3MF") + dots + "\tCtrl+I", _L("Load a model"),
+        append_menu_item(import_menu, wxID_ANY, _L("Import STL/OBJ/AM&F/3MF/STEP") + dots + "\tCtrl+I", _L("Load a model"),
             [this](wxCommandEvent&) { if (m_plater) m_plater->add_model(); }, "import_plater", nullptr,
             [this](){return m_plater != nullptr; }, this);
         
diff --git a/src/slic3r/GUI/Plater.cpp b/src/slic3r/GUI/Plater.cpp
index 81c57bae0..20783f0fc 100644
--- a/src/slic3r/GUI/Plater.cpp
+++ b/src/slic3r/GUI/Plater.cpp
@@ -5340,7 +5340,7 @@ void ProjectDropDialog::on_dpi_changed(const wxRect& suggested_rect)
 
 bool Plater::load_files(const wxArrayString& filenames)
 {
-    const std::regex pattern_drop(".*[.](stl|obj|amf|3mf|prusa)", std::regex::icase);
+    const std::regex pattern_drop(".*[.](stl|obj|amf|3mf|prusa|step|stp)", std::regex::icase);
     const std::regex pattern_gcode_drop(".*[.](gcode|g)", std::regex::icase);
 
     std::vector<fs::path> paths;