From 6fbbba8db310c35ee86c1dfd1910b05638feb3e8 Mon Sep 17 00:00:00 2001
From: Seth Hillbrand <seth@kipro-pcb.com>
Date: Mon, 1 Mar 2021 15:22:34 -0800
Subject: [PATCH] Adding Python shell KIFACE

---
 include/kiway.h                    |  1 +
 pcbnew/swig/python_scripting.cpp   |  1 +
 scripting/kicad_scripting_main.cpp | 96 ++++++++++++++++++++++++++++++
 3 files changed, 98 insertions(+)
 create mode 100644 scripting/kicad_scripting_main.cpp

diff --git a/include/kiway.h b/include/kiway.h
index 15dc235511..c6d7366557 100644
--- a/include/kiway.h
+++ b/include/kiway.h
@@ -272,6 +272,7 @@ public:
         FACE_PL_EDITOR,
         FACE_PCB_CALCULATOR,
         FACE_BMP2CMP,
+        FACE_PYTHON,
 
         KIWAY_FACE_COUNT
     };
diff --git a/pcbnew/swig/python_scripting.cpp b/pcbnew/swig/python_scripting.cpp
index dc79171783..482b890538 100644
--- a/pcbnew/swig/python_scripting.cpp
+++ b/pcbnew/swig/python_scripting.cpp
@@ -29,6 +29,7 @@
 
 #include <cstdlib>
 #include <cstring>
+#include <Python.h>
 #include <python_scripting.h>
 #include <sstream>
 
diff --git a/scripting/kicad_scripting_main.cpp b/scripting/kicad_scripting_main.cpp
new file mode 100644
index 0000000000..ae92bfe6df
--- /dev/null
+++ b/scripting/kicad_scripting_main.cpp
@@ -0,0 +1,96 @@
+/*
+ * This program source code file is part of KICAD, a free EDA CAD application.
+ *
+ * Copyright (C) 2021 Kicad Developers, see AUTHORS.txt for contributors.
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <kiface_i.h>
+#include <kiway.h>
+#include <pgm_base.h>
+#include <settings/settings_manager.h>
+
+
+//-----<KIFACE>-----------------------------------------------------------------
+
+namespace KIPYTHON {
+
+static struct IFACE : public KIFACE_I
+{
+    bool OnKifaceStart( PGM_BASE* aProgram, int aCtlBits ) override;
+
+    wxWindow* CreateWindow( wxWindow* aParent, int aClassId, KIWAY* aKiway, int aCtlBits = 0 ) override
+    {
+        InitSettings( new BITMAP2CMP_SETTINGS );
+        Pgm().GetSettingsManager().RegisterSettings( KifaceSettings() );
+        return new BM2CMP_FRAME( aKiway, aParent );
+    }
+
+    /**
+     * Function IfaceOrAddress
+     * return a pointer to the requested object.  The safest way to use this
+     * is to retrieve a pointer to a static instance of an interface, similar to
+     * how the KIFACE interface is exported.  But if you know what you are doing
+     * use it to retrieve anything you want.
+     *
+     * @param aDataId identifies which object you want the address of.
+     *
+     * @return void* - and must be cast into the know type.
+     */
+    void* IfaceOrAddress( int aDataId ) override
+    {
+        return NULL;
+    }
+
+    IFACE( const char* aDSOname, KIWAY::FACE_T aType ) :
+        KIFACE_I( aDSOname, aType )
+    {}
+
+} kiface( "BMP2CMP", KIWAY::FACE_PYTHON );
+
+}   // namespace KIPYTHON
+
+using namespace KIPYTHON;
+
+static PGM_BASE* process;
+
+KIFACE_I& Kiface()
+{
+    return kiface;
+}
+
+
+// KIFACE_GETTER's actual spelling is a substitution macro found in kiway.h.
+// KIFACE_GETTER will not have name mangling due to declaration in kiway.h.
+KIFACE* KIFACE_GETTER( int* aKIFACEversion, int aKIWAYversion, PGM_BASE* aProgram )
+{
+    process = (PGM_BASE*) aProgram;
+    return &kiface;
+}
+
+
+#if defined(BUILD_KIWAY_DLLS)
+PGM_BASE& Pgm()
+{
+    wxASSERT( process );    // KIFACE_GETTER has already been called.
+    return *process;
+}
+#endif
+
+
+bool IFACE::OnKifaceStart( PGM_BASE* aProgram, int aCtlBits )
+{
+    return start_common( aCtlBits );
+}