export typeid system to Python

src/App/Application.cpp

@@ -81,6 +81,7 @@
 #include <Base/UnitsApi.h>
 #include <Base/QuantityPy.h>
 #include <Base/UnitPy.h>
+#include <Base/TypePy.h>
 
 #include "GeoFeature.h"
 #include "FeatureTest.h"
@@ -303,6 +304,7 @@ Application::Application(std::map<std::string,std::string> &mConfig)
     Base::Interpreter().addType(&Base::RotationPy        ::Type,pBaseModule,"Rotation");
     Base::Interpreter().addType(&Base::AxisPy            ::Type,pBaseModule,"Axis");
     Base::Interpreter().addType(&Base::CoordinateSystemPy::Type,pBaseModule,"CoordinateSystem");
+    Base::Interpreter().addType(&Base::TypePy            ::Type,pBaseModule,"TypeId");
 
     Base::Interpreter().addType(&App::MaterialPy::Type, pAppModule, "Material");
 

src/Base/CMakeLists.txt

@@ -78,6 +78,7 @@ if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
     list(APPEND FreeCADBase_LIBS -lutil -ldl)
 endif()
 
+generate_from_xml(TypePy)
 generate_from_xml(BaseClassPy)
 generate_from_xml(BoundBoxPy)
 generate_from_xml(CoordinateSystemPy)
@@ -173,6 +174,7 @@ SET(FreeCADBase_XML_SRCS
     RotationPy.xml
     VectorPy.xml
     QuantityPy.xml
+    TypePy.xml
     UnitPy.xml
 )
 SOURCE_GROUP("XML" FILES ${FreeCADBase_XML_SRCS})
@@ -276,6 +278,7 @@ SET(FreeCADBase_CPP_SRCS
     Tools2D.cpp
     Translate.cpp
     Type.cpp
+    TypePyImp.cpp
     Uuid.cpp
     Vector3D.cpp
     VectorPyImp.cpp

src/Base/TypePy.xml

@@ -0,0 +1,81 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GenerateModel xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="generateMetaModel_Module.xsd">
+  <PythonExport
+      Father="PyObjectBase"
+      Name="TypePy"
+      Twin="BaseType"
+      TwinPointer="BaseType"
+      Include="Base/Type.h"
+      FatherInclude="Base/PyObjectBase.h"
+      Namespace="Base"
+      FatherNamespace="Base"
+      Delete="true">
+    <ForwardDeclarations>
+namespace Base {
+    typedef Type BaseType;
+}</ForwardDeclarations>
+    <Documentation>
+      <Author Licence="LGPL" Name="Juergen Riegel" EMail="FreeCAD@juergen-riegel.net" />
+      <DeveloperDocu>This is the Type class</DeveloperDocu>
+      <UserDocu>This is the Type class</UserDocu>
+    </Documentation>
+    <Methode Name="fromName" Static="true">
+      <Documentation>
+        <UserDocu>Returns a type object by name</UserDocu>
+      </Documentation>
+    </Methode>
+    <Methode Name="fromKey" Static="true">
+      <Documentation>
+        <UserDocu>Returns a type object by key</UserDocu>
+      </Documentation>
+    </Methode>
+    <Methode Name="getNumTypes" Static="true">
+      <Documentation>
+        <UserDocu>Returns the number of type ids</UserDocu>
+      </Documentation>
+    </Methode>
+    <Methode Name="getBadType" Static="true">
+      <Documentation>
+        <UserDocu>Returns an invalid type id</UserDocu>
+      </Documentation>
+    </Methode>
+    <Methode Name="getParent" Const="true">
+      <Documentation>
+        <UserDocu>Returns the parent type id</UserDocu>
+      </Documentation>
+    </Methode>
+    <Methode Name="isBad" Const="true">
+      <Documentation>
+        <UserDocu>Checks if the type id is invalid</UserDocu>
+      </Documentation>
+    </Methode>
+    <Methode Name="isDerivedFrom" Const="true">
+      <Documentation>
+        <UserDocu>Returns true if given type is a father</UserDocu>
+      </Documentation>
+    </Methode>
+    <Methode Name="getAllDerivedFrom" Const="true">
+      <Documentation>
+        <UserDocu>Returns all descendants</UserDocu>
+      </Documentation>
+    </Methode>
+    <Attribute Name="Name" ReadOnly="true">
+      <Documentation>
+        <UserDocu>The name of the type id</UserDocu>
+      </Documentation>
+      <Parameter Name="Name" Type="String" />
+    </Attribute>
+    <Attribute Name="Key" ReadOnly="true">
+      <Documentation>
+        <UserDocu>The key of the type id</UserDocu>
+      </Documentation>
+      <Parameter Name="Key" Type="Long" />
+    </Attribute>
+    <Attribute Name="Module" ReadOnly="true">
+      <Documentation>
+        <UserDocu>Module in which this class is defined</UserDocu>
+      </Documentation>
+      <Parameter Name="Module" Type="String"/>
+    </Attribute>
+  </PythonExport>
+</GenerateModel>

src/Base/TypePyImp.cpp

@@ -0,0 +1,151 @@
+/***************************************************************************
+ *   Copyright (c) 2019 Werner Mayer <wmayer[at]users.sourceforge.net>     *
+ *                                                                         *
+ *   This file is part of the FreeCAD CAx development system.              *
+ *                                                                         *
+ *   This library is free software; you can redistribute it and/or         *
+ *   modify it under the terms of the GNU Library General Public           *
+ *   License as published by the Free Software Foundation; either          *
+ *   version 2 of the License, or (at your option) any later version.      *
+ *                                                                         *
+ *   This library  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 Library General Public License for more details.                  *
+ *                                                                         *
+ *   You should have received a copy of the GNU Library General Public     *
+ *   License along with this library; see the file COPYING.LIB. If not,    *
+ *   write to the Free Software Foundation, Inc., 51 Franklin Street,      *
+ *   Fifth Floor, Boston, MA  02110-1301, USA                              *
+ *                                                                         *
+ ***************************************************************************/
+
+
+#include "PreCompiled.h"
+
+#include "Type.h"
+#include "TypePy.h"
+#include "TypePy.cpp"
+
+using namespace Base;
+
+// returns a string which represent the object e.g. when printed in python
+std::string TypePy::representation(void) const
+{
+    std::stringstream str;
+    str << "<class '" << getBaseTypePtr()->getName() << "'>";
+    return str.str();
+}
+
+PyObject* TypePy::staticCallback_fromName (PyObject * /*self*/, PyObject *args)
+{
+    const char *name;
+    if (!PyArg_ParseTuple(args, "s", &name))
+        return NULL;
+
+    Base::Type type = Base::Type::fromName(name);
+    return new TypePy(new Base::Type(type));
+}
+
+PyObject* TypePy::staticCallback_fromKey (PyObject * /*self*/, PyObject *args)
+{
+    unsigned int index;
+    if (!PyArg_ParseTuple(args, "I", &index))
+        return NULL;
+
+    Base::Type type = Base::Type::fromKey(index);
+    return new TypePy(new Base::Type(type));
+}
+
+PyObject* TypePy::staticCallback_getNumTypes (PyObject * /*self*/, PyObject *args)
+{
+    if (!PyArg_ParseTuple(args, ""))
+        return NULL;
+
+    int num = Base::Type::getNumTypes();
+    return PyLong_FromLong(num);
+}
+
+PyObject* TypePy::staticCallback_getBadType (PyObject * /*self*/, PyObject *args)
+{
+    if (!PyArg_ParseTuple(args, ""))
+        return NULL;
+
+    Base::Type type = Base::Type::badType();
+    return new TypePy(new Base::Type(type));
+}
+
+PyObject*  TypePy::getParent(PyObject *args)
+{
+    if (!PyArg_ParseTuple(args, ""))
+        return NULL;
+
+    Base::Type type = getBaseTypePtr()->getParent();
+    return new TypePy(new Base::Type(type));
+}
+
+PyObject*  TypePy::isBad(PyObject *args)
+{
+    if (!PyArg_ParseTuple(args, ""))
+        return NULL;
+
+    bool v = getBaseTypePtr()->isBad();
+    return PyBool_FromLong(v ? 1 : 0);
+}
+
+PyObject*  TypePy::isDerivedFrom(PyObject *args)
+{
+    char *name;
+    if (!PyArg_ParseTuple(args, "s", &name))     // convert args: Python->C 
+        return NULL;                    // NULL triggers exception
+
+    Base::Type type = Base::Type::fromName(name);
+    bool v = (type != Base::Type::badType() && getBaseTypePtr()->isDerivedFrom(type));
+    return PyBool_FromLong(v ? 1 : 0);
+}
+
+PyObject*  TypePy::getAllDerivedFrom(PyObject *args)
+{
+    if (!PyArg_ParseTuple(args, ""))     // convert args: Python->C 
+        return NULL;                    // NULL triggers exception
+
+    std::vector<Base::Type> ary;
+    Base::Type::getAllDerivedFrom(*getBaseTypePtr(), ary);
+    Py::List res;
+    for (std::vector<Base::Type>::iterator it = ary.begin(); it != ary.end(); ++it)
+        res.append(Py::String(it->getName()));
+    return Py::new_reference_to(res);
+}
+
+Py::String TypePy::getName(void) const
+{
+    return Py::String(std::string(getBaseTypePtr()->getName()));
+}
+
+Py::Long TypePy::getKey(void) const
+{
+    return Py::Long(static_cast<long>(getBaseTypePtr()->getKey()));
+}
+
+Py::String TypePy::getModule(void) const
+{
+    std::string module(getBaseTypePtr()->getName());
+    std::string::size_type pos = module.find_first_of("::");
+
+    if (pos != std::string::npos)
+        module = std::string(module, 0, pos);
+    else
+        module.clear();
+
+    return Py::String(module);
+}
+
+PyObject *TypePy::getCustomAttributes(const char* /*attr*/) const
+{
+    return 0;
+}
+
+int TypePy::setCustomAttributes(const char* /*attr*/, PyObject* /*obj*/)
+{
+    return 0; 
+}