GIT_REPOSITORIES/LPP/PythonQt Commit - r163:349fb638ffe0

merged contributions from https://github.com/commontk/PythonQt/compare/svn-mirror...patched...

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r163:349fb638ffe0

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src/PythonQtPythonInclude.h created 644 +55 0

@@ -0,0 +1,55
	1	/*
	2	*
	3	* Copyright (C) 2011 MeVis Medical Solutions AG All Rights Reserved.
	4	*
	5	* This library is free software; you can redistribute it and/or
	6	* modify it under the terms of the GNU Lesser General Public
	7	* License as published by the Free Software Foundation; either
	8	* version 2.1 of the License, or (at your option) any later version.
	9	*
	10	* This library is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	* Lesser General Public License for more details.
	14	*
	15	* Further, this software is distributed without any warranty that it is
	16	* free of the rightful claim of any third person regarding infringement
	17	* or the like. Any license provided herein, whether implied or
	18	* otherwise, applies only to this software file. Patent licenses, if
	19	* any, provided herein do not apply to combinations of this program with
	20	* other software, or any other product whatsoever.
	21	*
	22	* You should have received a copy of the GNU Lesser General Public
	23	* License along with this library; if not, write to the Free Software
	24	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	25	*
	26	* Contact information: MeVis Medical Solutions AG, Universitaetsallee 29,
	27	* 28359 Bremen, Germany or:
	28	*
	29	* http://www.mevis.de
	30	*
	31	*/
	32
	33	#ifndef __PythonQtPythonInclude_h
	34	#define __PythonQtPythonInclude_h
	35
	36	// Undefine macros that Python.h defines to avoid redefinition warning.
	37	#undef _POSIX_C_SOURCE
	38	#undef _POSIX_THREADS
	39	#undef _XOPEN_SOURCE
	40
	41	// If PYTHONQT_USE_RELEASE_PYTHON_FALLBACK is enabled, try to link
	42	// release Python DLL if it is available by undefining _DEBUG while
	43	// including Python.h
	44	#if defined(PYTHONQT_USE_RELEASE_PYTHON_FALLBACK) && defined(_DEBUG)
	45	#undef _DEBUG
	46	#if defined(_MSC_VER) && _MSC_VER >= 1400
	47	#define _CRT_NOFORCE_MANIFEST 1
	48	#endif
	49	#include <Python.h>
	50	#define _DEBUG
	51	#else
	52	#include <Python.h>
	53	#endif
	54
	55	#endif

src/PythonQtStdIn.cpp created 644 +114 0

@@ -0,0 +1,114
	1	/*
	2	*
	3	* Copyright (C) 2011 MeVis Medical Solutions AG All Rights Reserved.
	4	*
	5	* This library is free software; you can redistribute it and/or
	6	* modify it under the terms of the GNU Lesser General Public
	7	* License as published by the Free Software Foundation; either
	8	* version 2.1 of the License, or (at your option) any later version.
	9	*
	10	* This library is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	* Lesser General Public License for more details.
	14	*
	15	* Further, this software is distributed without any warranty that it is
	16	* free of the rightful claim of any third person regarding infringement
	17	* or the like. Any license provided herein, whether implied or
	18	* otherwise, applies only to this software file. Patent licenses, if
	19	* any, provided herein do not apply to combinations of this program with
	20	* other software, or any other product whatsoever.
	21	*
	22	* You should have received a copy of the GNU Lesser General Public
	23	* License along with this library; if not, write to the Free Software
	24	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	25	*
	26	* Contact information: MeVis Medical Solutions AG, Universitaetsallee 29,
	27	* 28359 Bremen, Germany or:
	28	*
	29	* http://www.mevis.de
	30	*
	31	*/
	32
	33	//----------------------------------------------------------------------------------
	34	/*!
	35	// \file PythonQtStdIn.cpp
	36	// \author Jean-Christophe Fillion-Robin
	37	// \author Last changed by $Author: jcfr $
	38	// \date 2011
	39	*/
	40	//----------------------------------------------------------------------------------
	41
	42	#include "PythonQtStdIn.h"
	43
	44	static PyObject PythonQtStdInRedirect_new(PyTypeObject type, PyObject * /args/, PyObject * /kwds/)
	45	{
	46	PythonQtStdInRedirect *self;
	47	self = (PythonQtStdInRedirect *)type->tp_alloc(type, 0);
	48	self->_cb = NULL;
	49	self->_callData = NULL;
	50
	51	return (PyObject *)self;
	52	}
	53
	54	static PyObject PythonQtStdInRedirect_readline(PyObject self, PyObject * args)
	55	{
	56	PythonQtStdInRedirect* s = (PythonQtStdInRedirect*)self;
	57	QString string;
	58	if (s->_cb) {
	59	string = (*s->_cb)(s->_callData);
	60	}
	61	return Py_BuildValue(const_cast<char>("s"), const_cast<char>(string.toAscii().data()));
	62	}
	63
	64	static PyMethodDef PythonQtStdInRedirect_methods[] = {
	65	{"readline", (PyCFunction)PythonQtStdInRedirect_readline, METH_VARARGS,
	66	"read input line"},
	67	{NULL, NULL, 0 , NULL} /* sentinel */
	68	};
	69
	70	static PyMemberDef PythonQtStdInRedirect_members[] = {
	71	{NULL} /* Sentinel */
	72	};
	73
	74	PyTypeObject PythonQtStdInRedirectType = {
	75	PyObject_HEAD_INIT(NULL)
	76	0, /ob_size/
	77	"PythonQtStdInRedirect", /tp_name/
	78	sizeof(PythonQtStdInRedirect), /tp_basicsize/
	79	0, /tp_itemsize/
	80	0, /tp_dealloc/
	81	0, /tp_print/
	82	0, /tp_getattr/
	83	0, /tp_setattr/
	84	0, /tp_compare/
	85	0, /tp_repr/
	86	0, /tp_as_number/
	87	0, /tp_as_sequence/
	88	0, /tp_as_mapping/
	89	0, /tp_hash /
	90	0, /tp_call/
	91	0, /tp_str/
	92	0, /tp_getattro/
	93	0, /tp_setattro/
	94	0, /tp_as_buffer/
	95	Py_TPFLAGS_DEFAULT \| Py_TPFLAGS_BASETYPE, /tp_flags/
	96	"PythonQtStdInRedirect", /* tp_doc */
	97	0, /* tp_traverse */
	98	0, /* tp_clear */
	99	0, /* tp_richcompare */
	100	0, /* tp_weaklistoffset */
	101	0, /* tp_iter */
	102	0, /* tp_iternext */
	103	PythonQtStdInRedirect_methods, /* tp_methods */
	104	PythonQtStdInRedirect_members, /* tp_members */
	105	0, /* tp_getset */
	106	0, /* tp_base */
	107	0, /* tp_dict */
	108	0, /* tp_descr_get */
	109	0, /* tp_descr_set */
	110	0, /* tp_dictoffset */
	111	0, /* tp_init */
	112	0, /* tp_alloc */
	113	PythonQtStdInRedirect_new, /* tp_new */
	114	};

src/PythonQtStdIn.h created 644 +63 0

@@ -0,0 +1,63
	1	#ifndef _PYTHONQTSTDIN_H
	2	#define _PYTHONQTSTDIN_H
	3
	4	/*
	5	*
	6	* Copyright (C) 2011 MeVis Medical Solutions AG All Rights Reserved.
	7	*
	8	* This library is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU Lesser General Public
	10	* License as published by the Free Software Foundation; either
	11	* version 2.1 of the License, or (at your option) any later version.
	12	*
	13	* This library is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	16	* Lesser General Public License for more details.
	17	*
	18	* Further, this software is distributed without any warranty that it is
	19	* free of the rightful claim of any third person regarding infringement
	20	* or the like. Any license provided herein, whether implied or
	21	* otherwise, applies only to this software file. Patent licenses, if
	22	* any, provided herein do not apply to combinations of this program with
	23	* other software, or any other product whatsoever.
	24	*
	25	* You should have received a copy of the GNU Lesser General Public
	26	* License along with this library; if not, write to the Free Software
	27	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	28	*
	29	* Contact information: MeVis Medical Solutions AG, Universitaetsallee 29,
	30	* 28359 Bremen, Germany or:
	31	*
	32	* http://www.mevis.de
	33	*
	34	*/
	35
	36	//----------------------------------------------------------------------------------
	37	/*!
	38	// \file PythonQtStdIn.h
	39	// \author Jean-Christophe Fillion-Robin
	40	// \author Last changed by $Author: jcfr $
	41	// \date 2011
	42	*/
	43	//----------------------------------------------------------------------------------
	44
	45
	46	#include "PythonQtPythonInclude.h"
	47	#include "structmember.h"
	48	#include <QString>
	49
	50	//! declares the type of the stdout redirection class
	51	extern PyTypeObject PythonQtStdInRedirectType;
	52
	53	//! declares the callback that is called from the write() function
	54	typedef QString PythonQtInputChangedCB(void* callData);
	55
	56	//! declares the stdin redirection class
	57	typedef struct {
	58	PyObject_HEAD
	59	PythonQtInputChangedCB* _cb;
	60	void * _callData;
	61	} PythonQtStdInRedirect;
	62
	63	#endif

src/PythonQt.h +1 -1

             #ifndef _PYTHONQT_H
             #define _PYTHONQT_H
             /*
              *
              *  Copyright (C) 2010 MeVis Medical Solutions AG All Rights Reserved.
              *
              *  This library is free software; you can redistribute it and/or
              *  modify it under the terms of the GNU Lesser General Public
              *  License as published by the Free Software Foundation; either
              *  version 2.1 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
              *  Lesser General Public License for more details.
              *
              *  Further, this software is distributed without any warranty that it is
              *  free of the rightful claim of any third person regarding infringement
              *  or the like.  Any license provided herein, whether implied or
              *  otherwise, applies only to this software file.  Patent licenses, if
              *  any, provided herein do not apply to combinations of this program with
              *  other software, or any other product whatsoever.
              *
              *  You should have received a copy of the GNU Lesser General Public
              *  License along with this library; if not, write to the Free Software
              *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
              *
              *  Contact information: MeVis Medical Solutions AG, Universitaetsallee 29,
              *  28359 Bremen, Germany or:
              *
              *  http://www.mevis.de
              *
              */
             //----------------------------------------------------------------------------------
             /*!
             // \file    PythonQt.h
             // \author  Florian Link
             // \author  Last changed by $Author: florian $
             // \date    2006-05
             */
             //----------------------------------------------------------------------------------
             #include "PythonQtSystem.h"
             #include "PythonQtInstanceWrapper.h"
             #include "PythonQtClassWrapper.h"
             #include "PythonQtSlot.h"
             #include "PythonQtObjectPtr.h"
             #include "PythonQtStdIn.h"
             #include <QObject>
             #include <QVariant>
             #include <QList>
             #include <QHash>
             #include <QByteArray>
             #include <QStringList>
             #include <QtDebug>
             #include <iostream>
             class PythonQtClassInfo;
             class PythonQtPrivate;
             class PythonQtMethodInfo;
             class PythonQtSignalReceiver;
             class PythonQtImportFileInterface;
             class PythonQtCppWrapperFactory;
             class PythonQtQFileImporter;
             typedef void  PythonQtQObjectWrappedCB(QObject* object);
             typedef void  PythonQtQObjectNoLongerWrappedCB(QObject* object);
-            typedef void* PythonQtPolymorphicHandlerCB(const void *ptr, char **class_name);
+            typedef void* PythonQtPolymorphicHandlerCB(const void *ptr, const char **class_name);
             typedef void PythonQtShellSetInstanceWrapperCB(void* object, PythonQtInstanceWrapper* wrapper);
             template<class T> void PythonQtSetInstanceWrapperOnShell(void* object, PythonQtInstanceWrapper* wrapper) {
               (reinterpret_cast<T*>(object))->_wrapper = wrapper;
             }
             //! returns the offset that needs to be added to upcast an object of type T1 to T2
             template<class T1, class T2> int PythonQtUpcastingOffset() {
               return ((reinterpret_cast<char*>(static_cast<T2*>(reinterpret_cast<T1*>(0x100))))
                       - (reinterpret_cast<char*>(reinterpret_cast<T1*>(0x100))));
             }
             //! callback to create a QObject lazily
             typedef QObject* PythonQtQObjectCreatorFunctionCB();
             //! helper template to create a derived QObject class
             template<class T> QObject* PythonQtCreateObject() { return new T(); };
             //! The main interface to the Python Qt binding, realized as a singleton
             /*!
              Use PythonQt::init() to initialize the singleton and PythonQt::self() to access it.
              While there can be only one PythonQt instance, you can have any number of Python context to do scripting in.
              One possibility is to use createModuleFromFile(), createModuleFromScript() or createUniqueModule() to get a context
              that is separated from the other contexts. Alternatively you can use Python dicts as contexts for script evaluation,
              but you will need to populate the dict with the __builtins__ instance to have all Pythons available when running
              code in the scope of a dict.
              */
             class PYTHONQT_EXPORT PythonQt : public QObject {
               Q_OBJECT
             public:
               //! flags that can be passed to PythonQt::init()
               enum InitFlags {
                 RedirectStdOut = 1,   //!<< sets if the std out/err is redirected to pythonStdOut() and pythonStdErr() signals
                 IgnoreSiteModule = 2, //!<< sets if Python should ignore the site module
                 ExternalHelp = 4,     //!<< sets if help() calls on PythonQt modules are forwarded to the pythonHelpRequest() signal
                 PythonAlreadyInitialized = 8 //!<< sets that PythonQt should not can PyInitialize, since it is already done
               };
               //! flags that tell PythonQt which operators to expect on the registered type
               enum TypeSlots {
                 Type_Add = 1,
                 Type_Subtract = 1 << 1,
                 Type_Multiply = 1 << 2,
                 Type_Divide = 1 << 3,
                 Type_Mod = 1 << 4,
                 Type_And = 1 << 5,
                 Type_Or = 1 << 6,
                 Type_Xor = 1 << 7,
                 Type_LShift = 1 << 8,
                 Type_RShift = 1 << 9,
                 Type_InplaceAdd = 1 << 10,
                 Type_InplaceSubtract = 1 << 11,
                 Type_InplaceMultiply = 1 << 12,
                 Type_InplaceDivide = 1 << 13,
                 Type_InplaceMod = 1 << 14,
                 Type_InplaceAnd = 1 << 15,
                 Type_InplaceOr = 1 << 16,
                 Type_InplaceXor = 1 << 17,
                 Type_InplaceLShift = 1 << 18,
                 Type_InplaceRShift = 1 << 19,
                 // Not yet needed/nicely mappable/generated...
                 //Type_Positive = 1 << 29,
                 //Type_Negative = 1 << 29,
                 //Type_Abs = 1 << 29,
                 //Type_Hash = 1 << 29,
                 Type_Invert = 1 << 29,
                 Type_RichCompare = 1 << 30,
                 Type_NonZero     = 1 << 31,
               };
               //! enum for profiling callback
               enum ProfilingCallbackState {
                 Enter = 1,
                 Leave = 2
               };
               //! callback for profiling. className and methodName are only passed when state == Enter, otherwise
               //! they are NULL.
               typedef void ProfilingCB(ProfilingCallbackState state, const char* className, const char* methodName);
               //---------------------------------------------------------------------------
               //! \name Singleton Initialization
               //@{
               //! initialize the python qt binding (flags are a or combination of PythonQt::InitFlags), if \c pythonQtModuleName is given
               //! it defines the name of the python module that PythonQt will add, otherwise "PythonQt" is used.
               //! This can be used to e.g. pass in PySide or PyQt4 to make it more compatible.
               static void init(int flags = IgnoreSiteModule | RedirectStdOut, const QByteArray& pythonQtModuleName = QByteArray());
               //! cleanup of the singleton
               static void cleanup();
               //! get the singleton instance
               static PythonQt* self();
               //@}
               //! defines the object types for introspection
               enum ObjectType {
                 Class,
                 Function,
                 Variable,
                 Module,
                 Anything,
                 CallOverloads
               };
               //---------------------------------------------------------------------------
               //! \name Standard input handling
               //@{
               //! Overwrite default handling of stdin using a custom callback. It internally backup
               //! the original 'sys.stdin' into 'sys.pythonqt_original_stdin'
               void setRedirectStdInCallback(PythonQtInputChangedCB* callback, void * callbackData = 0);
               //! Enable or disable stdin custom callback. It resets 'sys.stdin' using either 'sys.pythonqt_stdin'
               //! or 'sys.pythonqt_original_stdin'
               void setRedirectStdInCallbackEnabled(bool enabled);
               //@}
               //---------------------------------------------------------------------------
               //! \name Modules
               //@{
               //! get the __main__ module of python
               PythonQtObjectPtr getMainModule();
               //! import the given module and return a reference to it (useful to import e.g. "sys" and call something on it)
               //! If a module is already imported, this returns the already imported module.
               PythonQtObjectPtr importModule(const QString& name);
               //! creates the new module \c name and evaluates the given file in the context of that module
               //! If the \c script is empty, the module contains no initial code. You can use evalScript/evalCode to add code
               //! to a module later on.
               //! The user needs to make sure that the \c name is unique in the python module dictionary.
               PythonQtObjectPtr createModuleFromFile(const QString& name, const QString& filename);
               //! creates the new module \c name and evaluates the given script in the context of that module.
               //! If the \c script is empty, the module contains no initial code. You can use evalScript/evalCode to add code
               //! to a module later on.
               //! The user needs to make sure that the \c name is unique in the python module dictionary.
               PythonQtObjectPtr createModuleFromScript(const QString& name, const QString& script = QString());
               //! create a uniquely named module, you can use evalFile or evalScript to populate the module with
               //! script code
               PythonQtObjectPtr createUniqueModule();
               //@}
               //---------------------------------------------------------------------------
               //! \name Importing/Paths
               //@{
               //! overwrite the python sys path (call this directly after PythonQt::init() if you want to change the std python sys path)
               void overwriteSysPath(const QStringList& paths);
               //! prepend a path to sys.path to allow importing from it
               void addSysPath(const QString& path);
               //! sets the __path__ list of a module to the given list (important for local imports)
               void setModuleImportPath(PyObject* module, const QStringList& paths);
               //@}
               //---------------------------------------------------------------------------
               //! \name Registering Classes
               //@{
               //! registers a QObject derived class to PythonQt (this is implicitly called by addObject as well)
               /* Since Qt4 does not offer a way to detect if a given classname is derived from QObject and thus has a QMetaObject,
                you MUST register all your QObject derived classes here when you want them to be detected in signal and slot calls */
               void registerClass(const QMetaObject* metaobject, const char* package = NULL, PythonQtQObjectCreatorFunctionCB* wrapperCreator = NULL, PythonQtShellSetInstanceWrapperCB* shell = NULL);
               //! add a wrapper object for the given QMetaType typeName, also does an addClassDecorators() to add constructors for variants
               //! (ownership of wrapper is passed to PythonQt)
               /*! Make sure that you have done a qRegisterMetaType first, if typeName is a user type!
                This will add a wrapper object that is used to make calls to the given classname \c typeName.
                All slots that take a pointer to typeName as the first argument will be callable from Python on
                a variant object that contains such a type.
                */
               void registerCPPClass(const char* typeName, const char* parentTypeName = NULL, const char* package = NULL, PythonQtQObjectCreatorFunctionCB* wrapperCreator = NULL, PythonQtShellSetInstanceWrapperCB* shell = NULL);
               //! as an alternative to registerClass, you can tell PythonQt the names of QObject derived classes
               //! and it will register the classes when it first sees a pointer to such a derived class
               void registerQObjectClassNames(const QStringList& names);
               //! add a parent class relation to the \c given typeName, the upcastingOffset is needed for multiple inheritance
               //! and can be calculated using PythonQtUpcastingOffset<type,parentType>(), which also verifies that
               //! type is really derived from parentType.
               //! Returns false if the typeName was not yet registered.
               bool addParentClass(const char* typeName, const char* parentTypeName, int upcastingOffset=0);
               //! add a handler for polymorphic downcasting
               void addPolymorphicHandler(const char* typeName, PythonQtPolymorphicHandlerCB* cb);
               //@}
               //---------------------------------------------------------------------------
               //! \name Script Parsing and Evaluation
               //@{
               //! parses the given file and returns the python code object, this can then be used to call evalCode()
               PythonQtObjectPtr parseFile(const QString& filename);
               //! evaluates the given code and returns the result value (use Py_Compile etc. to create pycode from string)
               //! If pycode is NULL, a python error is printed.
               QVariant evalCode(PyObject* object, PyObject* pycode);
               //! evaluates the given script code and returns the result value
               QVariant evalScript(PyObject* object, const QString& script, int start = Py_file_input);
               //! evaluates the given script code from file
               void evalFile(PyObject* object, const QString& filename);
               //@}
               //---------------------------------------------------------------------------
               //! \name Signal Handlers
               //@{
               //! add a signal handler to the given \c signal of \c obj  and connect it to a callable \c objectname in module
               bool addSignalHandler(QObject* obj, const char* signal, PyObject* module, const QString& objectname);
               //! remove a signal handler from the given \c signal of \c obj
               bool removeSignalHandler(QObject* obj, const char* signal, PyObject* module, const QString& objectname);
               //! add a signal handler to the given \c signal of \c obj  and connect it to a callable \c receiver
               bool addSignalHandler(QObject* obj, const char* signal, PyObject* receiver);
               //! remove a signal handler from the given \c signal of \c obj
               bool removeSignalHandler(QObject* obj, const char* signal, PyObject* receiver);
               //@}
               //---------------------------------------------------------------------------
               //! \name Variable access
               //@{
               //! add the given \c qObject to the python \c object as a variable with \c name (it can be removed via clearVariable)
               void addObject(PyObject* object, const QString& name, QObject* qObject);
               //! add the given variable to the object
               void addVariable(PyObject* object, const QString& name, const QVariant& v);
               //! remove the given variable
               void removeVariable(PyObject* module, const QString& name);
               //! get the variable with the \c name of the \c object, returns an invalid QVariant on error
               QVariant getVariable(PyObject* object, const QString& name);
               //! read vars etc. in scope of an \c object, optional looking inside of an object \c objectname
               QStringList introspection(PyObject* object, const QString& objectname, ObjectType type);
               //! returns the found callable object or NULL
               //! @return new reference
               PythonQtObjectPtr lookupCallable(PyObject* object, const QString& name);
               //@}
               //---------------------------------------------------------------------------
               //! \name Calling Python Objects
               //@{
               //! call the given python \c callable in the scope of object, returns the result converted to a QVariant
               QVariant call(PyObject* object, const QString& callable, const QVariantList& args = QVariantList());
               //! call the given python object, returns the result converted to a QVariant
               QVariant call(PyObject* callable, const QVariantList& args = QVariantList());
               //! call the given python object, returns the result as new PyObject
               PyObject* callAndReturnPyObject(PyObject* callable, const QVariantList& args = QVariantList());
               //@}
               //---------------------------------------------------------------------------
               //! \name Decorations, Constructors, Wrappers...
               //@{
               //! add an object whose slots will be used as decorator slots for
               //! other QObjects or CPP classes. The slots need to follow the
               //! convention that the first argument is a pointer to the wrapped object.
               //! (ownership is passed to PythonQt)
               /*!
               Example:
               A slot with the signature
               \code
               bool doSomething(QWidget* w, int a)
               \endcode
               will extend QWidget instances (and derived classes) with a "bool doSomething(int a)" slot
               that will be called with the concrete instance as first argument.
               So in Python you can now e.g. call
               \code
               someWidget.doSomething(12)
               \endcode
               without QWidget really having this method. This allows to easily make normal methods
               of Qt classes callable by forwarding them with such decorator slots
               or to make CPP classes (which are not derived from QObject) callable from Python.
               */
               void addInstanceDecorators(QObject* o);
               //! add an object whose slots will be used as decorator slots for
               //! class objects (ownership is passed to PythonQt)
               /*!
               The slots need to follow the following convention:
               - SomeClass* new_SomeClass(...)
               - QVariant new_SomeClass(...)
               - void delete_SomeClass(SomeClass*)
               - ... static_SomeClass_someName(...)
               This will add:
               - a constructor
               - a constructor which generates a QVariant
               - a destructor (only useful for CPP objects)
               - a static decorator slot which will be available on the MetaObject (visible in PythonQt module)
               */
               void addClassDecorators(QObject* o);
               //! this will add the object both as class and instance decorator (ownership is passed to PythonQt)
               void addDecorators(QObject* o);
               //! add the given factory to PythonQt (ownership stays with caller)
               void addWrapperFactory(PythonQtCppWrapperFactory* factory);
               //@}
               //---------------------------------------------------------------------------
               //! \name Custom Importer
               //@{
               //! replace the internal import implementation and use the supplied interface to load files (both py and pyc files)
               //! (this method should be called directly after initialization of init() and before calling overwriteSysPath().
               //! On the first call to this method, it will install a generic PythonQt importer in Pythons "path_hooks".
               //! This is not reversible, so even setting setImporter(NULL) afterwards will
               //! keep the custom PythonQt importer with a QFile default import interface.
               //! Subsequent python import calls will make use of the passed importInterface
               //! which forwards all import calls to the given \c importInterface.
               //! Passing NULL will install a default QFile importer.
               //! (\c importInterface ownership stays with caller)
               void setImporter(PythonQtImportFileInterface* importInterface);
               //! this installs the default QFile importer (which effectively does a setImporter(NULL))
               //! (without calling setImporter or installDefaultImporter at least once, the default python import
               //! mechanism is in place)
               //! the default importer allows to import files from anywhere QFile can read from,
               //! including the Qt resource system using ":". Keep in mind that you need to extend
               //! "sys.path" with ":" to be able to import from the Qt resources.
               void installDefaultImporter() { setImporter(NULL); }
               //! set paths that the importer should ignore
               void setImporterIgnorePaths(const QStringList& paths);
               //! get paths that the importer should ignore
               const QStringList& getImporterIgnorePaths();
               //! get access to the file importer (if set)
               static PythonQtImportFileInterface* importInterface();
               //@}
               //---------------------------------------------------------------------------
               //! \name Other Stuff
               //@{
               //! get access to internal data (should not be used on the public API, but is used by some C functions)
               static PythonQtPrivate* priv() { return _self->_p; }
               //! handle a python error, call this when a python function fails. If no error occurred, it returns false.
               //! The error is currently just output to the python stderr, future version might implement better trace printing
               bool handleError();
               //! clear all NotFound entries on all class infos, to ensure that
               //! newly loaded wrappers can add methods even when the object was wrapped by PythonQt before the wrapper was loaded
               void clearNotFoundCachedMembers();
               //! set a callback that is called when a QObject with parent == NULL is wrapped by pythonqt
               void setQObjectWrappedCallback(PythonQtQObjectWrappedCB* cb);
               //! set a callback that is called when a QObject with parent == NULL is no longer wrapped by pythonqt
               void setQObjectNoLongerWrappedCallback(PythonQtQObjectNoLongerWrappedCB* cb);
               //! call the callback if it is set
               static void qObjectNoLongerWrappedCB(QObject* o);
               //! called by internal help methods
               PyObject* helpCalled(PythonQtClassInfo* info);
               //! returns the found object or NULL
               //! @return new reference
               PythonQtObjectPtr lookupObject(PyObject* module, const QString& name);
               //! sets a callback that is called before and after function calls for profiling
               void setProfilingCallback(ProfilingCB* cb);
               //@}
             signals:
               //! emitted when python outputs something to stdout (and redirection is turned on)
               void pythonStdOut(const QString& str);
               //! emitted when python outputs something to stderr (and redirection is turned on)
               void pythonStdErr(const QString& str);
               //! emitted when help() is called on a PythonQt object and \c ExternalHelp is enabled
               void pythonHelpRequest(const QByteArray& cppClassName);
             private:
               void initPythonQtModule(bool redirectStdOut, const QByteArray& pythonQtModuleName);
               //! callback for stdout redirection, emits pythonStdOut signal
               static void stdOutRedirectCB(const QString& str);
               //! callback for stderr redirection, emits pythonStdErr signal
               static void stdErrRedirectCB(const QString& str);
               //! get (and create if not available) the signal receiver of that QObject, signal receiver is made child of the passed \c obj
               PythonQtSignalReceiver* getSignalReceiver(QObject* obj);
               PythonQt(int flags, const QByteArray& pythonQtModuleName);
               ~PythonQt();
               static PythonQt* _self;
               static int _uniqueModuleCount;
               PythonQtPrivate* _p;
             };
             //! internal PythonQt details
             class PYTHONQT_EXPORT PythonQtPrivate : public QObject {
               Q_OBJECT
             public:
               PythonQtPrivate();
               ~PythonQtPrivate();
               enum DecoratorTypes {
                 StaticDecorator = 1,
                 ConstructorDecorator = 2,
                 DestructorDecorator = 4,
                 InstanceDecorator = 8,
                 AllDecorators = 0xffff
               };
               //! get the suffixes that are used for shared libraries
               const QStringList& sharedLibrarySuffixes() { return _sharedLibrarySuffixes; }
               //! returns if the id is the id for PythonQtObjectPtr
               bool isPythonQtObjectPtrMetaId(int id) { return _PythonQtObjectPtr_metaId == id; }
               //! add the wrapper pointer (for reuse if the same obj appears while wrapper still exists)
               void addWrapperPointer(void* obj, PythonQtInstanceWrapper* wrapper);
               //! remove the wrapper ptr again
               void removeWrapperPointer(void* obj);
               //! add parent class relation
               bool addParentClass(const char* typeName, const char* parentTypeName, int upcastingOffset);
               //! add a handler for polymorphic downcasting
               void addPolymorphicHandler(const char* typeName, PythonQtPolymorphicHandlerCB* cb);
               //! lookup existing classinfo and return new if not yet present
               PythonQtClassInfo* lookupClassInfoAndCreateIfNotPresent(const char* typeName);
               //! called when a signal emitting QObject is destroyed to remove the signal handler from the hash map
               void removeSignalEmitter(QObject* obj);
               //! wrap the given QObject into a Python object (or return existing wrapper!)
               PyObject* wrapQObject(QObject* obj);
               //! wrap the given ptr into a Python object (or return existing wrapper!) if there is a known QObject of that name or a known wrapper in the factory
               PyObject* wrapPtr(void* ptr, const QByteArray& name);
               //! registers a QObject derived class to PythonQt (this is implicitly called by addObject as well)
               /* Since Qt4 does not offer a way to detect if a given classname is derived from QObject and thus has a QMetaObject,
                  you MUST register all your QObject derived classes here when you want them to be detected in signal and slot calls */
               void registerClass(const QMetaObject* metaobject, const char* package = NULL, PythonQtQObjectCreatorFunctionCB* wrapperCreator = NULL, PythonQtShellSetInstanceWrapperCB* shell = NULL, PyObject* module = NULL, int typeSlots = 0);
               //! add a wrapper object for the given QMetaType typeName, also does an addClassDecorators() to add constructors for variants
               //! (ownership of wrapper is passed to PythonQt)
               /*! Make sure that you have done a qRegisterMetaType first, if typeName is a user type!
                This will add a wrapper object that is used to make calls to the given classname \c typeName.
                All slots that take a pointer to typeName as the first argument will be callable from Python on
                a variant object that contains such a type.
                */
               void registerCPPClass(const char* typeName, const char* parentTypeName = NULL, const char* package = NULL, PythonQtQObjectCreatorFunctionCB* wrapperCreator = NULL, PythonQtShellSetInstanceWrapperCB* shell = NULL, PyObject* module = NULL, int typeSlots = 0);
               //! as an alternative to registerClass, you can tell PythonQt the names of QObject derived classes
               //! and it will register the classes when it first sees a pointer to such a derived class
               void registerQObjectClassNames(const QStringList& names);
               //! add a decorator object
               void addDecorators(QObject* o, int decoTypes);
               //! helper method that creates a PythonQtClassWrapper object  (returns a new reference)
               PythonQtClassWrapper* createNewPythonQtClassWrapper(PythonQtClassInfo* info, PyObject* module);
               //! create a new instance of the given enum type with given value (returns a new reference)
               static PyObject*  createEnumValueInstance(PyObject* enumType, unsigned int enumValue);
               //! helper that creates a new int derived class that represents the enum of the given name  (returns a new reference)
               static PyObject* createNewPythonQtEnumWrapper(const char* enumName, PyObject* parentObject);
               //! helper method that creates a PythonQtInstanceWrapper object and registers it in the object map
               PythonQtInstanceWrapper* createNewPythonQtInstanceWrapper(QObject* obj, PythonQtClassInfo* info, void* wrappedPtr = NULL);
               //! get the class info for a meta object (if available)
               PythonQtClassInfo* getClassInfo(const QMetaObject* meta) { return _knownClassInfos.value(meta->className()); }
               //! get the class info for a meta object (if available)
               PythonQtClassInfo* getClassInfo(const QByteArray& className) { return _knownClassInfos.value(className); }
               //! creates the new module from the given pycode
               PythonQtObjectPtr createModule(const QString& name, PyObject* pycode);
               //! get the current class info (for the next PythonQtClassWrapper that is created) and reset it to NULL again
               PythonQtClassInfo* currentClassInfoForClassWrapperCreation();
               //! the dummy tuple (which is empty and may be used to detected that a wrapper is called from internal wrapper creation
               static PyObject* dummyTuple();
               //! called by virtual overloads when a python return value can not be converted to the required Qt type
               void handleVirtualOverloadReturnError(const char* signature, const PythonQtMethodInfo* methodInfo, PyObject* result);
               //! get access to the PythonQt module
               PythonQtObjectPtr pythonQtModule() const { return _pythonQtModule; }
               //! returns the profiling callback, which may be NULL
               PythonQt::ProfilingCB* profilingCB() const { return _profilingCB; }
             private:
               //! Setup the shared library suffixes by getting them from the "imp" module.
               void setupSharedLibrarySuffixes();
               //! create a new pythonqt class wrapper and place it in the pythonqt module
               void createPythonQtClassWrapper(PythonQtClassInfo* info, const char* package, PyObject* module = NULL);
               //! get/create new package module (the returned object is a borrowed reference)
               PyObject* packageByName(const char* name);
               //! get the wrapper for a given pointer (and remove a wrapper of an already destroyed qobject)
               PythonQtInstanceWrapper* findWrapperAndRemoveUnused(void* obj);
               //! stores pointer to PyObject mapping of wrapped QObjects AND C++ objects
               QHash<void* , PythonQtInstanceWrapper *> _wrappedObjects;
               //! stores the meta info of known Qt classes
               QHash<QByteArray, PythonQtClassInfo *>   _knownClassInfos;
               //! names of qobject derived classes that can be casted to qobject savely
               QHash<QByteArray, bool> _knownQObjectClassNames;
               //! stores signal receivers for QObjects
               QHash<QObject* , PythonQtSignalReceiver *> _signalReceivers;
               //! the PythonQt python module
               PythonQtObjectPtr _pythonQtModule;
               //! the name of the PythonQt python module
               QByteArray _pythonQtModuleName;
               //! the importer interface (if set)
               PythonQtImportFileInterface* _importInterface;
               //! the default importer
               PythonQtQFileImporter* _defaultImporter;
               PythonQtQObjectNoLongerWrappedCB* _noLongerWrappedCB;
               PythonQtQObjectWrappedCB* _wrappedCB;
               QStringList _importIgnorePaths;
               QStringList _sharedLibrarySuffixes;
               //! the cpp object wrapper factories
               QList<PythonQtCppWrapperFactory*> _cppWrapperFactories;
               QHash<QByteArray, PyObject*> _packages;
               PythonQtClassInfo* _currentClassInfoForClassWrapperCreation;
               PythonQt::ProfilingCB* _profilingCB;
               int _initFlags;
               int _PythonQtObjectPtr_metaId;
               friend class PythonQt;
             };
             #endif

src/PythonQtClassInfo.cpp +4 -4

             /*
             *
             *  Copyright (C) 2010 MeVis Medical Solutions AG All Rights Reserved.
             *
             *  This library is free software; you can redistribute it and/or
             *  modify it under the terms of the GNU Lesser General Public
             *  License as published by the Free Software Foundation; either
             *  version 2.1 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
             *  Lesser General Public License for more details.
             *
             *  Further, this software is distributed without any warranty that it is
             *  free of the rightful claim of any third person regarding infringement
             *  or the like.  Any license provided herein, whether implied or
             *  otherwise, applies only to this software file.  Patent licenses, if
             *  any, provided herein do not apply to combinations of this program with
             *  other software, or any other product whatsoever.
             *
             *  You should have received a copy of the GNU Lesser General Public
             *  License along with this library; if not, write to the Free Software
             *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
             *
             *  Contact information: MeVis Medical Solutions AG, Universitaetsallee 29,
             *  28359 Bremen, Germany or:
             *
             *  http://www.mevis.de
             *
             */
             //----------------------------------------------------------------------------------
             /*!
             // \file    PythonQt.cpp
             // \author  Florian Link
             // \author  Last changed by $Author: florian $
             // \date    2006-05
             */
             //----------------------------------------------------------------------------------
             #include "PythonQtClassInfo.h"
             #include "PythonQtMethodInfo.h"
             #include "PythonQt.h"
             #include <QMetaMethod>
             #include <QMetaObject>
             #include <QMetaEnum>
             QHash<QByteArray, int> PythonQtMethodInfo::_parameterTypeDict;
             PythonQtClassInfo::PythonQtClassInfo() {
               _meta = NULL;
               _constructors = NULL;
               _destructor = NULL;
               _decoratorProvider = NULL;
               _decoratorProviderCB = NULL;
               _pythonQtClassWrapper = NULL;
               _shellSetInstanceWrapperCB = NULL;
               _metaTypeId = -1;
               _typeSlots = 0;
               _isQObject = false;
               _enumsCreated = false;
             }
             PythonQtClassInfo::~PythonQtClassInfo()
             {
               clearCachedMembers();
               if (_constructors) {
                 _constructors->deleteOverloadsAndThis();
               }
               if (_destructor) {
                 _destructor->deleteOverloadsAndThis();
               }
               foreach(PythonQtSlotInfo* info, _decoratorSlots) {
                 info->deleteOverloadsAndThis();
               }
             }
             void PythonQtClassInfo::setupQObject(const QMetaObject* meta)
             {
               // _wrappedClassName is already set earlier in the class setup
               _isQObject = true;
               _meta = meta;
             }
             void PythonQtClassInfo::setupCPPObject(const QByteArray& classname)
             {
               _isQObject = false;
               _wrappedClassName = classname;
               _metaTypeId = QMetaType::type(classname);
             }
             void PythonQtClassInfo::clearCachedMembers()
             {
               QHashIterator<QByteArray, PythonQtMemberInfo> i(_cachedMembers);
               while (i.hasNext()) {
                 PythonQtMemberInfo member = i.next().value();
                 if (member._type== PythonQtMemberInfo::Slot) {
                   PythonQtSlotInfo* info = member._slot;
                   while (info) {
                     PythonQtSlotInfo* next = info->nextInfo();
                     delete info;
                     info = next;
                   }
                 }
               }
             }
             int PythonQtClassInfo::findCharOffset(const char* sigStart, char someChar)
             {
               const char* sigEnd = sigStart;
               char c;
               do {
                 c = *sigEnd++;
               } while (c!=someChar && c!=0);
               return sigEnd-sigStart-1;
             }
             bool PythonQtClassInfo::lookForPropertyAndCache(const char* memberName)
             {
               if (!_meta) return false;
               bool found = false;
               bool nameMapped = false;
               const char* attributeName = memberName;
               // look for properties
               int i = _meta->indexOfProperty(attributeName);
               if (i==-1) {
                 // try to map name to objectName
                 if (qstrcmp(attributeName, "name")==0) {
                   attributeName = "objectName";
                   nameMapped = true;
                   i = _meta->indexOfProperty(attributeName);
                 }
               }
               if (i!=-1) {
                 PythonQtMemberInfo newInfo(_meta->property(i));
                 _cachedMembers.insert(attributeName, newInfo);
                 if (nameMapped) {
                   _cachedMembers.insert(memberName, newInfo);
                 }
               #ifdef PYTHONQT_DEBUG
                 std::cout << "caching property " << memberName << " on " << _meta->className() << std::endl;
               #endif
                 found = true;
               }
               return found;
             }
             PythonQtSlotInfo* PythonQtClassInfo::recursiveFindDecoratorSlotsFromDecoratorProvider(const char* memberName, PythonQtSlotInfo* inputInfo, bool &found, QHash<QByteArray, PythonQtMemberInfo>& memberCache, int upcastingOffset)
             {
               inputInfo = findDecoratorSlotsFromDecoratorProvider(memberName, inputInfo, found, memberCache, upcastingOffset);
               foreach(const ParentClassInfo& info, _parentClasses) {
                 inputInfo = info._parent->recursiveFindDecoratorSlotsFromDecoratorProvider(memberName, inputInfo, found, memberCache, upcastingOffset+info._upcastingOffset);
               }
               return inputInfo;
             }
             PythonQtSlotInfo* PythonQtClassInfo::findDecoratorSlotsFromDecoratorProvider(const char* memberName, PythonQtSlotInfo* tail, bool &found, QHash<QByteArray, PythonQtMemberInfo>& memberCache, int upcastingOffset) {
               QObject* decoratorProvider = decorator();
-              int memberNameLen = strlen(memberName);
+              int memberNameLen = static_cast<int>(strlen(memberName));
               if (decoratorProvider) {
                 //qDebug()<< "looking " << decoratorProvider->metaObject()->className() << " " << memberName << " " << upcastingOffset;
                 const QMetaObject* meta = decoratorProvider->metaObject();
                 int numMethods = meta->methodCount();
                 int startFrom = QObject::staticMetaObject.methodCount();
                 for (int i = startFrom; i < numMethods; i++) {
                   QMetaMethod m = meta->method(i);
                   if ((m.methodType() == QMetaMethod::Method ||
                        m.methodType() == QMetaMethod::Slot) && m.access() == QMetaMethod::Public) {
                     const char* sigStart = m.signature();
                     bool isClassDeco = false;
                     if (qstrncmp(sigStart, "static_", 7)==0) {
                       // skip the static_classname_ part of the string
                       sigStart += 7 + 1 + strlen(className());
                       isClassDeco = true;
                     } else if (qstrncmp(sigStart, "new_", 4)==0) {
                       isClassDeco = true;
                     } else if (qstrncmp(sigStart, "delete_", 7)==0) {
                       isClassDeco = true;
                     }
                     // find the first '('
                     int offset = findCharOffset(sigStart, '(');
                     // XXX no checking is currently done if the slots have correct first argument or not...
                     // check if same length and same name
                     if (memberNameLen == offset && qstrncmp(memberName, sigStart, offset)==0) {
                       found = true;
                       PythonQtSlotInfo* info = new PythonQtSlotInfo(this, m, i, decoratorProvider, isClassDeco?PythonQtSlotInfo::ClassDecorator:PythonQtSlotInfo::InstanceDecorator);
                       info->setUpcastingOffset(upcastingOffset);
                       //qDebug()<< "adding " << decoratorProvider->metaObject()->className() << " " << memberName << " " << upcastingOffset;
                       if (tail) {
                         tail->setNextInfo(info);
                       } else {
                         PythonQtMemberInfo newInfo(info);
                         memberCache.insert(memberName, newInfo);
                       }
                       tail = info;
                     }
                   }
                 }
               }
               tail = findDecoratorSlots(memberName, memberNameLen, tail, found, memberCache, upcastingOffset);
               return tail;
             }
             bool PythonQtClassInfo::lookForMethodAndCache(const char* memberName)
             {
               bool found = false;
-              int memberNameLen = strlen(memberName);
+              int memberNameLen =  static_cast<int>(strlen(memberName));
               PythonQtSlotInfo* tail = NULL;
               if (_meta) {
                 int numMethods = _meta->methodCount();
                 for (int i = 0; i < numMethods; i++) {
                   QMetaMethod m = _meta->method(i);
                   if (((m.methodType() == QMetaMethod::Method ||
                        m.methodType() == QMetaMethod::Slot) && m.access() == QMetaMethod::Public)
                     || m.methodType()==QMetaMethod::Signal) {
                     const char* sigStart = m.signature();
                     // find the first '('
                     int offset = findCharOffset(sigStart, '(');
                     // check if same length and same name
                     if (memberNameLen == offset && qstrncmp(memberName, sigStart, offset)==0) {
                       found = true;
                       PythonQtSlotInfo* info = new PythonQtSlotInfo(this, m, i);
                       if (tail) {
                         tail->setNextInfo(info);
                       } else {
                         PythonQtMemberInfo newInfo(info);
                         _cachedMembers.insert(memberName, newInfo);
                       }
                       tail = info;
                     }
                   }
                 }
               }
               // look for dynamic decorators in this class and in derived classes
               tail = recursiveFindDecoratorSlotsFromDecoratorProvider(memberName, tail, found, _cachedMembers, 0);
               return found;
             }
             bool PythonQtClassInfo::lookForEnumAndCache(const QMetaObject* meta, const char* memberName)
             {
               bool found = false;
               // look for enum values
               int enumCount = meta->enumeratorCount();
               for (int i=0;i<enumCount; i++) {
                 QMetaEnum e = meta->enumerator(i);
                 // we do not want flags, they will cause our values to appear two times
                 if (e.isFlag()) continue;
                 for (int j=0; j < e.keyCount(); j++) {
                   if (qstrcmp(e.key(j), memberName)==0) {
                     PyObject* enumType = findEnumWrapper(e.name());
                     if (enumType) {
                       PythonQtObjectPtr enumValuePtr;
                       enumValuePtr.setNewRef(PythonQtPrivate::createEnumValueInstance(enumType, e.value(j)));
                       PythonQtMemberInfo newInfo(enumValuePtr);
                       _cachedMembers.insert(memberName, newInfo);
               #ifdef PYTHONQT_DEBUG
                       std::cout << "caching enum " << memberName << " on " << meta->className() << std::endl;
               #endif
                       found = true;
                       break;
                     } else {
                       std::cout << "enum " << e.name() << " not found on " << className() << std::endl;
                     }
                   }
                 }
               }
               return found;
             }
             PythonQtMemberInfo PythonQtClassInfo::member(const char* memberName)
             {
               PythonQtMemberInfo info = _cachedMembers.value(memberName);
               if (info._type != PythonQtMemberInfo::Invalid) {
                 return info;
               } else {
                 bool found = false;
                 found = lookForPropertyAndCache(memberName);
                 if (!found) {
                   found = lookForMethodAndCache(memberName);
                 }
                 if (!found) {
                   if (_meta) {
                     // check enums in our meta object directly
                     found = lookForEnumAndCache(_meta, memberName);
                   }
                   if (!found) {
                     // check enums in the class hierachy of CPP classes
                     // look for dynamic decorators in this class and in derived classes
                     QList<QObject*> decoObjects;
                     recursiveCollectDecoratorObjects(decoObjects);
                     foreach(QObject* deco, decoObjects) {
                       // call on ourself for caching, but with different metaObject():
                       found = lookForEnumAndCache(deco->metaObject(), memberName);
                       if (found) {
                         break;
                       }
                     }
                   }
                 }
                 if (!found) {
                   // maybe it is an enum wrapper?
                   PyObject* p = findEnumWrapper(memberName);
                   if (p) {
                     info._type = PythonQtMemberInfo::EnumWrapper;
                     info._enumWrapper = p;
                     _cachedMembers.insert(memberName, info);
                     found = true;
                   }
                 }
                 if (!found) {
                   // since python keywords can not be looked up, we check if the name contains a single trailing _
                   // and remove that and look again, so that we e.g. find exec on an exec_ lookup
                   QByteArray mbrName(memberName);
                   if ((mbrName.length()>2) &&
                       (mbrName.at(mbrName.length()-1) == '_') &&
                       (mbrName.at(mbrName.length()-2) != '_')) {
                     mbrName = mbrName.mid(0,mbrName.length()-1);
                     found = lookForMethodAndCache(mbrName.constData());
                     if (found) {
                       return _cachedMembers.value(mbrName);
                     }
                   }
                 }
                 if (!found) {
                   // we store a NotFound member, so that we get a quick result for non existing members (e.g. operator_equal lookup)
                   info._type = PythonQtMemberInfo::NotFound;
                   _cachedMembers.insert(memberName, info);
                 }
               }
               return _cachedMembers.value(memberName);
             }
             void PythonQtClassInfo::recursiveCollectDecoratorObjects(QList<QObject*>& decoratorObjects) {
               QObject* deco = decorator();
               if (deco) {
                 decoratorObjects.append(deco);
               }
               foreach(const ParentClassInfo& info, _parentClasses) {
                 info._parent->recursiveCollectDecoratorObjects(decoratorObjects);
               }
             }
             void PythonQtClassInfo::recursiveCollectClassInfos(QList<PythonQtClassInfo*>& classInfoObjects) {
               classInfoObjects.append(this);
               foreach(const ParentClassInfo& info, _parentClasses) {
                 info._parent->recursiveCollectClassInfos(classInfoObjects);
               }
             }
             PythonQtSlotInfo* PythonQtClassInfo::findDecoratorSlots(const char* memberName, int memberNameLen, PythonQtSlotInfo* tail, bool &found, QHash<QByteArray, PythonQtMemberInfo>& memberCache, int upcastingOffset)
             {
               QListIterator<PythonQtSlotInfo*> it(_decoratorSlots);
               while (it.hasNext()) {
                 PythonQtSlotInfo* infoOrig = it.next();
                 const char* sigStart = infoOrig->metaMethod()->signature();
                 if (qstrncmp("static_", sigStart, 7)==0) {
                   sigStart += 7;
                   sigStart += findCharOffset(sigStart, '_')+1;
                 }
                 int offset = findCharOffset(sigStart, '(');
                 if (memberNameLen == offset && qstrncmp(memberName, sigStart, offset)==0) {
                   //make a copy, otherwise we will have trouble on overloads!
                   PythonQtSlotInfo* info = new PythonQtSlotInfo(*infoOrig);
                   info->setUpcastingOffset(upcastingOffset);
                   found = true;
                   if (tail) {
                     tail->setNextInfo(info);
                   } else {
                     PythonQtMemberInfo newInfo(info);
                     memberCache.insert(memberName, newInfo);
                   }
                   tail = info;
                 }
               }
               return tail;
             }
             void PythonQtClassInfo::listDecoratorSlotsFromDecoratorProvider(QStringList& list, bool metaOnly) {
               QObject* decoratorProvider = decorator();
               if (decoratorProvider) {
                 const QMetaObject* meta = decoratorProvider->metaObject();
                 int numMethods = meta->methodCount();
                 int startFrom = QObject::staticMetaObject.methodCount();
                 for (int i = startFrom; i < numMethods; i++) {
                   QMetaMethod m = meta->method(i);
                   if ((m.methodType() == QMetaMethod::Method ||
                        m.methodType() == QMetaMethod::Slot) && m.access() == QMetaMethod::Public) {
                     const char* sigStart = m.signature();
                     bool isClassDeco = false;
                     if (qstrncmp(sigStart, "static_", 7)==0) {
                       // skip the static_classname_ part of the string
                       sigStart += 7 + 1 + strlen(className());
                       isClassDeco = true;
                     } else if (qstrncmp(sigStart, "new_", 4)==0) {
                       continue;
                     } else if (qstrncmp(sigStart, "delete_", 7)==0) {
                       continue;
                     } else if (qstrncmp(sigStart, "py_", 3)==0) {
                       // hide everything that starts with py_
                       continue;
                     }
                     // find the first '('
                     int offset = findCharOffset(sigStart, '(');
                     // XXX no checking is currently done if the slots have correct first argument or not...
                     if (!metaOnly || isClassDeco) {
                       list << QString::fromLatin1(sigStart, offset);
                     }
                   }
                 }
               }
               // look for global decorator slots
               QListIterator<PythonQtSlotInfo*> it(_decoratorSlots);
               while (it.hasNext()) {
                 PythonQtSlotInfo* slot = it.next();
                 if (metaOnly) {
                   if (slot->isClassDecorator()) {
                     QByteArray first = slot->slotName();
                     if (first.startsWith("static_")) {
                       int idx = first.indexOf('_');
                       idx = first.indexOf('_', idx+1);
                       first = first.mid(idx+1);
                     }
                     list << first;
                   }
                 } else {
                   list << slot->slotName();
                 }
               }
             }
             QStringList PythonQtClassInfo::propertyList()
             {
               QStringList l;
               if (_isQObject && _meta) {
                 int i;
                 int numProperties = _meta->propertyCount();
                 for (i = 0; i < numProperties; i++) {
                   QMetaProperty p = _meta->property(i);
                   l << QString(p.name());
                 }
               }
               return l;
             }
             QStringList PythonQtClassInfo::memberList(bool metaOnly)
             {
               decorator();
               QStringList l;
               QString h;
               if (_isQObject && _meta && !metaOnly) {
                 l = propertyList();
               }
               // normal slots of QObject (or wrapper QObject)
               if (!metaOnly && _meta) {
                 int numMethods = _meta->methodCount();
                 bool skipQObj = !_isQObject;
                 for (int i = skipQObj?QObject::staticMetaObject.methodCount():0; i < numMethods; i++) {
                   QMetaMethod m = _meta->method(i);
                   if (((m.methodType() == QMetaMethod::Method ||
                     m.methodType() == QMetaMethod::Slot) && m.access() == QMetaMethod::Public)
                       || m.methodType()==QMetaMethod::Signal) {
                     QByteArray signa(m.signature());
                     signa = signa.left(signa.indexOf('('));
                     l << signa;
                   }
                 }
               }
               {
                 // look for dynamic decorators in this class and in derived classes
                 QList<PythonQtClassInfo*> infos;
                 recursiveCollectClassInfos(infos);
                 foreach(PythonQtClassInfo* info, infos) {
                   info->listDecoratorSlotsFromDecoratorProvider(l, metaOnly);
                 }
               }
               // List enumerator keys...
               QList<const QMetaObject*> enumMetaObjects;
               if (_meta) {
                 enumMetaObjects << _meta;
               }
               // check enums in the class hierachy of CPP classes
               QList<QObject*> decoObjects;
               recursiveCollectDecoratorObjects(decoObjects);
               foreach(QObject* deco, decoObjects) {
                 enumMetaObjects << deco->metaObject();
               }
               foreach(const QMetaObject* meta, enumMetaObjects) {
                 for (int i = 0; i<meta->enumeratorCount(); i++) {
                   QMetaEnum e = meta->enumerator(i);
                   l << e.name();
                   // we do not want flags, they will cause our values to appear two times
                   if (e.isFlag()) continue;
                   for (int j=0; j < e.keyCount(); j++) {
                     l << QString(e.key(j));
                   }
                 }
               }
               return QSet<QString>::fromList(l).toList();
             }
             const char* PythonQtClassInfo::className()
             {
               return _wrappedClassName.constData();
             }
             void* PythonQtClassInfo::castTo(void* ptr, const char* classname)
             {
               if (ptr==NULL) {
                 return NULL;
               }
               if (_wrappedClassName == classname) {
                 return ptr;
               }
               foreach(const ParentClassInfo& info, _parentClasses) {
                 void* result = info._parent->castTo((char*)ptr + info._upcastingOffset, classname);
                 if (result) {
                   return result;
                 }
               }
               return NULL;
             }
             bool PythonQtClassInfo::inherits(const char* name)
             {
               if (_wrappedClassName == name) {
                 return true;
               }
               foreach(const ParentClassInfo& info, _parentClasses) {
                 if (info._parent->inherits(name)) {
                   return true;
                 }
               }
               return false;
             }
             bool PythonQtClassInfo::inherits(PythonQtClassInfo* classInfo)
             {
               if (classInfo == this) {
                 return true;
               }
               foreach(const ParentClassInfo& info, _parentClasses) {
                 if (info._parent->inherits(classInfo)) {
                   return true;
                 }
               }
               return false;
             }
             QString PythonQtClassInfo::help()
             {
               decorator();
               QString h;
               h += QString("--- ") + QString(className()) + QString(" ---\n");
               if (_isQObject) {
                 h += "Properties:\n";
                 int i;
                 int numProperties = _meta->propertyCount();
                 for (i = 0; i < numProperties; i++) {
                   QMetaProperty p = _meta->property(i);
                   h += QString(p.name()) + " (" + QString(p.typeName()) + " )\n";
                 }
               }
               if (constructors()) {
                 h += "Constructors:\n";
                 PythonQtSlotInfo* constr = constructors();
                 while (constr) {
                   h += constr->fullSignature() + "\n";
                   constr = constr->nextInfo();
                 }
               }
               h += "Slots:\n";
               h += "QString help()\n";
               h += "QString className()\n";
               if (_meta) {
                 int numMethods = _meta->methodCount();
                 for (int i = 0; i < numMethods; i++) {
                   QMetaMethod m = _meta->method(i);
                   if ((m.methodType() == QMetaMethod::Method ||
                     m.methodType() == QMetaMethod::Slot) && m.access() == QMetaMethod::Public) {
                     PythonQtSlotInfo slot(this, m, i);
                     h += slot.fullSignature()+ "\n";
                   }
                 }
               }
               // TODO xxx : decorators and enums from decorator() are missing...
               // maybe we can reuse memberlist()?
               if (_meta && _meta->enumeratorCount()) {
                 h += "Enums:\n";
                 for (int i = 0; i<_meta->enumeratorCount(); i++) {
                   QMetaEnum e = _meta->enumerator(i);
                   h += QString(e.name()) + " {";
                   for (int j=0; j < e.keyCount(); j++) {
                     if (j) { h+= ", "; }
                     h += e.key(j);
                   }
                   h += " }\n";
                 }
               }
               if (_isQObject && _meta) {
                 int numMethods = _meta->methodCount();
                 if (numMethods>0) {
                   h += "Signals:\n";
                   for (int i = 0; i < numMethods; i++) {
                     QMetaMethod m = _meta->method(i);
                     if (m.methodType() == QMetaMethod::Signal) {
                       h += QString(m.signature()) + "\n";
                     }
                   }
                 }
               }
               return h;
             }
             PythonQtSlotInfo* PythonQtClassInfo::constructors()
             {
               if (!_constructors) {
                 // force creation of lazy decorator, which will register the decorators
                 decorator();
               }
               return _constructors;
             }
             PythonQtSlotInfo* PythonQtClassInfo::destructor()
             {
               if (!_destructor) {
                 // force creation of lazy decorator, which will register the decorators
                 decorator();
               }
               return _destructor;
             }
             void PythonQtClassInfo::addConstructor(PythonQtSlotInfo* info)
             {
               PythonQtSlotInfo* prev = constructors();
               if (prev) {
                 info->setNextInfo(prev->nextInfo());
                 prev->setNextInfo(info);
               } else {
                 _constructors = info;
               }
             }
             void PythonQtClassInfo::addDecoratorSlot(PythonQtSlotInfo* info)
             {
               _decoratorSlots.append(info);
             }
             void PythonQtClassInfo::setDestructor(PythonQtSlotInfo* info)
             {
               if (_destructor) {
                 _destructor->deleteOverloadsAndThis();
               }
               _destructor = info;
             }
             void PythonQtClassInfo::setMetaObject(const QMetaObject* meta)
             {
               _meta = meta;
               clearCachedMembers();
             }
             QObject* PythonQtClassInfo::decorator()
             {
               if (!_decoratorProvider && _decoratorProviderCB) {
                 _decoratorProvider = (*_decoratorProviderCB)();
                 if (_decoratorProvider) {
                   _decoratorProvider->setParent(PythonQt::priv());
                   // setup enums early, since they might be needed by the constructor decorators:
                   if (!_enumsCreated) {
                     createEnumWrappers();
                   }
                   PythonQt::priv()->addDecorators(_decoratorProvider, PythonQtPrivate::ConstructorDecorator | PythonQtPrivate::DestructorDecorator);
                 }
               }
               // check if enums need to be created and create them if they are not yet created
               if (!_enumsCreated) {
                 createEnumWrappers();
               }
               return _decoratorProvider;
             }
             bool PythonQtClassInfo::hasOwnerMethodButNoOwner(void* object)
             {
               PythonQtMemberInfo info = member("py_hasOwner");
               if (info._type == PythonQtMemberInfo::Slot) {
                 void* obj = object;
                 bool result = false;
                 void* args[2];
                 args[0] = &result;
                 args[1] = &obj;
                 info._slot->decorator()->qt_metacall(QMetaObject::InvokeMetaMethod, info._slot->slotIndex(), args);
                 return !result;
               } else {
                 return false;
               }
             }
-            void* PythonQtClassInfo::recursiveCastDownIfPossible(void* ptr, char** resultClassName)
+            void* PythonQtClassInfo::recursiveCastDownIfPossible(void* ptr, const char** resultClassName)
             {
               if (!_polymorphicHandlers.isEmpty()) {
                 foreach(PythonQtPolymorphicHandlerCB* cb, _polymorphicHandlers) {
                   void* resultPtr = (*cb)(ptr, resultClassName);
                   if (resultPtr) {
                     return resultPtr;
                   }
                 }
               }
               foreach(const ParentClassInfo& info, _parentClasses) {
                 if (!info._parent->isQObject()) {
                   void* resultPtr = info._parent->recursiveCastDownIfPossible((char*)ptr + info._upcastingOffset, resultClassName);
                   if (resultPtr) {
                     return resultPtr;
                   }
                 }
               }
               return NULL;
             }
             void* PythonQtClassInfo::castDownIfPossible(void* ptr, PythonQtClassInfo** resultClassInfo)
             {
-              char* className;
+              const char* className;
               // this would do downcasting recursively...
               // void* resultPtr = recursiveCastDownIfPossible(ptr, &className);
               // we only do downcasting on the base object, not on the whole inheritance tree...
               void* resultPtr = NULL;
               if (!_polymorphicHandlers.isEmpty()) {
                 foreach(PythonQtPolymorphicHandlerCB* cb, _polymorphicHandlers) {
                   resultPtr = (*cb)(ptr, &className);
                   if (resultPtr) {
                     break;
                   }
                 }
               }
               if (resultPtr) {
                 *resultClassInfo = PythonQt::priv()->getClassInfo(className);
               } else {
                 *resultClassInfo = this;
                 resultPtr = ptr;
               }
               return resultPtr;
             }
             PyObject* PythonQtClassInfo::findEnumWrapper(const QByteArray& name, PythonQtClassInfo* localScope, bool* isLocalEnum)
             {
               if (isLocalEnum) {
                 *isLocalEnum = true;
               }
               int scopePos = name.lastIndexOf("::");
               if (scopePos != -1) {
                 if (isLocalEnum) {
                   *isLocalEnum = false;
                 }
                 // split into scope and enum name
                 QByteArray enumScope = name.mid(0,scopePos);
                 QByteArray enumName = name.mid(scopePos+2);
                 PythonQtClassInfo* info = PythonQt::priv()->getClassInfo(enumScope);
                 if (info) {
                   return info->findEnumWrapper(enumName);
                 } else{
                   return NULL;
                 }
               }
               if (localScope) {
                 return localScope->findEnumWrapper(name);
               } else {
                 return NULL;
               }
             }
             void PythonQtClassInfo::createEnumWrappers(const QMetaObject* meta)
             {
               for (int i = meta->enumeratorOffset();i<meta->enumeratorCount();i++) {
                 QMetaEnum e = meta->enumerator(i);
                 PythonQtObjectPtr p;
                 p.setNewRef(PythonQtPrivate::createNewPythonQtEnumWrapper(e.name(), _pythonQtClassWrapper));
                 _enumWrappers.append(p);
               }
             }
             void PythonQtClassInfo::createEnumWrappers()
             {
               if (!_enumsCreated) {
                 _enumsCreated = true;
                 if (_meta) {
                   createEnumWrappers(_meta);
                 }
                 if (decorator()) {
                   createEnumWrappers(decorator()->metaObject());
                 }
                 foreach(const ParentClassInfo& info, _parentClasses) {
                   info._parent->createEnumWrappers();
                 }
               }
             }
             PyObject* PythonQtClassInfo::findEnumWrapper(const char* name) {
               // force enum creation
               if (!_enumsCreated) {
                 createEnumWrappers();
               }
               foreach(const PythonQtObjectPtr& p, _enumWrappers) {
                 const char* className = ((PyTypeObject*)p.object())->tp_name;
                 if (qstrcmp(className, name)==0) {
                   return p.object();
                 }
               }
               foreach(const ParentClassInfo& info, _parentClasses) {
                 PyObject* p = info._parent->findEnumWrapper(name);
                 if (p) return p;
               }
               return NULL;
             }
             void PythonQtClassInfo::setDecoratorProvider( PythonQtQObjectCreatorFunctionCB* cb )
             {
               _decoratorProviderCB = cb;
               _decoratorProvider = NULL;
               _enumsCreated = false;
             }
             void PythonQtClassInfo::clearNotFoundCachedMembers()
             {
               // remove all not found entries, since a new decorator means new slots,
               // which might have been cached as "NotFound" already.
               QMutableHashIterator<QByteArray, PythonQtMemberInfo> it(_cachedMembers);
               while (it.hasNext()) {
                 it.next();
                 if (it.value()._type == PythonQtMemberInfo::NotFound) {
                   it.remove();
                 }
               }
             }

src/PythonQtClassInfo.h +1 -1

             #ifndef _PYTHONQTCLASSINFO_H
             #define _PYTHONQTCLASSINFO_H
             /*
              *
              *  Copyright (C) 2010 MeVis Medical Solutions AG All Rights Reserved.
              *
              *  This library is free software; you can redistribute it and/or
              *  modify it under the terms of the GNU Lesser General Public
              *  License as published by the Free Software Foundation; either
              *  version 2.1 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
              *  Lesser General Public License for more details.
              *
              *  Further, this software is distributed without any warranty that it is
              *  free of the rightful claim of any third person regarding infringement
              *  or the like.  Any license provided herein, whether implied or
              *  otherwise, applies only to this software file.  Patent licenses, if
              *  any, provided herein do not apply to combinations of this program with
              *  other software, or any other product whatsoever.
              *
              *  You should have received a copy of the GNU Lesser General Public
              *  License along with this library; if not, write to the Free Software
              *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
              *
              *  Contact information: MeVis Medical Solutions AG, Universitaetsallee 29,
              *  28359 Bremen, Germany or:
              *
              *  http://www.mevis.de
              *
              */
             #include <QMetaObject>
             #include <QMetaMethod>
             #include <QHash>
             #include <QByteArray>
             #include <QList>
             #include "PythonQt.h"
             class PythonQtSlotInfo;
             struct PythonQtMemberInfo {
               enum Type {
                 Invalid, Slot, EnumValue, EnumWrapper, Property, NotFound
               };
               PythonQtMemberInfo():_type(Invalid),_slot(NULL),_enumWrapper(NULL),_enumValue(0) { }
               PythonQtMemberInfo(PythonQtSlotInfo* info) {
                 _type = Slot;
                 _slot = info;
                 _enumValue = NULL;
               }
               PythonQtMemberInfo(const PythonQtObjectPtr& enumValue) {
                 _type = EnumValue;
                 _slot = NULL;
                 _enumValue = enumValue;
                 _enumWrapper = NULL;
               }
               PythonQtMemberInfo(const QMetaProperty& prop) {
                 _type = Property;
                 _slot = NULL;
                 _enumValue = NULL;
                 _property = prop;
                 _enumWrapper = NULL;
               }
               Type              _type;
               // TODO: this could be a union...
               PythonQtSlotInfo* _slot;
               PyObject*         _enumWrapper;
               PythonQtObjectPtr _enumValue;
               QMetaProperty     _property;
             };
             //! a class that stores all required information about a Qt object (and an optional associated C++ class name)
             /*! for fast lookup of slots when calling the object from Python
             */
             class PYTHONQT_EXPORT PythonQtClassInfo {
             public:
               PythonQtClassInfo();
               ~PythonQtClassInfo();
               //! store information about parent classes
               struct ParentClassInfo {
                 ParentClassInfo(PythonQtClassInfo* parent, int upcastingOffset=0):_parent(parent),_upcastingOffset(upcastingOffset)
                 {};
                 PythonQtClassInfo* _parent;
                 int                _upcastingOffset;
               };
               //! setup as a QObject, taking the meta object as meta information about the QObject
               void setupQObject(const QMetaObject* meta);
               //! setup as a CPP (non-QObject), taking the classname
               void setupCPPObject(const QByteArray& classname);
               //! set the type capabilities
               void setTypeSlots(int typeSlots) { _typeSlots = typeSlots; }
               //! get the type capabilities
               int typeSlots() const { return _typeSlots; }
               //! get the Python method definition for a given slot name (without return type and signature)
               PythonQtMemberInfo member(const char* member);
               //! get access to the constructor slot (which may be overloaded if there are multiple constructors)
               PythonQtSlotInfo* constructors();
               //! get access to the destructor slot
               PythonQtSlotInfo* destructor();
               //! add a constructor, ownership is passed to classinfo
               void addConstructor(PythonQtSlotInfo* info);
               //! set a destructor, ownership is passed to classinfo
               void setDestructor(PythonQtSlotInfo* info);
               //! add a decorator slot, ownership is passed to classinfo
               void addDecoratorSlot(PythonQtSlotInfo* info);
               //! get the classname (either of the QObject or of the wrapped CPP object)
               const char* className();
               //! returns if the QObject
               bool isQObject() { return _isQObject; }
               //! returns if the class is a CPP wrapper
               bool isCPPWrapper() { return !_isQObject; }
               //! get the meta object
               const QMetaObject* metaObject() { return _meta; }
               //! set the meta object, this will reset the caching
               void setMetaObject(const QMetaObject* meta);
               //! returns if this class inherits from the given classname
               bool inherits(const char* classname);
               //! returns if this class inherits from the given classinfo
               bool inherits(PythonQtClassInfo* info);
               //! casts the given \c ptr to an object of type \c classname, returns the new pointer
               //! which might be different to \c ptr due to C++ multiple inheritance
               //! (if the cast is not possible or if ptr is NULL, NULL is returned)
               void* castTo(void* ptr, const char* classname);
               //! get help string for the metaobject
               QString help();
               //! get list of all properties (on QObjects only, otherwise the list is empty)
               QStringList propertyList();
               //! get list of all members
               QStringList memberList(bool metaOnly = false);
               //! get the meta type id of this class (only valid for isCPPWrapper() == true)
               int metaTypeId() { return _metaTypeId; }
               //! set an additional decorator provider that offers additional decorator slots for this class
               void setDecoratorProvider(PythonQtQObjectCreatorFunctionCB* cb);
               //! get the decorator qobject instance
               QObject* decorator();
               //! add the parent class info of a CPP object
               void addParentClass(const ParentClassInfo& info) { _parentClasses.append(info); }
               //! check if the special method "py_hasOwner" is implemented and if it returns false, which means that the object may be destroyed
               bool hasOwnerMethodButNoOwner(void* object);
               //! set the associated PythonQtClassWrapper (which handles instance creation of this type)
               void setPythonQtClassWrapper(PyObject* obj) { _pythonQtClassWrapper = obj; }
               //! get the associated PythonQtClassWrapper (which handles instance creation of this type)
               PyObject* pythonQtClassWrapper() { return _pythonQtClassWrapper; }
               //! set the shell set instance wrapper cb
               void setShellSetInstanceWrapperCB(PythonQtShellSetInstanceWrapperCB* cb) {
                 _shellSetInstanceWrapperCB = cb;
               }
               //! get the shell set instance wrapper cb
               PythonQtShellSetInstanceWrapperCB* shellSetInstanceWrapperCB() {
                 return _shellSetInstanceWrapperCB;
               }
               //! add a handler for polymorphic downcasting
               void addPolymorphicHandler(PythonQtPolymorphicHandlerCB* cb) { _polymorphicHandlers.append(cb); }
               //! cast the pointer down in the class hierarchy if a polymorphic handler allows to do that
               void* castDownIfPossible(void* ptr, PythonQtClassInfo** resultClassInfo);
               //! returns if the localScope has an enum of that type name or if the enum contains a :: scope, if that class contails the enum
               static PyObject* findEnumWrapper(const QByteArray& name, PythonQtClassInfo* localScope, bool* isLocalEnum = NULL);
               //! clear all members that where cached as "NotFound"
               void clearNotFoundCachedMembers();
             private:
               void createEnumWrappers();
               void createEnumWrappers(const QMetaObject* meta);
               PyObject* findEnumWrapper(const char* name);
               //! clear all cached members
               void clearCachedMembers();
-              void* recursiveCastDownIfPossible(void* ptr, char** resultClassName);
+              void* recursiveCastDownIfPossible(void* ptr, const char** resultClassName);
               PythonQtSlotInfo* findDecoratorSlotsFromDecoratorProvider(const char* memberName, PythonQtSlotInfo* inputInfo, bool &found, QHash<QByteArray, PythonQtMemberInfo>& memberCache, int upcastingOffset);
               void listDecoratorSlotsFromDecoratorProvider(QStringList& list, bool metaOnly);
               PythonQtSlotInfo* recursiveFindDecoratorSlotsFromDecoratorProvider(const char* memberName, PythonQtSlotInfo* inputInfo, bool &found, QHash<QByteArray, PythonQtMemberInfo>& memberCache, int upcastingOffset);
               void recursiveCollectClassInfos(QList<PythonQtClassInfo*>& classInfoObjects);
               void recursiveCollectDecoratorObjects(QList<QObject*>& decoratorObjects);
               bool lookForPropertyAndCache(const char* memberName);
               bool lookForMethodAndCache(const char* memberName);
               bool lookForEnumAndCache(const QMetaObject* m, const char* memberName);
               PythonQtSlotInfo* findDecoratorSlots(const char* memberName, int memberNameLen, PythonQtSlotInfo* tail, bool &found, QHash<QByteArray, PythonQtMemberInfo>& memberCache, int upcastingOffset);
               int findCharOffset(const char* sigStart, char someChar);
               QHash<QByteArray, PythonQtMemberInfo> _cachedMembers;
               PythonQtSlotInfo*                    _constructors;
               PythonQtSlotInfo*                    _destructor;
               QList<PythonQtSlotInfo*>             _decoratorSlots;
               QList<PythonQtObjectPtr>             _enumWrappers;
               const QMetaObject*                   _meta;
               QByteArray                           _wrappedClassName;
               QList<ParentClassInfo>               _parentClasses;
               QList<PythonQtPolymorphicHandlerCB*> _polymorphicHandlers;
               QObject*                             _decoratorProvider;
               PythonQtQObjectCreatorFunctionCB*    _decoratorProviderCB;
               PyObject*                            _pythonQtClassWrapper;
               PythonQtShellSetInstanceWrapperCB*   _shellSetInstanceWrapperCB;
               int                                  _metaTypeId;
               int                                  _typeSlots;
               bool                                 _isQObject;
               bool                                 _enumsCreated;
             };
             //---------------------------------------------------------------
             #endif

src/PythonQtCppWrapperFactory.h +1 0

             #ifndef _PYTHONQTCPPWRAPPERFACTORY_H
             #define _PYTHONQTCPPWRAPPERFACTORY_H
             /*
              *
              *  Copyright (C) 2010 MeVis Medical Solutions AG All Rights Reserved.
              *
              *  This library is free software; you can redistribute it and/or
              *  modify it under the terms of the GNU Lesser General Public
              *  License as published by the Free Software Foundation; either
              *  version 2.1 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
              *  Lesser General Public License for more details.
              *
              *  Further, this software is distributed without any warranty that it is
              *  free of the rightful claim of any third person regarding infringement
              *  or the like.  Any license provided herein, whether implied or
              *  otherwise, applies only to this software file.  Patent licenses, if
              *  any, provided herein do not apply to combinations of this program with
              *  other software, or any other product whatsoever.
              *
              *  You should have received a copy of the GNU Lesser General Public
              *  License along with this library; if not, write to the Free Software
              *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
              *
              *  Contact information: MeVis Medical Solutions AG, Universitaetsallee 29,
              *  28359 Bremen, Germany or:
              *
              *  http://www.mevis.de
              *
              */
             //----------------------------------------------------------------------------------
             /*!
             // \file    PythonQtCppWrapperFactory.h
             // \author  Florian Link
             // \author  Last changed by $Author: florian $
             // \date    2006-06
             */
             //----------------------------------------------------------------------------------
             //! Factory interface for C++ classes that can be wrapped by QObject objects
             /*! To create your own factory, derive PythonQtCppWrapperFactory and implement
             the create() method.
             A factory can be added to PythonQt by PythonQt::addCppWrapperFactory().
             */
             class PYTHONQT_EXPORT PythonQtCppWrapperFactory
             {
             public:
               PythonQtCppWrapperFactory() {};
               virtual ~PythonQtCppWrapperFactory() {};
               //! create a wrapper for the given object
               virtual QObject* create(const QByteArray& name, void *ptr) = 0;
             };
             #endif

src/PythonQtImportFileInterface.h +1 0

             #ifndef _PYTHONQTIMPORTFILEINTERFACE_H
             #define _PYTHONQTIMPORTFILEINTERFACE_H
             /*
              *
              *  Copyright (C) 2010 MeVis Medical Solutions AG All Rights Reserved.
              *
              *  This library is free software; you can redistribute it and/or
              *  modify it under the terms of the GNU Lesser General Public
              *  License as published by the Free Software Foundation; either
              *  version 2.1 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
              *  Lesser General Public License for more details.
              *
              *  Further, this software is distributed without any warranty that it is
              *  free of the rightful claim of any third person regarding infringement
              *  or the like.  Any license provided herein, whether implied or
              *  otherwise, applies only to this software file.  Patent licenses, if
              *  any, provided herein do not apply to combinations of this program with
              *  other software, or any other product whatsoever.
              *
              *  You should have received a copy of the GNU Lesser General Public
              *  License along with this library; if not, write to the Free Software
              *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
              *
              *  Contact information: MeVis Medical Solutions AG, Universitaetsallee 29,
              *  28359 Bremen, Germany or:
              *
              *  http://www.mevis.de
              *
              */
             //----------------------------------------------------------------------------------
             /*!
             // \file    PythonQtImportFileInterface.h
             // \author  Florian Link
             // \author  Last changed by $Author: florian $
             // \date    2006-05
             */
             //----------------------------------------------------------------------------------
             #include <QDateTime>
             #include <QString>
             #include <QByteArray>
             //! Defines an abstract interface to file access for the Python import statement.
             //! see PythonQt::setImporter()
             class PythonQtImportFileInterface {
             public:
               // get rid of warnings
               virtual ~PythonQtImportFileInterface() {}
               //! read the given file as byte array, without doing any linefeed translations
               virtual QByteArray readFileAsBytes(const QString& filename) = 0;
               //! read a source file, expects a readable Python text file with translated line feeds.
               //! If the file can not be load OR it can not be verified, ok is set to false
               virtual QByteArray readSourceFile(const QString& filename, bool& ok) = 0;
               //! returns if the file exists
               virtual bool exists(const QString& filename) = 0;
               //! get the last modified data of a file
               virtual QDateTime lastModifiedDate(const QString& filename) = 0;
               //! indicates that *.py files which are newer than their corresponding *.pyc files
               //! are ignored
               virtual bool ignoreUpdatedPythonSourceFiles() { return false; }
             };
             #endif

src/PythonQtMethodInfo.cpp +3 -3

             /*
              *
              *  Copyright (C) 2010 MeVis Medical Solutions AG All Rights Reserved.
              *
              *  This library is free software; you can redistribute it and/or
              *  modify it under the terms of the GNU Lesser General Public
              *  License as published by the Free Software Foundation; either
              *  version 2.1 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
              *  Lesser General Public License for more details.
              *
              *  Further, this software is distributed without any warranty that it is
              *  free of the rightful claim of any third person regarding infringement
              *  or the like.  Any license provided herein, whether implied or
              *  otherwise, applies only to this software file.  Patent licenses, if
              *  any, provided herein do not apply to combinations of this program with
              *  other software, or any other product whatsoever.
              *
              *  You should have received a copy of the GNU Lesser General Public
              *  License along with this library; if not, write to the Free Software
              *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
              *
              *  Contact information: MeVis Medical Solutions AG, Universitaetsallee 29,
              *  28359 Bremen, Germany or:
              *
              *  http://www.mevis.de
              *
              */
             //----------------------------------------------------------------------------------
             /*!
             // \file    PythonQtMethodInfo.cpp
             // \author  Florian Link
             // \author  Last changed by $Author: florian $
             // \date    2006-05
             */
             //----------------------------------------------------------------------------------
             #include "PythonQtMethodInfo.h"
             #include "PythonQtClassInfo.h"
             #include <iostream>
             QHash<QByteArray, PythonQtMethodInfo*> PythonQtMethodInfo::_cachedSignatures;
             QHash<QByteArray, QByteArray> PythonQtMethodInfo::_parameterNameAliases;
             PythonQtMethodInfo::PythonQtMethodInfo(const QMetaMethod& meta, PythonQtClassInfo* classInfo)
             {
             #ifdef PYTHONQT_DEBUG
               QByteArray sig(meta.signature());
               sig = sig.mid(sig.indexOf('('));
               QByteArray fullSig = QByteArray(meta.typeName()) + " " + sig;
               std::cout << "caching " << fullSig.data() << std::endl;
             #endif
               ParameterInfo type;
               fillParameterInfo(type, QByteArray(meta.typeName()), classInfo);
               _parameters.append(type);
               QList<QByteArray> names = meta.parameterTypes();
               foreach (const QByteArray& name, names) {
                 fillParameterInfo(type, name, classInfo);
                 _parameters.append(type);
               }
             }
             PythonQtMethodInfo::PythonQtMethodInfo(const QByteArray& typeName, const QList<QByteArray>& args)
             {
               ParameterInfo type;
               fillParameterInfo(type, typeName, NULL);
               _parameters.append(type);
               foreach (const QByteArray& name, args) {
                 fillParameterInfo(type, name, NULL);
                 _parameters.append(type);
               }
             }
             const PythonQtMethodInfo* PythonQtMethodInfo::getCachedMethodInfo(const QMetaMethod& signal, PythonQtClassInfo* classInfo)
             {
               QByteArray sig(signal.signature());
               sig = sig.mid(sig.indexOf('('));
               QByteArray fullSig = QByteArray(signal.typeName()) + " " + sig;
               PythonQtMethodInfo* result = _cachedSignatures.value(fullSig);
               if (!result) {
                 result = new PythonQtMethodInfo(signal, classInfo);
                 _cachedSignatures.insert(fullSig, result);
               }
               return result;
             }
             const PythonQtMethodInfo* PythonQtMethodInfo::getCachedMethodInfoFromArgumentList(int numArgs, const char** args)
             {
               QByteArray typeName = args[0];
               QList<QByteArray> arguments;
               QByteArray fullSig = typeName;
               fullSig += "(";
               for (int i =1;i<numArgs; i++) {
                 if (i>1) {
                   fullSig += ",";
                 }
                 arguments << QByteArray(args[i]);
               }
               fullSig += ")";
               PythonQtMethodInfo* result = _cachedSignatures.value(fullSig);
               if (!result) {
                 result = new PythonQtMethodInfo(typeName, arguments);
                 _cachedSignatures.insert(fullSig, result);
               }
               return result;
             }
             void PythonQtMethodInfo::fillParameterInfo(ParameterInfo& type, const QByteArray& orgName, PythonQtClassInfo* classInfo)
             {
               QByteArray name = orgName;
               type.enumWrapper = NULL;
               int len = name.length();
               if (len>0) {
                 if (strncmp(name.constData(), "const ", 6)==0) {
                   name = name.mid(6);
                   len -= 6;
                   type.isConst = true;
                 } else {
                   type.isConst = false;
                 }
                 char pointerCount = 0;
                 bool hadReference = false;
                 // remove * and & from the end of the string, handle & and * the same way
                 while (name.at(len-1) == '*') {
                   len--;
                   pointerCount++;
                 }
                 while (name.at(len-1) == '&') {
                   len--;
                   hadReference = true;
                 }
                 if (len!=name.length()) {
                   name = name.left(len);
                 }
                 type.pointerCount = pointerCount;
                 QByteArray alias = _parameterNameAliases.value(name);
                 if (!alias.isEmpty()) {
                   name = alias;
                 }
                 type.typeId = nameToType(name);
                 if ((type.pointerCount == 0) && type.typeId == Unknown) {
                   type.typeId = QMetaType::type(name.constData());
                   if (type.typeId == QMetaType::Void) {
                     type.typeId = Unknown;
                   }
                 }
                 type.name = name;
                 if (type.typeId == PythonQtMethodInfo::Unknown || type.typeId >= QMetaType::User) {
                   bool isLocalEnum;
                   // TODOXXX: make use of this flag!
                   type.enumWrapper = PythonQtClassInfo::findEnumWrapper(type.name, classInfo, &isLocalEnum);
                 }
               } else {
                 type.typeId = QMetaType::Void;
                 type.pointerCount = 0;
                 type.isConst = false;
               }
             }
             int PythonQtMethodInfo::nameToType(const char* name)
             {
               if (_parameterTypeDict.isEmpty()) {
                 // we could also use QMetaType::nameToType, but that does a string compare search
                 // and does not support QVariant
                 // QMetaType names
                 _parameterTypeDict.insert("long", QMetaType::Long);
                 _parameterTypeDict.insert("int", QMetaType::Int);
                 _parameterTypeDict.insert("short", QMetaType::Short);
                 _parameterTypeDict.insert("char", QMetaType::Char);
                 _parameterTypeDict.insert("ulong", QMetaType::ULong);
                 _parameterTypeDict.insert("unsigned long", QMetaType::ULong);
                 _parameterTypeDict.insert("uint", QMetaType::UInt);
                 _parameterTypeDict.insert("unsigned int", QMetaType::UInt);
                 _parameterTypeDict.insert("ushort", QMetaType::UShort);
                 _parameterTypeDict.insert("unsigned short", QMetaType::UShort);
                 _parameterTypeDict.insert("uchar", QMetaType::UChar);
                 _parameterTypeDict.insert("unsigned char", QMetaType::UChar);
                 _parameterTypeDict.insert("bool", QMetaType::Bool);
                 _parameterTypeDict.insert("float", QMetaType::Float);
                 _parameterTypeDict.insert("double", QMetaType::Double);
                 _parameterTypeDict.insert("qreal", QMetaType::Double);
                 _parameterTypeDict.insert("QChar", QMetaType::QChar);
                 _parameterTypeDict.insert("QByteArray", QMetaType::QByteArray);
                 _parameterTypeDict.insert("QString", QMetaType::QString);
                 _parameterTypeDict.insert("", QMetaType::Void);
                 _parameterTypeDict.insert("void", QMetaType::Void);
                 // QVariant names
                 _parameterTypeDict.insert("Q_LLONG", QMetaType::LongLong);
                 _parameterTypeDict.insert("Q_ULLONG", QMetaType::ULongLong);
                 _parameterTypeDict.insert("qlonglong", QMetaType::LongLong);
                 _parameterTypeDict.insert("qulonglong", QMetaType::ULongLong);
                 _parameterTypeDict.insert("qint64", QMetaType::LongLong);
                 _parameterTypeDict.insert("quint64", QMetaType::ULongLong);
                 _parameterTypeDict.insert("QVariantMap", QMetaType::QVariantMap);
                 _parameterTypeDict.insert("QVariantList", QMetaType::QVariantList);
                 _parameterTypeDict.insert("QMap<QString,QVariant>", QMetaType::QVariantMap);
                 _parameterTypeDict.insert("QList<QVariant>", QMetaType::QVariantList);
                 _parameterTypeDict.insert("QStringList", QMetaType::QStringList);
                 _parameterTypeDict.insert("QBitArray", QMetaType::QBitArray);
                 _parameterTypeDict.insert("QDate", QMetaType::QDate);
                 _parameterTypeDict.insert("QTime", QMetaType::QTime);
                 _parameterTypeDict.insert("QDateTime", QMetaType::QDateTime);
                 _parameterTypeDict.insert("QUrl", QMetaType::QUrl);
                 _parameterTypeDict.insert("QLocale", QMetaType::QLocale);
                 _parameterTypeDict.insert("QRect", QMetaType::QRect);
                 _parameterTypeDict.insert("QRectF", QMetaType::QRectF);
                 _parameterTypeDict.insert("QSize", QMetaType::QSize);
                 _parameterTypeDict.insert("QSizeF", QMetaType::QSizeF);
                 _parameterTypeDict.insert("QLine", QMetaType::QLine);
                 _parameterTypeDict.insert("QLineF", QMetaType::QLineF);
                 _parameterTypeDict.insert("QPoint", QMetaType::QPoint);
                 _parameterTypeDict.insert("QPointF", QMetaType::QPointF);
                 _parameterTypeDict.insert("QRegExp", QMetaType::QRegExp);
                 _parameterTypeDict.insert("QFont", QMetaType::QFont);
                 _parameterTypeDict.insert("QPixmap", QMetaType::QPixmap);
                 _parameterTypeDict.insert("QBrush", QMetaType::QBrush);
                 _parameterTypeDict.insert("QColor", QMetaType::QColor);
                 _parameterTypeDict.insert("QCursor", QMetaType::QCursor);
                 _parameterTypeDict.insert("QPalette", QMetaType::QPalette);
                 _parameterTypeDict.insert("QIcon", QMetaType::QIcon);
                 _parameterTypeDict.insert("QImage", QMetaType::QImage);
                 _parameterTypeDict.insert("QRegion", QMetaType::QRegion);
                 _parameterTypeDict.insert("QBitmap", QMetaType::QBitmap);
                 _parameterTypeDict.insert("QSizePolicy", QMetaType::QSizePolicy);
                 _parameterTypeDict.insert("QKeySequence", QMetaType::QKeySequence);
                 _parameterTypeDict.insert("QPen", QMetaType::QPen);
                 _parameterTypeDict.insert("QTextLength", QMetaType::QTextLength);
                 _parameterTypeDict.insert("QTextFormat", QMetaType::QTextFormat);
                 _parameterTypeDict.insert("QMatrix", QMetaType::QMatrix);
                 _parameterTypeDict.insert("QVariant", PythonQtMethodInfo::Variant);
                 // own special types... (none so far, could be e.g. ObjectList
               }
               QHash<QByteArray, int>::const_iterator it = _parameterTypeDict.find(name);
               if (it!=_parameterTypeDict.end()) {
                 return it.value();
               } else {
                 return PythonQtMethodInfo::Unknown;
               }
             }
             void PythonQtMethodInfo::cleanupCachedMethodInfos()
             {
               QHashIterator<QByteArray, PythonQtMethodInfo *> i(_cachedSignatures);
               while (i.hasNext()) {
                 delete i.next().value();
               }
             }
             void PythonQtMethodInfo::addParameterTypeAlias(const QByteArray& alias, const QByteArray& name)
             {
               _parameterNameAliases.insert(alias, name);
             }
             //-------------------------------------------------------------------------------------------------
             void PythonQtSlotInfo::deleteOverloadsAndThis()
             {
               PythonQtSlotInfo* cur = this;
               while(cur->nextInfo()) {
                 PythonQtSlotInfo* next = cur->nextInfo();
                 delete cur;
                 cur = next;
               }
             }
             QString PythonQtSlotInfo::fullSignature()
             {
               bool skipFirstArg = isInstanceDecorator();
               QString result = _meta.typeName();
               QByteArray sig = slotName();
               QList<QByteArray> names = _meta.parameterNames();
               bool isStatic = false;
               bool isConstructor = false;
               bool isDestructor = false;
               if (_type == ClassDecorator) {
                 if (sig.startsWith("new_")) {
-                  sig = sig.mid(strlen("new_"));
+                  sig = sig.mid(4);
                   isConstructor = true;
                 } else if (sig.startsWith("delete_")) {
-                  sig = sig.mid(strlen("delete_"));
+                  sig = sig.mid(7);
                   isDestructor = true;
                 } else if(sig.startsWith("static_")) {
                   isStatic = true;
-                  sig = sig.mid(strlen("static_"));
+                  sig = sig.mid(7);
                   int idx = sig.indexOf("_");
                   if (idx>=0) {
                     sig = sig.mid(idx+1);
                   }
                 }
               }
               result += QByteArray(" ") + sig;
               result += "(";
               int lastEntry = _parameters.count()-1;
               for (int i = skipFirstArg?2:1; i<_parameters.count(); i++) {
                 if (_parameters.at(i).isConst) {
                   result += "const ";
                 }
                 result += _parameters.at(i).name;
                 if (_parameters.at(i).pointerCount) {
                   QByteArray stars;
                   stars.fill('*', _parameters.at(i).pointerCount);
                   result += stars;
                 }
                 if (!names.at(i-1).isEmpty()) {
                   result += " ";
                   result += names.at(i-1);
                 }
                 if (i!=lastEntry) {
                   result += ", ";
                 }
               }
               result += ")";
               if (isStatic) {
                 result = QString("static ") + result;
               }
               if (isConstructor) {
             //    result = QString("constructor ") + result;
               }
               if (isDestructor) {
                 result = QString("~") + result;
               }
               return result;
             }
             QByteArray PythonQtSlotInfo::slotName()
             {
               QByteArray sig(_meta.signature());
               int idx = sig.indexOf('(');
               sig = sig.left(idx);
               return sig;
             }

src/src.pri +2 0

             DEFINES +=  PYTHONQT_EXPORTS
             HEADERS +=                    \
               $$PWD/PythonQt.h                  \
               $$PWD/PythonQtStdDecorators.h     \
               $$PWD/PythonQtClassInfo.h         \
               $$PWD/PythonQtImporter.h          \
               $$PWD/PythonQtObjectPtr.h         \
               $$PWD/PythonQtSlot.h              \
+              $$PWD/PythonQtStdIn.h             \
               $$PWD/PythonQtStdOut.h            \
               $$PWD/PythonQtMisc.h              \
               $$PWD/PythonQtMethodInfo.h        \
               $$PWD/PythonQtImportFileInterface.h \
               $$PWD/PythonQtConversion.h        \
               $$PWD/PythonQtSignalReceiver.h    \
               $$PWD/PythonQtInstanceWrapper.h   \
               $$PWD/PythonQtClassWrapper.h \
               $$PWD/PythonQtCppWrapperFactory.h \
               $$PWD/PythonQtQFileImporter.h     \
               $$PWD/PythonQtQFileImporter.h     \
               $$PWD/PythonQtVariants.h          \
               $$PWD/gui/PythonQtScriptingConsole.h    \
               $$PWD/PythonQtSystem.h
             SOURCES +=                    \
               $$PWD/PythonQtStdDecorators.cpp   \
               $$PWD/PythonQt.cpp                \
               $$PWD/PythonQtClassInfo.cpp       \
               $$PWD/PythonQtImporter.cpp        \
               $$PWD/PythonQtObjectPtr.cpp       \
+              $$PWD/PythonQtStdIn.cpp           \
               $$PWD/PythonQtStdOut.cpp          \
               $$PWD/PythonQtSlot.cpp            \
               $$PWD/PythonQtMisc.cpp            \
               $$PWD/PythonQtMethodInfo.cpp      \
               $$PWD/PythonQtConversion.cpp      \
               $$PWD/PythonQtSignalReceiver.cpp  \
               $$PWD/PythonQtInstanceWrapper.cpp \
               $$PWD/PythonQtQFileImporter.cpp   \
               $$PWD/PythonQtClassWrapper.cpp    \
               $$PWD/gui/PythonQtScriptingConsole.cpp \
             include($$PWD/../generated_cpp/com_trolltech_qt_core_builtin/com_trolltech_qt_core_builtin.pri)
             include($$PWD/../generated_cpp/com_trolltech_qt_gui_builtin/com_trolltech_qt_gui_builtin.pri)

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