PythonQtClassInfo.h
169 lines
| 6.0 KiB
| text/x-c
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CLexer
/ src / PythonQtClassInfo.h
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r0 | #ifndef _PYTHONQTCLASSINFO_H | ||
#define _PYTHONQTCLASSINFO_H | ||||
/* | ||||
* | ||||
* Copyright (C) 2006 MeVis Research GmbH 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 Research GmbH, Universitaetsallee 29, | ||||
* 28359 Bremen, Germany or: | ||||
* | ||||
* http://www.mevis.de | ||||
* | ||||
*/ | ||||
#include <QMetaObject> | ||||
#include <QMetaMethod> | ||||
#include <QHash> | ||||
#include <QByteArray> | ||||
#include <QList> | ||||
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r10 | #include "PythonQt.h" | ||
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r0 | |||
class PythonQtSlotInfo; | ||||
struct PythonQtMemberInfo { | ||||
enum Type { | ||||
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r10 | Invalid, Slot, EnumValue, Property, NotFound | ||
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r0 | }; | ||
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r10 | PythonQtMemberInfo():_slot(NULL),_enumValue(0),_type(Invalid) { } | ||
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r0 | |||
PythonQtMemberInfo(PythonQtSlotInfo* info) { | ||||
_type = Slot; | ||||
_slot = info; | ||||
_enumValue = 0; | ||||
} | ||||
PythonQtMemberInfo(unsigned int enumValue) { | ||||
_type = EnumValue; | ||||
_slot = NULL; | ||||
_enumValue = enumValue; | ||||
} | ||||
PythonQtMemberInfo(const QMetaProperty& prop) { | ||||
_type = Property; | ||||
_slot = NULL; | ||||
_enumValue = 0; | ||||
_property = prop; | ||||
} | ||||
PythonQtSlotInfo* _slot; | ||||
unsigned int _enumValue; | ||||
QMetaProperty _property; | ||||
Type _type; | ||||
}; | ||||
//! 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 PythonQtClassInfo { | ||||
public: | ||||
PythonQtClassInfo(const QMetaObject* meta, const QByteArray& wrappedClassName = QByteArray()); | ||||
~PythonQtClassInfo(); | ||||
//! get the Python method definition for a given slot name (without return type and signature) | ||||
PythonQtMemberInfo member(const char* member); | ||||
PythonQtSlotInfo* constructors(); | ||||
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r10 | //! get the classname (either of the QObject or of the wrapped CPP object) | ||
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r0 | const char* className(); | ||
//! returns if the object is a CPP wrapper | ||||
bool isCPPWrapper() { return !_wrappedClassName.isEmpty(); } | ||||
//! 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 the meta object inherits the given classname | ||||
bool inherits(const char* name); | ||||
//! get help string for the metaobject | ||||
QString help(); | ||||
//! get list of all members | ||||
QStringList memberList(bool metaOnly = false); | ||||
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r10 | //! 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) { _decoratorProviderCB = cb; _decoratorProvider = NULL; } | ||||
//! get the decorator qobject instance | ||||
QObject* decorator(); | ||||
//! set the parent class name of a wrapped CPP pointer | ||||
void setWrappedParentClassName(const QByteArray& name) { _wrappedParentClassName = name; _parentClassInfo = NULL; _parentClassInfoResolved = false; } | ||||
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r15 | //! check if the special method "hasOwner" is implemented and if it returns false, which means that the object may be destroyed | ||
bool hasOwnerMethodButNoOwner(void* object); | ||||
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r18 | //! 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; } | ||||
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r0 | private: | ||
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r10 | //! resolve the parent class from either meta object or cpp parent class name | ||
void resolveParentClassInfo(); | ||||
//! clear all cached members | ||||
void clearCachedMembers(); | ||||
PythonQtSlotInfo* findDecoratorSlotsFromDecoratorProvider(const char* memberName, PythonQtSlotInfo* inputInfo, bool &found, QHash<QByteArray, PythonQtMemberInfo>& memberCache); | ||||
void listDecoratorSlotsFromDecoratorProvider(QStringList& list, bool metaOnly); | ||||
bool lookForPropertyAndCache(const char* memberName); | ||||
bool lookForMethodAndCache(const char* memberName); | ||||
bool lookForEnumAndCache(const QMetaObject* m, const char* memberName); | ||||
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r0 | PythonQtSlotInfo* findDecoratorSlots(const char* classname, const char* memberName, int memberNameLen, PythonQtSlotInfo* tail, bool &found); | ||
int findCharOffset(const char* sigStart, char someChar); | ||||
QHash<QByteArray, PythonQtMemberInfo> _cachedMembers; | ||||
PythonQtSlotInfo* _constructors; | ||||
const QMetaObject* _meta; | ||||
QByteArray _wrappedClassName; | ||||
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r10 | QByteArray _wrappedParentClassName; | ||
QObject* _decoratorProvider; | ||||
PythonQtQObjectCreatorFunctionCB* _decoratorProviderCB; | ||||
PythonQtClassInfo* _parentClassInfo; | ||||
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r18 | PyObject* _pythonQtClassWrapper; | ||
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r10 | bool _parentClassInfoResolved; | ||
int _metaTypeId; | ||||
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r0 | }; | ||
//--------------------------------------------------------------- | ||||
#endif | ||||