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/*
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*
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* Copyright (C) 2006 MeVis Research GmbH All Rights Reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* Further, this software is distributed without any warranty that it is
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* free of the rightful claim of any third person regarding infringement
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* or the like. Any license provided herein, whether implied or
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* otherwise, applies only to this software file. Patent licenses, if
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* any, provided herein do not apply to combinations of this program with
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* other software, or any other product whatsoever.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Contact information: MeVis Research GmbH, Universitaetsallee 29,
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* 28359 Bremen, Germany or:
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*
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* http://www.mevis.de
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*
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*/
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//----------------------------------------------------------------------------------
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/*!
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// \file PythonQt.cpp
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// \author Florian Link
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// \author Last changed by $Author: florian $
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// \date 2006-05
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*/
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//----------------------------------------------------------------------------------
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#include "PythonQt.h"
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#include "PythonQtImporter.h"
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#include "PythonQtClassInfo.h"
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#include "PythonQtMethodInfo.h"
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#include "PythonQtSignalReceiver.h"
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#include "PythonQtConversion.h"
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#include "PythonQtStdOut.h"
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#include "PythonQtCppWrapperFactory.h"
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#include "PythonQtVariants.h"
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#include "PythonQtStdDecorators.h"
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#include "PythonQtQFileImporter.h"
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#include <pydebug.h>
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#include <vector>
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PythonQt* PythonQt::_self = NULL;
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int PythonQt::_uniqueModuleCount = 0;
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void PythonQt::init(int flags)
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{
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if (!_self) {
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_self = new PythonQt(flags);
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}
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PythonQtMethodInfo::addParameterTypeAlias("QObjectList", "QList<QObject*>");
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qRegisterMetaType<QList<QObject*> >("QList<void*>");
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PythonQtRegisterToolClassesTemplateConverter(int);
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PythonQtRegisterToolClassesTemplateConverter(float);
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PythonQtRegisterToolClassesTemplateConverter(double);
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// TODO: which other POD types should be available for QList etc.
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PythonQt::self()->addDecorators(new PythonQtStdDecorators());
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PythonQt::self()->registerCPPClass("Qt", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_Qt>);
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PythonQt::self()->registerCPPClass("QBitArray", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QBitArray>);
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PythonQt::self()->registerCPPClass("QDate", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QDate>);
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PythonQt::self()->registerCPPClass("QTime", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QTime>);
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PythonQt::self()->registerCPPClass("QDateTime", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QDateTime>);
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PythonQt::self()->registerCPPClass("QUrl", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QUrl>);
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PythonQt::self()->registerCPPClass("QLocale", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QLocale>);
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PythonQt::self()->registerCPPClass("QRect", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QRect>);
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PythonQt::self()->registerCPPClass("QRectF", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QRectF>);
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PythonQt::self()->registerCPPClass("QSize", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QSize>);
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PythonQt::self()->registerCPPClass("QSizeF", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QSizeF>);
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PythonQt::self()->registerCPPClass("QLine", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QLine>);
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PythonQt::self()->registerCPPClass("QLineF", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QLineF>);
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PythonQt::self()->registerCPPClass("QPoint", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QPoint>);
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PythonQt::self()->registerCPPClass("QPointF", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QPointF>);
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PythonQt::self()->registerCPPClass("QRegExp", "", "QtCore", PythonQtCreateObject<PythonQtWrapper_QRegExp>);
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PythonQtRegisterToolClassesTemplateConverter(QDate);
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PythonQtRegisterToolClassesTemplateConverter(QTime);
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PythonQtRegisterToolClassesTemplateConverter(QDateTime);
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PythonQtRegisterToolClassesTemplateConverter(QUrl);
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PythonQtRegisterToolClassesTemplateConverter(QLocale);
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PythonQtRegisterToolClassesTemplateConverter(QRect);
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PythonQtRegisterToolClassesTemplateConverter(QRectF);
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PythonQtRegisterToolClassesTemplateConverter(QSize);
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PythonQtRegisterToolClassesTemplateConverter(QSizeF);
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PythonQtRegisterToolClassesTemplateConverter(QLine);
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PythonQtRegisterToolClassesTemplateConverter(QLineF);
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PythonQtRegisterToolClassesTemplateConverter(QPoint);
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PythonQtRegisterToolClassesTemplateConverter(QPointF);
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PythonQtRegisterToolClassesTemplateConverter(QRegExp);
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PythonQt::self()->registerCPPClass("QFont", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QFont>);
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PythonQt::self()->registerCPPClass("QPixmap", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QPixmap>);
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PythonQt::self()->registerCPPClass("QBrush", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QBrush>);
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PythonQt::self()->registerCPPClass("QColor", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QColor>);
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PythonQt::self()->registerCPPClass("QPalette", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QPalette>);
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PythonQt::self()->registerCPPClass("QIcon", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QIcon>);
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PythonQt::self()->registerCPPClass("QImage", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QImage>);
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PythonQt::self()->registerCPPClass("QPolygon", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QPolygon>);
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PythonQt::self()->registerCPPClass("QRegion", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QRegion>);
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PythonQt::self()->registerCPPClass("QBitmap", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QBitmap>);
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PythonQt::self()->registerCPPClass("QCursor", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QCursor>);
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PythonQt::self()->registerCPPClass("QSizePolicy", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QSizePolicy>);
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PythonQt::self()->registerCPPClass("QKeySequence", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QKeySequence>);
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PythonQt::self()->registerCPPClass("QPen", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QPen>);
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PythonQt::self()->registerCPPClass("QTextLength", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QTextLength>);
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PythonQt::self()->registerCPPClass("QTextFormat", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QTextFormat>);
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PythonQt::self()->registerCPPClass("QMatrix", "", "QtGui", PythonQtCreateObject<PythonQtWrapper_QMatrix>);
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PythonQtRegisterToolClassesTemplateConverter(QFont);
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PythonQtRegisterToolClassesTemplateConverter(QPixmap);
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PythonQtRegisterToolClassesTemplateConverter(QBrush);
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PythonQtRegisterToolClassesTemplateConverter(QColor);
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PythonQtRegisterToolClassesTemplateConverter(QPalette);
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PythonQtRegisterToolClassesTemplateConverter(QIcon);
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PythonQtRegisterToolClassesTemplateConverter(QImage);
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PythonQtRegisterToolClassesTemplateConverter(QPolygon);
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PythonQtRegisterToolClassesTemplateConverter(QRegion);
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PythonQtRegisterToolClassesTemplateConverter(QBitmap);
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PythonQtRegisterToolClassesTemplateConverter(QCursor);
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PythonQtRegisterToolClassesTemplateConverter(QSizePolicy);
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PythonQtRegisterToolClassesTemplateConverter(QKeySequence);
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PythonQtRegisterToolClassesTemplateConverter(QPen);
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PythonQtRegisterToolClassesTemplateConverter(QTextLength);
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PythonQtRegisterToolClassesTemplateConverter(QTextFormat);
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PythonQtRegisterToolClassesTemplateConverter(QMatrix);
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PyObject* pack = PythonQt::priv()->packageByName("QtCore");
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PyObject* pack2 = PythonQt::priv()->packageByName("Qt");
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PyObject* qtNamespace = PythonQt::priv()->getClassInfo("Qt")->pythonQtClassWrapper();
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const char* names[16] = {"SIGNAL", "SLOT", "qAbs", "qBound","qDebug","qWarning","qCritical","qFatal"
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,"qFuzzyCompare", "qMax","qMin","qRound","qRound64","qVersion","qrand","qsrand"};
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for (unsigned int i = 0;i<16; i++) {
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PyObject* obj = PyObject_GetAttrString(qtNamespace, names[i]);
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if (obj) {
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PyModule_AddObject(pack, names[i], obj);
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Py_INCREF(obj);
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PyModule_AddObject(pack2, names[i], obj);
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} else {
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std::cerr << "method not found " << names[i];
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}
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}
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}
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void PythonQt::cleanup()
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{
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if (_self) {
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delete _self;
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_self = NULL;
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}
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}
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PythonQt::PythonQt(int flags)
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{
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_p = new PythonQtPrivate;
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_p->_initFlags = flags;
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_p->_PythonQtObjectPtr_metaId = qRegisterMetaType<PythonQtObjectPtr>("PythonQtObjectPtr");
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Py_SetProgramName("PythonQt");
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if (flags & IgnoreSiteModule) {
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// this prevents the automatic importing of Python site files
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Py_NoSiteFlag = 1;
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}
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Py_Initialize();
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// add our own python object types for qt object slots
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if (PyType_Ready(&PythonQtSlotFunction_Type) < 0) {
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std::cerr << "could not initialize PythonQtSlotFunction_Type" << ", in " << __FILE__ << ":" << __LINE__ << std::endl;
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}
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Py_INCREF(&PythonQtSlotFunction_Type);
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// according to Python docs, set the type late here, since it can not safely be stored in the struct when declaring it
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PythonQtClassWrapper_Type.tp_base = &PyType_Type;
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// add our own python object types for classes
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if (PyType_Ready(&PythonQtClassWrapper_Type) < 0) {
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std::cerr << "could not initialize PythonQtClassWrapper_Type" << ", in " << __FILE__ << ":" << __LINE__ << std::endl;
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}
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Py_INCREF(&PythonQtClassWrapper_Type);
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// add our own python object types for CPP instances
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if (PyType_Ready(&PythonQtInstanceWrapper_Type) < 0) {
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PythonQt::handleError();
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std::cerr << "could not initialize PythonQtInstanceWrapper_Type" << ", in " << __FILE__ << ":" << __LINE__ << std::endl;
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}
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Py_INCREF(&PythonQtInstanceWrapper_Type);
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// add our own python object types for redirection of stdout
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if (PyType_Ready(&PythonQtStdOutRedirectType) < 0) {
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std::cerr << "could not initialize PythonQtStdOutRedirectType" << ", in " << __FILE__ << ":" << __LINE__ << std::endl;
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}
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Py_INCREF(&PythonQtStdOutRedirectType);
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initPythonQtModule(flags & RedirectStdOut);
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}
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PythonQt::~PythonQt() {
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delete _p;
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_p = NULL;
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}
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PythonQtPrivate::~PythonQtPrivate() {
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delete _defaultImporter;
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_defaultImporter = NULL;
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{
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QHashIterator<QByteArray, PythonQtClassInfo *> i(_knownClassInfos);
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while (i.hasNext()) {
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delete i.next().value();
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}
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}
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PythonQtConv::global_valueStorage.clear();
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PythonQtConv::global_ptrStorage.clear();
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PythonQtConv::global_variantStorage.clear();
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PythonQtMethodInfo::cleanupCachedMethodInfos();
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}
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PythonQtImportFileInterface* PythonQt::importInterface()
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{
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return _self->_p->_importInterface?_self->_p->_importInterface:_self->_p->_defaultImporter;
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}
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void PythonQt::qObjectNoLongerWrappedCB(QObject* o)
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{
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if (_self->_p->_noLongerWrappedCB) {
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(*_self->_p->_noLongerWrappedCB)(o);
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};
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}
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void PythonQt::registerClass(const QMetaObject* metaobject, const char* package, PythonQtQObjectCreatorFunctionCB* wrapperCreator, PythonQtShellSetInstanceWrapperCB* shell)
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{
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_p->registerClass(metaobject, package, wrapperCreator, shell);
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}
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void PythonQtPrivate::registerClass(const QMetaObject* metaobject, const char* package, PythonQtQObjectCreatorFunctionCB* wrapperCreator, PythonQtShellSetInstanceWrapperCB* shell)
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{
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// we register all classes in the hierarchy
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const QMetaObject* m = metaobject;
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bool first = true;
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while (m) {
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PythonQtClassInfo* info = lookupClassInfoAndCreateIfNotPresent(m->className());
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if (!info->pythonQtClassWrapper()) {
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info->setupQObject(m);
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createPythonQtClassWrapper(info, package);
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if (m->superClass()) {
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PythonQtClassInfo* parentInfo = lookupClassInfoAndCreateIfNotPresent(m->superClass()->className());
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info->addParentClass(PythonQtClassInfo::ParentClassInfo(parentInfo));
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}
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}
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if (first) {
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first = false;
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if (wrapperCreator) {
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info->setDecoratorProvider(wrapperCreator);
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}
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if (shell) {
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info->setShellSetInstanceWrapperCB(shell);
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}
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}
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m = m->superClass();
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}
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}
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void PythonQtPrivate::createPythonQtClassWrapper(PythonQtClassInfo* info, const char* package)
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{
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PyObject* pack = packageByName(package);
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PyObject* pyobj = (PyObject*)createNewPythonQtClassWrapper(info, package);
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PyModule_AddObject(pack, info->className(), pyobj);
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if (package && strncmp(package,"Qt",2)==0) {
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// since PyModule_AddObject steals the reference, we need a incref once more...
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Py_INCREF(pyobj);
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// put all qt objects into Qt as well
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PyModule_AddObject(packageByName("Qt"), info->className(), pyobj);
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}
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info->setPythonQtClassWrapper(pyobj);
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}
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PyObject* PythonQtPrivate::wrapQObject(QObject* obj)
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{
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if (!obj) {
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Py_INCREF(Py_None);
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return Py_None;
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}
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PythonQtInstanceWrapper* wrap = findWrapperAndRemoveUnused(obj);
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if (!wrap) {
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// smuggling it in...
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PythonQtClassInfo* classInfo = _knownClassInfos.value(obj->metaObject()->className());
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if (!classInfo || classInfo->pythonQtClassWrapper()==NULL) {
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registerClass(obj->metaObject());
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classInfo = _knownClassInfos.value(obj->metaObject()->className());
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}
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wrap = createNewPythonQtInstanceWrapper(obj, classInfo);
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// mlabDebugConst("MLABPython","new qobject wrapper added " << " " << wrap->_obj->className() << " " << wrap->classInfo()->wrappedClassName().latin1());
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} else {
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Py_INCREF(wrap);
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// mlabDebugConst("MLABPython","qobject wrapper reused " << wrap->_obj->className() << " " << wrap->classInfo()->wrappedClassName().latin1());
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}
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return (PyObject*)wrap;
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}
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PyObject* PythonQtPrivate::wrapPtr(void* ptr, const QByteArray& name)
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{
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if (!ptr) {
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Py_INCREF(Py_None);
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return Py_None;
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}
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PythonQtInstanceWrapper* wrap = findWrapperAndRemoveUnused(ptr);
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if (!wrap) {
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PythonQtClassInfo* info = _knownClassInfos.value(name);
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|
if (!info) {
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// maybe it is a PyObject, which we can return directly
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|
if (name == "PyObject") {
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|
PyObject* p = (PyObject*)ptr;
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Py_INCREF(p);
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return p;
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}
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// we do not know the metaobject yet, but we might know it by it's name:
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if (_knownQObjectClassNames.find(name)!=_knownQObjectClassNames.end()) {
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// yes, we know it, so we can convert to QObject
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QObject* qptr = (QObject*)ptr;
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registerClass(qptr->metaObject());
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info = _knownClassInfos.value(qptr->metaObject()->className());
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|
}
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|
}
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|
|
if (info && info->isQObject()) {
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|
QObject* qptr = (QObject*)ptr;
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|
// if the object is a derived object, we want to switch the class info to the one of the derived class:
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|
if (name!=(qptr->metaObject()->className())) {
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registerClass(qptr->metaObject());
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info = _knownClassInfos.value(qptr->metaObject()->className());
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}
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wrap = createNewPythonQtInstanceWrapper(qptr, info);
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// mlabDebugConst("MLABPython","new qobject wrapper added " << " " << wrap->_obj->className() << " " << wrap->classInfo()->wrappedClassName().latin1());
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return (PyObject*)wrap;
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|
}
|
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|
|
// not a known QObject, so try our wrapper factory:
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|
|
QObject* wrapper = NULL;
|
|
|
for (int i=0; i<_cppWrapperFactories.size(); i++) {
|
|
|
wrapper = _cppWrapperFactories.at(i)->create(name, ptr);
|
|
|
if (wrapper) {
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|
break;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
if (info) {
|
|
|
// try to downcast in the class hierarchy, which will modify info and ptr if it is successfull
|
|
|
ptr = info->castDownIfPossible(ptr, &info);
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|
|
}
|
|
|
|
|
|
if (!info || info->pythonQtClassWrapper()==NULL) {
|
|
|
// still unknown, register as CPP class
|
|
|
registerCPPClass(name.constData());
|
|
|
info = _knownClassInfos.value(name);
|
|
|
}
|
|
|
if (wrapper && (info->metaObject() != wrapper->metaObject())) {
|
|
|
// if we a have a QObject wrapper and the metaobjects do not match, set the metaobject again!
|
|
|
info->setMetaObject(wrapper->metaObject());
|
|
|
}
|
|
|
wrap = createNewPythonQtInstanceWrapper(wrapper, info, ptr);
|
|
|
// mlabDebugConst("MLABPython","new c++ wrapper added " << wrap->_wrappedPtr << " " << wrap->_obj->className() << " " << wrap->classInfo()->wrappedClassName().latin1());
|
|
|
} else {
|
|
|
Py_INCREF(wrap);
|
|
|
//mlabDebugConst("MLABPython","c++ wrapper reused " << wrap->_wrappedPtr << " " << wrap->_obj->className() << " " << wrap->classInfo()->wrappedClassName().latin1());
|
|
|
}
|
|
|
return (PyObject*)wrap;
|
|
|
}
|
|
|
|
|
|
PyObject* PythonQtPrivate::dummyTuple() {
|
|
|
static PyObject* dummyTuple = NULL;
|
|
|
if (dummyTuple==NULL) {
|
|
|
dummyTuple = PyTuple_New(1);
|
|
|
PyTuple_SET_ITEM(dummyTuple, 0 , PyString_FromString("dummy"));
|
|
|
}
|
|
|
return dummyTuple;
|
|
|
}
|
|
|
|
|
|
|
|
|
PythonQtInstanceWrapper* PythonQtPrivate::createNewPythonQtInstanceWrapper(QObject* obj, PythonQtClassInfo* info, void* wrappedPtr) {
|
|
|
// call the associated class type to create a new instance...
|
|
|
PythonQtInstanceWrapper* result = (PythonQtInstanceWrapper*)PyObject_Call(info->pythonQtClassWrapper(), dummyTuple(), NULL);
|
|
|
|
|
|
result->setQObject(obj);
|
|
|
result->_wrappedPtr = wrappedPtr;
|
|
|
result->_ownedByPythonQt = false;
|
|
|
result->_useQMetaTypeDestroy = false;
|
|
|
|
|
|
if (wrappedPtr) {
|
|
|
_wrappedObjects.insert(wrappedPtr, result);
|
|
|
} else {
|
|
|
_wrappedObjects.insert(obj, result);
|
|
|
if (obj->parent()== NULL && _wrappedCB) {
|
|
|
// tell someone who is interested that the qobject is wrapped the first time, if it has no parent
|
|
|
(*_wrappedCB)(obj);
|
|
|
}
|
|
|
}
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
PythonQtClassWrapper* PythonQtPrivate::createNewPythonQtClassWrapper(PythonQtClassInfo* info, const char* package) {
|
|
|
PythonQtClassWrapper* result;
|
|
|
|
|
|
PyObject* className = PyString_FromString(info->className());
|
|
|
|
|
|
PyObject* baseClasses = PyTuple_New(1);
|
|
|
PyTuple_SET_ITEM(baseClasses, 0, (PyObject*)&PythonQtInstanceWrapper_Type);
|
|
|
|
|
|
PyObject* typeDict = PyDict_New();
|
|
|
QByteArray moduleName("PythonQt");
|
|
|
if (package && strcmp(package, "")!=0) {
|
|
|
moduleName += ".";
|
|
|
moduleName += package;
|
|
|
}
|
|
|
PyDict_SetItemString(typeDict, "__module__", PyString_FromString(moduleName.constData()));
|
|
|
|
|
|
PyObject* args = Py_BuildValue("OOO", className, baseClasses, typeDict);
|
|
|
|
|
|
// set the class info so that PythonQtClassWrapper_new can read it
|
|
|
_currentClassInfoForClassWrapperCreation = info;
|
|
|
// create the new type object by calling the type
|
|
|
result = (PythonQtClassWrapper *)PyObject_Call((PyObject *)&PythonQtClassWrapper_Type, args, NULL);
|
|
|
|
|
|
Py_DECREF(baseClasses);
|
|
|
Py_DECREF(typeDict);
|
|
|
Py_DECREF(args);
|
|
|
Py_DECREF(className);
|
|
|
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
PyObject* PythonQtPrivate::createEnumValueInstance(PyObject* enumType, unsigned int enumValue)
|
|
|
{
|
|
|
PyObject* args = Py_BuildValue("(i)", enumValue);
|
|
|
PyObject* result = PyObject_Call(enumType, args, NULL);
|
|
|
Py_DECREF(args);
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
PyObject* PythonQtPrivate::createNewPythonQtEnumWrapper(const char* enumName, PyObject* parentObject) {
|
|
|
PyObject* result;
|
|
|
|
|
|
PyObject* className = PyString_FromString(enumName);
|
|
|
|
|
|
PyObject* baseClasses = PyTuple_New(1);
|
|
|
PyTuple_SET_ITEM(baseClasses, 0, (PyObject*)&PyInt_Type);
|
|
|
|
|
|
PyObject* module = PyObject_GetAttrString(parentObject, "__module__");
|
|
|
PyObject* typeDict = PyDict_New();
|
|
|
PyDict_SetItemString(typeDict, "__module__", module);
|
|
|
|
|
|
PyObject* args = Py_BuildValue("OOO", className, baseClasses, typeDict);
|
|
|
|
|
|
// create the new int derived type object by calling the core type
|
|
|
result = PyObject_Call((PyObject *)&PyType_Type, args, NULL);
|
|
|
|
|
|
Py_DECREF(baseClasses);
|
|
|
Py_DECREF(typeDict);
|
|
|
Py_DECREF(args);
|
|
|
Py_DECREF(className);
|
|
|
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
PythonQtSignalReceiver* PythonQt::getSignalReceiver(QObject* obj)
|
|
|
{
|
|
|
PythonQtSignalReceiver* r = _p->_signalReceivers[obj];
|
|
|
if (!r) {
|
|
|
r = new PythonQtSignalReceiver(obj);
|
|
|
_p->_signalReceivers.insert(obj, r);
|
|
|
}
|
|
|
return r;
|
|
|
}
|
|
|
|
|
|
bool PythonQt::addSignalHandler(QObject* obj, const char* signal, PyObject* module, const QString& objectname)
|
|
|
{
|
|
|
bool flag = false;
|
|
|
PythonQtObjectPtr callable = lookupCallable(module, objectname);
|
|
|
if (callable) {
|
|
|
PythonQtSignalReceiver* r = getSignalReceiver(obj);
|
|
|
flag = r->addSignalHandler(signal, callable);
|
|
|
if (!flag) {
|
|
|
// signal not found
|
|
|
}
|
|
|
} else {
|
|
|
// callable not found
|
|
|
}
|
|
|
return flag;
|
|
|
}
|
|
|
|
|
|
bool PythonQt::addSignalHandler(QObject* obj, const char* signal, PyObject* receiver)
|
|
|
{
|
|
|
bool flag = false;
|
|
|
PythonQtSignalReceiver* r = getSignalReceiver(obj);
|
|
|
if (r) {
|
|
|
flag = r->addSignalHandler(signal, receiver);
|
|
|
}
|
|
|
return flag;
|
|
|
}
|
|
|
|
|
|
bool PythonQt::removeSignalHandler(QObject* obj, const char* signal, PyObject* module, const QString& objectname)
|
|
|
{
|
|
|
bool flag = false;
|
|
|
PythonQtObjectPtr callable = lookupCallable(module, objectname);
|
|
|
if (callable) {
|
|
|
PythonQtSignalReceiver* r = _p->_signalReceivers[obj];
|
|
|
if (r) {
|
|
|
flag = r->removeSignalHandler(signal, callable);
|
|
|
}
|
|
|
} else {
|
|
|
// callable not found
|
|
|
}
|
|
|
return flag;
|
|
|
}
|
|
|
|
|
|
bool PythonQt::removeSignalHandler(QObject* obj, const char* signal, PyObject* receiver)
|
|
|
{
|
|
|
bool flag = false;
|
|
|
PythonQtSignalReceiver* r = _p->_signalReceivers[obj];
|
|
|
if (r) {
|
|
|
flag = r->removeSignalHandler(signal, receiver);
|
|
|
}
|
|
|
return flag;
|
|
|
}
|
|
|
|
|
|
PythonQtObjectPtr PythonQt::lookupCallable(PyObject* module, const QString& name)
|
|
|
{
|
|
|
PythonQtObjectPtr p = lookupObject(module, name);
|
|
|
if (p) {
|
|
|
if (PyCallable_Check(p)) {
|
|
|
return p;
|
|
|
}
|
|
|
}
|
|
|
PyErr_Clear();
|
|
|
return NULL;
|
|
|
}
|
|
|
|
|
|
PythonQtObjectPtr PythonQt::lookupObject(PyObject* module, const QString& name)
|
|
|
{
|
|
|
QStringList l = name.split('.');
|
|
|
PythonQtObjectPtr p = module;
|
|
|
PythonQtObjectPtr prev;
|
|
|
QString s;
|
|
|
QByteArray b;
|
|
|
for (QStringList::ConstIterator i = l.begin(); i!=l.end() && p; ++i) {
|
|
|
prev = p;
|
|
|
b = (*i).toLatin1();
|
|
|
if (PyDict_Check(p)) {
|
|
|
p = PyDict_GetItemString(p, b.data());
|
|
|
} else {
|
|
|
p.setNewRef(PyObject_GetAttrString(p, b.data()));
|
|
|
}
|
|
|
}
|
|
|
PyErr_Clear();
|
|
|
return p;
|
|
|
}
|
|
|
|
|
|
PythonQtObjectPtr PythonQt::getMainModule() {
|
|
|
//both borrowed
|
|
|
PythonQtObjectPtr dict = PyImport_GetModuleDict();
|
|
|
return PyDict_GetItemString(dict, "__main__");
|
|
|
}
|
|
|
|
|
|
QVariant PythonQt::evalCode(PyObject* object, PyObject* pycode) {
|
|
|
QVariant result;
|
|
|
if (pycode) {
|
|
|
PyObject* dict = NULL;
|
|
|
if (PyModule_Check(object)) {
|
|
|
dict = PyModule_GetDict(object);
|
|
|
} else if (PyDict_Check(object)) {
|
|
|
dict = object;
|
|
|
}
|
|
|
PyObject* r = NULL;
|
|
|
if (dict) {
|
|
|
r = PyEval_EvalCode((PyCodeObject*)pycode, dict , dict);
|
|
|
}
|
|
|
if (r) {
|
|
|
result = PythonQtConv::PyObjToQVariant(r);
|
|
|
Py_DECREF(r);
|
|
|
} else {
|
|
|
handleError();
|
|
|
}
|
|
|
} else {
|
|
|
handleError();
|
|
|
}
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
QVariant PythonQt::evalScript(PyObject* object, const QString& script, int start)
|
|
|
{
|
|
|
QVariant result;
|
|
|
PythonQtObjectPtr p;
|
|
|
PyObject* dict = NULL;
|
|
|
if (PyModule_Check(object)) {
|
|
|
dict = PyModule_GetDict(object);
|
|
|
} else if (PyDict_Check(object)) {
|
|
|
dict = object;
|
|
|
}
|
|
|
if (dict) {
|
|
|
p.setNewRef(PyRun_String(script.toLatin1().data(), start, dict, dict));
|
|
|
}
|
|
|
if (p) {
|
|
|
result = PythonQtConv::PyObjToQVariant(p);
|
|
|
} else {
|
|
|
handleError();
|
|
|
}
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
void PythonQt::evalFile(PyObject* module, const QString& filename)
|
|
|
{
|
|
|
PythonQtObjectPtr code = parseFile(filename);
|
|
|
if (code) {
|
|
|
evalCode(module, code);
|
|
|
} else {
|
|
|
handleError();
|
|
|
}
|
|
|
}
|
|
|
|
|
|
PythonQtObjectPtr PythonQt::parseFile(const QString& filename)
|
|
|
{
|
|
|
PythonQtObjectPtr p;
|
|
|
p.setNewRef(PythonQtImport::getCodeFromPyc(filename));
|
|
|
if (!p) {
|
|
|
handleError();
|
|
|
}
|
|
|
return p;
|
|
|
}
|
|
|
|
|
|
PythonQtObjectPtr PythonQt::createModuleFromFile(const QString& name, const QString& filename)
|
|
|
{
|
|
|
PythonQtObjectPtr code = parseFile(filename);
|
|
|
PythonQtObjectPtr module = _p->createModule(name, code);
|
|
|
return module;
|
|
|
}
|
|
|
|
|
|
PythonQtObjectPtr PythonQt::createModuleFromScript(const QString& name, const QString& script)
|
|
|
{
|
|
|
PyErr_Clear();
|
|
|
QString scriptCode = script;
|
|
|
if (scriptCode.isEmpty()) {
|
|
|
// we always need at least a linefeed
|
|
|
scriptCode = "\n";
|
|
|
}
|
|
|
PythonQtObjectPtr pycode;
|
|
|
pycode.setNewRef(Py_CompileString((char*)scriptCode.toLatin1().data(), "", Py_file_input));
|
|
|
PythonQtObjectPtr module = _p->createModule(name, pycode);
|
|
|
return module;
|
|
|
}
|
|
|
|
|
|
PythonQtObjectPtr PythonQt::createUniqueModule()
|
|
|
{
|
|
|
static QString pyQtStr("PythonQt_module");
|
|
|
QString moduleName = pyQtStr+QString::number(_uniqueModuleCount++);
|
|
|
return createModuleFromScript(moduleName);
|
|
|
}
|
|
|
|
|
|
void PythonQt::addObject(PyObject* object, const QString& name, QObject* qObject)
|
|
|
{
|
|
|
if (PyModule_Check(object)) {
|
|
|
PyModule_AddObject(object, name.toLatin1().data(), _p->wrapQObject(qObject));
|
|
|
} else if (PyDict_Check(object)) {
|
|
|
PyDict_SetItemString(object, name.toLatin1().data(), _p->wrapQObject(qObject));
|
|
|
} else {
|
|
|
PyObject_SetAttrString(object, name.toLatin1().data(), _p->wrapQObject(qObject));
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void PythonQt::addVariable(PyObject* object, const QString& name, const QVariant& v)
|
|
|
{
|
|
|
if (PyModule_Check(object)) {
|
|
|
PyModule_AddObject(object, name.toLatin1().data(), PythonQtConv::QVariantToPyObject(v));
|
|
|
} else if (PyDict_Check(object)) {
|
|
|
PyDict_SetItemString(object, name.toLatin1().data(), PythonQtConv::QVariantToPyObject(v));
|
|
|
} else {
|
|
|
PyObject_SetAttrString(object, name.toLatin1().data(), PythonQtConv::QVariantToPyObject(v));
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void PythonQt::removeVariable(PyObject* object, const QString& name)
|
|
|
{
|
|
|
if (PyDict_Check(object)) {
|
|
|
PyDict_DelItemString(object, name.toLatin1().data());
|
|
|
} else {
|
|
|
PyObject_DelAttrString(object, name.toLatin1().data());
|
|
|
}
|
|
|
}
|
|
|
|
|
|
QVariant PythonQt::getVariable(PyObject* object, const QString& objectname)
|
|
|
{
|
|
|
QVariant result;
|
|
|
PythonQtObjectPtr obj = lookupObject(object, objectname);
|
|
|
if (obj) {
|
|
|
result = PythonQtConv::PyObjToQVariant(obj);
|
|
|
}
|
|
|
return result;
|
|
|
}
|
|
|
|
|
|
QStringList PythonQt::introspection(PyObject* module, const QString& objectname, PythonQt::ObjectType type)
|
|
|
{
|
|
|
QStringList results;
|
|
|
|
|
|
PythonQtObjectPtr object;
|
|
|
if (objectname.isEmpty()) {
|
|
|
object = module;
|
|
|
} else {
|
|
|
object = lookupObject(module, objectname);
|
|
|
if (!object && type == CallOverloads) {
|
|
|
PyObject* dict = lookupObject(module, "__builtins__");
|
|
|
if (dict) {
|
|
|
object = PyDict_GetItemString(dict, objectname.toLatin1().constData());
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
if (object) {
|
|
|
if (type == CallOverloads) {
|
|
|
if (PythonQtSlotFunction_Check(object)) {
|
|
|
PythonQtSlotFunctionObject* o = (PythonQtSlotFunctionObject*)object.object();
|
|
|
PythonQtSlotInfo* info = o->m_ml;
|
|
|
|
|
|
while (info) {
|
|
|
results << info->fullSignature();
|
|
|
info = info->nextInfo();
|
|
|
}
|
|
|
} else if (object->ob_type == &PythonQtClassWrapper_Type) {
|
|
|
PythonQtClassWrapper* o = (PythonQtClassWrapper*)object.object();
|
|
|
PythonQtSlotInfo* info = o->classInfo()->constructors();
|
|
|
|
|
|
while (info) {
|
|
|
results << info->fullSignature();
|
|
|
info = info->nextInfo();
|
|
|
}
|
|
|
} else {
|
|
|
//TODO: use pydoc!
|
|
|
PyObject* doc = PyObject_GetAttrString(object, "__doc__");
|
|
|
if (doc) {
|
|
|
results << PyString_AsString(doc);
|
|
|
Py_DECREF(doc);
|
|
|
}
|
|
|
}
|
|
|
} else {
|
|
|
PyObject* keys = NULL;
|
|
|
bool isDict = false;
|
|
|
if (PyDict_Check(object)) {
|
|
|
keys = PyDict_Keys(object);
|
|
|
isDict = true;
|
|
|
} else {
|
|
|
keys = PyObject_Dir(object);
|
|
|
}
|
|
|
if (keys) {
|
|
|
int count = PyList_Size(keys);
|
|
|
PyObject* key;
|
|
|
PyObject* value;
|
|
|
QString keystr;
|
|
|
for (int i = 0;i<count;i++) {
|
|
|
key = PyList_GetItem(keys,i);
|
|
|
if (isDict) {
|
|
|
value = PyDict_GetItem(object, key);
|
|
|
Py_INCREF(value);
|
|
|
} else {
|
|
|
value = PyObject_GetAttr(object, key);
|
|
|
}
|
|
|
if (!value) continue;
|
|
|
keystr = PyString_AsString(key);
|
|
|
static const QString underscoreStr("__tmp");
|
|
|
if (!keystr.startsWith(underscoreStr)) {
|
|
|
switch (type) {
|
|
|
case Anything:
|
|
|
results << keystr;
|
|
|
break;
|
|
|
case Class:
|
|
|
if (value->ob_type == &PyClass_Type) {
|
|
|
results << keystr;
|
|
|
}
|
|
|
break;
|
|
|
case Variable:
|
|
|
if (value->ob_type != &PyClass_Type
|
|
|
&& value->ob_type != &PyCFunction_Type
|
|
|
&& value->ob_type != &PyFunction_Type
|
|
|
&& value->ob_type != &PyModule_Type
|
|
|
) {
|
|
|
results << keystr;
|
|
|
}
|
|
|
break;
|
|
|
case Function:
|
|
|
if (value->ob_type == &PyFunction_Type ||
|
|
|
value->ob_type == &PyMethod_Type
|
|
|
) {
|
|
|
results << keystr;
|
|
|
}
|
|
|
break;
|
|
|
case Module:
|
|
|
if (value->ob_type == &PyModule_Type) {
|
|
|
results << keystr;
|
|
|
}
|
|
|
break;
|
|
|
default:
|
|
|
std::cerr << "PythonQt: introspection: unknown case" << ", in " << __FILE__ << ":" << __LINE__ << std::endl;
|
|
|
}
|
|
|
}
|
|
|
Py_DECREF(value);
|
|
|
}
|
|
|
Py_DECREF(keys);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
return results;
|
|
|
}
|
|
|
|
|
|
QVariant PythonQt::call(PyObject* object, const QString& name, const QVariantList& args)
|
|
|
{
|
|
|
PythonQtObjectPtr callable = lookupCallable(object, name);
|
|
|
if (callable) {
|
|
|
return call(callable, args);
|
|
|
} else {
|
|
|
return QVariant();
|
|
|
}
|
|
|
}
|
|
|
|
|
|
QVariant PythonQt::call(PyObject* callable, const QVariantList& args)
|
|
|
{
|
|
|
QVariant r;
|
|
|
if (callable) {
|
|
|
PythonQtObjectPtr pargs;
|
|
|
int count = args.size();
|
|
|
if (count>0) {
|
|
|
pargs.setNewRef(PyTuple_New(count));
|
|
|
}
|
|
|
bool err = false;
|
|
|
// transform QVariants to Python
|
|
|
for (int i = 0; i < count; i++) {
|
|
|
PyObject* arg = PythonQtConv::QVariantToPyObject(args.at(i));
|
|
|
if (arg) {
|
|
|
// steals reference, no unref
|
|
|
PyTuple_SetItem(pargs, i,arg);
|
|
|
} else {
|
|
|
err = true;
|
|
|
break;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
if (!err) {
|
|
|
PyErr_Clear();
|
|
|
PythonQtObjectPtr result;
|
|
|
result.setNewRef(PyObject_CallObject(callable, pargs));
|
|
|
if (result) {
|
|
|
// ok
|
|
|
r = PythonQtConv::PyObjToQVariant(result);
|
|
|
} else {
|
|
|
PythonQt::self()->handleError();
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
return r;
|
|
|
}
|
|
|
|
|
|
void PythonQt::addInstanceDecorators(QObject* o)
|
|
|
{
|
|
|
_p->addDecorators(o, PythonQtPrivate::InstanceDecorator);
|
|
|
}
|
|
|
|
|
|
void PythonQt::addClassDecorators(QObject* o)
|
|
|
{
|
|
|
_p->addDecorators(o, PythonQtPrivate::StaticDecorator | PythonQtPrivate::ConstructorDecorator | PythonQtPrivate::DestructorDecorator);
|
|
|
}
|
|
|
|
|
|
void PythonQt::addDecorators(QObject* o)
|
|
|
{
|
|
|
_p->addDecorators(o, PythonQtPrivate::AllDecorators);
|
|
|
}
|
|
|
|
|
|
void PythonQt::registerQObjectClassNames(const QStringList& names)
|
|
|
{
|
|
|
_p->registerQObjectClassNames(names);
|
|
|
}
|
|
|
|
|
|
void PythonQt::setImporter(PythonQtImportFileInterface* importInterface)
|
|
|
{
|
|
|
PythonQtImport::init();
|
|
|
_p->_importInterface = importInterface;
|
|
|
}
|
|
|
|
|
|
void PythonQt::setImporterIgnorePaths(const QStringList& paths)
|
|
|
{
|
|
|
_p->_importIgnorePaths = paths;
|
|
|
}
|
|
|
|
|
|
const QStringList& PythonQt::getImporterIgnorePaths()
|
|
|
{
|
|
|
return _p->_importIgnorePaths;
|
|
|
}
|
|
|
|
|
|
void PythonQt::addWrapperFactory(PythonQtCppWrapperFactory* factory)
|
|
|
{
|
|
|
_p->_cppWrapperFactories.append(factory);
|
|
|
}
|
|
|
|
|
|
//---------------------------------------------------------------------------------------------------
|
|
|
PythonQtPrivate::PythonQtPrivate()
|
|
|
{
|
|
|
_importInterface = NULL;
|
|
|
_defaultImporter = new PythonQtQFileImporter;
|
|
|
_noLongerWrappedCB = NULL;
|
|
|
_wrappedCB = NULL;
|
|
|
_currentClassInfoForClassWrapperCreation = NULL;
|
|
|
}
|
|
|
|
|
|
PythonQtClassInfo* PythonQtPrivate::currentClassInfoForClassWrapperCreation()
|
|
|
{
|
|
|
PythonQtClassInfo* info = _currentClassInfoForClassWrapperCreation;
|
|
|
_currentClassInfoForClassWrapperCreation = NULL;
|
|
|
return info;
|
|
|
}
|
|
|
|
|
|
void PythonQtPrivate::addDecorators(QObject* o, int decoTypes)
|
|
|
{
|
|
|
o->setParent(this);
|
|
|
int numMethods = o->metaObject()->methodCount();
|
|
|
for (int i = 0; i < numMethods; i++) {
|
|
|
QMetaMethod m = o->metaObject()->method(i);
|
|
|
if ((m.methodType() == QMetaMethod::Method ||
|
|
|
m.methodType() == QMetaMethod::Slot) && m.access() == QMetaMethod::Public) {
|
|
|
if (qstrncmp(m.signature(), "new_", 4)==0) {
|
|
|
if ((decoTypes & ConstructorDecorator) == 0) continue;
|
|
|
const PythonQtMethodInfo* info = PythonQtMethodInfo::getCachedMethodInfo(m, NULL);
|
|
|
if (info->parameters().at(0).isPointer) {
|
|
|
QByteArray signature = m.signature();
|
|
|
QByteArray nameOfClass = signature.mid(4, signature.indexOf('(')-4);
|
|
|
PythonQtClassInfo* classInfo = lookupClassInfoAndCreateIfNotPresent(nameOfClass);
|
|
|
PythonQtSlotInfo* newSlot = new PythonQtSlotInfo(NULL, m, i, o, PythonQtSlotInfo::ClassDecorator);
|
|
|
classInfo->addConstructor(newSlot);
|
|
|
}
|
|
|
} else if (qstrncmp(m.signature(), "delete_", 7)==0) {
|
|
|
if ((decoTypes & DestructorDecorator) == 0) continue;
|
|
|
QByteArray signature = m.signature();
|
|
|
QByteArray nameOfClass = signature.mid(7, signature.indexOf('(')-7);
|
|
|
PythonQtClassInfo* classInfo = lookupClassInfoAndCreateIfNotPresent(nameOfClass);
|
|
|
PythonQtSlotInfo* newSlot = new PythonQtSlotInfo(NULL, m, i, o, PythonQtSlotInfo::ClassDecorator);
|
|
|
classInfo->setDestructor(newSlot);
|
|
|
} else if (qstrncmp(m.signature(), "static_", 7)==0) {
|
|
|
if ((decoTypes & StaticDecorator) == 0) continue;
|
|
|
QByteArray signature = m.signature();
|
|
|
QByteArray nameOfClass = signature.mid(signature.indexOf('_')+1);
|
|
|
nameOfClass = nameOfClass.mid(0, nameOfClass.indexOf('_'));
|
|
|
PythonQtClassInfo* classInfo = lookupClassInfoAndCreateIfNotPresent(nameOfClass);
|
|
|
PythonQtSlotInfo* newSlot = new PythonQtSlotInfo(NULL, m, i, o, PythonQtSlotInfo::ClassDecorator);
|
|
|
classInfo->addDecoratorSlot(newSlot);
|
|
|
} else {
|
|
|
if ((decoTypes & InstanceDecorator) == 0) continue;
|
|
|
const PythonQtMethodInfo* info = PythonQtMethodInfo::getCachedMethodInfo(m, NULL);
|
|
|
if (info->parameters().count()>1) {
|
|
|
PythonQtMethodInfo::ParameterInfo p = info->parameters().at(1);
|
|
|
if (p.isPointer) {
|
|
|
PythonQtClassInfo* classInfo = lookupClassInfoAndCreateIfNotPresent(p.name);
|
|
|
PythonQtSlotInfo* newSlot = new PythonQtSlotInfo(NULL, m, i, o, PythonQtSlotInfo::InstanceDecorator);
|
|
|
classInfo->addDecoratorSlot(newSlot);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void PythonQtPrivate::registerQObjectClassNames(const QStringList& names)
|
|
|
{
|
|
|
foreach(QString name, names) {
|
|
|
_knownQObjectClassNames.insert(name.toLatin1(), true);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void PythonQtPrivate::removeSignalEmitter(QObject* obj)
|
|
|
{
|
|
|
_signalReceivers.remove(obj);
|
|
|
}
|
|
|
|
|
|
bool PythonQt::handleError()
|
|
|
{
|
|
|
bool flag = false;
|
|
|
if (PyErr_Occurred()) {
|
|
|
|
|
|
// currently we just print the error and the stderr handler parses the errors
|
|
|
PyErr_Print();
|
|
|
|
|
|
/*
|
|
|
// EXTRA: the format of the ptype and ptraceback is not really documented, so I use PyErr_Print() above
|
|
|
PyObject *ptype;
|
|
|
PyObject *pvalue;
|
|
|
PyObject *ptraceback;
|
|
|
PyErr_Fetch( &ptype, &pvalue, &ptraceback);
|
|
|
|
|
|
Py_XDECREF(ptype);
|
|
|
Py_XDECREF(pvalue);
|
|
|
Py_XDECREF(ptraceback);
|
|
|
*/
|
|
|
PyErr_Clear();
|
|
|
flag = true;
|
|
|
}
|
|
|
return flag;
|
|
|
}
|
|
|
|
|
|
void PythonQt::addSysPath(const QString& path)
|
|
|
{
|
|
|
PythonQtObjectPtr sys;
|
|
|
sys.setNewRef(PyImport_ImportModule("sys"));
|
|
|
PythonQtObjectPtr obj = lookupObject(sys, "path");
|
|
|
PyList_Insert(obj, 0, PythonQtConv::QStringToPyObject(path));
|
|
|
}
|
|
|
|
|
|
void PythonQt::overwriteSysPath(const QStringList& paths)
|
|
|
{
|
|
|
PythonQtObjectPtr sys;
|
|
|
sys.setNewRef(PyImport_ImportModule("sys"));
|
|
|
PyModule_AddObject(sys, "path", PythonQtConv::QStringListToPyList(paths));
|
|
|
}
|
|
|
|
|
|
void PythonQt::setModuleImportPath(PyObject* module, const QStringList& paths)
|
|
|
{
|
|
|
PyModule_AddObject(module, "__path__", PythonQtConv::QStringListToPyList(paths));
|
|
|
}
|
|
|
|
|
|
void PythonQt::stdOutRedirectCB(const QString& str)
|
|
|
{
|
|
|
emit PythonQt::self()->pythonStdOut(str);
|
|
|
}
|
|
|
|
|
|
void PythonQt::stdErrRedirectCB(const QString& str)
|
|
|
{
|
|
|
emit PythonQt::self()->pythonStdErr(str);
|
|
|
}
|
|
|
|
|
|
void PythonQt::setQObjectWrappedCallback(PythonQtQObjectWrappedCB* cb)
|
|
|
{
|
|
|
_p->_wrappedCB = cb;
|
|
|
}
|
|
|
|
|
|
void PythonQt::setQObjectNoLongerWrappedCallback(PythonQtQObjectNoLongerWrappedCB* cb)
|
|
|
{
|
|
|
_p->_noLongerWrappedCB = cb;
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static PyMethodDef PythonQtMethods[] = {
|
|
|
{NULL, NULL, 0, NULL}
|
|
|
};
|
|
|
|
|
|
void PythonQt::initPythonQtModule(bool redirectStdOut)
|
|
|
{
|
|
|
_p->_pythonQtModule = Py_InitModule("PythonQt", PythonQtMethods);
|
|
|
|
|
|
if (redirectStdOut) {
|
|
|
PythonQtObjectPtr sys;
|
|
|
PythonQtObjectPtr out;
|
|
|
PythonQtObjectPtr err;
|
|
|
sys.setNewRef(PyImport_ImportModule("sys"));
|
|
|
// create a redirection object for stdout and stderr
|
|
|
out = PythonQtStdOutRedirectType.tp_new(&PythonQtStdOutRedirectType,NULL, NULL);
|
|
|
((PythonQtStdOutRedirect*)out.object())->_cb = stdOutRedirectCB;
|
|
|
err = PythonQtStdOutRedirectType.tp_new(&PythonQtStdOutRedirectType,NULL, NULL);
|
|
|
((PythonQtStdOutRedirect*)err.object())->_cb = stdErrRedirectCB;
|
|
|
// replace the built in file objects with our own objects
|
|
|
PyModule_AddObject(sys, "stdout", out);
|
|
|
PyModule_AddObject(sys, "stderr", err);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void PythonQt::registerCPPClass(const char* typeName, const char* parentTypeName, const char* package, PythonQtQObjectCreatorFunctionCB* wrapperCreator, PythonQtShellSetInstanceWrapperCB* shell)
|
|
|
{
|
|
|
_p->registerCPPClass(typeName, parentTypeName, package, wrapperCreator, shell);
|
|
|
}
|
|
|
|
|
|
|
|
|
PythonQtClassInfo* PythonQtPrivate::lookupClassInfoAndCreateIfNotPresent(const char* typeName)
|
|
|
{
|
|
|
PythonQtClassInfo* info = _knownClassInfos.value(typeName);
|
|
|
if (!info) {
|
|
|
info = new PythonQtClassInfo();
|
|
|
info->setupCPPObject(typeName);
|
|
|
_knownClassInfos.insert(typeName, info);
|
|
|
}
|
|
|
return info;
|
|
|
}
|
|
|
|
|
|
void PythonQt::addPolymorphicHandler(const char* typeName, PythonQtPolymorphicHandlerCB* cb)
|
|
|
{
|
|
|
_p->addPolymorphicHandler(typeName, cb);
|
|
|
}
|
|
|
|
|
|
void PythonQtPrivate::addPolymorphicHandler(const char* typeName, PythonQtPolymorphicHandlerCB* cb)
|
|
|
{
|
|
|
PythonQtClassInfo* info = lookupClassInfoAndCreateIfNotPresent(typeName);
|
|
|
info->addPolymorphicHandler(cb);
|
|
|
}
|
|
|
|
|
|
bool PythonQt::addParentClass(const char* typeName, const char* parentTypeName, int upcastingOffset)
|
|
|
{
|
|
|
return _p->addParentClass(typeName, parentTypeName, upcastingOffset);
|
|
|
}
|
|
|
|
|
|
bool PythonQtPrivate::addParentClass(const char* typeName, const char* parentTypeName, int upcastingOffset)
|
|
|
{
|
|
|
PythonQtClassInfo* info = _knownClassInfos.value(typeName);
|
|
|
if (info) {
|
|
|
PythonQtClassInfo* parentInfo = lookupClassInfoAndCreateIfNotPresent(parentTypeName);
|
|
|
info->addParentClass(PythonQtClassInfo::ParentClassInfo(parentInfo, upcastingOffset));
|
|
|
return true;
|
|
|
} else {
|
|
|
return false;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void PythonQtPrivate::registerCPPClass(const char* typeName, const char* parentTypeName, const char* package, PythonQtQObjectCreatorFunctionCB* wrapperCreator, PythonQtShellSetInstanceWrapperCB* shell)
|
|
|
{
|
|
|
PythonQtClassInfo* info = lookupClassInfoAndCreateIfNotPresent(typeName);
|
|
|
if (!info->pythonQtClassWrapper()) {
|
|
|
info->setupCPPObject(typeName);
|
|
|
createPythonQtClassWrapper(info, package);
|
|
|
}
|
|
|
if (parentTypeName && strcmp(parentTypeName,"")!=0) {
|
|
|
addParentClass(typeName, parentTypeName, 0);
|
|
|
}
|
|
|
if (wrapperCreator) {
|
|
|
info->setDecoratorProvider(wrapperCreator);
|
|
|
}
|
|
|
if (shell) {
|
|
|
info->setShellSetInstanceWrapperCB(shell);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
PyObject* PythonQtPrivate::packageByName(const char* name)
|
|
|
{
|
|
|
if (name==NULL || name[0]==0) {
|
|
|
return _pythonQtModule;
|
|
|
}
|
|
|
PyObject* v = _packages.value(name);
|
|
|
if (!v) {
|
|
|
v = PyImport_AddModule((QByteArray("PythonQt.") + name).constData());
|
|
|
_packages.insert(name, v);
|
|
|
// AddObject steals the reference, so increment it!
|
|
|
Py_INCREF(v);
|
|
|
PyModule_AddObject(_pythonQtModule, name, v);
|
|
|
}
|
|
|
return v;
|
|
|
}
|
|
|
|
|
|
void PythonQtPrivate::handleVirtualOverloadReturnError(const char* signature, const PythonQtMethodInfo* methodInfo, PyObject* result)
|
|
|
{
|
|
|
QString error = "Return value '" + PythonQtConv::PyObjGetString(result) + "' can not be converted to expected C++ type '" + methodInfo->parameters().at(0).name + "' as return value of virtual method " + signature;
|
|
|
PyErr_SetString(PyExc_AttributeError, error.toLatin1().data());
|
|
|
PythonQt::self()->handleError();
|
|
|
}
|
|
|
|
|
|
PyObject* PythonQt::helpCalled(PythonQtClassInfo* info)
|
|
|
{
|
|
|
if (_p->_initFlags & ExternalHelp) {
|
|
|
emit pythonHelpRequest(QByteArray(info->className()));
|
|
|
return Py_BuildValue("");
|
|
|
} else {
|
|
|
return PyString_FromString(info->help().toLatin1().data());
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void PythonQtPrivate::removeWrapperPointer(void* obj)
|
|
|
{
|
|
|
_wrappedObjects.remove(obj);
|
|
|
}
|
|
|
|
|
|
void PythonQtPrivate::addWrapperPointer(void* obj, PythonQtInstanceWrapper* wrapper)
|
|
|
{
|
|
|
_wrappedObjects.insert(obj, wrapper);
|
|
|
}
|
|
|
|
|
|
PythonQtInstanceWrapper* PythonQtPrivate::findWrapperAndRemoveUnused(void* obj)
|
|
|
{
|
|
|
PythonQtInstanceWrapper* wrap = _wrappedObjects.value(obj);
|
|
|
if (wrap && !wrap->_wrappedPtr && wrap->_obj == NULL) {
|
|
|
// this is a wrapper whose QObject was already removed due to destruction
|
|
|
// so the obj pointer has to be a new QObject with the same address...
|
|
|
// we remove the old one and set the copy to NULL
|
|
|
wrap->_objPointerCopy = NULL;
|
|
|
removeWrapperPointer(obj);
|
|
|
wrap = NULL;
|
|
|
}
|
|
|
return wrap;
|
|
|
}
|
|
|
|
|
|
PythonQtObjectPtr PythonQtPrivate::createModule(const QString& name, PyObject* pycode)
|
|
|
{
|
|
|
PythonQtObjectPtr result;
|
|
|
if (pycode) {
|
|
|
result.setNewRef(PyImport_ExecCodeModule((char*)name.toLatin1().data(), pycode));
|
|
|
} else {
|
|
|
PythonQt::self()->handleError();
|
|
|
}
|
|
|
return result;
|
|
|
}
|
|
|
|
