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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 PythonQtMethodInfo.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 "PythonQtMethodInfo.h"
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#include <iostream>
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QHash<QByteArray, PythonQtMethodInfo*> PythonQtMethodInfo::_cachedSignatures;
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QHash<QByteArray, QByteArray> PythonQtMethodInfo::_parameterNameAliases;
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PythonQtMethodInfo::PythonQtMethodInfo(const QMetaMethod& meta)
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{
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#ifdef PYTHONQT_DEBUG
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QByteArray sig(meta.signature());
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sig = sig.mid(sig.indexOf('('));
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QByteArray fullSig = QByteArray(meta.typeName()) + " " + sig;
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std::cout << "caching " << fullSig.data() << std::endl;
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#endif
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ParameterInfo type;
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fillParameterInfo(type, QByteArray(meta.typeName()));
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_parameters.append(type);
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QByteArray name;
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QList<QByteArray> names = meta.parameterTypes();
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foreach (name, names) {
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fillParameterInfo(type, name);
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_parameters.append(type);
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}
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}
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const PythonQtMethodInfo* PythonQtMethodInfo::getCachedMethodInfo(const QMetaMethod& signal)
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{
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QByteArray sig(signal.signature());
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sig = sig.mid(sig.indexOf('('));
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QByteArray fullSig = QByteArray(signal.typeName()) + " " + sig;
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PythonQtMethodInfo* result = _cachedSignatures.value(fullSig);
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if (!result) {
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result = new PythonQtMethodInfo(signal);
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_cachedSignatures.insert(fullSig, result);
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}
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return result;
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}
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const PythonQtMethodInfo* PythonQtMethodInfo::getCachedMethodInfoFromMetaObjectAndSignature(const QMetaObject* metaObject, const char* signature)
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{
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QByteArray sig = QMetaObject::normalizedSignature(signature);
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int idx = metaObject->indexOfMethod(sig);
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QMetaMethod meta = metaObject->method(idx);
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return PythonQtMethodInfo::getCachedMethodInfo(meta);
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}
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void PythonQtMethodInfo::fillParameterInfo(ParameterInfo& type, const QByteArray& orgName)
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{
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QByteArray name = orgName;
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int len = name.length();
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if (len>0) {
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if (strncmp(name.constData(), "const ", 6)==0) {
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name = name.mid(6);
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len -= 6;
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type.isConst = true;
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} else {
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type.isConst = false;
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}
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bool hadPointer = false;
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bool hadReference = false;
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// remove * and & from the end of the string, handle & and * the same way
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while (name.at(len-1) == '*') {
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len--;
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hadPointer = true;
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}
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while (name.at(len-1) == '&') {
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len--;
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hadReference = true;
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}
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if (len!=name.length()) {
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name = name.left(len);
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}
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type.isPointer = hadPointer;
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QByteArray alias = _parameterNameAliases.value(name);
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if (!alias.isEmpty()) {
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name = alias;
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}
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type.typeId = nameToType(name);
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if (!type.isPointer && type.typeId == Unknown) {
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type.typeId = QMetaType::type(name.constData());
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if (type.typeId == QMetaType::Void) {
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type.typeId = Unknown;
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}
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}
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type.name = name;
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} else {
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type.typeId = QMetaType::Void;
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type.isPointer = false;
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type.isConst = false;
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}
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}
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int PythonQtMethodInfo::nameToType(const char* name)
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{
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if (_parameterTypeDict.isEmpty()) {
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// we could also use QMetaType::nameToType, but that does a string compare search
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// and does not support QVariant
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// QMetaType names
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_parameterTypeDict.insert("long", QMetaType::Long);
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_parameterTypeDict.insert("int", QMetaType::Int);
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_parameterTypeDict.insert("short", QMetaType::Short);
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_parameterTypeDict.insert("char", QMetaType::Char);
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_parameterTypeDict.insert("ulong", QMetaType::ULong);
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_parameterTypeDict.insert("unsigned long", QMetaType::ULong);
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_parameterTypeDict.insert("uint", QMetaType::UInt);
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_parameterTypeDict.insert("unsigned int", QMetaType::UInt);
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_parameterTypeDict.insert("ushort", QMetaType::UShort);
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_parameterTypeDict.insert("unsigned short", QMetaType::UShort);
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_parameterTypeDict.insert("uchar", QMetaType::UChar);
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_parameterTypeDict.insert("unsigned char", QMetaType::UChar);
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_parameterTypeDict.insert("bool", QMetaType::Bool);
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_parameterTypeDict.insert("float", QMetaType::Float);
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_parameterTypeDict.insert("double", QMetaType::Double);
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_parameterTypeDict.insert("qreal", QMetaType::Double);
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_parameterTypeDict.insert("QChar", QMetaType::QChar);
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_parameterTypeDict.insert("QByteArray", QMetaType::QByteArray);
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_parameterTypeDict.insert("Q3CString", QMetaType::QByteArray);
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_parameterTypeDict.insert("QString", QMetaType::QString);
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_parameterTypeDict.insert("", QMetaType::Void);
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_parameterTypeDict.insert("void", QMetaType::Void);
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// QVariant names
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_parameterTypeDict.insert("Q_LLONG", QMetaType::LongLong);
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_parameterTypeDict.insert("Q_ULLONG", QMetaType::ULongLong);
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_parameterTypeDict.insert("qlonglong", QMetaType::LongLong);
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_parameterTypeDict.insert("qulonglong", QMetaType::ULongLong);
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_parameterTypeDict.insert("qint64", QMetaType::LongLong);
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_parameterTypeDict.insert("quint64", QMetaType::ULongLong);
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_parameterTypeDict.insert("QIconSet", QMetaType::QIcon);
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_parameterTypeDict.insert("QVariantMap", QMetaType::QVariantMap);
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_parameterTypeDict.insert("QVariantList", QMetaType::QVariantList);
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_parameterTypeDict.insert("QMap<QString,QVariant>", QMetaType::QVariantMap);
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_parameterTypeDict.insert("QList<QVariant>", QMetaType::QVariantList);
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_parameterTypeDict.insert("QStringList", QMetaType::QStringList);
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_parameterTypeDict.insert("QBitArray", QMetaType::QBitArray);
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_parameterTypeDict.insert("QDate", QMetaType::QDate);
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_parameterTypeDict.insert("QTime", QMetaType::QTime);
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_parameterTypeDict.insert("QDateTime", QMetaType::QDateTime);
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_parameterTypeDict.insert("QUrl", QMetaType::QUrl);
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_parameterTypeDict.insert("QLocale", QMetaType::QLocale);
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_parameterTypeDict.insert("QRect", QMetaType::QRect);
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_parameterTypeDict.insert("QRectf", QMetaType::QRectF);
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_parameterTypeDict.insert("QSize", QMetaType::QSize);
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_parameterTypeDict.insert("QSizef", QMetaType::QSizeF);
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_parameterTypeDict.insert("QLine", QMetaType::QLine);
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_parameterTypeDict.insert("QLinef", QMetaType::QLineF);
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_parameterTypeDict.insert("QPoint", QMetaType::QPoint);
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_parameterTypeDict.insert("QPointf", QMetaType::QPointF);
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_parameterTypeDict.insert("QRegExp", QMetaType::QRegExp);
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// _parameterTypeDict.insert("QColorGroup", QMetaType::QColorGroup);
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_parameterTypeDict.insert("QFont", QMetaType::QFont);
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_parameterTypeDict.insert("QPixmap", QMetaType::QPixmap);
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_parameterTypeDict.insert("QBrush", QMetaType::QBrush);
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_parameterTypeDict.insert("QColor", QMetaType::QColor);
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_parameterTypeDict.insert("QCursor", QMetaType::QCursor);
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_parameterTypeDict.insert("QPalette", QMetaType::QPalette);
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_parameterTypeDict.insert("QIcon", QMetaType::QIcon);
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_parameterTypeDict.insert("QImage", QMetaType::QPolygon);
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_parameterTypeDict.insert("QRegion", QMetaType::QRegion);
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_parameterTypeDict.insert("QBitmap", QMetaType::QBitmap);
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_parameterTypeDict.insert("QSizePolicy", QMetaType::QSizePolicy);
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_parameterTypeDict.insert("QKeySequence", QMetaType::QKeySequence);
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_parameterTypeDict.insert("QPen", QMetaType::QPen);
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_parameterTypeDict.insert("QTextLength", QMetaType::QTextLength);
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_parameterTypeDict.insert("QTextFormat", QMetaType::QTextFormat);
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_parameterTypeDict.insert("QMatrix", QMetaType::QMatrix);
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_parameterTypeDict.insert("QVariant", PythonQtMethodInfo::Variant);
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// own special types... (none so far, could be e.g. ObjectList
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}
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QHash<QByteArray, int>::const_iterator it = _parameterTypeDict.find(name);
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if (it!=_parameterTypeDict.end()) {
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return it.value();
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} else {
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return PythonQtMethodInfo::Unknown;
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}
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}
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void PythonQtMethodInfo::cleanupCachedMethodInfos()
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{
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QHashIterator<QByteArray, PythonQtMethodInfo *> i(_cachedSignatures);
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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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void PythonQtMethodInfo::addParameterTypeAlias(const QByteArray& alias, const QByteArray& name)
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{
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_parameterNameAliases.insert(alias, name);
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}
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//-------------------------------------------------------------------------------------------------
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void PythonQtSlotInfo::deleteOverloadsAndThis()
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{
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PythonQtSlotInfo* cur = this;
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while(cur->nextInfo()) {
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PythonQtSlotInfo* next = cur->nextInfo();
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delete cur;
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cur = next;
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}
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}
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QString PythonQtSlotInfo::fullSignature()
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{
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bool skipFirstArg = isInstanceDecorator();
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QString result = _meta.typeName();
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QByteArray sig = slotName();
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QList<QByteArray> names = _meta.parameterNames();
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bool isStatic = false;
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bool isConstructor = false;
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bool isDestructor = false;
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if (_type == ClassDecorator) {
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if (sig.startsWith("new_")) {
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sig = sig.mid(strlen("new_"));
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isConstructor = true;
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} else if (sig.startsWith("delete_")) {
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sig = sig.mid(strlen("delete_"));
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isDestructor = true;
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} else if(sig.startsWith("static_")) {
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isStatic = true;
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sig = sig.mid(strlen("static_"));
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int idx = sig.indexOf("_");
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if (idx>=0) {
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sig = sig.mid(idx+1);
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}
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}
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}
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result += QByteArray(" ") + sig;
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result += "(";
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int lastEntry = _parameters.count()-1;
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for (int i = skipFirstArg?2:1; i<_parameters.count(); i++) {
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if (_parameters.at(i).isConst) {
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result += "const ";
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}
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result += _parameters.at(i).name;
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if (_parameters.at(i).isPointer) {
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result += "*";
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}
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if (!names.at(i-1).isEmpty()) {
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result += " ";
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result += names.at(i-1);
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}
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if (i!=lastEntry) {
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result += ", ";
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}
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}
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result += ")";
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if (isStatic) {
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result = QString("static ") + result;
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}
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if (isConstructor) {
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// result = QString("constructor ") + result;
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}
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if (isDestructor) {
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result = QString("~") + result;
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}
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return result;
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}
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QByteArray PythonQtSlotInfo::slotName()
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{
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QByteArray sig(_meta.signature());
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int idx = sig.indexOf('(');
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sig = sig.left(idx);
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return sig;
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}
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