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added experimental compacting to avoid generation of hundreds of files that all include the same stuff...
added experimental compacting to avoid generation of hundreds of files that all include the same stuff git-svn-id: svn://svn.code.sf.net/p/pythonqt/code/trunk@128 ea8d5007-eb21-0410-b261-ccb3ea6e24a9
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shellgenerator.cpp
377 lines | 12.5 KiB | text/x-c | CppLexer
/ generator / shellgenerator.cpp
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florianlink
syncing with my current work, updating to 1.2, see changelog...
 r10 /****************************************************************************
**
florianlink
updated generator to LGPLed version from gitorious...
 r87 ** Copyright (C) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
florianlink
syncing with my current work, updating to 1.2, see changelog...
 r10 **
florianlink
updated generator to LGPLed version from gitorious...
 r87 ** This file is part of the Qt Script Generator project on Qt Labs.
florianlink
syncing with my current work, updating to 1.2, see changelog...
 r10 **
florianlink
updated generator to LGPLed version from gitorious...
 r87 ** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
florianlink
syncing with my current work, updating to 1.2, see changelog...
 r10 **
florianlink
updated generator to LGPLed version from gitorious...
 r87 ** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
florianlink
syncing with my current work, updating to 1.2, see changelog...
 r10 **
florianlink
updated generator to LGPLed version from gitorious...
 r87 ** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
florianlink
syncing with my current work, updating to 1.2, see changelog...
 r10 **
****************************************************************************/
#include "shellgenerator.h"
#include "reporthandler.h"
#include "metaqtscript.h"
bool ShellGenerator::shouldGenerate(const AbstractMetaClass *meta_class) const
{
uint cg = meta_class->typeEntry()->codeGeneration();
if (meta_class->name().startsWith("QtScript")) return false;
if (meta_class->name().startsWith("QFuture")) return false;
if (meta_class->name().startsWith("Global")) return false;
if (meta_class->name().startsWith("QStyleOptionComplex")) return false;
if (meta_class->name().startsWith("QTextLayout")) return false;
//if (meta_class->name().startsWith("QTextStream")) return false; // because of >> operators
//if (meta_class->name().startsWith("QDataStream")) return false; // "
return ((cg & TypeEntry::GenerateCode) != 0);
}
void ShellGenerator::writeTypeInfo(QTextStream &s, const AbstractMetaType *type, Option options)
{
if ((options & OriginalTypeDescription) && !type->originalTypeDescription().isEmpty()) {
s << type->originalTypeDescription();
return;
}
if (type->isArray()) {
writeTypeInfo(s, type->arrayElementType(), options);
if (options & ArrayAsPointer) {
s << "*";
} else {
s << "[" << type->arrayElementCount() << "]";
}
return;
}
const TypeEntry *te = type->typeEntry();
if (type->isConstant() && !(options & ExcludeConst))
s << "const ";
if ((options & EnumAsInts) && (te->isEnum() || te->isFlags())) {
s << "int";
} else if (te->isFlags()) {
s << ((FlagsTypeEntry *) te)->originalName();
} else {
s << fixCppTypeName(te->qualifiedCppName());
}
if (type->instantiations().size() > 0
&& (!type->isContainer()
|| (static_cast<const ContainerTypeEntry *>(te))->type() != ContainerTypeEntry::StringListContainer)) {
s << '<';
QList<AbstractMetaType *> args = type->instantiations();
bool nested_template = false;
for (int i=0; i<args.size(); ++i) {
if (i != 0)
s << ", ";
nested_template |= args.at(i)->isContainer();
writeTypeInfo(s, args.at(i));
}
if (nested_template)
s << ' ';
s << '>';
}
s << QString(type->indirections(), '*');
florianlink
added return value conversion from reference to pointer to work around moc limitations, added toString method generation...
 r70 if (type->isReference() && !(options & ExcludeReference) && !(options & ConvertReferenceToPtr))
florianlink
syncing with my current work, updating to 1.2, see changelog...
 r10 s << "&";
florianlink
added return value conversion from reference to pointer to work around moc limitations, added toString method generation...
 r70
if (type->isReference() && (options & ConvertReferenceToPtr)) {
s << "*";
}
florianlink
syncing with my current work, updating to 1.2, see changelog...
 r10
if (!(options & SkipName))
s << ' ';
}
void ShellGenerator::writeFunctionArguments(QTextStream &s, const AbstractMetaClass* owner,
const AbstractMetaArgumentList &arguments,
Option option,
int numArguments)
{
if (numArguments < 0) numArguments = arguments.size();
for (int i=0; i<numArguments; ++i) {
if (i != 0)
s << ", ";
AbstractMetaArgument *arg = arguments.at(i);
writeTypeInfo(s, arg->type(), option);
if (!(option & SkipName))
s << " " << arg->argumentName();
if ((option & IncludeDefaultExpression) && !arg->originalDefaultValueExpression().isEmpty()) {
s << " = ";
QString expr = arg->originalDefaultValueExpression();
if (expr != "0") {
QString qualifier;
if (arg->type()->typeEntry()->isEnum() && expr.indexOf("::") < 0) {
qualifier = ((EnumTypeEntry *)arg->type()->typeEntry())->qualifier();
} else if (arg->type()->typeEntry()->isFlags() && expr.indexOf("::") < 0) {
qualifier = ((FlagsTypeEntry *)arg->type()->typeEntry())->originator()->qualifier();
}
if (!qualifier.isEmpty()) {
s << qualifier << "::";
}
}
if (expr.contains("defaultConnection")) {
expr.replace("defaultConnection","QSqlDatabase::defaultConnection");
}
if (expr == "MediaSource()") {
expr = "Phonon::MediaSource()";
}
s << expr;
}
}
}
/*!
* Writes the function \a meta_function signature to the textstream \a s.
*
* The \a name_prefix can be used to give the function name a prefix,
* like "__public_" or "__override_" and \a classname_prefix can
* be used to give the class name a prefix.
*
* The \a option flags can be used to tweak various parameters, such as
* showing static, original vs renamed name, underscores for space etc.
*
* The \a extra_arguments list is a list of extra arguments on the
* form "bool static_call".
*/
void ShellGenerator::writeFunctionSignature(QTextStream &s,
const AbstractMetaFunction *meta_function,
const AbstractMetaClass *implementor,
const QString &name_prefix,
Option option,
const QString &classname_prefix,
const QStringList &extra_arguments,
int numArguments)
{
// ### remove the implementor
AbstractMetaType *function_type = meta_function->type();
if ((option & SkipReturnType) == 0) {
if (function_type) {
writeTypeInfo(s, function_type, option);
s << " ";
} else if (!meta_function->isConstructor()) {
s << "void ";
}
}
if (implementor) {
if (classname_prefix.isEmpty())
florianlink
- added support for deriving CPP classes in Python and to override all public and protected virtual functions from PythonQt...
 r24 s << wrapperClassName(implementor) << "::";
florianlink
syncing with my current work, updating to 1.2, see changelog...
 r10 else
s << classname_prefix << implementor->name() << "::";
}
QString function_name;
if (option & OriginalName)
function_name = meta_function->originalName();
else
function_name = meta_function->name();
if (option & UnderscoreSpaces)
function_name = function_name.replace(' ', '_');
if (meta_function->isConstructor())
function_name = meta_function->ownerClass()->name();
if (meta_function->isStatic() && (option & ShowStatic)) {
function_name = "static_" + meta_function->ownerClass()->name() + "_" + function_name;
}
if (function_name.startsWith("operator")) {
function_name = meta_function->name();
}
s << name_prefix << function_name;
if (meta_function->attributes() & AbstractMetaAttributes::SetterFunction)
s << "_setter";
else if (meta_function->attributes() & AbstractMetaAttributes::GetterFunction)
s << "_getter";
s << "(";
florianlink
- added support for deriving CPP classes in Python and to override all public and protected virtual functions from PythonQt...
 r24 if ((option & FirstArgIsWrappedObject) && meta_function->ownerClass() && !meta_function->isConstructor() && !meta_function->isStatic()) {
florianlink
syncing with my current work, updating to 1.2, see changelog...
 r10 s << meta_function->ownerClass()->qualifiedCppName() << "* theWrappedObject";
if (meta_function->arguments().size() != 0) {
s << ", ";
}
}
florianlink
added return value conversion from reference to pointer to work around moc limitations, added toString method generation...
 r70 writeFunctionArguments(s, meta_function->ownerClass(), meta_function->arguments(), Option(option & Option(~ConvertReferenceToPtr)), numArguments);
florianlink
syncing with my current work, updating to 1.2, see changelog...
 r10
// The extra arguments...
for (int i=0; i<extra_arguments.size(); ++i) {
if (i > 0 || meta_function->arguments().size() != 0)
s << ", ";
s << extra_arguments.at(i);
}
s << ")";
if (meta_function->isConstant())
s << " const";
}
florianlink
- added support for deriving CPP classes in Python and to override all public and protected virtual functions from PythonQt...
 r24
AbstractMetaFunctionList ShellGenerator::getFunctionsToWrap(const AbstractMetaClass* meta_class)
{
AbstractMetaFunctionList functions = meta_class->queryFunctions(
AbstractMetaClass::NormalFunctions | AbstractMetaClass::WasPublic
| AbstractMetaClass::NotRemovedFromTargetLang | AbstractMetaClass::ClassImplements
);
AbstractMetaFunctionList functions2 = meta_class->queryFunctions(
AbstractMetaClass::VirtualFunctions | AbstractMetaClass::WasVisible
| AbstractMetaClass::NotRemovedFromTargetLang | AbstractMetaClass::ClassImplements
);
QSet<AbstractMetaFunction*> set1 = QSet<AbstractMetaFunction*>::fromList(functions);
foreach(AbstractMetaFunction* func, functions2) {
set1.insert(func);
}
AbstractMetaFunctionList resultFunctions;
foreach(AbstractMetaFunction* func, set1.toList()) {
if (!func->isAbstract() && func->implementingClass()==meta_class) {
resultFunctions << func;
}
}
return resultFunctions;
}
AbstractMetaFunctionList ShellGenerator::getVirtualFunctionsForShell(const AbstractMetaClass* meta_class)
{
AbstractMetaFunctionList functions = meta_class->queryFunctions(
AbstractMetaClass::VirtualFunctions | AbstractMetaClass::WasVisible
// | AbstractMetaClass::NotRemovedFromTargetLang
);
return functions;
}
AbstractMetaFunctionList ShellGenerator::getProtectedFunctionsThatNeedPromotion(const AbstractMetaClass* meta_class)
{
AbstractMetaFunctionList functions;
AbstractMetaFunctionList functions1 = getFunctionsToWrap(meta_class);
foreach(AbstractMetaFunction* func, functions1) {
florianlink
- upgraded generator to generate polymorphic handlers for downcasting...
 r29 if (!func->isPublic() || func->isVirtual()) {
florianlink
- added support for deriving CPP classes in Python and to override all public and protected virtual functions from PythonQt...
 r24 functions << func;
}
}
return functions;
}
/*!
Writes the include defined by \a inc to \a stream.
*/
void ShellGenerator::writeInclude(QTextStream &stream, const Include &inc)
{
if (inc.name.isEmpty())
return;
if (inc.type == Include::TargetLangImport)
return;
stream << "#include ";
if (inc.type == Include::IncludePath)
stream << "<";
else
stream << "\"";
stream << inc.name;
if (inc.type == Include::IncludePath)
stream << ">";
else
stream << "\"";
stream << endl;
}
/*!
Returns true if the given function \a fun is operator>>() or
operator<<() that streams from/to a Q{Data,Text}Stream, false
otherwise.
*/
bool ShellGenerator::isSpecialStreamingOperator(const AbstractMetaFunction *fun)
{
return ((fun->functionType() == AbstractMetaFunction::GlobalScopeFunction)
&& (fun->arguments().size() == 1)
&& (((fun->originalName() == "operator>>") && (fun->modifiedName() == "readFrom"))
|| ((fun->originalName() == "operator<<") && (fun->modifiedName() == "writeTo"))));
}
bool ShellGenerator::isBuiltIn(const QString& name) {
static QSet<QString> builtIn;
if (builtIn.isEmpty()) {
builtIn.insert("Qt");
builtIn.insert("QFont");
builtIn.insert("QPixmap");
builtIn.insert("QBrush");
florianlink
added experimental compacting to avoid generation of hundreds of files that all include the same stuff...
 r92 builtIn.insert("QBitArray");
florianlink
- added support for deriving CPP classes in Python and to override all public and protected virtual functions from PythonQt...
 r24 builtIn.insert("QPalette");
florianlink
added experimental compacting to avoid generation of hundreds of files that all include the same stuff...
 r92 builtIn.insert("QPen");
florianlink
- added support for deriving CPP classes in Python and to override all public and protected virtual functions from PythonQt...
 r24 builtIn.insert("QIcon");
builtIn.insert("QImage");
builtIn.insert("QPolygon");
builtIn.insert("QRegion");
builtIn.insert("QBitmap");
builtIn.insert("QCursor");
builtIn.insert("QColor");
builtIn.insert("QSizePolicy");
builtIn.insert("QKeySequence");
builtIn.insert("QTextLength");
builtIn.insert("QTextFormat");
builtIn.insert("QMatrix");
builtIn.insert("QDate");
builtIn.insert("QTime");
builtIn.insert("QDateTime");
builtIn.insert("QUrl");
builtIn.insert("QLocale");
builtIn.insert("QRect");
builtIn.insert("QRectF");
builtIn.insert("QSize");
builtIn.insert("QSizeF");
builtIn.insert("QLine");
builtIn.insert("QLineF");
builtIn.insert("QPoint");
builtIn.insert("QPointF");
builtIn.insert("QRegExp");
}
return builtIn.contains(name);
}
florianlink
added experimental compacting to avoid generation of hundreds of files that all include the same stuff...
 r92