365 lines
12 KiB
C
365 lines
12 KiB
C
|
/****************************************************************************
|
||
|
|
**
|
||
|
|
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
|
||
|
|
**
|
||
|
|
** This file is part of the plugins of the Qt Toolkit.
|
||
|
|
**
|
||
|
|
** This file may be used under the terms of the GNU General Public
|
||
|
|
** License version 2.0 as published by the Free Software Foundation
|
||
|
|
** and appearing in the file LICENSE.GPL included in the packaging of
|
||
|
|
** this file. Please review the following information to ensure GNU
|
||
|
|
** General Public Licensing requirements will be met:
|
||
|
|
** http://trolltech.com/products/qt/licenses/licensing/opensource/
|
||
|
|
**
|
||
|
|
** If you are unsure which license is appropriate for your use, please
|
||
|
|
** review the following information:
|
||
|
|
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
|
||
|
|
** or contact the sales department at sales@trolltech.com.
|
||
|
|
**
|
||
|
|
** In addition, as a special exception, Trolltech gives you certain
|
||
|
|
** additional rights. These rights are described in the Trolltech GPL
|
||
|
|
** Exception version 1.0, which can be found at
|
||
|
|
** http://www.trolltech.com/products/qt/gplexception/ and in the file
|
||
|
|
** GPL_EXCEPTION.txt in this package.
|
||
|
|
**
|
||
|
|
** In addition, as a special exception, Trolltech, as the sole copyright
|
||
|
|
** holder for Qt Designer, grants users of the Qt/Eclipse Integration
|
||
|
|
** plug-in the right for the Qt/Eclipse Integration to link to
|
||
|
|
** functionality provided by Qt Designer and its related libraries.
|
||
|
|
**
|
||
|
|
** Trolltech reserves all rights not expressly granted herein.
|
||
|
|
**
|
||
|
|
** Trolltech ASA (c) 2007
|
||
|
|
**
|
||
|
|
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
|
||
|
|
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
|
||
|
|
**
|
||
|
|
****************************************************************************/
|
||
|
|
#ifndef QTSCRIPTEXTENSIONS_GLOBAL_H
|
||
|
|
#define QTSCRIPTEXTENSIONS_GLOBAL_H
|
||
|
|
|
||
|
|
#include <QtCore/QSharedData>
|
||
|
|
#include <QScriptEngine>
|
||
|
|
|
||
|
|
#define DECLARE_SELF(Class, __fn__) \
|
||
|
|
Class* self = qscriptvalue_cast<Class*>(ctx->thisObject()); \
|
||
|
|
if (!self) { \
|
||
|
|
return ctx->throwError(QScriptContext::TypeError, \
|
||
|
|
QString::fromLatin1("%0.prototype.%1: this object is not a %0") \
|
||
|
|
.arg(#Class).arg(#__fn__)); \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define DECLARE_SELF2(Class, __fn__, __ret__) \
|
||
|
|
Class* self = qscriptvalue_cast<Class*>(thisObject()); \
|
||
|
|
if (!self) { \
|
||
|
|
context()->throwError(QScriptContext::TypeError, \
|
||
|
|
QString::fromLatin1("%0.prototype.%1: this object is not a %0") \
|
||
|
|
.arg(#Class).arg(#__fn__)); \
|
||
|
|
return __ret__; \
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#define ADD_METHOD(__p__, __f__) \
|
||
|
|
__p__.setProperty(#__f__, __p__.engine()->newFunction(__f__))
|
||
|
|
|
||
|
|
#define ADD_GET_METHOD(__p__, __get__) \
|
||
|
|
ADD_METHOD(__p__, __get__)
|
||
|
|
|
||
|
|
#define ADD_GET_SET_METHODS(__p__, __get__, __set__) \
|
||
|
|
do { \
|
||
|
|
ADD_METHOD(__p__, __get__); \
|
||
|
|
ADD_METHOD(__p__, __set__); \
|
||
|
|
} while (0);
|
||
|
|
|
||
|
|
#define ADD_CTOR_FUNCTION(__c__, __f__) ADD_METHOD(__c__, __f__)
|
||
|
|
|
||
|
|
#define ADD_ENUM_VALUE(__c__, __ns__, __v__) \
|
||
|
|
__c__.setProperty(#__v__, QScriptValue(__c__.engine(), __ns__::__v__))
|
||
|
|
|
||
|
|
|
||
|
|
#define BEGIN_DECLARE_METHOD(Class, __mtd__) \
|
||
|
|
static QScriptValue __mtd__(QScriptContext *ctx, QScriptEngine *eng) \
|
||
|
|
{ \
|
||
|
|
DECLARE_SELF(Class, __mtd__);
|
||
|
|
|
||
|
|
#define END_DECLARE_METHOD \
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
#define DECLARE_GET_METHOD(Class, __get__) \
|
||
|
|
BEGIN_DECLARE_METHOD(Class, __get__) { \
|
||
|
|
return qScriptValueFromValue(eng, self->__get__()); \
|
||
|
|
} END_DECLARE_METHOD
|
||
|
|
|
||
|
|
#define DECLARE_SET_METHOD(Class, T, __set__) \
|
||
|
|
BEGIN_DECLARE_METHOD(Class, __set__) { \
|
||
|
|
self->__set__(qscriptvalue_cast<T>(ctx->argument(0))); \
|
||
|
|
return eng->undefinedValue(); \
|
||
|
|
} END_DECLARE_METHOD
|
||
|
|
|
||
|
|
#define DECLARE_GET_SET_METHODS(Class, T, __get__, __set__) \
|
||
|
|
DECLARE_GET_METHOD(Class, /*T,*/ __get__) \
|
||
|
|
DECLARE_SET_METHOD(Class, T, __set__)
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
#define DECLARE_SIMPLE_GET_METHOD(Class, __get__) \
|
||
|
|
BEGIN_DECLARE_METHOD(Class, __get__) { \
|
||
|
|
return QScriptValue(eng, self->__get__()); \
|
||
|
|
} END_DECLARE_METHOD
|
||
|
|
|
||
|
|
#define DECLARE_SIMPLE_SET_METHOD(Class, ToType, __set__) \
|
||
|
|
BEGIN_DECLARE_METHOD(Class, __set__) { \
|
||
|
|
self->__set__(ctx->argument(0).ToType()); \
|
||
|
|
return eng->undefinedValue(); \
|
||
|
|
} END_DECLARE_METHOD
|
||
|
|
|
||
|
|
#define DECLARE_BOOLEAN_GET_METHOD(Class, __set__) \
|
||
|
|
DECLARE_SIMPLE_GET_METHOD(Class, __set__)
|
||
|
|
#define DECLARE_BOOLEAN_SET_METHOD(Class, __set__) \
|
||
|
|
DECLARE_SIMPLE_SET_METHOD(Class, toBoolean, __set__)
|
||
|
|
|
||
|
|
#define DECLARE_INT_GET_METHOD(Class, __set__) \
|
||
|
|
DECLARE_SIMPLE_GET_METHOD(Class, __set__)
|
||
|
|
#define DECLARE_INT_SET_METHOD(Class, __set__) \
|
||
|
|
DECLARE_SIMPLE_SET_METHOD(Class, toInt32, __set__)
|
||
|
|
|
||
|
|
#define DECLARE_NUMBER_GET_METHOD(Class, __set__) \
|
||
|
|
DECLARE_SIMPLE_GET_METHOD(Class, __set__)
|
||
|
|
#define DECLARE_NUMBER_SET_METHOD(Class, __set__) \
|
||
|
|
DECLARE_SIMPLE_SET_METHOD(Class, toNumber, __set__)
|
||
|
|
|
||
|
|
#define DECLARE_STRING_GET_METHOD(Class, __set__) \
|
||
|
|
DECLARE_SIMPLE_GET_METHOD(Class, __set__)
|
||
|
|
#define DECLARE_STRING_SET_METHOD(Class, __set__) \
|
||
|
|
DECLARE_SIMPLE_SET_METHOD(Class, toString, __set__)
|
||
|
|
|
||
|
|
#define DECLARE_QOBJECT_GET_METHOD(Class, __get__) \
|
||
|
|
BEGIN_DECLARE_METHOD(Class, __get__) { \
|
||
|
|
return eng->newQObject(self->__get__()); \
|
||
|
|
} END_DECLARE_METHOD
|
||
|
|
#define DECLARE_QOBJECT_SET_METHOD(Class, __set__) \
|
||
|
|
DECLARE_SIMPLE_SET_METHOD(Class, toQObject, __set__)
|
||
|
|
|
||
|
|
#define DECLARE_BOOLEAN_GET_SET_METHODS(Class, __get__, __set__) \
|
||
|
|
DECLARE_BOOLEAN_GET_METHOD(Class, __get__) \
|
||
|
|
DECLARE_BOOLEAN_SET_METHOD(Class, __set__)
|
||
|
|
|
||
|
|
#define DECLARE_NUMBER_GET_SET_METHODS(Class, __get__, __set__) \
|
||
|
|
DECLARE_NUMBER_GET_METHOD(Class, __get__) \
|
||
|
|
DECLARE_NUMBER_SET_METHOD(Class, __set__)
|
||
|
|
|
||
|
|
#define DECLARE_INT_GET_SET_METHODS(Class, __get__, __set__) \
|
||
|
|
DECLARE_INT_GET_METHOD(Class, __get__) \
|
||
|
|
DECLARE_INT_SET_METHOD(Class, __set__)
|
||
|
|
|
||
|
|
#define DECLARE_STRING_GET_SET_METHODS(Class, __get__, __set__) \
|
||
|
|
DECLARE_STRING_GET_METHOD(Class, __get__) \
|
||
|
|
DECLARE_STRING_SET_METHOD(Class, __set__)
|
||
|
|
|
||
|
|
#define DECLARE_QOBJECT_GET_SET_METHODS(Class, __get__, __set__) \
|
||
|
|
DECLARE_QOBJECT_GET_METHOD(Class, __get__) \
|
||
|
|
DECLARE_QOBJECT_SET_METHOD(Class, __set__)
|
||
|
|
|
||
|
|
|
||
|
|
#define DECLARE_VOID_METHOD(Class, __fun__) \
|
||
|
|
BEGIN_DECLARE_METHOD(Class, __fun__) { \
|
||
|
|
self->__fun__(); \
|
||
|
|
return eng->undefinedValue(); \
|
||
|
|
} END_DECLARE_METHOD
|
||
|
|
|
||
|
|
#define DECLARE_VOID_NUMBER_METHOD(Class, __fun__) \
|
||
|
|
BEGIN_DECLARE_METHOD(Class, __fun__) { \
|
||
|
|
self->__fun__(ctx->argument(0).toNumber()); \
|
||
|
|
return eng->undefinedValue(); \
|
||
|
|
} END_DECLARE_METHOD
|
||
|
|
|
||
|
|
#define DECLARE_VOID_NUMBER_NUMBER_METHOD(Class, __fun__) \
|
||
|
|
BEGIN_DECLARE_METHOD(Class, __fun__) { \
|
||
|
|
self->__fun__(ctx->argument(0).toNumber(), ctx->argument(1).toNumber()); \
|
||
|
|
return eng->undefinedValue(); \
|
||
|
|
} END_DECLARE_METHOD
|
||
|
|
|
||
|
|
#define DECLARE_VOID_QUAD_NUMBER_METHOD(Class, __fun__) \
|
||
|
|
BEGIN_DECLARE_METHOD(Class, __fun__) { \
|
||
|
|
self->__fun__(ctx->argument(0).toNumber(), ctx->argument(1).toNumber(), ctx->argument(2).toNumber(), ctx->argument(3).toNumber()); \
|
||
|
|
return eng->undefinedValue(); \
|
||
|
|
} END_DECLARE_METHOD
|
||
|
|
|
||
|
|
#define DECLARE_VOID_1ARG_METHOD(Class, ArgType, __fun__) \
|
||
|
|
BEGIN_DECLARE_METHOD(Class, __fun__) { \
|
||
|
|
self->__fun__(qscriptvalue_cast<ArgType>(ctx->argument(0))); \
|
||
|
|
return eng->undefinedValue(); \
|
||
|
|
} END_DECLARE_METHOD
|
||
|
|
|
||
|
|
#define DECLARE_BOOLEAN_1ARG_METHOD(Class, ArgType, __fun__) \
|
||
|
|
BEGIN_DECLARE_METHOD(Class, __fun__) { \
|
||
|
|
return QScriptValue(eng, self->__fun__(qscriptvalue_cast<ArgType>(ctx->argument(0)))); \
|
||
|
|
} END_DECLARE_METHOD
|
||
|
|
|
||
|
|
|
||
|
|
#define DECLARE_POINTER_METATYPE(T) \
|
||
|
|
Q_DECLARE_METATYPE(T*) \
|
||
|
|
Q_DECLARE_METATYPE(QScript::Pointer<T>::wrapped_pointer_type)
|
||
|
|
|
||
|
|
namespace QScript
|
||
|
|
{
|
||
|
|
|
||
|
|
enum {
|
||
|
|
UserOwnership = 1
|
||
|
|
};
|
||
|
|
|
||
|
|
template <typename T>
|
||
|
|
class Pointer : public QSharedData
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
typedef T* pointer_type;
|
||
|
|
typedef QExplicitlySharedDataPointer<Pointer<T> > wrapped_pointer_type;
|
||
|
|
|
||
|
|
~Pointer()
|
||
|
|
{
|
||
|
|
if (!(m_flags & UserOwnership))
|
||
|
|
delete m_value;
|
||
|
|
}
|
||
|
|
|
||
|
|
operator T*()
|
||
|
|
{
|
||
|
|
return m_value;
|
||
|
|
}
|
||
|
|
|
||
|
|
operator const T*() const
|
||
|
|
{
|
||
|
|
return m_value;
|
||
|
|
}
|
||
|
|
|
||
|
|
static wrapped_pointer_type create(T *value, uint flags = 0)
|
||
|
|
{
|
||
|
|
return wrapped_pointer_type(new Pointer(value, flags));
|
||
|
|
}
|
||
|
|
|
||
|
|
static QScriptValue toScriptValue(QScriptEngine *engine, T* const &source)
|
||
|
|
{
|
||
|
|
if (!source)
|
||
|
|
return engine->nullValue();
|
||
|
|
return engine->newVariant(qVariantFromValue(source));
|
||
|
|
}
|
||
|
|
|
||
|
|
static void fromScriptValue(const QScriptValue &value, T* &target)
|
||
|
|
{
|
||
|
|
if (value.isVariant()) {
|
||
|
|
QVariant var = value.toVariant();
|
||
|
|
if (qVariantCanConvert<T*>(var)) {
|
||
|
|
target = qvariant_cast<T*>(var);
|
||
|
|
} else if (qVariantCanConvert<wrapped_pointer_type>(var)) {
|
||
|
|
target = qvariant_cast<wrapped_pointer_type>(var)->operator T*();
|
||
|
|
} else {
|
||
|
|
// look in prototype chain
|
||
|
|
target = 0;
|
||
|
|
int type = qMetaTypeId<T*>();
|
||
|
|
int pointerType = qMetaTypeId<wrapped_pointer_type>();
|
||
|
|
QScriptValue proto = value.prototype();
|
||
|
|
while (proto.isObject() && proto.isVariant()) {
|
||
|
|
int protoType = proto.toVariant().userType();
|
||
|
|
if ((type == protoType) || (pointerType == protoType)) {
|
||
|
|
QByteArray name = QMetaType::typeName(var.userType());
|
||
|
|
if (name.startsWith("QScript::Pointer<")) {
|
||
|
|
target = (*reinterpret_cast<wrapped_pointer_type*>(var.data()))->operator T*();
|
||
|
|
break;
|
||
|
|
} else {
|
||
|
|
target = static_cast<T*>(var.data());
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
proto = proto.prototype();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else if (value.isQObject()) {
|
||
|
|
QObject *qobj = value.toQObject();
|
||
|
|
QByteArray typeName = QMetaType::typeName(qMetaTypeId<T*>());
|
||
|
|
target = reinterpret_cast<T*>(qobj->qt_metacast(typeName.left(typeName.size()-1)));
|
||
|
|
} else {
|
||
|
|
target = 0;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
uint flags() const
|
||
|
|
{ return m_flags; }
|
||
|
|
void setFlags(uint flags)
|
||
|
|
{ m_flags = flags; }
|
||
|
|
void unsetFlags(uint flags)
|
||
|
|
{ m_flags &= ~flags; }
|
||
|
|
|
||
|
|
protected:
|
||
|
|
Pointer(T* value, uint flags)
|
||
|
|
: m_flags(flags), m_value(value)
|
||
|
|
{}
|
||
|
|
|
||
|
|
private:
|
||
|
|
uint m_flags;
|
||
|
|
T* m_value;
|
||
|
|
};
|
||
|
|
|
||
|
|
template <typename T>
|
||
|
|
int registerPointerMetaType(
|
||
|
|
QScriptEngine *eng,
|
||
|
|
const QScriptValue &prototype = QScriptValue(),
|
||
|
|
T * /* dummy */ = 0
|
||
|
|
)
|
||
|
|
{
|
||
|
|
QScriptValue (*mf)(QScriptEngine *, T* const &) = Pointer<T>::toScriptValue;
|
||
|
|
void (*df)(const QScriptValue &, T* &) = Pointer<T>::fromScriptValue;
|
||
|
|
const int id = qMetaTypeId<T*>();
|
||
|
|
qScriptRegisterMetaType_helper(
|
||
|
|
eng, id, reinterpret_cast<QScriptEngine::MarshalFunction>(mf),
|
||
|
|
reinterpret_cast<QScriptEngine::DemarshalFunction>(df),
|
||
|
|
prototype);
|
||
|
|
eng->setDefaultPrototype(qMetaTypeId<typename Pointer<T>::wrapped_pointer_type>(), prototype);
|
||
|
|
return id;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline void maybeReleaseOwnership(const QScriptValue &value)
|
||
|
|
{
|
||
|
|
if (value.isVariant()) {
|
||
|
|
QVariant var = value.toVariant();
|
||
|
|
QByteArray name = QMetaType::typeName(var.userType());
|
||
|
|
if (name.startsWith("QScript::Pointer<"))
|
||
|
|
(*reinterpret_cast<Pointer<void*>::wrapped_pointer_type *>(var.data()))->setFlags(UserOwnership);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
inline void maybeTakeOwnership(const QScriptValue &value)
|
||
|
|
{
|
||
|
|
if (value.isVariant()) {
|
||
|
|
QVariant var = value.toVariant();
|
||
|
|
QByteArray name = QMetaType::typeName(var.userType());
|
||
|
|
if (name.startsWith("QScript::Pointer<"))
|
||
|
|
(*reinterpret_cast<Pointer<void*>::wrapped_pointer_type *>(var.data()))->unsetFlags(UserOwnership);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
template <class T>
|
||
|
|
inline QScriptValue wrapPointer(QScriptEngine *eng, T *ptr, uint flags = 0)
|
||
|
|
{
|
||
|
|
return eng->newVariant(qVariantFromValue(Pointer<T>::create(ptr, flags)));
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace QScript
|
||
|
|
|
||
|
|
#ifdef QGRAPHICSITEM_H
|
||
|
|
|
||
|
|
namespace QScript {
|
||
|
|
|
||
|
|
template <class T>
|
||
|
|
inline QScriptValue wrapGVPointer(QScriptEngine *eng, T *item)
|
||
|
|
{
|
||
|
|
uint flags = item->parentItem() ? UserOwnership : 0;
|
||
|
|
return wrapPointer<T>(eng, item, flags);
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace QScript
|
||
|
|
|
||
|
|
#endif // QGRAPHICSITEM_H
|
||
|
|
|
||
|
|
#endif // QTSCRIPTEXTENSIONS_GLOBAL_H
|