You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
tqtinterface/qtinterface/qt4/Qt/qobjectdefs.h

485 lines
17 KiB

/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 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 the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QOBJECTDEFS_H
#define QOBJECTDEFS_H
#include <QtCore/qnamespace.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Core)
class QByteArray;
class QString;
#ifndef Q_MOC_OUTPUT_REVISION
#define Q_MOC_OUTPUT_REVISION 62
#endif
// The following macros are our "extensions" to C++
// They are used, strictly speaking, only by the moc.
#ifndef Q_MOC_RUN
# if defined(QT_NO_KEYWORDS)
# define QT_NO_EMIT
# else
# define slots
# define signals protected
# endif
# define Q_SLOTS
# define Q_SIGNALS protected
# define Q_PRIVATE_SLOT(d, signature)
# define Q_EMIT
#ifndef QT_NO_EMIT
# define emit
#endif
#define Q_CLASSINFO(name, value)
#define Q_INTERFACES(x)
#define Q_PROPERTY(text)
#define Q_OVERRIDE(text)
#define Q_ENUMS(x)
#define Q_FLAGS(x)
#ifdef QT3_SUPPORT
# define Q_SETS(x)
#endif
#define Q_SCRIPTABLE
#define Q_INVOKABLE
#define Q_SIGNAL
#define Q_SLOT
#ifndef QT_NO_TRANSLATION
# ifndef QT_NO_TEXTCODEC
// full set of tr functions
// ### Qt 5: merge overloads
# define QT_TR_FUNCTIONS \
static inline QString tr(const char *s, const char *c = 0) \
{ return staticMetaObject.tr(s, c); } \
static inline QString trUtf8(const char *s, const char *c = 0) \
{ return staticMetaObject.trUtf8(s, c); } \
static inline QString tr(const char *s, const char *c, int n) \
{ return staticMetaObject.tr(s, c, n); } \
static inline QString trUtf8(const char *s, const char *c, int n) \
{ return staticMetaObject.trUtf8(s, c, n); }
# else
// no QTextCodec, no utf8
// ### Qt 5: merge overloads
# define QT_TR_FUNCTIONS \
static inline QString tr(const char *s, const char *c = 0) \
{ return staticMetaObject.tr(s, c); } \
static inline QString tr(const char *s, const char *c, int n) \
{ return staticMetaObject.tr(s, c, n); }
# endif
#else
// inherit the ones from QObject
# define QT_TR_FUNCTIONS
#endif
#if defined(QT_NO_MEMBER_TEMPLATES) || defined(QT_NO_QOBJECT_CHECK)
/* tmake ignore Q_OBJECT */
#define Q_OBJECT_CHECK
#else
/* This is a compile time check that ensures that any class cast with qobject_cast
actually contains a Q_OBJECT macro. Note: qobject_cast will fail if a QObject
subclass doesn't contain Q_OBJECT.
In qt_check_for_QOBJECT_macro, we call a dummy templated function with two
parameters, the first being "this" and the other the target of the qobject
cast. If the types are not identical, we know that a Q_OBJECT macro is missing.
If you get a compiler error here, make sure that the class you are casting
to contains a Q_OBJECT macro.
*/
/* tmake ignore Q_OBJECT */
#define Q_OBJECT_CHECK \
template <typename T> inline void qt_check_for_QOBJECT_macro(const T &_q_argument) const \
{ int i = qYouForgotTheQ_OBJECT_Macro(this, &_q_argument); i = i; }
template <typename T>
inline int qYouForgotTheQ_OBJECT_Macro(T, T) { return 0; }
template <typename T1, typename T2>
inline void qYouForgotTheQ_OBJECT_Macro(T1, T2) {}
#endif // QT_NO_MEMBER_TEMPLATES
#ifdef Q_NO_DATA_RELOCATION
#define Q_OBJECT_GETSTATICMETAOBJECT static const QMetaObject &getStaticMetaObject();
#else
#define Q_OBJECT_GETSTATICMETAOBJECT
#endif
/* tmake ignore Q_OBJECT */
#define Q_OBJECT \
public: \
Q_OBJECT_CHECK \
static const QMetaObject staticMetaObject; \
Q_OBJECT_GETSTATICMETAOBJECT \
virtual const QMetaObject *metaObject() const; \
virtual void *qt_metacast(const char *); \
QT_TR_FUNCTIONS \
virtual int qt_metacall(QMetaObject::Call, int, void **); \
private:
/* tmake ignore Q_OBJECT */
#define Q_OBJECT_FAKE Q_OBJECT
/* tmake ignore Q_GADGET */
#define Q_GADGET \
public: \
static const QMetaObject staticMetaObject; \
Q_OBJECT_GETSTATICMETAOBJECT \
private:
#else // Q_MOC_RUN
#define slots slots
#define signals signals
#define Q_SLOTS Q_SLOTS
#define Q_SIGNALS Q_SIGNALS
#define Q_CLASSINFO(name, value) Q_CLASSINFO(name, value)
#define Q_INTERFACES(x) Q_INTERFACES(x)
#define Q_PROPERTY(text) Q_PROPERTY(text)
#define Q_OVERRIDE(text) Q_OVERRIDE(text)
#define Q_ENUMS(x) Q_ENUMS(x)
#define Q_FLAGS(x) Q_FLAGS(x)
#ifdef QT3_SUPPORT
# define Q_SETS(x) Q_SETS(x)
#endif
/* tmake ignore Q_OBJECT */
#define Q_OBJECT Q_OBJECT
/* tmake ignore Q_OBJECT */
#define Q_OBJECT_FAKE Q_OBJECT_FAKE
/* tmake ignore Q_GADGET */
#define Q_GADGET Q_GADGET
#define Q_SCRIPTABLE Q_SCRIPTABLE
#define Q_INVOKABLE Q_INVOKABLE
#define Q_SIGNAL Q_SIGNAL
#define Q_SLOT Q_SLOT
#endif //Q_MOC_RUN
// macro for onaming members
#ifdef METHOD
#undef METHOD
#endif
#ifdef SLOT
#undef SLOT
#endif
#ifdef SIGNAL
#undef SIGNAL
#endif
Q_CORE_EXPORT const char *qFlagLocation(const char *method);
#define QTOSTRING_HELPER(s) #s
#define QTOSTRING(s) QTOSTRING_HELPER(s)
#ifndef QT_NO_DEBUG
# define QLOCATION "\0"__FILE__":"QTOSTRING(__LINE__)
# define METHOD(a) qFlagLocation("0"#a QLOCATION)
# define SLOT(a) qFlagLocation("1"#a QLOCATION)
# define SIGNAL(a) qFlagLocation("2"#a QLOCATION)
#else
# define METHOD(a) "0"#a
# define SLOT(a) "1"#a
# define SIGNAL(a) "2"#a
#endif
#ifdef QT3_SUPPORT
#define METHOD_CODE 0 // member type codes
#define SLOT_CODE 1
#define SIGNAL_CODE 2
#endif
#define QMETHOD_CODE 0 // member type codes
#define QSLOT_CODE 1
#define QSIGNAL_CODE 2
#define Q_ARG(type, data) QArgument<type >(#type, data)
#define Q_RETURN_ARG(type, data) QReturnArgument<type >(#type, data)
class QObject;
class QMetaMethod;
class QMetaEnum;
class QMetaProperty;
class QMetaClassInfo;
class Q_CORE_EXPORT QGenericArgument
{
public:
inline QGenericArgument(const char *aName = 0, const void *aData = 0)
: _data(aData), _name(aName) {}
inline void *data() const { return const_cast<void *>(_data); }
inline const char *name() const { return _name; }
private:
const void *_data;
const char *_name;
};
class Q_CORE_EXPORT QGenericReturnArgument: public QGenericArgument
{
public:
inline QGenericReturnArgument(const char *aName = 0, void *aData = 0)
: QGenericArgument(aName, aData)
{}
};
template <class T>
class QArgument: public QGenericArgument
{
public:
inline QArgument(const char *aName, const T &aData)
: QGenericArgument(aName, static_cast<const void *>(&aData))
{}
};
template <typename T>
class QReturnArgument: public QGenericReturnArgument
{
public:
inline QReturnArgument(const char *aName, T &aData)
: QGenericReturnArgument(aName, static_cast<void *>(&aData))
{}
};
struct Q_CORE_EXPORT QMetaObject
{
const char *className() const;
const QMetaObject *superClass() const;
QObject *cast(QObject *obj) const;
#ifndef QT_NO_TRANSLATION
// ### Qt 4: Merge overloads
QString tr(const char *s, const char *c) const;
QString trUtf8(const char *s, const char *c) const;
QString tr(const char *s, const char *c, int n) const;
QString trUtf8(const char *s, const char *c, int n) const;
#endif // QT_NO_TRANSLATION
int methodOffset() const;
int enumeratorOffset() const;
int propertyOffset() const;
int classInfoOffset() const;
int constructorCount() const;
int methodCount() const;
int enumeratorCount() const;
int propertyCount() const;
int classInfoCount() const;
int indexOfConstructor(const char *constructor) const;
int indexOfMethod(const char *method) const;
int indexOfSignal(const char *signal) const;
int indexOfSlot(const char *slot) const;
int indexOfEnumerator(const char *name) const;
int indexOfProperty(const char *name) const;
int indexOfClassInfo(const char *name) const;
QMetaMethod constructor(int index) const;
QMetaMethod method(int index) const;
QMetaEnum enumerator(int index) const;
QMetaProperty property(int index) const;
QMetaClassInfo classInfo(int index) const;
QMetaProperty userProperty() const;
static bool checkConnectArgs(const char *signal, const char *method);
static QByteArray normalizedSignature(const char *method);
static QByteArray normalizedType(const char *type);
// internal index-based connect
static bool connect(const QObject *sender, int signal_index,
const QObject *receiver, int method_index,
int type = 0, int *types = 0);
// internal index-based disconnect
static bool disconnect(const QObject *sender, int signal_index,
const QObject *receiver, int method_index);
static bool disconnectOne(const QObject *sender, int signal_index,
const QObject *receiver, int method_index);
// internal slot-name based connect
static void connectSlotsByName(QObject *o);
// internal index-based signal activation
static void activate(QObject *sender, int signal_index, void **argv); //obsolete
static void activate(QObject *sender, int from_signal_index, int to_signal_index, void **argv); //obsolete
static void activate(QObject *sender, const QMetaObject *, int local_signal_index, void **argv);
static void activate(QObject *sender, const QMetaObject *, int from_local_signal_index, int to_local_signal_index, void **argv); //obsolete
// internal guarded pointers
static void addGuard(QObject **ptr);
static void removeGuard(QObject **ptr);
static void changeGuard(QObject **ptr, QObject *o);
static bool invokeMethod(QObject *obj, const char *member,
Qt::ConnectionType,
QGenericReturnArgument ret,
QGenericArgument val0 = QGenericArgument(0),
QGenericArgument val1 = QGenericArgument(),
QGenericArgument val2 = QGenericArgument(),
QGenericArgument val3 = QGenericArgument(),
QGenericArgument val4 = QGenericArgument(),
QGenericArgument val5 = QGenericArgument(),
QGenericArgument val6 = QGenericArgument(),
QGenericArgument val7 = QGenericArgument(),
QGenericArgument val8 = QGenericArgument(),
QGenericArgument val9 = QGenericArgument());
static inline bool invokeMethod(QObject *obj, const char *member,
QGenericReturnArgument ret,
QGenericArgument val0 = QGenericArgument(0),
QGenericArgument val1 = QGenericArgument(),
QGenericArgument val2 = QGenericArgument(),
QGenericArgument val3 = QGenericArgument(),
QGenericArgument val4 = QGenericArgument(),
QGenericArgument val5 = QGenericArgument(),
QGenericArgument val6 = QGenericArgument(),
QGenericArgument val7 = QGenericArgument(),
QGenericArgument val8 = QGenericArgument(),
QGenericArgument val9 = QGenericArgument())
{
return invokeMethod(obj, member, Qt::AutoConnection, ret, val0, val1, val2, val3,
val4, val5, val6, val7, val8, val9);
}
static inline bool invokeMethod(QObject *obj, const char *member,
Qt::ConnectionType type,
QGenericArgument val0 = QGenericArgument(0),
QGenericArgument val1 = QGenericArgument(),
QGenericArgument val2 = QGenericArgument(),
QGenericArgument val3 = QGenericArgument(),
QGenericArgument val4 = QGenericArgument(),
QGenericArgument val5 = QGenericArgument(),
QGenericArgument val6 = QGenericArgument(),
QGenericArgument val7 = QGenericArgument(),
QGenericArgument val8 = QGenericArgument(),
QGenericArgument val9 = QGenericArgument())
{
return invokeMethod(obj, member, type, QGenericReturnArgument(), val0, val1, val2,
val3, val4, val5, val6, val7, val8, val9);
}
static inline bool invokeMethod(QObject *obj, const char *member,
QGenericArgument val0 = QGenericArgument(0),
QGenericArgument val1 = QGenericArgument(),
QGenericArgument val2 = QGenericArgument(),
QGenericArgument val3 = QGenericArgument(),
QGenericArgument val4 = QGenericArgument(),
QGenericArgument val5 = QGenericArgument(),
QGenericArgument val6 = QGenericArgument(),
QGenericArgument val7 = QGenericArgument(),
QGenericArgument val8 = QGenericArgument(),
QGenericArgument val9 = QGenericArgument())
{
return invokeMethod(obj, member, Qt::AutoConnection, QGenericReturnArgument(), val0,
val1, val2, val3, val4, val5, val6, val7, val8, val9);
}
QObject *newInstance(QGenericArgument val0 = QGenericArgument(0),
QGenericArgument val1 = QGenericArgument(),
QGenericArgument val2 = QGenericArgument(),
QGenericArgument val3 = QGenericArgument(),
QGenericArgument val4 = QGenericArgument(),
QGenericArgument val5 = QGenericArgument(),
QGenericArgument val6 = QGenericArgument(),
QGenericArgument val7 = QGenericArgument(),
QGenericArgument val8 = QGenericArgument(),
QGenericArgument val9 = QGenericArgument()) const;
enum Call {
InvokeMetaMethod,
ReadProperty,
WriteProperty,
ResetProperty,
QueryPropertyDesignable,
QueryPropertyScriptable,
QueryPropertyStored,
QueryPropertyEditable,
QueryPropertyUser,
CreateInstance
};
int static_metacall(Call, int, void **) const;
static int metacall(QObject *, Call, int, void **);
#ifdef QT3_SUPPORT
QT3_SUPPORT const char *superClassName() const;
#endif
struct { // private data
const QMetaObject *superdata;
const char *stringdata;
const uint *data;
const void *extradata;
} d;
};
typedef const QMetaObject& (*QMetaObjectAccessor)();
struct QMetaObjectExtraData
{
#ifdef Q_NO_DATA_RELOCATION
const QMetaObjectAccessor *objects;
#else
const QMetaObject **objects;
#endif
int (*static_metacall)(QMetaObject::Call, int, void **);
};
inline const char *QMetaObject::className() const
{ return d.stringdata; }
inline const QMetaObject *QMetaObject::superClass() const
{ return d.superdata; }
#ifdef QT3_SUPPORT
inline const char *QMetaObject::superClassName() const
{ return d.superdata ? d.superdata->className() : 0; }
#endif
QT_END_NAMESPACE
QT_END_HEADER
#endif // QOBJECTDEFS_H