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tqt3/src/kernel/ntqmetaobject.h

287 lines
9.3 KiB

/****************************************************************************
**
** Definition of TQMetaObject class
**
** Created : 930419
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the kernel module of the TQt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** 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.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
** included in the packaging of this file. Licensees holding valid TQt
** Commercial licenses may use this file in accordance with the TQt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef TQMETAOBJECT_H
#define TQMETAOBJECT_H
#ifndef QT_H
#include "ntqconnection.h"
#include "ntqstrlist.h"
#endif // QT_H
#ifndef Q_MOC_OUTPUT_REVISION
#define Q_MOC_OUTPUT_REVISION 26
#endif
class TQObject;
struct TQUMethod;
class TQMetaObjectPrivate;
struct TQMetaData // - member function meta data
{ // for signal and slots
const char *name; // - member name
const TQUMethod* method; // - detailed method description
enum Access { Private, Protected, Public };
Access access; // - access permission
};
#ifndef TQT_NO_PROPERTIES
struct TQMetaEnum // enumerator meta data
{ // for properties
const char *name; // - enumerator name
uint count; // - number of values
struct Item // - a name/value pair
{
const char *key;
int value;
};
const Item *items; // - the name/value pairs
bool set; // whether enum has to be treated as a set
};
#endif
#ifndef TQT_NO_PROPERTIES
class TQ_EXPORT TQMetaProperty // property meta data
{
public:
const char* type() const { return t; } // type of the property
const char* name() const { return n; } // name of the property
bool writable() const;
bool isValid() const;
bool isSetType() const;
bool isEnumType() const;
TQStrList enumKeys() const; // enumeration names
int keyToValue( const char* key ) const; // enum and set conversion functions
const char* valueToKey( int value ) const;
int keysToValue( const TQStrList& keys ) const;
TQStrList valueToKeys( int value ) const;
bool designable( TQObject* = 0 ) const;
bool scriptable( TQObject* = 0 ) const;
bool stored( TQObject* = 0 ) const;
bool reset( TQObject* ) const;
const char* t; // internal
const char* n; // internal
enum Flags {
Invalid = 0x00000000,
Readable = 0x00000001,
Writable = 0x00000002,
EnumOrSet = 0x00000004,
UnresolvedEnum = 0x00000008,
StdSet = 0x00000100,
Override = 0x00000200
};
uint flags; // internal
bool testFlags( uint f ) const; // internal
bool stdSet() const; // internal
int id() const; // internal
TQMetaObject** meta; // internal
const TQMetaEnum* enumData; // internal
int _id; // internal
void clear(); // internal
};
inline bool TQMetaProperty::testFlags( uint f ) const
{ return (flags & (uint)f) != (uint)0; }
#endif // TQT_NO_PROPERTIES
struct TQClassInfo // class info meta data
{
const char* name; // - name of the info
const char* value; // - value of the info
};
class TQ_EXPORT TQMetaObject // meta object class
{
public:
TQMetaObject( const char * const class_name, TQMetaObject *superclass,
const TQMetaData * const slot_data, int n_slots,
const TQMetaData * const signal_data, int n_signals,
#ifndef TQT_NO_PROPERTIES
const TQMetaProperty *const prop_data, int n_props,
const TQMetaEnum *const enum_data, int n_enums,
#endif
const TQClassInfo *const class_info, int n_info );
#ifndef TQT_NO_PROPERTIES
TQMetaObject( const char * const class_name, TQMetaObject *superclass,
const TQMetaData * const slot_data, int n_slots,
const TQMetaData * const signal_data, int n_signals,
const TQMetaProperty *const prop_data, int n_props,
const TQMetaEnum *const enum_data, int n_enums,
bool (*tqt_static_property)(TQObject*, int, int, TQVariant*),
const TQClassInfo *const class_info, int n_info );
#endif
virtual ~TQMetaObject();
const char *className() const { return classname; }
const char *superClassName() const { return superclassname; }
TQMetaObject *superClass() const { return superclass; }
bool inherits( const char* clname ) const;
int numSlots( bool super = FALSE ) const;
int numSignals( bool super = FALSE ) const;
int findSlot( const char *, bool super = FALSE ) const;
int findSignal( const char *, bool super = FALSE ) const;
const TQMetaData *slot( int index, bool super = FALSE ) const;
const TQMetaData *signal( int index, bool super = FALSE ) const;
TQStrList slotNames( bool super = FALSE ) const;
TQStrList signalNames( bool super = FALSE ) const;
int slotOffset() const;
int signalOffset() const;
int propertyOffset() const;
int numClassInfo( bool super = FALSE ) const;
const TQClassInfo *classInfo( int index, bool super = FALSE ) const;
const char *classInfo( const char* name, bool super = FALSE ) const;
#ifndef TQT_NO_PROPERTIES
const TQMetaProperty *property( int index, bool super = FALSE ) const;
int findProperty( const char *name, bool super = FALSE ) const;
int indexOfProperty( const TQMetaProperty*, bool super = FALSE ) const;
const TQMetaProperty* resolveProperty( const TQMetaProperty* ) const;
int resolveProperty( int ) const;
TQStrList propertyNames( bool super = FALSE ) const;
int numProperties( bool super = FALSE ) const;
#endif
// static wrappers around constructors, necessary to work around a
// Windows-DLL limitation: objects can only be deleted within a
// DLL if they were actually created within that DLL.
static TQMetaObject *new_metaobject( const char *, TQMetaObject *,
const TQMetaData *const, int,
const TQMetaData *const, int,
#ifndef TQT_NO_PROPERTIES
const TQMetaProperty *const prop_data, int n_props,
const TQMetaEnum *const enum_data, int n_enums,
#endif
const TQClassInfo *const class_info, int n_info );
#ifndef TQT_NO_PROPERTIES
static TQMetaObject *new_metaobject( const char *, TQMetaObject *,
const TQMetaData *const, int,
const TQMetaData *const, int,
const TQMetaProperty *const prop_data, int n_props,
const TQMetaEnum *const enum_data, int n_enums,
bool (*tqt_static_property)(TQObject*, int, int, TQVariant*),
const TQClassInfo *const class_info, int n_info );
TQStrList enumeratorNames( bool super = FALSE ) const;
int numEnumerators( bool super = FALSE ) const;
const TQMetaEnum *enumerator( const char* name, bool super = FALSE ) const;
#endif
static TQMetaObject *metaObject( const char *class_name );
static bool hasMetaObject( const char *class_name );
private:
TQMemberDict *init( const TQMetaData *, int );
const char *classname; // class name
const char *superclassname; // super class name
TQMetaObject *superclass; // super class meta object
TQMetaObjectPrivate *d; // private data for...
void *reserved; // ...binary compatibility
const TQMetaData *slotData; // slot meta data
TQMemberDict *slotDict; // slot dictionary
const TQMetaData *signalData; // signal meta data
TQMemberDict *signalDict; // signal dictionary
int signaloffset;
int slotoffset;
#ifndef TQT_NO_PROPERTIES
int propertyoffset;
public:
bool tqt_static_property( TQObject* o, int id, int f, TQVariant* v);
private:
friend class TQMetaProperty;
#endif
private: // Disabled copy constructor and operator=
#if defined(TQ_DISABLE_COPY)
TQMetaObject( const TQMetaObject & );
TQMetaObject &operator=( const TQMetaObject & );
#endif
};
inline int TQMetaObject::slotOffset() const
{ return slotoffset; }
inline int TQMetaObject::signalOffset() const
{ return signaloffset; }
#ifndef TQT_NO_PROPERTIES
inline int TQMetaObject::propertyOffset() const
{ return propertyoffset; }
#endif
typedef TQMetaObject *(*TQtStaticMetaObjectFunction)();
class TQ_EXPORT TQMetaObjectCleanUp
{
public:
TQMetaObjectCleanUp( const char *mo_name, TQtStaticMetaObjectFunction );
TQMetaObjectCleanUp();
~TQMetaObjectCleanUp();
void setMetaObject( TQMetaObject *&mo );
private:
TQMetaObject **metaObject;
};
#endif // TQMETAOBJECT_H