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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>Qt Toolkit - qmetaobject.h include file</title><style type="text/css"><!--h3.fn,span.fn { margin-left: 1cm; text-indent: -1cm; }a:link { color: #004faf; text-decoration: none }a:visited { color: #672967; text-decoration: none }body { background: white; color: black; }--></style></head><body bgcolor="#ffffff"><table width="100%"><tr><td><a href="index.html"><img width="100" height="100" src="qtlogo.png"alt="Home" border="0"><img width="100"height="100" src="face.png" alt="Home" border="0"></a><td valign="top"><div align="right"><img src="dochead.png" width="472" height="27"><br><a href="classes.html"><b>Classes</b></a>- <a href="annotated.html">Annotated</a>- <a href="hierarchy.html">Tree</a>- <a href="functions.html">Functions</a>- <a href="index.html">Home</a>- <a href="topicals.html"><b>Structure</b> <font face="Arial,Helvetica,Geneva,Swiss,SunSans-Regular" align="center" size=32>Qte</font></a></div></table><h1 align=center>qmetaobject.h</h1><br clear="all">This is the verbatim text of the qmetaobject.h include file. It isprovided only for illustration; the copyrightremains with Trolltech.<hr><pre>/****************************************************************************** $Id: qt/src/kernel/qmetaobject.h 2.3.8 edited 2004-05-12 $**** Definition of QMetaObject class**** Created : 930419**** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.**** This file is part of the kernel module of the Qt GUI Toolkit.**** This file may be distributed under the terms of the Q Public License** as defined by Trolltech AS of Norway and appearing in the file** LICENSE.QPL included in the packaging of this file.**** This file may be distributed and/or modified under the terms of the** GNU General Public License version 2 as published by the Free Software** Foundation and appearing in the file LICENSE.GPL included in the** packaging of this file.**** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition** licenses may use this file in accordance with the Qt Commercial License** Agreement provided with the Software.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.**** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for** information about Qt Commercial License Agreements.** See http://www.trolltech.com/qpl/ for QPL licensing information.** See http://www.trolltech.com/gpl/ for GPL licensing information.**** Contact info@trolltech.com if any conditions of this licensing are** not clear to you.************************************************************************/#ifndef QMETAOBJECT_H#define QMETAOBJECT_H#ifndef QT_H#include "qconnection.h"#include "qstrlist.h"#endif // QT_Hclass <a href="qobject.html">QObject</a>;struct QMetaData // - member function meta data{ // for signal and slots const char *name; // - member name QMember ptr; // - member pointer enum Access { Private, Protected, Public }; /* ### add this in 3.0 Access access; // - access permission */};struct QMetaEnum // enumerator meta data{ // for properties QMetaEnum() { } ~QMetaEnum() { delete [] items; } const char *name; // - enumerator name uint count; // - number of values struct Item // - a name/value pair { const char *key; int value; }; Item *items; // - the name/value pairs bool set; // whether enum has to be treated as a set};#ifndef QT_NO_PROPERTIESclass Q_EXPORT <a href="qmetaproperty.html">QMetaProperty</a> // property meta data{public: QMetaProperty(); ~QMetaProperty(); const char *type() const { return t; } // type of the property const char* name() const { return n; } // name of the property bool writable() const; bool writeable() const; // ### remove in 3.0 bool isValid() const; bool isSetType() const; bool isEnumType() const; QStrList enumKeys() const; // enumeration names int keyToValue( const char* key ) const; // enum and set conversion functions const char* valueToKey( int value ) const; int keysToValue( const QStrList& keys ) const; QStrList valueToKeys( int value ) const; bool stored( QObject* ) const; bool designable() const; const char* t; const char* n; QMember get; // get-function or 0 ( 0 indicates an error ) QMember set; // set-function or 0 QMember store; // store-function or 0 QMember reset; // reset-function or 0 QMetaEnum *enumData; // a pointer to the enum specification or 0 enum Specification { Unspecified, Class, Reference, Pointer, ConstCharStar }; Specification gspec; // specification of the get-function Specification sspec; // specification of the set-function enum Flags { UnresolvedEnum = 0x00000001, UnresolvedSet = 0x00000002, UnresolvedEnumOrSet = 0x00000004, UnresolvedStored = 0x00000008, UnresolvedDesignable = 0x00000010, NotDesignable = 0x00000020, NotStored = 0x00000040, StdSet = 0x00000080 }; bool testFlags( uint f ) const; void setFlags( uint f ); void clearFlags( uint f );private: uint flags;};#endif // QT_NO_PROPERTIESstruct QClassInfo // class info meta data{ const char* name; // - name of the info const char* value; // - value of the info};class QMetaObjectPrivate;class Q_EXPORT <a href="qmetaobject.html">QMetaObject</a> // meta object class{public: QMetaObject( const char *class_name, const char *superclass_name, QMetaData *slot_data, int n_slots, QMetaData *signal_data, int n_signals ); QMetaObject( const char *class_name, const char *superclass_name, QMetaData *slot_data, int n_slots, QMetaData *signal_data, int n_signals,#ifndef QT_NO_PROPERTIES QMetaProperty *prop_data, int n_props, QMetaEnum *enum_data, int n_enums,#endif QClassInfo *class_info, int n_info ); virtual ~QMetaObject(); const char *className() const { return classname; } const char *superClassName() const { return superclassname; } QMetaObject *superClass() const { return superclass; } bool inherits( const char* clname ) const; int numSlots( bool super = FALSE ) const; int numSignals( bool super = FALSE ) const; QMetaData *slot( int index, bool super = FALSE ) const; QMetaData *signal( int index, bool super = FALSE ) const; QMetaData *slot( const char *, bool super = FALSE ) const; QMetaData *signal( const char *, bool super = FALSE ) const; QStrList slotNames( bool super = FALSE ) const; QStrList signalNames( bool super = FALSE ) const; int numClassInfo( bool super = FALSE ) const; QClassInfo *classInfo( int index, bool super = FALSE ) const; const char *classInfo( const char* name, bool super = FALSE ) const;#ifndef QT_NO_PROPERTIES const QMetaProperty *property( const char* name, bool super = FALSE ) const; QStrList propertyNames( bool super = FALSE ) const; void resolveProperty( QMetaProperty* prop );#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 QMetaObject *new_metaobject( const char *, const char *, QMetaData *, int, QMetaData *, int,#ifndef QT_NO_PROPERTIES QMetaProperty *prop_data, int n_props, QMetaEnum *enum_data, int n_enums,#endif QClassInfo * class_info, int n_info ); static QMetaObject *new_metaobject( const char *, const char *, QMetaData *, int, QMetaData *, int ); static QMetaData *new_metadata( int ); static QMetaData::Access *new_metaaccess( int ); // ### remove in 3.0 void set_slot_access( QMetaData::Access* ); // ### remove in 3.0 QMetaData::Access slot_access(int index, bool super = FALSE ); // ### remove in 3.0 static QMetaEnum *new_metaenum( int ); static QMetaEnum::Item *new_metaenum_item( int );#ifndef QT_NO_PROPERTIES static QMetaProperty *new_metaproperty( int );#endif static QClassInfo *new_classinfo( int );private: QMemberDict *init( QMetaData *, int ); QMetaData *mdata( int code, const char *, bool ) const; QMetaData *mdata( int code, int index, bool super ) const; const char *classname; // class name const char *superclassname; // super class name QMetaObject *superclass; // super class meta object QMetaObjectPrivate *d; // private data for... void *reserved; // ...binary compatibility QMetaData *slotData; // slot meta data QMemberDict *slotDict; // slot dictionary QMetaData *signalData; // signal meta data QMemberDict *signalDict; // signal dictionary QMetaEnum *enumerator( const char* name, bool super = FALSE ) const;private: // Disabled copy constructor and operator=#if defined(Q_DISABLE_COPY) QMetaObject( const QMetaObject & ); QMetaObject &operator=( const QMetaObject & );#endif};#ifndef QT_NO_PROPERTIESinline bool QMetaProperty::writable() const{ return set != 0; }inline bool QMetaProperty::writeable() const{ return set != 0; }inline bool QMetaProperty::testFlags( uint f ) const{ return (flags & (uint)f) != (uint)0; }inline bool QMetaProperty::isValid() const{ return get != 0 && !testFlags( UnresolvedEnum | UnresolvedDesignable | UnresolvedStored ) ; }inline bool QMetaProperty::isSetType() const{ return ( enumData != 0 && enumData->set ); }inline bool QMetaProperty::isEnumType() const{ return ( enumData != 0 ); }inline bool QMetaProperty::designable() const{ return ( isValid() && set != 0 && !testFlags( NotDesignable | UnresolvedDesignable ) ); }inline void QMetaProperty::setFlags( uint f ){ flags |= (uint)f; }inline void QMetaProperty::clearFlags( uint f ){ flags &= ~(uint)f; }#endif// ### remove 3.0 (binary compatibility with Qt-2.0.2)class Q_EXPORT QMetaObjectInit {public: QMetaObjectInit(void(*)()); static int init();};#endif // QMETAOBJECT_H</pre><p><address><hr><div align="center"><table width="100%" cellspacing="0" border="0"><tr><td>Copyright ⌨️ 快捷键说明
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