metadatabase.cpp

Linux下的基于X11的图形开发环境。

{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return QValueList<Connection>();
    }
    QValueList<Connection>::Iterator it = r->connections.begin();
    QValueList<Connection> ret;
    QValueList<Connection>::Iterator conn;
    while ( ( conn = it ) != r->connections.end() ) {
	++it;
	if ( (*conn).sender == object ||
	     (*conn).receiver == object )
	    ret << *conn;
    }
    return ret;
}

void MetaDataBase::doConnections( QObject *o )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return;
    }

    QObject *sender = 0, *receiver = 0;
    QObjectList *l = 0;
    QValueList<Connection>::Iterator it = r->connections.begin();
    for ( ; it != r->connections.end(); ++it ) {
	Connection conn = *it;
	if ( qstrcmp( conn.sender->name(), o->name() ) == 0 ) {
	    sender = o;
	} else {
	    l = o->queryList( 0, conn.sender->name(), FALSE );
	    if ( !l || !l->first() ) {
		delete l;
		continue;
	    }
	    sender = l->first();
	    delete l;
	}
	if ( qstrcmp( conn.receiver->name(), o->name() ) == 0 ) {
	    receiver = o;
	} else {
	    l = o->queryList( 0, conn.receiver->name(), FALSE );
	    if ( !l || !l->first() ) {
		delete l;
		continue;
	    }
	    receiver = l->first();
	    delete l;
	}
	QString s = "2""%1";
	s = s.arg( conn.signal );
	QString s2 = "1""%1";
	s2 = s2.arg( conn.slot );

	QStrList signalList = sender->metaObject()->signalNames( TRUE );
	QStrList slotList = receiver->metaObject()->slotNames( TRUE );

	// avoid warnings
	if ( signalList.find( conn.signal ) == -1 ||
	     slotList.find( conn.slot ) == -1 )
	    continue;

	QObject::connect( sender, s, receiver, s2 );
    }
}

bool MetaDataBase::hasSlot( QObject *o, const QCString &slot, bool onlyCustom )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return FALSE;
    }

    if ( !onlyCustom ) {
	QStrList slotList = o->metaObject()->slotNames( TRUE );
	if ( slotList.find( slot ) != -1 )
	    return TRUE;

	if ( o->inherits( "FormWindow" ) ) {
	    o = ( (FormWindow*)o )->mainContainer();
	    slotList = o->metaObject()->slotNames( TRUE );
	    if ( slotList.find( slot ) != -1 )
		return TRUE;
	}

	if ( o->inherits( "CustomWidget" ) ) {
	    MetaDataBase::CustomWidget *w = ( (::CustomWidget*)o )->customWidget();
	    for ( QValueList<Function>::Iterator it = w->lstSlots.begin(); it != w->lstSlots.end(); ++it ) {
		QCString s = (*it).function;
		if ( !s.data() )
		    continue;
		if ( s == slot )
		    return TRUE;
	    }
	}
    }

    for ( QValueList<Function>::Iterator it = r->functionList.begin(); it != r->functionList.end(); ++it ) {
	Function f = *it;
	if ( normalizeFunction( f.function ) == normalizeFunction( slot ) && f.type == "slot" )
	    return TRUE;
    }

    return FALSE;
}

bool MetaDataBase::isSlotUsed( QObject *o, const QCString &slot )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
	          o, o->name(), o->className() );
	return FALSE;
    }

    QValueList<Connection> conns = connections( o );
    for ( QValueList<Connection>::Iterator it = conns.begin(); it != conns.end(); ++it ) {
	if ( (*it).slot == slot )
	return TRUE;
    }
    return FALSE;
}


void MetaDataBase::addFunction( QObject *o, const QCString &function, const QString &specifier,
				const QString &access, const QString &type, const QString &language,
				const QString &returnType )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return;
    }

    Function f;
    f.function = function;
    f.specifier = specifier;
    f.access = access;
    f.type = type;
    f.language = language;
    f.returnType = returnType;
    QValueList<MetaDataBase::Function>::Iterator it = r->functionList.find( f );
    if ( it != r->functionList.end() )
	r->functionList.remove( it );
    r->functionList.append( f );
    ( (FormWindow*)o )->formFile()->addFunctionCode( f );
}

void MetaDataBase::setFunctionList( QObject *o, const QValueList<Function> &functionList )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return;
    }
    r->functionList = functionList;
}

void MetaDataBase::removeFunction( QObject *o, const QCString &function, const QString &specifier,
				   const QString &access, const QString &type, const QString &language,
				   const QString &returnType )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return;
    }
    for ( QValueList<Function>::Iterator it = r->functionList.begin(); it != r->functionList.end(); ++it ) {
	if ( MetaDataBase::normalizeFunction( (*it).function ) ==
	     MetaDataBase::normalizeFunction( function ) &&
	     (*it).specifier == specifier &&
	     (*it).access == access &&
	     (*it).type == type &&
	     ( language.isEmpty() || (*it).language == language ) &&
	       ( returnType.isEmpty() || (*it).returnType == returnType ) ) {
	    ( (FormWindow*)o )->formFile()->removeFunctionCode( *it );
	    r->functionList.remove( it );
	    break;
	}
    }
}

void MetaDataBase::removeFunction( QObject *o, const QString &function )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return;
    }
    for ( QValueList<Function>::Iterator it = r->functionList.begin(); it != r->functionList.end(); ++it ) {
	if ( normalizeFunction( (*it).function ) == normalizeFunction( function ) ) {
	    ( (FormWindow*)o )->formFile()->removeFunctionCode( *it );
	    r->functionList.remove( it );
	    break;
	}
    }
}

QValueList<MetaDataBase::Function> MetaDataBase::functionList( QObject *o, bool onlyFunctions )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return QValueList<Function>();
    }
    if ( !onlyFunctions )
	return r->functionList;
    QValueList<Function> fList;
    for ( QValueList<Function>::Iterator it = r->functionList.begin(); it != r->functionList.end(); ++it ) {
	if ( (*it).type == "function" )
	    fList.append( *it );
    }
    return fList;
}

QValueList<MetaDataBase::Function> MetaDataBase::slotList( QObject *o )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return QValueList<Function>();
    }
    QValueList<Function> slotList;
    for ( QValueList<Function>::Iterator it = r->functionList.begin(); it != r->functionList.end(); ++it ) {
	if ( (*it).type == "slot" )
	    slotList.append( *it );
    }
    return slotList;
}

void MetaDataBase::changeFunction( QObject *o, const QString &function, const QString &newName,
				   const QString &returnType )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return;
    }

    for ( QValueList<Function>::Iterator it = r->functionList.begin(); it != r->functionList.end(); ++it ) {
	Function f = *it;
	if ( normalizeFunction( f.function ) == normalizeFunction( function ) ) {
	    (*it).function = newName;
	    if ( !returnType.isNull() )
		(*it).returnType = returnType;
	    return;
	}
    }
}

void MetaDataBase::changeFunctionAttributes( QObject *o, const QString &oldName, const QString &newName,
					     const QString &specifier, const QString &access,
					     const QString &type, const QString &language,
					     const QString &returnType )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return;
    }

    for ( QValueList<Function>::Iterator it = r->functionList.begin(); it != r->functionList.end(); ++it ) {
	Function f = *it;
	if ( normalizeFunction( f.function ) == normalizeFunction( oldName ) ) {
	    (*it).function = newName;
	    (*it).specifier = specifier;
	    (*it).access = access;
	    (*it).type = type;
	    (*it).language = language;
	    (*it).returnType = returnType;
	    return;
	}
    }
}

bool MetaDataBase::hasFunction( QObject *o, const QCString &function, bool onlyCustom )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return FALSE;
    }

    if ( !onlyCustom ) {
	QStrList functionList = o->metaObject()->slotNames( TRUE );
	if ( functionList.find( function ) != -1 )
	    return TRUE;

	if ( o->inherits( "FormWindow" ) ) {
	    o = ( (FormWindow*)o )->mainContainer();
	    functionList = o->metaObject()->slotNames( TRUE );
	    if ( functionList.find( function ) != -1 )
		return TRUE;
	}

	if ( o->inherits( "CustomWidget" ) ) {
	    MetaDataBase::CustomWidget *w = ( (::CustomWidget*)o )->customWidget();
	    for ( QValueList<Function>::Iterator it = w->lstSlots.begin(); it != w->lstSlots.end(); ++it ) {
		QCString s = (*it).function;
		if ( !s.data() )
		    continue;
		if ( s == function )
		    return TRUE;
	    }
	}
    }

    for ( QValueList<Function>::Iterator it = r->functionList.begin(); it != r->functionList.end(); ++it ) {
	Function f = *it;
	if ( normalizeFunction( f.function ) == normalizeFunction( function ) )
	    return TRUE;
    }

    return FALSE;
}

QString MetaDataBase::languageOfFunction( QObject *o, const QCString &function )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return QString::null;
    }

    QString fu = normalizeFunction( function );
    for ( QValueList<Function>::Iterator it = r->functionList.begin(); it != r->functionList.end(); ++it ) {
	if ( fu == normalizeFunction( (*it).function ) )
	    return (*it).language;
    }
    return QString::null;
}

bool MetaDataBase::addCustomWidget( CustomWidget *wid )
{
    setupDataBase();

    for ( CustomWidget *w = cWidgets->first(); w; w = cWidgets->next() ) {
	if ( *wid == *w ) {
	    for ( QValueList<QCString>::ConstIterator it = wid->lstSignals.begin(); it != wid->lstSignals.end(); ++it ) {
		if ( !w->hasSignal( *it ) )
		    w->lstSignals.append( *it );
	    }
	    for ( QValueList<Function>::ConstIterator it2 = wid->lstSlots.begin(); it2 != wid->lstSlots.end(); ++it2 ) {
		if ( !w->hasSlot( MetaDataBase::normalizeFunction( (*it2).function ).latin1() ) )
		    w->lstSlots.append( *it2 );
	    }
	    for ( QValueList<Property>::ConstIterator it3 = wid->lstProperties.begin(); it3 != wid->lstProperties.end(); ++it3 ) {
		if ( !w->hasProperty( (*it3).property ) )
		    w->lstProperties.append( *it3 );
	    }
	    delete wid;
	    return FALSE;
	}
    }


    WidgetDatabaseRecord *r = new WidgetDatabaseRecord;
    r->name = wid->className;
    r->group = WidgetDatabase::widgetGroup( "Custom" );
    r->toolTip = wid->className;
    r->icon = new QIconSet( *wid->pixmap, *wid->pixmap );
    r->isContainer = wid->isContainer;
    wid->id = WidgetDatabase::addCustomWidget( r );
    cWidgets->append( wid );
    return TRUE;
}

void MetaDataBase::removeCustomWidget( CustomWidget *w )
{
    cWidgets->removeRef( w );
}

QPtrList<MetaDataBase::CustomWidget> *MetaDataBase::customWidgets()
{
    setupDataBase();
    return cWidgets;
}

MetaDataBase::CustomWidget *MetaDataBase::customWidget( int id )
{
    for ( CustomWidget *w = cWidgets->first(); w; w = cWidgets->next() ) {
	if ( id == w->id )
	    return w;
    }
    return 0;
}

bool MetaDataBase::isWidgetNameUsed( CustomWidget *wid )
{
    for ( CustomWidget *w = cWidgets->first(); w; w = cWidgets->next() ) {
	if ( w == wid )
	    continue;
	if ( wid->className == w->className )
	    return TRUE;
    }
    return FALSE;
}

bool MetaDataBase::hasCustomWidget( const QString &className )
{
    for ( CustomWidget *w = cWidgets->first(); w; w = cWidgets->next() ) {
	if ( w->className == className )
	    return TRUE;
    }
    return FALSE;
}

void MetaDataBase::setTabOrder( QWidget *w, const QWidgetList &order )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*) w );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  w, w->name(), w->className() );
	return;
    }

    r->tabOrder = order;
}

QWidgetList MetaDataBase::tabOrder( QWidget *w )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*) w );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  w, w->name(), w->className() );
	return QWidgetList();
    }

    return r->tabOrder;
}

void MetaDataBase::setIncludes( QObject *o, const QValueList<Include> &incs )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return;
    }

    r->includes = incs;
}

QValueList<MetaDataBase::Include> MetaDataBase::includes( QObject *o )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return QValueList<Include>();
    }

    return r->includes;
}

void MetaDataBase::setForwards( QObject *o, const QStringList &fwds )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return;
    }

    r->forwards = fwds;
}

QStringList MetaDataBase::forwards( QObject *o )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return QStringList();
    }

    return r->forwards;
}

void MetaDataBase::setVariables( QObject *o, const QValueList<Variable> &vars )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return;
    }

    r->variables = vars;
}

void MetaDataBase::addVariable( QObject *o, const QString &name, const QString &access )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );
    if ( !r ) {
	qWarning( "No entry for %p (%s, %s) found in MetaDataBase",
		  o, o->name(), o->className() );
	return;
    }
    Variable v;
    v.varName = name;
    v.varAccess = access;
    r->variables << v;
}

void MetaDataBase::removeVariable( QObject *o, const QString &name )
{
    setupDataBase();
    MetaDataBaseRecord *r = db->find( (void*)o );