tqt3/tools/designer/plugins/cppeditor/preferenceinterfaceimpl.cpp

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**
** Copyright (C) 2005-2008 Trolltech ASA.  All rights reserved.
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** This file is part of TQt Designer.
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#include "preferenceinterfaceimpl.h"
#include <preferences.h>

PreferenceInterfaceImpl::PreferenceInterfaceImpl( TQUnknownInterface *outer )
    : parent( outer ),
      ref( 0 ),
      cppEditorSyntax( 0 )
{
}

PreferenceInterfaceImpl::~PreferenceInterfaceImpl()
{
}

ulong PreferenceInterfaceImpl::addRef()
{
    return parent ? parent->addRef() : ref++;
}

ulong PreferenceInterfaceImpl::release()
{
    if ( parent )
	return parent->release();
    if ( !--ref ) {
	delete this;
	return 0;
    }
    return ref;
}

TQRESULT PreferenceInterfaceImpl::queryInterface( const TQUuid &uuid, TQUnknownInterface** iface )
{
    if ( parent )
	return parent->queryInterface( uuid, iface );

    *iface = 0;
    if ( uuid == IID_QUnknown )
	*iface = (TQUnknownInterface*)this;
    else if ( uuid == IID_Preference )
	*iface = (PreferenceInterface*)this;
    else
	return TQE_NOINTERFACE;

    (*iface)->addRef();
    return TQS_OK;
}

PreferenceInterface::Preference *PreferenceInterfaceImpl::preference()
{
    if ( !cppEditorSyntax ) {
	cppEditorSyntax = new PreferencesBase( 0, "cppeditor_syntax" );
	( (PreferencesBase*)cppEditorSyntax )->setPath( "/Trolltech/CppEditor/" );
	cppEditorSyntax->hide();
    }
    Preference *pf = 0;
    pf = new Preference;
    pf->tab = cppEditorSyntax;
    pf->title = "C++ Editor";
    pf->receiver = pf->tab;
    pf->init_slot = TQ_SLOT( reInit() );
    pf->accept_slot = TQ_SLOT( save() );
    return pf;
}

void PreferenceInterfaceImpl::deletePreferenceObject( Preference *p )
{
    delete p;
}