1 /****************************************************************************
3 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4 ** All rights reserved.
5 ** Contact: Nokia Corporation (qt-info@nokia.com)
7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit.
9 ** $QT_BEGIN_LICENSE:LGPL$
10 ** GNU Lesser General Public License Usage
11 ** This file may be used under the terms of the GNU Lesser General Public
12 ** License version 2.1 as published by the Free Software Foundation and
13 ** appearing in the file LICENSE.LGPL included in the packaging of this
14 ** file. Please review the following information to ensure the GNU Lesser
15 ** General Public License version 2.1 requirements will be met:
16 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
18 ** In addition, as a special exception, Nokia gives you certain additional
19 ** rights. These rights are described in the Nokia Qt LGPL Exception
20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
22 ** GNU General Public License Usage
23 ** Alternatively, this file may be used under the terms of the GNU General
24 ** Public License version 3.0 as published by the Free Software Foundation
25 ** and appearing in the file LICENSE.GPL included in the packaging of this
26 ** file. Please review the following information to ensure the GNU General
27 ** Public License version 3.0 requirements will be met:
28 ** http://www.gnu.org/copyleft/gpl.html.
31 ** Alternatively, this file may be used in accordance with the terms and
32 ** conditions contained in a signed written agreement between you and Nokia.
40 ****************************************************************************/
46 // This file is not part of the Qt API. It exists purely as an
47 // implementation detail. This header file may change from version to
48 // version without notice, or even be removed.
52 #ifndef Patternist_CallSite_H
53 #define Patternist_CallSite_H
55 #include "qunlimitedcontainer_p.h"
56 #include "qcalltargetdescription_p.h"
65 * @short Abstract base-class for Expression instances that are callsites
66 * to other components, such as templates or user functions.
68 * @author Frans Englich <frans.englich@nokia.com>
69 * @ingroup Patternist_expressions
72 class CallSite : public UnlimitedContainer
75 QXmlName name() const;
76 bool isRecursive() const;
77 void setIsRecursive(const bool value);
80 * Called in the earliest stages of the compilation process. @p sign can
81 * be any function signature for a user declared function. If @p sign
82 * matches this UserFunctionCallsite, it means the UserFunction represented
83 * by @p sign is recursive and that this UserFunctionCallsite should take
84 * appropriate measures.
86 * @returns @c true if is recursive, otherwise @c false
88 virtual bool configureRecursion(const CallTargetDescription::Ptr &sign) = 0;
91 * @short Returns the body of the function/template/component that is
94 virtual Expression::Ptr body() const = 0;
96 virtual CallTargetDescription::Ptr callTargetDescription() const = 0;
99 CallSite(const QXmlName &name = QXmlName());
102 Q_DISABLE_COPY(CallSite)
104 const QXmlName m_name;