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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 <private/qunlimitedcontainer_p.h>
56 #include <private/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;