1 /* 2 * functions.h - Copyright 2005 Frerich Raabe <raabe@kde.org> 3 * Copyright (C) 2006 Apple Computer, Inc. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #ifndef XPathFunctions_h 28 #define XPathFunctions_h 29 30 #if ENABLE(XPATH) 31 32 #include "XPathExpressionNode.h" 33 34 namespace WebCore { 35 36 namespace XPath { 37 38 class Function : public Expression { 39 public: 40 void setArguments(const Vector<Expression*>&); setName(const String & name)41 void setName(const String& name) { m_name = name; } 42 43 protected: arg(int pos)44 Expression* arg(int pos) { return subExpr(pos); } arg(int pos)45 const Expression* arg(int pos) const { return subExpr(pos); } argCount()46 unsigned int argCount() const { return subExprCount(); } name()47 String name() const { return m_name; } 48 49 private: 50 String m_name; 51 }; 52 53 Function* createFunction(const String& name, const Vector<Expression*>& args = Vector<Expression*>()); 54 55 } 56 57 } 58 59 #endif // ENABLE(XPATH) 60 61 #endif // XPath_Functions_H 62 63