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