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1 // pt-fvc-base.h -*- C++ -*- |
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2 /* |
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3 |
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4 Copyright (C) 1996 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 2, or (at your option) any |
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11 later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, write to the Free |
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20 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_tree_fvc_h) |
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25 #define octave_tree_fvc_h 1 |
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26 |
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27 #if defined (__GNUG__) |
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28 #pragma interface |
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29 #endif |
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30 |
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31 #include <ctime> |
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32 |
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33 class ostream; |
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34 |
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35 #include <string> |
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36 |
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37 #include <SLList.h> |
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38 |
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39 class tree_constant; |
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40 class Octave_object; |
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41 |
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42 #include "pt-mvr-base.h" |
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43 |
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44 // A base class for objects that can be evaluated with argument lists. |
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45 |
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46 class |
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47 tree_fvc : public tree_multi_val_ret |
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48 { |
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49 public: |
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50 tree_fvc (int l = -1, int c = -1) : tree_multi_val_ret (l, c) { } |
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51 |
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52 ~tree_fvc (void) { } |
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53 |
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54 virtual tree_constant assign (tree_constant& t, |
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55 const Octave_object& args); |
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56 |
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57 virtual string name (void) const; |
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58 |
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59 virtual void bump_value (tree_expression::type); |
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60 |
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61 virtual tree_constant lookup_map_element (SLList<string>& list, |
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62 bool insert = false, |
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63 bool silent = false); |
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64 |
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65 virtual string fcn_file_name (void) |
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66 { return string (); } |
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67 |
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68 virtual time_t time_parsed (void); |
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69 |
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70 virtual bool is_system_fcn_file (void) const |
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71 { return false; } |
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72 |
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73 virtual int save (ostream& /* os */, bool /* mark_as_global */ = false, |
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74 int /* precision */ = 17); |
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75 }; |
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76 |
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77 #endif |
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78 |
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79 /* |
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80 ;;; Local Variables: *** |
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81 ;;; mode: C++ *** |
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82 ;;; page-delimiter: "^/\\*" *** |
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83 ;;; End: *** |
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84 */ |
