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1 /* |
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2 |
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3 Copyright (C) 2000 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 2, or (at your option) any |
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10 later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #if !defined (octave_comment_list_h) |
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24 #define octave_comment_list_h 1 |
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25 |
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26 #if defined (__GNUG__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION) |
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27 #pragma interface |
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28 #endif |
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29 |
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30 #include <string> |
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31 |
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32 #include <SLList.h> |
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33 |
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34 extern std::string get_comment_text (void); |
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35 |
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36 extern char *get_comment_text_c_str (void); |
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37 |
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38 extern void save_comment_text (const std::string& text); |
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39 |
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40 class |
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41 octave_comment_elt |
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42 { |
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43 public: |
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44 |
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45 enum comment_type |
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46 { |
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47 unknown, |
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48 block, |
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49 end_of_line, |
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50 doc_string, |
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51 copyright |
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52 }; |
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53 |
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54 octave_comment_elt (const std::string& s = std::string (), |
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55 comment_type t = unknown) |
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56 : txt (s), typ (t) { } |
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57 |
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58 octave_comment_elt (const octave_comment_elt& oc) |
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59 : txt (oc.txt), typ (oc.typ) { } |
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60 |
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61 octave_comment_elt& operator = (const octave_comment_elt& oc) |
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62 { |
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63 if (this != &oc) |
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64 { |
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65 txt = oc.txt; |
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66 typ = oc.typ; |
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67 } |
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68 |
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69 return *this; |
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70 } |
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71 |
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72 std::string text (void) const { return txt; } |
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73 |
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74 comment_type type (void) const { return typ; } |
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75 |
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76 ~octave_comment_elt (void) { } |
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77 |
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78 private: |
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79 |
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80 // The text of the comment. |
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81 std::string txt; |
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82 |
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83 // The type of comment. |
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84 comment_type typ; |
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85 }; |
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86 |
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87 class |
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88 octave_comment_list |
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89 { |
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90 public: |
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91 |
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92 octave_comment_list (void) : lst () { } |
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93 |
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94 ~octave_comment_list (void) { } |
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95 |
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96 void append (const std::string& s, |
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97 octave_comment_elt::comment_type t = octave_comment_elt::unknown) |
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98 { lst.append (octave_comment_elt (s, t)); } |
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99 |
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100 octave_comment_list (const octave_comment_list& ocb) |
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101 : lst (ocb.lst) { } |
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102 |
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103 octave_comment_list& operator = (const octave_comment_list& ocb) |
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104 { |
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105 if (this != &ocb) |
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106 lst = ocb.lst; |
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107 |
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108 return *this; |
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109 } |
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110 |
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111 int length (void) const { return lst.length (); } |
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112 |
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113 octave_comment_elt& operator () (Pix p) { return lst (p); } |
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114 |
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115 const octave_comment_elt& operator () (Pix p) const { return lst (p); } |
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116 |
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117 Pix first (void) const { return lst.first (); } |
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118 |
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119 void next (Pix& p) const { return lst.next (p); } |
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120 |
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121 private: |
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122 |
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123 // The list of comments. |
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124 SLList<octave_comment_elt> lst; |
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125 }; |
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126 |
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127 class |
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128 octave_comment_buffer |
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129 { |
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130 public: |
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131 |
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132 octave_comment_buffer (void) |
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133 : comment_list (new octave_comment_list) { } |
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134 |
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135 static bool instance_ok (void); |
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136 |
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137 static void append |
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138 (const std::string& s, |
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139 octave_comment_elt::comment_type t = octave_comment_elt::unknown); |
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140 |
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141 static octave_comment_list *get_comment (void); |
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142 |
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143 private: |
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144 |
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145 void do_append (const std::string& s, octave_comment_elt::comment_type t); |
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146 |
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147 octave_comment_list *do_get_comment (void); |
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148 |
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149 octave_comment_list *comment_list; |
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150 |
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151 static octave_comment_buffer *instance; |
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152 }; |
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153 |
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154 #endif |
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155 |
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156 /* |
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157 ;;; Local Variables: *** |
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158 ;;; mode: C++ *** |
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159 ;;; End: *** |
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160 */ |
