|
2376
|
1 /* |
|
|
2 |
|
2847
|
3 Copyright (C) 1996, 1997 John W. Eaton |
|
2376
|
4 |
|
|
5 This file is part of Octave. |
|
|
6 |
|
|
7 Octave is free software; you can redistribute it and/or modify it |
|
|
8 under the terms of the GNU General Public License as published by the |
|
|
9 Free Software Foundation; either version 2, or (at your option) any |
|
|
10 later version. |
|
|
11 |
|
|
12 Octave is distributed in the hope that it will be useful, but WITHOUT |
|
|
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
|
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
|
15 for more details. |
|
|
16 |
|
|
17 You should have received a copy of the GNU General Public License |
|
|
18 along with Octave; see the file COPYING. If not, write to the Free |
|
|
19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
|
|
20 |
|
|
21 */ |
|
|
22 |
|
|
23 #if defined (__GNUG__) |
|
|
24 #pragma implementation |
|
|
25 #endif |
|
|
26 |
|
|
27 #ifdef HAVE_CONFIG_H |
|
|
28 #include <config.h> |
|
|
29 #endif |
|
|
30 |
|
3503
|
31 #include <iostream> |
|
2376
|
32 |
|
|
33 #include "error.h" |
|
2979
|
34 #include "oct-lvalue.h" |
|
2376
|
35 #include "ov-struct.h" |
|
|
36 #include "unwind-prot.h" |
|
2948
|
37 #include "variables.h" |
|
2376
|
38 |
|
3219
|
39 DEFINE_OCTAVE_ALLOCATOR(octave_struct); |
|
2376
|
40 |
|
3219
|
41 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA(octave_struct, "struct"); |
|
2376
|
42 |
|
|
43 octave_value |
|
3523
|
44 octave_struct::do_struct_elt_index_op (const std::string& nm, |
|
2962
|
45 const octave_value_list& idx, |
|
|
46 bool silent) |
|
|
47 { |
|
|
48 // XXX DO_ME XXX |
|
3548
|
49 return octave_value (); |
|
2962
|
50 } |
|
|
51 |
|
|
52 octave_value |
|
3523
|
53 octave_struct::do_struct_elt_index_op (const std::string& nm, bool silent) |
|
2376
|
54 { |
|
|
55 octave_value retval; |
|
|
56 |
|
|
57 Pix idx = map.seek (nm); |
|
|
58 |
|
|
59 if (idx) |
|
|
60 retval = map.contents (idx); |
|
2420
|
61 else if (! silent) |
|
2376
|
62 error ("structure has no member `%s'", nm.c_str ()); |
|
|
63 |
|
|
64 return retval; |
|
|
65 } |
|
|
66 |
|
2979
|
67 octave_lvalue |
|
3523
|
68 octave_struct::struct_elt_ref (octave_value *, const std::string& nm) |
|
2376
|
69 { |
|
2979
|
70 return octave_lvalue (&map [nm]); |
|
2376
|
71 } |
|
|
72 |
|
|
73 void |
|
3523
|
74 octave_struct::print (std::ostream& os, bool) const |
|
2901
|
75 { |
|
|
76 print_raw (os); |
|
|
77 } |
|
|
78 |
|
|
79 void |
|
3523
|
80 octave_struct::print_raw (std::ostream& os, bool) const |
|
2376
|
81 { |
|
|
82 // XXX FIXME XXX -- would be nice to print the output in some |
|
|
83 // standard order. Maybe all substructures first, maybe |
|
|
84 // alphabetize entries, etc. |
|
|
85 |
|
2985
|
86 unwind_protect::begin_frame ("octave_struct_print"); |
|
2376
|
87 |
|
|
88 unwind_protect_int (Vstruct_levels_to_print); |
|
|
89 |
|
|
90 if (Vstruct_levels_to_print-- > 0) |
|
|
91 { |
|
2901
|
92 indent (os); |
|
|
93 os << "{"; |
|
|
94 newline (os); |
|
2376
|
95 |
|
2901
|
96 increment_indent_level (); |
|
2376
|
97 |
|
2901
|
98 for (Pix p = map.first (); p; map.next (p)) |
|
2376
|
99 { |
|
3523
|
100 std::string key = map.key (p); |
|
2376
|
101 octave_value val = map.contents (p); |
|
|
102 |
|
2901
|
103 val.print_with_name (os, key); |
|
2376
|
104 } |
|
|
105 |
|
2901
|
106 decrement_indent_level (); |
|
2376
|
107 |
|
2901
|
108 indent (os); |
|
|
109 os << "}"; |
|
|
110 newline (os); |
|
2376
|
111 } |
|
|
112 else |
|
2901
|
113 { |
|
|
114 os << " <structure>"; |
|
|
115 newline (os); |
|
|
116 } |
|
2376
|
117 |
|
2985
|
118 unwind_protect::run_frame ("octave_struct_print"); |
|
2376
|
119 } |
|
|
120 |
|
2901
|
121 bool |
|
3523
|
122 octave_struct::print_name_tag (std::ostream& os, const std::string& name) const |
|
2901
|
123 { |
|
|
124 indent (os); |
|
|
125 os << name << " ="; |
|
2916
|
126 newline (os); |
|
2901
|
127 return false; |
|
|
128 } |
|
|
129 |
|
2376
|
130 /* |
|
|
131 ;;; Local Variables: *** |
|
|
132 ;;; mode: C++ *** |
|
|
133 ;;; End: *** |
|
|
134 */ |
