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annotate examples/structdemo.cc @ 11051:2204120e38d2

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structdemo.cc: use octave_scalar_map instead of Octave_map
author John W. Eaton <jwe@octave.org>
date Wed, 29 Sep 2010 04:23:13 -0400
parents 6cb30a539481
children db1f49eaba6b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #include <octave/oct.h>
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2 #include <octave/ov-struct.h>
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3
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4 DEFUN_DLD (structdemo, args, , "Struct demo.")
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5 {
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6 int nargin = args.length ();
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7 octave_value retval;
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8
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9 if (args.length () == 2)
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10 {
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11 octave_scalar_map arg0 = args(0).scalar_map_value ();
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12
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13 if (! error_state)
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14 {
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15 std::string arg1 = args(1).string_value ();
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16
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17 if (! error_state)
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18 {
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19 octave_value tmp = arg0.contents (arg1);
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20
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21 if (tmp.is_defined ())
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22 {
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23 octave_scalar_map st;
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24
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25 st.assign ("selected", tmp);
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26
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27 retval = octave_value (st);
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28 }
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29 else
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30 error ("sruct does not contain field named '%s'\n",
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31 arg1.c_str ());
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32 }
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33 else
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34 error ("expecting character string as second argument");
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35 }
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36 else
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37 error ("expecting struct as first argument");
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38 }
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39 else
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40 print_usage ();
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41
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42 return retval;
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43 }
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44