source: style.c @ a006d475

release-1.8release-1.9
Last change on this file since a006d475 was d4927a7, checked in by Anders Kaseorg <andersk@mit.edu>, 11 years ago
Replace owl_strdup with g_strdup. Signed-off-by: Anders Kaseorg <andersk@mit.edu> Reviewed-by: Karl Ramm <kcr@mit.edu>
  • Property mode set to 100644
File size: 2.5 KB
Line 
1#define OWL_PERL
2#include "owl.h"
3
4/* Assumes owenership of one existing ref on `obj`*/
5void owl_style_create_perl(owl_style *s, const char *name, SV *obj)
6{
7  s->name=g_strdup(name);
8  s->perlobj = obj;
9}
10
11int owl_style_matches_name(const owl_style *s, const char *name)
12{
13  if (!strcmp(s->name, name)) return(1);
14  return(0);
15}
16
17const char *owl_style_get_name(const owl_style *s)
18{
19  return(s->name);
20}
21
22const char *owl_style_get_description(const owl_style *s)
23{
24  SV *sv = NULL;
25  OWL_PERL_CALL_METHOD(s->perlobj,
26                       "description",
27                       ;,
28                       "Error in style_get_description: %s",
29                       0,
30                       sv = SvREFCNT_inc(POPs);
31                       );
32  if(sv) {
33    return SvPV_nolen(sv_2mortal(sv));
34  } else {
35    return "[error getting description]";
36  }
37}
38
39/* Use style 's' to format message 'm' into fmtext 'fm'.
40 * 'fm' should already be be initialzed
41 */
42void owl_style_get_formattext(const owl_style *s, owl_fmtext *fm, const owl_message *m)
43{
44  const char *body;
45  char *indent;
46  int curlen;
47  owl_fmtext with_tabs;
48
49  SV *sv = NULL;
50 
51  /* Call the perl object */
52  OWL_PERL_CALL_METHOD(s->perlobj,
53                       "format_message",
54                       XPUSHs(sv_2mortal(owl_perlconfig_message2hashref(m)));,
55                       "Error in format_message: %s",
56                       0,
57                       sv = SvREFCNT_inc(POPs);
58                       );
59
60  if(sv) {
61    body = SvPV_nolen(sv);
62  } else {
63    body = "<unformatted message>";
64  }
65
66  /* indent and ensure ends with a newline */
67  indent = owl_text_indent(body, OWL_TAB);
68  curlen = strlen(indent);
69  if (curlen==0 || indent[curlen-1] != '\n') {
70    indent[curlen] = '\n';
71    indent[curlen+1] = '\0';
72  }
73
74  owl_fmtext_init_null(&with_tabs);
75  /* fmtext_append.  This needs to change */
76  owl_fmtext_append_ztext(&with_tabs, indent);
77  /* Expand tabs, taking the indent into account. Otherwise, tabs from the
78   * style display incorrectly due to our own indent. */
79  owl_fmtext_expand_tabs(&with_tabs, fm, OWL_TAB_WIDTH - OWL_TAB);
80  owl_fmtext_cleanup(&with_tabs);
81
82  g_free(indent);
83  if(sv)
84    SvREFCNT_dec(sv);
85}
86
87int owl_style_validate(const owl_style *s) {
88  if (!s || !s->perlobj || !SvOK(s->perlobj)) {
89    return -1;
90  }
91  return 0;
92}
93
94void owl_style_cleanup(owl_style *s)
95{
96  if (s->name) g_free(s->name);
97  SvREFCNT_dec(s->perlobj);
98}
99
100void owl_style_delete(owl_style *s)
101{
102  owl_style_cleanup(s);
103  g_free(s);
104}
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