tag.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
/* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com> * See LICENSE file for license details. */ #include "dwm.h" #include <regex.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <sys/types.h> #include <X11/Xutil.h> typedef struct { const char *clpattern; const char *tpattern; Bool isfloat; } Rule; typedef struct { regex_t *clregex; regex_t *tregex; } RReg; /* static */ TAGS RULES static RReg *rreg = NULL; static unsigned int len = 0; /* extern */ void initrregs(void) { unsigned int i; regex_t *reg; if(rreg) return; len = sizeof rule / sizeof rule[0]; rreg = emallocz(len * sizeof(RReg)); for(i = 0; i < len; i++) { if(rule[i].clpattern) { reg = emallocz(sizeof(regex_t)); if(regcomp(reg, rule[i].clpattern, REG_EXTENDED)) free(reg); else rreg[i].clregex = reg; } if(rule[i].tpattern) { reg = emallocz(sizeof(regex_t)); if(regcomp(reg, rule[i].tpattern, REG_EXTENDED)) free(reg); else rreg[i].tregex = reg; } } } void settags(Client *c, Client *trans) { char prop[512]; unsigned int i, j; regmatch_t tmp; Bool matched = trans != NULL; XClassHint ch = { 0 }; if(matched) for(i = 0; i < ntags; i++) c->tags[i] = trans->tags[i]; else { XGetClassHint(dpy, c->win, &ch); snprintf(prop, sizeof prop, "%s:%s:%s", ch.res_class ? ch.res_class : "", ch.res_name ? ch.res_name : "", c->name); for(i = 0; i < len; i++) if(rreg[i].clregex && !regexec(rreg[i].clregex, prop, 1, &tmp, 0)) { c->isfloat = rule[i].isfloat; for(j = 0; rreg[i].tregex && j < ntags; j++) { if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) { matched = True; c->tags[j] = True; } } } if(ch.res_class) XFree(ch.res_class); if(ch.res_name) XFree(ch.res_name); } if(!matched) for(i = 0; i < ntags; i++) c->tags[i] = seltag[i]; } void tag(Arg *arg) { unsigned int i; if(!sel) return; for(i = 0; i < ntags; i++) sel->tags[i] = (arg->i == -1) ? True : False; if(arg->i >= 0 && arg->i < ntags) sel->tags[arg->i] = True; arrange(); } void toggletag(Arg *arg) { unsigned int i; if(!sel) return; sel->tags[arg->i] = !sel->tags[arg->i]; for(i = 0; i < ntags && !sel->tags[i]; i++); if(i == ntags) sel->tags[arg->i] = True; arrange(); }