dwm-meillo

view tag.c @ 496:202416b41e80

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small change
author arg@mmvi
date Tue, 26 Sep 2006 14:08:42 +0200
parents 9d23330a5268
children 651f2c868b31
line source
1 /*
2 * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
3 * See LICENSE file for license details.
4 */
5 #include "dwm.h"
6 #include <regex.h>
7 #include <stdio.h>
8 #include <stdlib.h>
9 #include <string.h>
10 #include <sys/types.h>
11 #include <X11/Xutil.h>
12
13
14 typedef struct {
15 const char *clpattern;
16 const char *tpattern;
17 Bool isfloat;
18 } Rule;
19
20 typedef struct {
21 regex_t *clregex;
22 regex_t *tregex;
23 } RReg;
24
25 /* static */
26
27 TAGS
28 RULES
29
30 static RReg *rreg = NULL;
31 static unsigned int len = 0;
32
33 /* extern */
34
35 Client *
36 getnext(Client *c) {
37 for(; c && !isvisible(c); c = c->next);
38 return c;
39 }
40
41 Client *
42 getprev(Client *c) {
43 for(; c && !isvisible(c); c = c->prev);
44 return c;
45 }
46
47 void
48 initrregs(void) {
49 unsigned int i;
50 regex_t *reg;
51
52 if(rreg)
53 return;
54 len = sizeof(rule) / sizeof(rule[0]);
55 rreg = emallocz(len * sizeof(RReg));
56
57 for(i = 0; i < len; i++) {
58 if(rule[i].clpattern) {
59 reg = emallocz(sizeof(regex_t));
60 if(regcomp(reg, rule[i].clpattern, 0))
61 free(reg);
62 else
63 rreg[i].clregex = reg;
64 }
65 if(rule[i].tpattern) {
66 reg = emallocz(sizeof(regex_t));
67 if(regcomp(reg, rule[i].tpattern, 0))
68 free(reg);
69 else
70 rreg[i].tregex = reg;
71 }
72 }
73 }
74
75 void
76 settags(Client *c, Client *trans) {
77 char prop[512];
78 unsigned int i, j;
79 regmatch_t tmp;
80 Bool matched = trans != NULL;
81 XClassHint ch;
82
83 if(matched) {
84 for(i = 0; i < ntags; i++)
85 c->tags[i] = trans->tags[i];
86 }
87 else if(XGetClassHint(dpy, c->win, &ch)) {
88 snprintf(prop, sizeof(prop), "%s:%s:%s",
89 ch.res_class ? ch.res_class : "",
90 ch.res_name ? ch.res_name : "", c->name);
91 for(i = 0; !matched && i < len; i++)
92 if(rreg[i].clregex && !regexec(rreg[i].clregex, prop, 1, &tmp, 0)) {
93 c->isfloat = rule[i].isfloat;
94 for(j = 0; rreg[i].tregex && j < ntags; j++) {
95 if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) {
96 matched = True;
97 c->tags[j] = True;
98 }
99 }
100 }
101 if(ch.res_class)
102 XFree(ch.res_class);
103 if(ch.res_name)
104 XFree(ch.res_name);
105 }
106 if(!matched)
107 for(i = 0; i < ntags; i++)
108 c->tags[i] = seltag[i];
109 for(c->weight = 0; c->weight < ntags && !c->tags[c->weight]; c->weight++);
110 }
111
112 void
113 tag(Arg *arg) {
114 unsigned int i;
115
116 if(!sel)
117 return;
118
119 for(i = 0; i < ntags; i++)
120 sel->tags[i] = False;
121 sel->tags[arg->i] = True;
122 sel->weight = arg->i;
123 arrange(NULL);
124 }
125
126 void
127 toggletag(Arg *arg) {
128 unsigned int i;
129
130 if(!sel)
131 return;
132
133 sel->tags[arg->i] = !sel->tags[arg->i];
134 for(i = 0; i < ntags && !sel->tags[i]; i++);
135 if(i == ntags)
136 sel->tags[arg->i] = True;
137 sel->weight = (i == ntags) ? arg->i : i;
138 arrange(NULL);
139 }