dwm-meillo

view tag.c @ 742:39b941868ce3

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adapting John Grahor's patch to dwm-3.5
author Anselm R. Garbe <arg@suckless.org>
date Fri, 09 Feb 2007 09:54:08 +0100
parents 1ed8c40dde36
children 08b89915c109
line source
1 /* (C)opyright MMVI-MMVII Anselm R. Garbe <garbeam at gmail dot com>
2 * See LICENSE file for license details.
3 */
4 #include "dwm.h"
5 #include <regex.h>
6 #include <stdio.h>
7 #include <stdlib.h>
8 #include <string.h>
9 #include <sys/types.h>
10 #include <X11/Xutil.h>
11
12
13 typedef struct {
14 const char *clpattern;
15 const char *tpattern;
16 Bool isfloat;
17 } Rule;
18
19 typedef struct {
20 regex_t *clregex;
21 regex_t *tregex;
22 } RReg;
23
24 /* static */
25
26 TAGS
27 RULES
28
29 static RReg *rreg = NULL;
30 static unsigned int len = 0;
31
32 /* extern */
33
34 Client *
35 getnext(Client *c) {
36 for(; c && !isvisible(c); c = c->next);
37 return c;
38 }
39
40 Client *
41 getprev(Client *c) {
42 for(; c && !isvisible(c); c = c->prev);
43 return c;
44 }
45
46 void
47 initrregs(void) {
48 unsigned int i;
49 regex_t *reg;
50
51 if(rreg)
52 return;
53 len = sizeof rule / sizeof rule[0];
54 rreg = emallocz(len * sizeof(RReg));
55 for(i = 0; i < len; i++) {
56 if(rule[i].clpattern) {
57 reg = emallocz(sizeof(regex_t));
58 if(regcomp(reg, rule[i].clpattern, REG_EXTENDED))
59 free(reg);
60 else
61 rreg[i].clregex = reg;
62 }
63 if(rule[i].tpattern) {
64 reg = emallocz(sizeof(regex_t));
65 if(regcomp(reg, rule[i].tpattern, REG_EXTENDED))
66 free(reg);
67 else
68 rreg[i].tregex = reg;
69 }
70 }
71 }
72
73 void
74 settags(Client *c, Client *trans) {
75 char prop[512];
76 unsigned int i, j;
77 regmatch_t tmp;
78 Bool matched = trans != NULL;
79 XClassHint ch = { 0 };
80
81 if(matched) {
82 for(i = 0; i < ntags; i++)
83 c->tags[i] = trans->tags[i];
84 }
85 else {
86 XGetClassHint(dpy, c->win, &ch);
87 snprintf(prop, sizeof prop, "%s:%s:%s",
88 ch.res_class ? ch.res_class : "",
89 ch.res_name ? ch.res_name : "", c->name);
90 for(i = 0; i < len; i++)
91 if(rreg[i].clregex && !regexec(rreg[i].clregex, prop, 1, &tmp, 0)) {
92 c->isfloat = rule[i].isfloat;
93 for(j = 0; rreg[i].tregex && j < ntags; j++) {
94 if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) {
95 matched = True;
96 c->tags[j] = True;
97 }
98 }
99 }
100 if(ch.res_class)
101 XFree(ch.res_class);
102 if(ch.res_name)
103 XFree(ch.res_name);
104 }
105 if(!matched)
106 for(i = 0; i < ntags; i++)
107 c->tags[i] = seltag[i];
108 }
109
110 void
111 tag(Arg *arg) {
112 unsigned int i;
113
114 if(!sel)
115 return;
116 for(i = 0; i < ntags; i++)
117 sel->tags[i] = (arg->i == -1) ? True : False;
118 if(arg->i >= 0 && arg->i < ntags)
119 sel->tags[arg->i] = True;
120 arrange();
121 }
122
123 void
124 toggletag(Arg *arg) {
125 unsigned int i;
126
127 if(!sel)
128 return;
129 sel->tags[arg->i] = !sel->tags[arg->i];
130 for(i = 0; i < ntags && !sel->tags[i]; i++);
131 if(i == ntags)
132 sel->tags[arg->i] = True;
133 arrange();
134 }