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view tag.c @ 441:785bad5f21dd

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does this preserve z order for anthony?
author Anselm R. Garbe <arg@10kloc.org>
date Wed, 06 Sep 2006 15:30:28 +0200
parents 9d73c8298b2e
children 9d23330a5268
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 {
38 for(; c && !isvisible(c); c = c->next);
39 return c;
40 }
41
42 Client *
43 getprev(Client *c)
44 {
45 for(; c && !isvisible(c); c = c->prev);
46 return c;
47 }
48
49 void
50 initrregs()
51 {
52 unsigned int i;
53 regex_t *reg;
54
55 if(rreg)
56 return;
57 len = sizeof(rule) / sizeof(rule[0]);
58 rreg = emallocz(len * sizeof(RReg));
59
60 for(i = 0; i < len; i++) {
61 if(rule[i].clpattern) {
62 reg = emallocz(sizeof(regex_t));
63 if(regcomp(reg, rule[i].clpattern, 0))
64 free(reg);
65 else
66 rreg[i].clregex = reg;
67 }
68 if(rule[i].tpattern) {
69 reg = emallocz(sizeof(regex_t));
70 if(regcomp(reg, rule[i].tpattern, 0))
71 free(reg);
72 else
73 rreg[i].tregex = reg;
74 }
75 }
76 }
77
78 void
79 settags(Client *c, Client *trans)
80 {
81 char prop[512];
82 unsigned int i, j;
83 regmatch_t tmp;
84 Bool matched = trans != NULL;
85 XClassHint ch;
86
87 if(matched) {
88 for(i = 0; i < ntags; i++)
89 c->tags[i] = trans->tags[i];
90 }
91 else if(XGetClassHint(dpy, c->win, &ch)) {
92 snprintf(prop, sizeof(prop), "%s:%s:%s",
93 ch.res_class ? ch.res_class : "",
94 ch.res_name ? ch.res_name : "", c->name);
95 for(i = 0; !matched && i < len; i++)
96 if(rreg[i].clregex && !regexec(rreg[i].clregex, prop, 1, &tmp, 0)) {
97 c->isfloat = rule[i].isfloat;
98 for(j = 0; rreg[i].tregex && j < ntags; j++) {
99 if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) {
100 matched = True;
101 c->tags[j] = True;
102 }
103 }
104 }
105 if(ch.res_class)
106 XFree(ch.res_class);
107 if(ch.res_name)
108 XFree(ch.res_name);
109 }
110 if(!matched)
111 for(i = 0; i < ntags; i++)
112 c->tags[i] = seltag[i];
113 for(c->weight = 0; c->weight < ntags && !c->tags[c->weight]; c->weight++);
114 }
115
116 void
117 tag(Arg *arg)
118 {
119 unsigned int i;
120
121 if(!sel)
122 return;
123
124 for(i = 0; i < ntags; i++)
125 sel->tags[i] = False;
126 sel->tags[arg->i] = True;
127 sel->weight = arg->i;
128 arrange(NULL);
129 }
130
131 void
132 toggletag(Arg *arg)
133 {
134 unsigned int i;
135
136 if(!sel)
137 return;
138
139 sel->tags[arg->i] = !sel->tags[arg->i];
140 for(i = 0; i < ntags && !sel->tags[i]; i++);
141 if(i == ntags)
142 sel->tags[arg->i] = True;
143 sel->weight = (i == ntags) ? arg->i : i;
144 arrange(NULL);
145 }