dwm-meillo

view tag.c @ 383:2ec9cead84a7

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applied patch similiar proposed by dave tweed
author Anselm R. Garbe <arg@10kloc.org>
date Tue, 29 Aug 2006 17:11:37 +0200
parents b00cc483d13b
children 126e78129f1d
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 static void
34 applytag()
35 {
36 /* asserts sel != NULL */
37 settitle(sel);
38 if(!isvisible(sel))
39 arrange(NULL);
40 else
41 drawstatus();
42 }
43
44 /* extern */
45
46 Client *
47 getnext(Client *c)
48 {
49 for(; c && !isvisible(c); c = c->next);
50 return c;
51 }
52
53 Client *
54 getprev(Client *c)
55 {
56 for(; c && !isvisible(c); c = c->prev);
57 return c;
58 }
59
60 void
61 initrregs()
62 {
63 unsigned int i;
64 regex_t *reg;
65
66 if(rreg)
67 return;
68 len = sizeof(rule) / sizeof(rule[0]);
69 rreg = emallocz(len * sizeof(RReg));
70
71 for(i = 0; i < len; i++) {
72 if(rule[i].clpattern) {
73 reg = emallocz(sizeof(regex_t));
74 if(regcomp(reg, rule[i].clpattern, 0))
75 free(reg);
76 else
77 rreg[i].clregex = reg;
78 }
79 if(rule[i].tpattern) {
80 reg = emallocz(sizeof(regex_t));
81 if(regcomp(reg, rule[i].tpattern, 0))
82 free(reg);
83 else
84 rreg[i].tregex = reg;
85 }
86 }
87 }
88
89 void
90 settags(Client *c)
91 {
92 char prop[512];
93 unsigned int i, j;
94 regmatch_t tmp;
95 Bool matched = False;
96 XClassHint ch;
97
98 if(XGetClassHint(dpy, c->win, &ch)) {
99 snprintf(prop, sizeof(prop), "%s:%s:%s",
100 ch.res_class ? ch.res_class : "",
101 ch.res_name ? ch.res_name : "", c->name);
102 for(i = 0; !matched && i < len; i++)
103 if(rreg[i].clregex && !regexec(rreg[i].clregex, prop, 1, &tmp, 0)) {
104 c->isfloat = rule[i].isfloat;
105 for(j = 0; rreg[i].tregex && j < ntags; j++) {
106 if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) {
107 matched = True;
108 c->tags[j] = True;
109 }
110 }
111 }
112 if(ch.res_class)
113 XFree(ch.res_class);
114 if(ch.res_name)
115 XFree(ch.res_name);
116 }
117 if(!matched)
118 for(i = 0; i < ntags; i++)
119 c->tags[i] = seltag[i];
120 for(i = 0; i < ntags && !c->tags[i]; i++);
121 c->weight = i;
122 }
123
124 void
125 tag(Arg *arg)
126 {
127 unsigned int i;
128
129 if(!sel)
130 return;
131
132 for(i = 0; i < ntags; i++)
133 sel->tags[i] = False;
134 sel->tags[arg->i] = True;
135 applytag();
136 }
137
138 void
139 toggletag(Arg *arg)
140 {
141 unsigned int i;
142
143 if(!sel)
144 return;
145
146 sel->tags[arg->i] = !sel->tags[arg->i];
147 for(i = 0; i < ntags && !sel->tags[i]; i++);
148 if(i == ntags)
149 sel->tags[arg->i] = True;
150 applytag();
151 }