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view tag.c @ 205:3fb41412e249

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prepared dwm.html
author arg@10ksloc.org
date Mon, 07 Aug 2006 08:51:43 +0200
parents 56fee1dc9d53
children 87c5d5176e17
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 void (*arrange)(Arg *) = DEFMODE;
34
35 /* extern */
36
37 void
38 appendtag(Arg *arg)
39 {
40 if(!sel)
41 return;
42
43 sel->tags[arg->i] = True;
44 arrange(NULL);
45 }
46
47 void
48 dofloat(Arg *arg)
49 {
50 Client *c;
51
52 for(c = clients; c; c = c->next) {
53 c->ismax = False;
54 if(c->tags[tsel]) {
55 resize(c, True, TopLeft);
56 }
57 else
58 ban(c);
59 }
60 if((sel = getnext(clients))) {
61 higher(sel);
62 focus(sel);
63 }
64 else
65 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
66 drawall();
67 }
68
69 void
70 dotile(Arg *arg)
71 {
72 int n, i, w, h;
73 Client *c;
74
75 w = sw - mw;
76 for(n = 0, c = clients; c; c = c->next)
77 if(c->tags[tsel] && !c->isfloat)
78 n++;
79
80 if(n > 1)
81 h = (sh - bh) / (n - 1);
82 else
83 h = sh - bh;
84
85 for(i = 0, c = clients; c; c = c->next) {
86 c->ismax = False;
87 if(c->tags[tsel]) {
88 if(c->isfloat) {
89 higher(c);
90 resize(c, True, TopLeft);
91 continue;
92 }
93 if(n == 1) {
94 c->x = sx;
95 c->y = sy + bh;
96 c->w = sw - 2;
97 c->h = sh - 2 - bh;
98 }
99 else if(i == 0) {
100 c->x = sx;
101 c->y = sy + bh;
102 c->w = mw - 2;
103 c->h = sh - 2 - bh;
104 }
105 else if(h > bh) {
106 c->x = sx + mw;
107 c->y = sy + (i - 1) * h + bh;
108 c->w = w - 2;
109 c->h = h - 2;
110 }
111 else { /* fallback if h < bh */
112 c->x = sx + mw;
113 c->y = sy + bh;
114 c->w = w - 2;
115 c->h = sh - 2 - bh;
116 }
117 resize(c, False, TopLeft);
118 i++;
119 }
120 else
121 ban(c);
122 }
123 if((sel = getnext(clients))) {
124 higher(sel);
125 focus(sel);
126 }
127 else
128 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
129 drawall();
130 }
131
132 Client *
133 getnext(Client *c)
134 {
135 for(; c && !c->tags[tsel]; c = c->next);
136 return c;
137 }
138
139 Client *
140 getprev(Client *c)
141 {
142 for(; c && !c->tags[tsel]; c = c->prev);
143 return c;
144 }
145
146 void
147 initrregs()
148 {
149 unsigned int i;
150 regex_t *reg;
151
152 if(rreg)
153 return;
154 len = sizeof(rule) / sizeof(rule[0]);
155 rreg = emallocz(len * sizeof(RReg));
156
157 for(i = 0; i < len; i++) {
158 if(rule[i].clpattern) {
159 reg = emallocz(sizeof(regex_t));
160 if(regcomp(reg, rule[i].clpattern, 0))
161 free(reg);
162 else
163 rreg[i].clregex = reg;
164 }
165 if(rule[i].tpattern) {
166 reg = emallocz(sizeof(regex_t));
167 if(regcomp(reg, rule[i].tpattern, 0))
168 free(reg);
169 else
170 rreg[i].tregex = reg;
171 }
172 }
173 }
174
175 void
176 replacetag(Arg *arg)
177 {
178 int i;
179
180 if(!sel)
181 return;
182
183 for(i = 0; i < ntags; i++)
184 sel->tags[i] = False;
185 appendtag(arg);
186 }
187
188 void
189 settags(Client *c)
190 {
191 char classinst[256];
192 unsigned int i, j;
193 regmatch_t tmp;
194 Bool matched = False;
195 XClassHint ch;
196
197 if(XGetClassHint(dpy, c->win, &ch)) {
198 snprintf(classinst, sizeof(classinst), "%s:%s",
199 ch.res_class ? ch.res_class : "",
200 ch.res_name ? ch.res_name : "");
201 for(i = 0; !matched && i < len; i++)
202 if(rreg[i].clregex && !regexec(rreg[i].clregex, classinst, 1, &tmp, 0)) {
203 c->isfloat = rule[i].isfloat;
204 for(j = 0; rreg[i].tregex && j < ntags; j++) {
205 if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) {
206 matched = True;
207 c->tags[j] = True;
208 }
209 }
210 }
211 if(ch.res_class)
212 XFree(ch.res_class);
213 if(ch.res_name)
214 XFree(ch.res_name);
215 }
216 if(!matched)
217 c->tags[tsel] = True;
218 }
219
220 void
221 togglemode(Arg *arg)
222 {
223 arrange = arrange == dofloat ? dotile : dofloat;
224 arrange(NULL);
225 }
226
227 void
228 view(Arg *arg)
229 {
230 tsel = arg->i;
231 arrange(NULL);
232 drawall();
233 }
234
235 void
236 viewnext(Arg *arg)
237 {
238 arg->i = (tsel < ntags-1) ? tsel+1 : 0;
239 view(arg);
240 }
241
242 void
243 viewprev(Arg *arg)
244 {
245 arg->i = (tsel > 0) ? tsel-1 : ntags-1;
246 view(arg);
247 }