dwm-meillo
view tag.c @ 261:d6fd632d861c
implement multi-tag selection through button3 click on the specific tag
| author | Anselm R.Garbe <arg@10ksloc.org> |
|---|---|
| date | Fri, 11 Aug 2006 18:37:41 +0200 |
| parents | 87c5d5176e17 |
| children | d659a2dce2b5 |
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>
14 typedef struct {
15 const char *clpattern;
16 const char *tpattern;
17 Bool isfloat;
18 } Rule;
20 typedef struct {
21 regex_t *clregex;
22 regex_t *tregex;
23 } RReg;
25 /* static */
27 TAGS
28 RULES
30 static RReg *rreg = NULL;
31 static unsigned int len = 0;
33 void (*arrange)(Arg *) = DEFMODE;
35 /* extern */
37 void
38 appendtag(Arg *arg)
39 {
40 if(!sel)
41 return;
43 sel->tags[arg->i] = True;
44 arrange(NULL);
45 }
47 void
48 dofloat(Arg *arg)
49 {
50 Client *c;
52 for(c = clients; c; c = c->next) {
53 c->ismax = False;
54 if(isvisible(c)) {
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 }
69 void
70 dotile(Arg *arg)
71 {
72 int n, i, w, h;
73 Client *c;
75 w = sw - mw;
76 for(n = 0, c = clients; c; c = c->next)
77 if(isvisible(c) && !c->isfloat)
78 n++;
80 if(n > 1)
81 h = (sh - bh) / (n - 1);
82 else
83 h = sh - bh;
85 for(i = 0, c = clients; c; c = c->next) {
86 c->ismax = False;
87 if(isvisible(c)) {
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 if(i + 1 == n)
110 c->h = sh - c->y - 2;
111 else
112 c->h = h - 2;
113 }
114 else { /* fallback if h < bh */
115 c->x = sx + mw;
116 c->y = sy + bh;
117 c->w = w - 2;
118 c->h = sh - 2 - bh;
119 }
120 resize(c, False, TopLeft);
121 i++;
122 }
123 else
124 ban(c);
125 }
126 if((sel = getnext(clients))) {
127 higher(sel);
128 focus(sel);
129 }
130 else
131 XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
132 drawall();
133 }
135 Client *
136 getnext(Client *c)
137 {
138 for(; c && !isvisible(c); c = c->next);
139 return c;
140 }
142 Client *
143 getprev(Client *c)
144 {
145 for(; c && !isvisible(c); c = c->prev);
146 return c;
147 }
149 void
150 initrregs()
151 {
152 unsigned int i;
153 regex_t *reg;
155 if(rreg)
156 return;
157 len = sizeof(rule) / sizeof(rule[0]);
158 rreg = emallocz(len * sizeof(RReg));
160 for(i = 0; i < len; i++) {
161 if(rule[i].clpattern) {
162 reg = emallocz(sizeof(regex_t));
163 if(regcomp(reg, rule[i].clpattern, 0))
164 free(reg);
165 else
166 rreg[i].clregex = reg;
167 }
168 if(rule[i].tpattern) {
169 reg = emallocz(sizeof(regex_t));
170 if(regcomp(reg, rule[i].tpattern, 0))
171 free(reg);
172 else
173 rreg[i].tregex = reg;
174 }
175 }
176 }
178 Bool
179 isvisible(Client *c)
180 {
181 unsigned int i;
183 for(i = 0; i < ntags; i++)
184 if(c->tags[i] && tsel[i])
185 return True;
186 return False;
187 }
189 void
190 replacetag(Arg *arg)
191 {
192 int i;
194 if(!sel)
195 return;
197 for(i = 0; i < ntags; i++)
198 sel->tags[i] = False;
199 appendtag(arg);
200 }
202 void
203 settags(Client *c)
204 {
205 char classinst[256];
206 unsigned int i, j;
207 regmatch_t tmp;
208 Bool matched = False;
209 XClassHint ch;
211 if(XGetClassHint(dpy, c->win, &ch)) {
212 snprintf(classinst, sizeof(classinst), "%s:%s",
213 ch.res_class ? ch.res_class : "",
214 ch.res_name ? ch.res_name : "");
215 for(i = 0; !matched && i < len; i++)
216 if(rreg[i].clregex && !regexec(rreg[i].clregex, classinst, 1, &tmp, 0)) {
217 c->isfloat = rule[i].isfloat;
218 for(j = 0; rreg[i].tregex && j < ntags; j++) {
219 if(!regexec(rreg[i].tregex, tags[j], 1, &tmp, 0)) {
220 matched = True;
221 c->tags[j] = True;
222 }
223 }
224 }
225 if(ch.res_class)
226 XFree(ch.res_class);
227 if(ch.res_name)
228 XFree(ch.res_name);
229 }
230 if(!matched)
231 for(i = 0; i < ntags; i++)
232 c->tags[i] = tsel[i];
233 }
235 void
236 togglemode(Arg *arg)
237 {
238 arrange = arrange == dofloat ? dotile : dofloat;
239 arrange(NULL);
240 }
242 void
243 view(Arg *arg)
244 {
245 unsigned int i;
247 for(i = 0; i < ntags; i++)
248 tsel[i] = False;
249 tsel[arg->i] = True;
250 arrange(NULL);
251 drawall();
252 }
254 void
255 viewnext(Arg *arg)
256 {
257 unsigned int i;
259 for(i = 0; !tsel[i]; i++);
260 arg->i = (i < ntags-1) ? i+1 : 0;
261 view(arg);
262 }
264 void
265 viewprev(Arg *arg)
266 {
267 unsigned int i;
269 for(i = 0; !tsel[i]; i++);
270 arg->i = (i > 0) ? i-1 : ntags-1;
271 view(arg);
272 }