tag.c

   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
   7 #include <string.h>
   8 #include <X11/Xutil.h>
   9
  10 /* static */
  11
  12 /* CUSTOMIZE */
  13 static Rule rule[] = {
  14         /* class                        instance        tags                                            isfloat */
  15         { "Firefox-bin",        "firefox-bin",  { [Twww] = "www" },                     False },
  16 };
  17
  18 /* extern */
  19
  20 /* CUSTOMIZE */
  21 char *tags[TLast] = {
  22         [Tscratch] = "scratch",
  23         [Tdev] = "dev",
  24         [Twww] = "www",
  25         [Twork] = "work",
  26 };
  27 void (*arrange)(Arg *) = dotile;
  28
  29 void
  30 appendtag(Arg *arg)
  31 {
  32         if(!sel)
  33                 return;
  34
  35         sel->tags[arg->i] = tags[arg->i];
  36         arrange(NULL);
  37 }
  38
  39 void
  40 dofloat(Arg *arg)
  41 {
  42         Client *c;
  43
  44         arrange = dofloat;
  45         for(c = clients; c; c = c->next) {
  46                 setgeom(c);
  47                 if(c->tags[tsel]) {
  48                         resize(c, True);
  49                 }
  50                 else
  51                         ban(c);
  52         }
  53         if(sel && !sel->tags[tsel]) {
  54                 if((sel = getnext(clients, tsel))) {
  55                         higher(sel);
  56                         focus(sel);
  57                 }
  58         }
  59         drawall();
  60 }
  61
  62 void
  63 dotile(Arg *arg)
  64 {
  65         Client *c;
  66         int n, i, w, h;
  67
  68         w = sw - mw;
  69         arrange = dotile;
  70         for(n = 0, c = clients; c; c = c->next)
  71                 if(c->tags[tsel] && !c->isfloat)
  72                         n++;
  73
  74         if(n > 1)
  75                 h = (sh - bh) / (n - 1);
  76         else
  77                 h = sh - bh;
  78
  79         for(i = 0, c = clients; c; c = c->next) {
  80                 setgeom(c);
  81                 if(c->tags[tsel]) {
  82                         if(c->isfloat) {
  83                                 higher(c);
  84                                 resize(c, True);
  85                                 continue;
  86                         }
  87                         if(n == 1) {
  88                                 *c->x = sx;
  89                                 *c->y = sy + bh;
  90                                 *c->w = sw - 2 * c->border;
  91                                 *c->h = sh - 2 * c->border - bh;
  92                         }
  93                         else if(i == 0) {
  94                                 *c->x = sx;
  95                                 *c->y = sy + bh;
  96                                 *c->w = mw - 2 * c->border;
  97                                 *c->h = sh - 2 * c->border - bh;
  98                         }
  99                         else {
 100                                 *c->x = sx + mw;
 101                                 *c->y = sy + (i - 1) * h + bh;
 102                                 *c->w = w - 2 * c->border;
 103                                 *c->h = h - 2 * c->border;
 104                         }
 105                         resize(c, False);
 106                         i++;
 107                 }
 108                 else
 109                         ban(c);
 110         }
 111         if(!sel || (sel && !sel->tags[tsel])) {
 112                 if((sel = getnext(clients, tsel))) {
 113                         higher(sel);
 114                         focus(sel);
 115                 }
 116         }
 117         drawall();
 118 }
 119
 120 Client *
 121 getnext(Client *c, unsigned int t)
 122 {
 123         for(; c && !c->tags[t]; c = c->next);
 124         return c;
 125 }
 126
 127 void
 128 heretag(Arg *arg)
 129 {
 130         int i;
 131         Client *c;
 132
 133         if(arg->i == tsel)
 134                 return;
 135
 136         if(!(c = getnext(clients, arg->i)))
 137                 return;
 138
 139         for(i = 0; i < TLast; i++)
 140                 c->tags[i] = NULL;
 141         c->tags[tsel] = tags[tsel];
 142         pop(c);
 143         focus(c);
 144 }
 145
 146 void
 147 replacetag(Arg *arg)
 148 {
 149         int i;
 150         if(!sel)
 151                 return;
 152
 153         for(i = 0; i < TLast; i++)
 154                 sel->tags[i] = NULL;
 155         appendtag(arg);
 156 }
 157
 158 void
 159 settags(Client *c)
 160 {
 161         XClassHint ch;
 162         static unsigned int len = rule ? sizeof(rule) / sizeof(rule[0]) : 0;
 163         unsigned int i, j;
 164         Bool matched = False;
 165
 166         if(!len) {
 167                 c->tags[tsel] = tags[tsel];
 168                 return;
 169         }
 170
 171         if(XGetClassHint(dpy, c->win, &ch)) {
 172                 if(ch.res_class && ch.res_name) {
 173                         for(i = 0; i < len; i++)
 174                                 if(!strncmp(rule[i].class, ch.res_class, sizeof(rule[i].class))
 175                                         && !strncmp(rule[i].instance, ch.res_name, sizeof(rule[i].instance)))
 176                                 {
 177                                         for(j = 0; j < TLast; j++)
 178                                                 c->tags[j] = rule[i].tags[j];
 179                                         c->isfloat = rule[i].isfloat;
 180                                         matched = True;
 181                                         break;
 182                                 }
 183                 }
 184                 if(ch.res_class)
 185                         XFree(ch.res_class);
 186                 if(ch.res_name)
 187                         XFree(ch.res_name);
 188         }
 189
 190         if(!matched)
 191                 c->tags[tsel] = tags[tsel];
 192 }
 193
 194 void
 195 view(Arg *arg)
 196 {
 197         tsel = arg->i;
 198         arrange(NULL);
 199         drawall();
 200 }