tile.c

   1 /* See LICENSE file for copyright and license details. */
   2 #include "dwm.h"
   3 #include <stdio.h>
   4
   5 /* static */
   6
   7 static double mwfact = MWFACT;
   8
   9 /* extern */
  10
  11 void
  12 setmwfact(const char *arg) {
  13         double delta, newfact;
  14
  15         if(!isarrange(tile))
  16                 return;
  17         /* arg handling, manipulate mwfact */
  18         if(arg == NULL)
  19                 mwfact = MWFACT;
  20         else if(1 == sscanf(arg, "%lf", &delta)) {
  21                 if(arg[0] != '+' && arg[0] != '-')
  22                         newfact = delta;
  23                 else
  24                         newfact = mwfact + delta;
  25                 if(newfact < 0.1)
  26                         newfact = 0.1;
  27                 else if(newfact > 0.9)
  28                         newfact = 0.9;
  29                 mwfact = newfact;
  30         }
  31         arrange();
  32 }
  33
  34 void
  35 tile(void) {
  36         unsigned int i, n, nx, ny, nw, nh, mw, th;
  37         Client *c;
  38
  39         for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
  40                 n++;
  41
  42         /* window geoms */
  43         mw = (n == 1) ? waw : mwfact * waw;
  44         th = (n > 1) ? wah / (n - 1) : 0;
  45         if(n > 1 && th < bh)
  46                 th = wah;
  47
  48         nx = wax;
  49         ny = way;
  50         for(i = 0, c = nexttiled(clients); c; c = nexttiled(c->next)) {
  51                 c->ismax = False;
  52                 if(i == 0) { /* master */
  53                         nw = mw - 2 * c->border;
  54                         nh = wah - 2 * c->border;
  55                 }
  56                 else {  /* tile window */
  57                         if(i == 1) {
  58                                 ny = way;
  59                                 nx += mw;
  60                         }
  61                         nw = waw - mw - 2 * c->border;
  62                         if(i + 1 == n) /* remainder */
  63                                 nh = (way + wah) - ny - 2 * c->border;
  64                         else
  65                                 nh = th - 2 * c->border;
  66                 }
  67                 resize(c, nx, ny, nw, nh, False);
  68                 if(n > 1 && th != wah)
  69                         ny += nh + 2 * c->border;
  70                 i++;
  71         }
  72 }
  73
  74 void
  75 zoom(const char *arg) {
  76         Client *c;
  77
  78         if(!sel || !isarrange(tile) || sel->isfloating)
  79                 return;
  80         if((c = sel) == nexttiled(clients))
  81                 if(!(c = nexttiled(c->next)))
  82                         return;
  83         detach(c);
  84         attach(c);
  85         focus(c);
  86         arrange();
  87 }