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;
  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                         mwfact = delta;
  23                 else
  24                         mwfact += delta;
  25                 if(mwfact < 0.1)
  26                         mwfact = 0.1;
  27                 else if(mwfact > 0.9)
  28                         mwfact = 0.9;
  29         }
  30         arrange();
  31 }
  32
  33 void
  34 tile(void) {
  35         unsigned int i, n, nx, ny, nw, nh, mw, th;
  36         Client *c;
  37
  38         for(n = 0, c = nexttiled(clients); c; c = nexttiled(c->next))
  39                 n++;
  40
  41         /* window geoms */
  42         mw = (n == 1) ? waw : mwfact * waw;
  43         th = (n > 1) ? wah / (n - 1) : 0;
  44         if(n > 1 && th < bh)
  45                 th = wah;
  46
  47         nx = wax;
  48         ny = way;
  49         for(i = 0, c = nexttiled(clients); c; c = nexttiled(c->next), i++) {
  50                 c->ismax = False;
  51                 if(i == 0) { /* master */
  52                         nw = mw - 2 * c->border;
  53                         nh = wah - 2 * c->border;
  54                 }
  55                 else {  /* tile window */
  56                         if(i == 1) {
  57                                 ny = way;
  58                                 nx += mw;
  59                         }
  60                         nw = waw - mw - 2 * c->border;
  61                         if(i + 1 == n) /* remainder */
  62                                 nh = (way + wah) - ny - 2 * c->border;
  63                         else
  64                                 nh = th - 2 * c->border;
  65                 }
  66                 resize(c, nx, ny, nw, nh, RESIZEHINTS);
  67                 if(n > 1 && th != wah)
  68                         ny += nh + 2 * c->border;
  69         }
  70 }
  71
  72 void
  73 zoom(const char *arg) {
  74         Client *c;
  75
  76         if(!sel || !isarrange(tile) || sel->isfloating)
  77                 return;
  78         if((c = sel) == nexttiled(clients))
  79                 if(!(c = nexttiled(c->next)))
  80                         return;
  81         detach(c);
  82         attach(c);
  83         focus(c);
  84         arrange();
  85 }