tile.c

   1 /* See LICENSE file for copyright and license details. */
   2 int bx, by, bw, bh, blw, mx, my, mw, mh, tx, ty, tw, th, wx, wy, ww, wh;
   3
   4 void setmfact(const char *arg);
   5 void tile(void);
   6 void tileresize(Client *c, int x, int y, int w, int h);
   7 void updatetilegeom(void);
   8
   9 void
  10 setmfact(const char *arg) {
  11         double d;
  12
  13         if(!arg || lt->arrange != tile)
  14                 return;
  15         else {
  16                 d = strtod(arg, NULL);
  17                 if(arg[0] == '-' || arg[0] == '+')
  18                         d += mfact;
  19                 if(d < 0.1 || d > 0.9)
  20                         return;
  21                 mfact = d;
  22         }
  23         updatetilegeom();
  24         arrange();
  25 }
  26
  27 void
  28 tile(void) {
  29         int x, y, h, w;
  30         unsigned int i, n;
  31         Client *c;
  32
  33         for(n = 0, c = nextunfloating(clients); c; c = nextunfloating(c->next), n++);
  34         if(n == 0)
  35                 return;
  36
  37         /* master */
  38         c = nextunfloating(clients);
  39
  40         if(n == 1)
  41                 tileresize(c, wx, wy, ww - 2 * c->bw, wh - 2 * c->bw);
  42         else
  43                 tileresize(c, mx, my, mw - 2 * c->bw, mh - 2 * c->bw);
  44
  45         if(--n == 0)
  46                 return;
  47
  48         /* tile stack */
  49         x = (tx > c->x + c->w) ? c->x + c->w + 2 * c->bw : tw;
  50         y = ty;
  51         w = (tx > c->x + c->w) ? wx + ww - x : tw;
  52         h = th / n;
  53         if(h < bh)
  54                 h = th;
  55
  56         for(i = 0, c = nextunfloating(c->next); c; c = nextunfloating(c->next), i++) {
  57                 if(i + 1 == n) /* remainder */
  58                         tileresize(c, x, y, w - 2 * c->bw, (ty + th) - y - 2 * c->bw);
  59                 else
  60                         tileresize(c, x, y, w - 2 * c->bw, h - 2 * c->bw);
  61                 if(h != th)
  62                         y = c->y + c->h + 2 * c->bw;
  63         }
  64 }
  65
  66 void
  67 tileresize(Client *c, int x, int y, int w, int h) {
  68         resize(c, x, y, w, h, resizehints);
  69         if(resizehints && ((c->h < bh) || (c->h > h) || (c->w < bh) || (c->w > w)))
  70                 /* client doesn't accept size constraints */
  71                 resize(c, x, y, w, h, False);
  72 }
  73
  74 void
  75 zoom(const char *arg) {
  76         Client *c = sel;
  77
  78         if(c == nextunfloating(clients))
  79                 if(!c || !(c = nextunfloating(c->next)))
  80                         return;
  81         if(lt->arrange == tile && !sel->isfloating) {
  82                 detach(c);
  83                 attach(c);
  84                 focus(c);
  85         }
  86         arrange();
  87 }
  88
  89 void
  90 updatetilegeom(void) {
  91         /* master area geometry */
  92         mx = wx;
  93         my = wy;
  94         mw = mfact * ww;
  95         mh = wh;
  96
  97         /* tile area geometry */
  98         tx = mx + mw;
  99         ty = wy;
 100         tw = ww - mw;
 101         th = wh;
 102 }