client.c

   1 /*
   2  * (C)opyright MMVI Anselm R. Garbe <garbeam at gmail dot com>
   3  * See LICENSE file for license details.
   4  */
   5
   6 #include <string.h>
   7 #include <X11/Xatom.h>
   8
   9 #include "util.h"
  10 #include "wm.h"
  11
  12 static void
  13 update_client_name(Client *c)
  14 {
  15         XTextProperty name;
  16         int n;
  17         char **list = NULL;
  18
  19         name.nitems = 0;
  20         c->name[0] = 0;
  21         XGetTextProperty(dpy, c->win, &name, net_atom[NetWMName]);
  22         if(!name.nitems)
  23                 XGetWMName(dpy, c->win, &name);
  24         if(!name.nitems)
  25                 return;
  26         if(name.encoding == XA_STRING)
  27                 strncpy(c->name, (char *)name.value, sizeof(c->name));
  28         else {
  29                 if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success
  30                                 && n > 0 && *list)
  31                 {
  32                         strncpy(c->name, *list, sizeof(c->name));
  33                         XFreeStringList(list);
  34                 }
  35         }
  36         XFree(name.value);
  37 }
  38
  39 Client *
  40 create_client(Window w, XWindowAttributes *wa)
  41 {
  42         Client *c;
  43         XSetWindowAttributes twa;
  44         long msize;
  45
  46         c = emallocz(sizeof(Client));
  47         c->win = w;
  48         c->r[RFloat].x = wa->x;
  49         c->r[RFloat].y = wa->y;
  50         c->r[RFloat].width = wa->width;
  51         c->r[RFloat].height = wa->height;
  52         c->border = wa->border_width;
  53         XSetWindowBorderWidth(dpy, c->win, 0);
  54         XGetTransientForHint(dpy, c->win, &c->trans);
  55         if(!XGetWMNormalHints(dpy, c->win, &c->size, &msize) || !c->size.flags)
  56                 c->size.flags = PSize;
  57         c->fixedsize =
  58                 (c->size.flags & PMinSize && c->size.flags & PMaxSize
  59                  && c->size.min_width == c->size.max_width
  60                  && c->size.min_height == c->size.max_height);
  61         update_client_name(c);
  62         twa.override_redirect = 1;
  63         twa.background_pixmap = ParentRelative;
  64         twa.event_mask = ExposureMask;
  65
  66         c->title = XCreateWindow(dpy, root, c->r[RFloat].x, c->r[RFloat].y,
  67                         c->r[RFloat].width, barrect.height, 0,
  68                         DefaultDepth(dpy, screen), CopyFromParent,
  69                         DefaultVisual(dpy, screen),
  70                         CWOverrideRedirect | CWBackPixmap | CWEventMask, &twa);
  71         XFlush(dpy);
  72
  73 #if 0
  74         for(t=&client, i=0; *t; t=&(*t)->next, i++);
  75         c->next = *t; /* *t == nil */
  76         *t = c;
  77 #endif
  78         return c;
  79 }
  80
  81 void
  82 manage(Client *c)
  83 {
  84         XMapRaised(dpy, c->win);
  85         XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
  86         XFlush(dpy);
  87 }
  88
  89 Client *
  90 getclient(Window w)
  91 {
  92         Client *c;
  93         for(c = clients; c; c = c->next)
  94                 if(c->win == w)
  95                         return c;
  96         return NULL;
  97 }