banning.c

   1 /*
   2  * banning.c - client banning management
   3  *
   4  * Copyright © 2007-2009 Julien Danjou <julien@danjou.info>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  */
  21
  22 #include "banning.h"
  23 #include "client.h"
  24 #include "titlebar.h"
  25 #include "screen.h"
  26
  27 /** Reban windows following current selected tags.
  28  * \param screen The screen to arrange.
  29  */
  30 void
  31 banning_need_update(screen_t *screen)
  32 {
  33     /* We update the complete banning only once per main loop to avoid
  34      * excessive updates...  */
  35     screen->need_lazy_banning = true;
  36
  37     /* But if a client will be banned in our next update we unfocus it now. */
  38     foreach(_c, globalconf.clients)
  39     {
  40         client_t *c = *_c;
  41
  42         /* we don't touch other screens windows */
  43         if(!client_isvisible(c, screen) && c->screen == screen)
  44             client_ban_unfocus(c);
  45     }
  46 }
  47
  48 static void
  49 reban(screen_t *screen)
  50 {
  51     if (!screen->need_lazy_banning)
  52         return;
  53
  54     screen->need_lazy_banning = false;
  55
  56     client_ignore_enterleave_events();
  57
  58     foreach(_c, globalconf.clients)
  59     {
  60         client_t *c = *_c;
  61
  62         /* Restore titlebar before client, so geometry is ok again. */
  63         if(titlebar_isvisible(c, screen))
  64             titlebar_unban(c->titlebar);
  65
  66         if(client_isvisible(c, screen))
  67             client_unban(c);
  68     }
  69
  70     /* Some people disliked the short flicker of background, so we first unban everything.
  71      * Afterwards we ban everything we don't want. This should avoid that. */
  72     foreach(_c, globalconf.clients)
  73     {
  74         client_t *c = *_c;
  75
  76         if(!titlebar_isvisible(c, screen) && c->screen == screen)
  77             titlebar_ban(c->titlebar);
  78
  79         /* we don't touch other screens windows */
  80         if(!client_isvisible(c, screen) && c->screen == screen)
  81             client_ban(c);
  82     }
  83
  84     client_restore_enterleave_events();
  85 }
  86
  87 /** Check all screens if they need to rebanned
  88  */
  89 void
  90 banning_refresh(void)
  91 {
  92     foreach(screen, globalconf.screens)
  93         reban(screen);
  94 }
  95
  96 // vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80