openbox/group.c

   1 #include "group.h"
   2 #include "client.h"
   3
   4 GHashTable *group_map = NULL;
   5
   6 static guint map_hash(Window *w) { return *w; }
   7 static gboolean map_key_comp(Window *w1, Window *w2) { return *w1 == *w2; }
   8
   9 void group_startup(gboolean reconfig)
  10 {
  11     if (reconfig) return;
  12
  13     group_map = g_hash_table_new((GHashFunc)map_hash,
  14                                  (GEqualFunc)map_key_comp);
  15 }
  16
  17 void group_shutdown(gboolean reconfig)
  18 {
  19     if (reconfig) return;
  20
  21     g_hash_table_destroy(group_map);
  22 }
  23
  24 ObGroup *group_add(Window leader, ObClient *client)
  25 {
  26     ObGroup *self;
  27
  28     self = g_hash_table_lookup(group_map, &leader);
  29     if (self == NULL) {
  30         self = g_new(ObGroup, 1);
  31         self->leader = leader;
  32         self->members = NULL;
  33         g_hash_table_insert(group_map, &self->leader, self);
  34     }
  35
  36     self->members = g_slist_append(self->members, client);
  37
  38     return self;
  39 }
  40
  41 void group_remove(ObGroup *self, ObClient *client)
  42 {
  43     self->members = g_slist_remove(self->members, client);
  44     if (self->members == NULL) {
  45         g_hash_table_remove(group_map, &self->leader);
  46         g_free(self);
  47     }
  48 }