static MetaGroup*
meta_group_new (MetaX11Display *x11_display,
Window group_leader)
{
MetaGroup *group;
#define N_INITIAL_PROPS 3
Atom initial_props[N_INITIAL_PROPS];
int i;
g_assert (N_INITIAL_PROPS == (int) G_N_ELEMENTS (initial_props));
group = g_new0 (MetaGroup, 1);
group->x11_display = x11_display;
group->windows = NULL;
group->group_leader = group_leader;
group->refcount = 1; /* owned by caller, hash table has only weak ref */
xcb_connection_t *xcb_conn = XGetXCBConnection (x11_display->xdisplay);
xcb_generic_error_t *e;
g_autofree xcb_get_window_attributes_reply_t *attrs =
xcb_get_window_attributes_reply (xcb_conn,
xcb_get_window_attributes (xcb_conn, group_leader),
&e);
if (e)
return NULL;
const uint32_t events[] = { attrs->your_event_mask | XCB_EVENT_MASK_PROPERTY_CHANGE };
xcb_change_window_attributes (xcb_conn, group_leader,
XCB_CW_EVENT_MASK, events);
if (x11_display->groups_by_leader == NULL)
x11_display->groups_by_leader = g_hash_table_new (meta_unsigned_long_hash,
meta_unsigned_long_equal);
g_assert (g_hash_table_lookup (x11_display->groups_by_leader, &group_leader) == NULL);
g_hash_table_insert (x11_display->groups_by_leader,
&group->group_leader,
group);
/* Fill these in the order we want them to be gotten */
i = 0;
initial_props[i++] = x11_display->atom_WM_CLIENT_MACHINE;
initial_props[i++] = x11_display->atom__NET_WM_PID;
initial_props[i++] = x11_display->atom__NET_STARTUP_ID;
g_assert (N_INITIAL_PROPS == i);
meta_group_reload_properties (group, initial_props, N_INITIAL_PROPS);
meta_topic (META_DEBUG_GROUPS,
"Created new group with leader 0x%lx\n",
group->group_leader);
return group;
}
static MetaGroup*
meta_group_new (MetaDisplay *display,
Window group_leader)
{
MetaGroup *group;
#define N_INITIAL_PROPS 3
Atom initial_props[N_INITIAL_PROPS];
int i;
g_assert (N_INITIAL_PROPS == (int) G_N_ELEMENTS (initial_props));
group = g_new0 (MetaGroup, 1);
group->display = display;
group->windows = NULL;
group->group_leader = group_leader;
group->refcount = 1; /* owned by caller, hash table has only weak ref */
if (display->groups_by_leader == NULL)
display->groups_by_leader = g_hash_table_new (meta_unsigned_long_hash,
meta_unsigned_long_equal);
g_assert (g_hash_table_lookup (display->groups_by_leader, &group_leader) == NULL);
g_hash_table_insert (display->groups_by_leader,
&group->group_leader,
group);
/* Fill these in the order we want them to be gotten */
i = 0;
initial_props[i++] = display->atom_WM_CLIENT_MACHINE;
initial_props[i++] = display->atom__NET_WM_PID;
initial_props[i++] = display->atom__NET_STARTUP_ID;
g_assert (N_INITIAL_PROPS == i);
meta_group_reload_properties (group, initial_props, N_INITIAL_PROPS);
meta_topic (META_DEBUG_GROUPS,
"Created new group with leader 0x%lx\n",
group->group_leader);
return group;
}
void
meta_group_reload_property (MetaGroup *group,
Atom property)
{
meta_group_reload_properties (group, &property, 1);
}
