void
clientUpdateFocus (ScreenInfo *screen_info, Client * c, unsigned short flags)
{
Client *c2;
gboolean restacked;
TRACE ("entering");
c2 = ((client_focus != c) ? client_focus : NULL);
if ((c) && !clientAcceptFocus (c))
{
TRACE ("SKIP_FOCUS set for client \"%s\" (0x%lx)", c->name, c->window);
pending_focus = NULL;
return;
}
if ((c) && (c == client_focus) && !(flags & FOCUS_FORCE))
{
TRACE ("client \"%s\" (0x%lx) is already focused, ignoring request", c->name, c->window);
pending_focus = NULL;
return;
}
client_focus = c;
if (c2)
{
clientSetNetState (c2);
clientAdjustFullscreenLayer (c2, FALSE);
frameQueueDraw (c2, FALSE);
clientUpdateOpacity (c2);
}
if (c)
{
user_focus = c;
clientInstallColormaps (c);
if (flags & FOCUS_SORT)
{
clientSortRing(c);
}
if (FLAG_TEST(c->flags, CLIENT_FLAG_DEMANDS_ATTENTION))
{
TRACE ("un-setting WM_STATE_DEMANDS_ATTENTION flag on \"%s\" (0x%lx)", c->name, c->window);
FLAG_UNSET (c->flags, CLIENT_FLAG_DEMANDS_ATTENTION);
}
clientSetNetState (c);
restacked = clientAdjustFullscreenLayer (c, TRUE);
if (!restacked && screen_info->params->click_to_focus)
{
clientRaise (c, None);
clientSetLastRaise (c);
}
frameQueueDraw (c, FALSE);
clientUpdateOpacity (c);
}
clientSetNetActiveWindow (screen_info, c, 0);
pending_focus = NULL;
}
static void
clientFocusNone (ScreenInfo *screen_info, Client *previous, guint32 timestamp)
{
TRACE ("setting focus to none");
pending_focus = NULL;
if (previous)
{
frameQueueDraw (previous, FALSE);
if (previous->screen_info != screen_info)
{
clientSetNetActiveWindow (previous->screen_info, NULL, timestamp);
}
}
clientSetNetActiveWindow (screen_info, NULL, timestamp);
XSetInputFocus (myScreenGetXDisplay (screen_info), screen_info->xfwm4_win, RevertToPointerRoot, timestamp);
}