static void
check_for_users (void)
{
char *result_string;
char **servers;
int i;
// Return if we're not on a VT
if (auth_cookie == NULL || get_cur_vt () < 0) {
return;
}
// Get the list of running servers from the daemon
result_string = mdmcomm_send_cmd_to_daemon_with_args (MDM_SUP_ATTACHED_SERVERS, auth_cookie, 5);
// Return if the daemon didn't send us the list
if (ve_string_empty (result_string) || strncmp (result_string, "OK ", 3) != 0) {
g_free (result_string);
return;
}
// Place the servers into the servers variable
servers = g_strsplit (&result_string[3], ";", -1);
g_free (result_string);
// Return if there are no servers running
if (servers == NULL)
return;
// Each server is composed of 3 parts: [display, user, tty]
for (i = 0; servers[i] != NULL; i++) {
char **server;
int vt;
server = g_strsplit (servers[i], ",", -1);
if (mdm_vector_len (server) != 3) {
g_strfreev (server);
continue;
}
// Get the VT of the server
vt = get_vt_num (servers, server[2], 5);
// If the server's username is empty, this is a greeter and we want to switch to it
if (strcmp (server[1], "") == 0 && vt >= 0) {
// lock the screen
if ( ! no_lock && vt != get_cur_vt () && vt >= 0) {
maybe_lock_screen ();
}
// Switch VT
change_vt (vt);
printf ("Switching to MDM server on VT #%d\n", vt);
exit (0);
}
g_strfreev (server);
}
printf ("Found no MDM server, ordering a new one\n");
g_strfreev (servers);
}
static void
check_for_users (void)
{
char *ret;
char **vec;
int i;
int extra;
/* only for console logins on vt supporting systems */
if (auth_cookie == NULL ||
get_cur_vt () < 0)
return;
ret = mdmcomm_call_mdm ("CONSOLE_SERVERS", auth_cookie, "1.0.0.0", 5);
if (ve_string_empty (ret) ||
strncmp (ret, "OK ", 3) != 0) {
g_free (ret);
return;
}
vec = g_strsplit (&ret[3], ";", -1);
g_free (ret);
if (vec == NULL)
return;
extra = 0;
for (i = 0; vec[i] != NULL; i++) {
char **rvec;
int vt;
rvec = g_strsplit (vec[i], ",", -1);
if (mdm_vector_len (rvec) != 3) {
g_strfreev (rvec);
continue;
}
vt = get_vt_num (vec, rvec[2], 5);
if (strcmp (rvec[0], mdmcomm_get_display ()) != 0 &&
vt >= 0) {
/* this is not the current display */
extra++;
}
g_strfreev (rvec);
}
if (extra == 0) {
g_strfreev (vec);
return;
}
run_logged_in_dialogue (vec);
g_strfreev (vec);
}
static void
run_logged_in_dialogue (char **vec)
{
GtkWidget *dialog;
GtkWidget *vbox;
GtkWidget *w;
GtkWidget *sw;
GtkTreeModel *model;
GtkWidget *treeview;
GtkTreeIter iter;
GtkTreeSelection *selection;
gint response;
if (startnew == TRUE) {
/* Just return if the user doesn't want to see the dialog */
return;
}
dialog = gtk_dialog_new_with_buttons (_("Open Displays"),
NULL /* parent */,
0 /* flags */,
_("_Open New Display"),
RESPONSE_OPEN_NEW_DISPLAY,
_("Change to _Existing Display"),
RESPONSE_OPEN_EXISTING_DISPLAY,
GTK_STOCK_CANCEL,
GTK_RESPONSE_CANCEL,
NULL);
gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);
vbox = GTK_DIALOG (dialog)->vbox;
w = gtk_label_new (_("There are some displays already open. You can select "
"one from the list below or open a new one."));
gtk_box_pack_start (GTK_BOX (vbox), w, FALSE, FALSE, 0);
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw),
GTK_SHADOW_ETCHED_IN);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_NEVER,
GTK_POLICY_AUTOMATIC);
gtk_box_pack_start (GTK_BOX (vbox), sw, TRUE, TRUE, 0);
/* create tree model */
model = create_model (vec);
/* create tree view */
treeview = gtk_tree_view_new_with_model (model);
gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (treeview), TRUE);
g_object_unref (model);
gtk_container_add (GTK_CONTAINER (sw), treeview);
/* add columns to the tree view */
add_columns (GTK_TREE_VIEW (treeview));
/* finish & show */
gtk_window_set_default_size (GTK_WINDOW (dialog), 280, 250);
g_signal_connect (G_OBJECT (treeview), "row_activated",
G_CALLBACK (row_activated),
dialog);
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview));
g_signal_connect (selection, "changed",
G_CALLBACK (selection_changed),
dialog);
gtk_dialog_set_response_sensitive (GTK_DIALOG (dialog),
RESPONSE_OPEN_EXISTING_DISPLAY,
FALSE);
gtk_widget_show_all (dialog);
response = gtk_dialog_run (GTK_DIALOG (dialog));
run_again:
switch (response) {
case RESPONSE_OPEN_NEW_DISPLAY:
gtk_widget_destroy (dialog);
/* just continue what you are doing */
return;
case RESPONSE_OPEN_EXISTING_DISPLAY:
if (gtk_tree_selection_get_selected (selection, NULL, &iter)) {
GValue value = {0};
int vt;
gtk_tree_model_get_value (model, &iter,
COLUMN_VT,
&value);
vt = g_value_get_int (&value);
g_value_unset (&value);
/* we switched to a different screen as a result of this,
* lock the current screen */
if ( ! no_lock && vt != get_cur_vt () && vt >= 0) {
maybe_lock_screen ();
}
change_vt (vt);
/* FIXME: wait + disturb the pointer (need SUP?),
* perhaps part of the sup command to CHVT ?? */
exit (0);
} else {
/* EEK */
goto run_again;
}
break;
default:
gtk_widget_destroy (dialog);
/* cancel, or close */
exit (0);
break;
}
}
