void
on_toolbar_next_clicked (GtkButton * UNUSED(button), gpointer UNUSED(user_data))
{
GtkCTree *ctree;
GtkCTreeNode *n;
ctree = GTK_CTREE (lookup_widget (gems, "mailbox"));
if (ctree->clist.rows == 0)
return;
n = gtk_ctree_node_nth (GTK_CTREE (ctree),
(&(GTK_CTREE (ctree)->clist))->focus_row);
gtk_ctree_unselect (GTK_CTREE (ctree), n);
if ((&(GTK_CTREE (ctree)->clist))->focus_row <
((&(GTK_CTREE (ctree)->clist))->rows - 1))
(&(GTK_CTREE (ctree)->clist))->focus_row++;
n = gtk_ctree_node_nth (GTK_CTREE (ctree),
(&(GTK_CTREE (ctree)->clist))->focus_row);
gtk_ctree_select (GTK_CTREE (ctree), n);
if (gtk_ctree_node_is_visible (GTK_CTREE (ctree),
n) != GTK_VISIBILITY_FULL)
gtk_ctree_node_moveto (GTK_CTREE (ctree), n, 0, 1, 0);
putmail (GTK_WIDGET (ctree));
return;
}
/* Unselect the given node and emit the appropriate signal. */
int
clip_GTK_CTREEUNSELECT(ClipMachine * cm)
{
C_widget *cctree = _fetch_cw_arg(cm);
C_object *cnode = _fetch_cobject(cm,_clip_spar(cm,2));
CHECKCWID(cctree,GTK_IS_CTREE);
CHECKOPT2(2,MAP_t,NUMERIC_t); CHECKCOBJOPT(cnode,cnode->type==GTK_TYPE_CTREE_NODE);
gtk_ctree_unselect(GTK_CTREE(cctree->widget),
GTK_CTREE_NODE(cnode->object));
return 0;
err:
return 1;
}