static void
on_control_dialog_ok (GtkWidget *widget,
GbWidgetNewData *data)
{
GtkTreeView *view;
GtkTreeModel *model;
GtkTreeIter iter;
GtkWidget *dialog;
GtkTreeSelection *selection;
char *moniker;
GtkWidget *new_widget;
dialog = gtk_widget_get_toplevel (widget);
view = g_object_get_data (G_OBJECT (dialog), "tree_view");
selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (view));
gtk_tree_selection_get_selected (selection, &model, &iter);
gtk_tree_model_get (model, &iter, COL_OBJID, &moniker, -1);
new_widget = control_create (data, moniker, widget_get_uic (data->parent));
if (new_widget)
{
gb_widget_initialize (new_widget, data);
data->callback (new_widget, data);
}
else
{
glade_util_show_message_box (_("Couldn't create the Bonobo control"),
NULL);
}
gtk_widget_destroy (dialog);
}
/* This updates the box size to the given value, adding placeholders or
deleting widgets as necessary. */
void
gb_box_set_size (GtkWidget * widget, gint size)
{
GtkWidget *new_child;
gint current_size = g_list_length (GTK_BOX (widget)->children);
gint i;
if (current_size < size)
{
/* This avoids any problems with redrawing the selection. */
editor_clear_selection (NULL);
for (i = 0; i < size - current_size; i++)
{
if (GTK_IS_BUTTON_BOX (widget))
{
new_child = gb_widget_new ("GtkButton", widget);
GTK_WIDGET_SET_FLAGS (new_child, GTK_CAN_DEFAULT);
gtk_box_pack_start (GTK_BOX (widget), new_child, TRUE, TRUE, 0);
tree_add_widget (new_child);
}
else
{
new_child = editor_new_placeholder ();
gtk_box_pack_start (GTK_BOX (widget), new_child, TRUE, TRUE, 0);
}
}
}
else if (current_size > size)
{
GList *children, *elem;
GtkWidget *child;
gchar *error = NULL;
/* Get a list of children in the order they appear in the box, start at
the end and move backwards until we find a widget that can be
destroyed. If we can't find any, show a message box. */
children = gtk_container_get_children (GTK_CONTAINER (widget));
elem = g_list_last (children);
while (elem)
{
child = elem->data;
error = editor_can_delete_widget (child);
if (!error)
{
gtk_container_remove (GTK_CONTAINER (widget), child);
current_size--;
if (current_size == size)
break;
}
elem = elem->prev;
}
g_list_free (children);
if (current_size > size)
{
glade_util_show_message_box (error ? error
: _("Can't delete any children."),
widget);
}
}
}
