sub setup {
    my $self = shift;
    $self->mode_param('action');
    $self->run_modes({
        'AUTOLOAD'      =>  'action_dialog',
        'add'           =>  'add_dialog',
        'add_commit'    =>  'add_commit_dialog',
        'modify'        =>  'modify_dialog',
        'modify_commit' =>  'modify_commit_dialog',
        'remove'        =>  'remove_dialog',
        'remove_commit' =>  'remove_commit_dialog'
    });
}