#### Method: radio_group
# Create a list of logically-linked radio buttons.
# Parameters:
# $name -> Common name for all the buttons.
# $values -> A pointer to a regular array containing the
# values for each button in the group.
# $default -> (optional) Value of the button to turn on by default. Pass '-'
# to turn _nothing_ on.
# $linebreak -> (optional) Set to true to place linebreaks
# between the buttons.
# $labels -> (optional)
# A pointer to an associative array of labels to print next to each checkbox
# in the form $label{'value'}="Long explanatory label".
# Otherwise the provided values are used as the labels.
# Returns:
# An ARRAY containing a series of fields
####
'radio_group' => <<'END_OF_FUNC',
sub radio_group {
my($self,@p) = self_or_default(@_);
my($name,$values,$default,$linebreak,$labels,
$rows,$columns,$rowheaders,$colheaders,$override,$nolabels,@other) =
rearrange([NAME,[VALUES,VALUE],DEFAULT,LINEBREAK,LABELS,
ROWS,[COLUMNS,COLS],
ROWHEADERS,COLHEADERS,
[OVERRIDE,FORCE],NOLABELS],@p);
my($result,$checked);
if (!$override && defined($self->param($name))) {
$checked = $self->param($name);
} else {
$checked = $default;
}
my(@elements,@values);
@values = $self->_set_values_and_labels($values,\$labels,$name);
# If no check array is specified, check the first by default
$checked = $values[0] unless defined($checked) && $checked ne '';
$name=$self->escapeHTML($name);
my($other) = @other ? " @other" : '';
foreach (@values) {
my($checkit) = $checked eq $_ ? qq/ checked="checked"/ : '';
my($break);
if ($linebreak) {
$break = $XHTML ? " " : " ";
}
else {
$break = '';
}
my($label)='';
unless (defined($nolabels) && $nolabels) {
$label = $_;
$label = $labels->{$_} if defined($labels) && defined($labels->{$_});
$label = $self->escapeHTML($label,1);
}
$_=$self->escapeHTML($_);
push(@elements,$XHTML ? qq(${label}${break})
: qq/${label}${break}/);
}
$self->register_parameter($name);
return wantarray ? @elements : join(' ',@elements)
unless defined($columns) || defined($rows);
return _tableize($rows,$columns,$rowheaders,$colheaders,@elements);
}
END_OF_FUNC
####
perl -MData::Dumper -MCGI=:all -e"print Dumper radio_group('IamGroup',[qw/one othe
r/],'one','linebreaks');"
perl -MCGI=all -e"print textfield('other')"