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# NOTE: Derived from ..\blib\lib\Tk\Listbox.pm.
# Changes made here will be lost when autosplit is run again.
# See AutoSplit.pm.
package Tk::Listbox;
#line 716 "..\blib\lib\Tk\Listbox.pm (autosplit into ..\blib\lib\auto\Tk\Listbox\UpDown.al)"
# UpDown --
#
# Moves the location cursor (active element) up or down by one element,
# and changes the selection if we're in browse or extended selection
# mode.
#
# Arguments:
# w - The listbox widget.
# amount - +1 to move down one item, -1 to move back one item.
sub UpDown
{
my $w = shift;
my $amount = shift;
$w->activate($w->index('active')+$amount);
$w->see('active');
my $mode = $w->cget('-selectmode');
if ($mode eq 'browse')
{
$w->selectionClear(0,'end');
$w->selectionSet('active');
$w->eventGenerate("<<ListboxSelect>>");
}
elsif ($mode eq 'extended')
{
$w->selectionClear(0,'end');
$w->selectionSet('active');
$w->selectionAnchor('active');
$Prev = $w->index('active');
@Selection = ();
$w->eventGenerate("<<ListboxSelect>>");
}
}
# end of Tk::Listbox::UpDown
1;
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