# NOTE: Derived from ../blib/lib/Tk/Scrollbar.pm.
# Changes made here will be lost when autosplit is run again.
# See AutoSplit.pm.
package Tk::Scrollbar;
#line 232 "../blib/lib/Tk/Scrollbar.pm (autosplit into ../blib/lib/auto/Tk/Scrollbar/StartDrag.al)"
# tkScrollStartDrag --
# This procedure is called to initiate a drag of the slider. It just
# remembers the starting position of the slider.
#
# Arguments:
# w - The scrollbar widget.
# x, y - The mouse position at the start of the drag operation.
sub StartDrag
{
my($w,$x,$y) = @_;
return unless (defined ($w->cget('-command')));
$pressX = $x;
$pressY = $y;
@initValues = $w->get;
my $iv0 = $initValues[0];
if (@initValues == 2)
{
$initPos = $iv0;
}
elsif ($iv0 == 0)
{
$initPos = 0;
}
else
{
$initPos = $initValues[2]/$initValues[0];
}
}
# end of Tk::Scrollbar::StartDrag
1;