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ActivePerl-5.8.4.810-MSWin32-x86.msi
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_58ee18671465d9096d70c88bd40106a4
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2004-06-01
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# 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 262 "..\blib\lib\Tk\Scrollbar.pm (autosplit into ..\blib\lib\auto\Tk\Scrollbar\Drag.al)"
# tkScrollDrag --
# This procedure is called for each mouse motion even when the slider
# is being dragged. It notifies the associated widget if we're not
# jump scrolling, and it just updates the scrollbar if we are jump
# scrolling.
#
# Arguments:
# w - The scrollbar widget.
# x, y - The current mouse position.
sub Drag
{
my($w,$x,$y) = @_;
return if !defined $initPos;
my $delta = $w->delta($x-$pressX, $y-$pressY);
if ($w->cget('-jump'))
{
if (@initValues == 2)
{
$w->set($initValues[0]+$delta, $initValues[1]+$delta);
}
else
{
$delta = sprintf "%d", $delta * $initValues[0]; # round()
$initValues[2] += $delta;
$initValues[3] += $delta;
$w->set(@initValues[2,3]);
}
}
else
{
$w->ScrlToPos($initPos+$delta);
}
}
# end of Tk::Scrollbar::Drag
1;