home *** CD-ROM | disk | FTP | other *** search
- # 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;
-