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author | Siep Kroonenberg <siepo@cybercomm.nl> | 2011-02-17 15:53:26 +0000 |
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committer | Siep Kroonenberg <siepo@cybercomm.nl> | 2011-02-17 15:53:26 +0000 |
commit | 2acf4c9396e980e00adbdc02f5a70eefc7122b55 (patch) | |
tree | f0dd76ad4357b54e9b97cf618554cefadea99d48 /Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/ScrlByPages.al | |
parent | 2de20e5e6fe9f53f36acef44253e9e0b19a4bdb8 (diff) |
New tlperl part VI
git-svn-id: svn://tug.org/texlive/trunk@21428 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/ScrlByPages.al')
-rw-r--r-- | Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/ScrlByPages.al | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/ScrlByPages.al b/Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/ScrlByPages.al new file mode 100644 index 00000000000..9d4018e9128 --- /dev/null +++ b/Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/ScrlByPages.al @@ -0,0 +1,38 @@ +# 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 346 "..\blib\lib\Tk\Scrollbar.pm (autosplit into ..\blib\lib\auto\Tk\Scrollbar\ScrlByPages.al)" +# tkScrlByPages -- +# This procedure tells the scrollbar's associated widget to scroll up +# or down by a given number of screenfuls. It notifies the associated +# widget in different ways for old and new command syntaxes. +# +# Arguments: +# w - The scrollbar widget. +# orient - Which kinds of scrollbars this applies to: "h" for +# horizontal, "v" for vertical, "hv" for both. +# amount - How many screens to scroll: typically 1 or -1. + +sub ScrlByPages +{ + my $w = shift; + my $orient = shift; + my $amount = shift; + my $cmd = $w->cget('-command'); + return unless (defined $cmd); + return if (index($orient,substr($w->cget('-orient'),0,1)) < 0); + my @info = $w->get; + if (@info == 2) + { + $cmd->Call('scroll',$amount,'pages'); + } + else + { + $cmd->Call($info[2]+$amount*($info[1]-1)); + } +} + +# end of Tk::Scrollbar::ScrlByPages +1; |