release 1.14pre0

[descalc.git] / 28_undo.pm

diff --git a/28_undo.pm b/28_undo.pm
deleted file mode 100644 (file)
index ba39c7f..0000000
--- a/28_undo.pm
+++ /dev/null
@@ -1,22 +0,0 @@
-# key bindings for DCT, by Shiar
-
-# 1.10.1 200410150045 - set initial value to prevent crash when no undos set
-# 1.10.0 200410150000 - single-level undo from main
-
-use strict;
-use warnings;
-
-my $undo = [];
-
-push @{$hook{preaction}}, sub {
-       $undo = [@stack] if $_[0]>=0;  # type>=0 for stack-modifying operations
-}; # preaction
-
-$action{undo}  = [-1, sub { ($undo, @stack) = ([@stack], @$undo) }]; # undo/redo
-
-return {
-       author  => "Shiar",
-       title   => "simple undo",
-       version => "1.10.1",
-};
-