Sha256: 55456ba3474d50434d2769c29785e86e512cb772eff9c87e2263bb7d55af7fc6
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Size: 1013 Bytes
Versions: 15
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Stored size: 1013 Bytes
Contents
module Spreadsheet
module Excel
##
# This module is used to keep track of offsets in modified Excel documents.
# Considered internal and subject to change without notice.
module Offset
def initialize *args
super
@changes = {}
@offsets = {}
end
def Offset.append_features mod
super
attr_reader :changes, :offsets
mod.module_eval do
class << self
def offset *keys
keys.each do |key|
attr_reader key unless instance_methods.include? key.to_s
define_method "#{key}=" do |value|
@changes.store key, true
instance_variable_set "@#{key}", value
end
define_method "set_#{key}" do |value, pos, len|
instance_variable_set "@#{key}", value
@offsets.store key, [pos, len]
havename = "have_set_#{key}"
send(havename, value, pos, len) if respond_to? havename
end
end
end
end
end
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems