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Contents
require 'date'
class Wx::Variant
include ::Enumerable
# add a proper enumerator method
def each
if block_given?
get_count.times { |i| yield self[i] }
else
::Enumerator.new { |y| get_count.times { |i| y << self[i] } }
end
end
# make assign return self and add it's handy alias
wx_assign = instance_method :assign
define_method :assign do |v|
wx_assign.bind(self).call(v)
self
end
alias :<< :assign
# extend to_s to arraylist and list (easier in pure Ruby)
wx_to_s = instance_method :to_s
define_method :to_s do
unless null?
case type
when 'list'
return "[#{each.collect { |v| v.string? ? %Q{"#{v.to_s}"} : v.to_s }.join(', ')}]"
when 'arrstring'
return array_string.to_s
when 'wxFont'
return font.to_s
when 'wxColour'
return colour.to_s
when 'wxColourPropertyValue'
return colour_property_value.to_s
end
end
wx_to_s.bind(self).call
end
# extend with more Ruby-like type checking
def string?; !null? && is_type('string'); end
def bool?; !null? && is_type('bool'); end
def long?; !null? && is_type('long'); end
def long_long?; !null? && is_type('longlong'); end
def u_long_long?; !null? && is_type('ulonglong'); end
def integer?; !null? && (long? || long_long? || u_long_long?); end
def date_time?; !null? && is_type('datetime'); end
def double?; !null? && is_type('double'); end
def numeric?; !null? && (integer? || double?); end
def list?; !null? && is_type('list'); end
def array_string?; !null? && is_type('arrstring'); end
def font?; !null? && is_type('wxFont'); end
def colour?; !null? && is_type('wxColour'); end
def colour_property_value?; !null? && is_type('wxColourPropertyValue'); end
def object?(klass=Object) !null? && is_type('WXRB_VALUE') && klass === object; end
end
Version data entries
9 entries across 9 versions & 1 rubygems