Sha256: b2376da8b1dc0428da2196e6eefe15f9ef1a2bd9876e3f306fe8bb75f79ffa6d
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Size: 1.26 KB
Versions: 18
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Stored size: 1.26 KB
Contents
# @provides MotionKit::BaseLayoutClassMethods
module MotionKit
module BaseLayoutClassMethods
def target_klasses
# We don't want subclasses, just BaseLayout
return BaseLayout.target_klasses unless self == BaseLayout
@target_klasses ||= {}
end
def targets(klass=nil)
return nil if klass.nil? && self == BaseLayout
return @targets || superclass.targets if klass.nil?
@targets = klass
if BaseLayout.target_klasses.key?(klass) && BaseLayout.target_klasses[klass] != self
NSLog('WARNING! The class “%@” was registered with the layout class “%@”',
klass, BaseLayout.target_klasses[klass])
end
BaseLayout.target_klasses[klass] = self
nil
end
# Instantiates a new Layout instance using `layout` as the root-level layout
def layout_for(klass)
memoized_klass = memoize(klass)
memoized_klass && memoized_klass.new
end
# Cache registered classes
def memoize(klass)
@memoize ||= {}
@memoize[klass] ||= begin
while klass
break if registered_class = target_klasses[klass]
klass = klass.superclass
end
@memoize[klass] = registered_class if registered_class
end
@memoize[klass]
end
end
end
Version data entries
18 entries across 18 versions & 1 rubygems