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module Vedeu
# Change the visibility of the given model.
#
# @api private
class Visibility
# @param name [String]
# @return [Vedeu::Visibility]
def self.for_cursor(name = nil)
named = name ? Vedeu.cursors.by_name(name) : Vedeu.cursor
new(named)
end
# @param model [void]
# @return [void]
def self.show(model)
new(model).show
end
# @param model [void]
# @return [void]
def self.hide(model)
new(model).hide
end
# @param model [void]
# @return [void]
def self.toggle(model)
new(model).toggle
end
# Returns a new instance of Vedeu::Visibility.
#
# @param model [void]
# @return [Vedeu::Visibility]
def initialize(model)
@model = model
end
# @return [void]
def show
if model.visible?
model
else
model.visible = true
model.store
end
end
# @return [Symbol]
def state
if model.visible?
:visible
else
:invisible
end
end
# @return [void]
def hide
if model.visible?
model.visible = false
model.store
else
model
end
end
# @return [void]
def toggle
if model.visible?
hide
else
show
end
end
protected
# @!attribute [r] model
# @return [void]
attr_reader :model
end # Visibility
end # Vedeu
Version data entries
5 entries across 5 versions & 1 rubygems