class Glimmer::DataBinding::Tk::ListSelectionBinding
Tk
List widget selection binding
Constants
- PROPERTY_EVALUATORS
- PROPERTY_TYPE_UPDATERS
Attributes
widget_proxy[R]
Public Class Methods
new(widget_proxy)
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Initialize with list widget and property_type property_type :string represents default list single selection property_type :array represents list multi selection
# File lib/glimmer/data_binding/tk/list_selection_binding.rb, line 58 def initialize(widget_proxy) property_type = widget_proxy.selectmode == 'browse' ? :string : :array @widget_proxy = widget_proxy @property_type = property_type end
Public Instance Methods
call(value)
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# File lib/glimmer/data_binding/tk/list_selection_binding.rb, line 64 def call(value) PROPERTY_TYPE_UPDATERS[@property_type].call(@widget_proxy, value) unless evaluate_property == value end
evaluate_property()
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# File lib/glimmer/data_binding/tk/list_selection_binding.rb, line 68 def evaluate_property selection_array = @widget_proxy.tk.selection.to_a PROPERTY_EVALUATORS[@property_type].call(selection_array) end