61 lines
1.5 KiB
Ruby
61 lines
1.5 KiB
Ruby
require_relative "html_converter"
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class SourceView < ElementView
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def initialize interpreter
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@interpreter = interpreter
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@interpreter.register_event(:instruction_changed, self)
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end
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def draw
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@text = div(".text")
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@ticker = div(".ticker")
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@element = div(".source_view") << div("h4.source" , "Class.Method") << @ticker << @text
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@element
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end
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def instruction_changed
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i = @interpreter.instruction
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return "" unless i
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update_method
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case i.source
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when AST::Node
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id = i.source.object_id
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if e = @text.at_css("#i#{id}")
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if (old = @text.at_css(".fade_in"))
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old.remove_class("fade_in")
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end
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e.add_class "fade_in"
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end
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when String
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@ticker.text = i.source
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else
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raise i.source.class.name
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end
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end
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def update_method
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i = @interpreter.instruction
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case i
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when Register::Label
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if i.name.include?(".")
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cl_name , method_name = *i.name.split(".")
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clazz = Register.machine.space.get_class_by_name cl_name
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method = clazz.get_instance_method( method_name)
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else
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return
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end
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@element.at_css(".source").text = i.name
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when Register::FunctionReturn
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object = @interpreter.object_for( i.register )
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link = object.internal_object_get( i.index )
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method = link.method
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@element.at_css(".source").text = method.name
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else
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return
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end
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@text.inner_html = HtmlConverter.new.process( method.source )
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end
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end
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