Sha256: 206a5206bdbb2861b5edcc16bef964a8b5c3ad63b1b3770638331fabb1a5f2bf

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Versions: 7

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Contents

# frozen_string_literal: true
module GirFFI
  module InfoExt
    # Extensions for GObjectIntrospection::ISignalInfo needed by GirFFI
    module ISignalInfo
      # Create a signal hander closure. Wraps the given block in a custom
      # descendent of RubyClosure with a marshaller tailored for this signal.
      #
      # @param  block   The body of the signal handler
      #
      # @return [GObject::RubyClosure]  The signal handler closure, ready to be
      #                                 passed as a GClosure to C.
      def wrap_in_closure(&block)
        bldr = Builders::SignalClosureBuilder.new(self)
        bldr.build_class.new(&block)
      end

      def arguments_to_gvalues(instance, arguments)
        arg_g_values = args.zip(arguments).map do |info, arg|
          info.argument_type.make_g_value.tap { |it| it.set_value arg }
        end

        arg_g_values.unshift GObject::Value.wrap_instance(instance)
      end

      def gvalue_for_return_value
        return_type.make_g_value
      end
    end
  end
end

GObjectIntrospection::ISignalInfo.send :include, GirFFI::InfoExt::ISignalInfo

Version data entries

7 entries across 7 versions & 1 rubygems

Version Path
gir_ffi-0.11.1 lib/gir_ffi/info_ext/i_signal_info.rb
gir_ffi-0.11.0 lib/gir_ffi/info_ext/i_signal_info.rb
gir_ffi-0.10.2 lib/gir_ffi/info_ext/i_signal_info.rb
gir_ffi-0.10.1 lib/gir_ffi/info_ext/i_signal_info.rb
gir_ffi-0.10.0 lib/gir_ffi/info_ext/i_signal_info.rb
gir_ffi-0.10.0.pre1 lib/gir_ffi/info_ext/i_signal_info.rb
gir_ffi-0.9.5 lib/gir_ffi/info_ext/i_signal_info.rb