lib/glimmer/dsl/swt/exec_expression.rb
# Copyright (c) 2007-2024 Andy Maleh
#
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# a copy of this software and associated documentation files (the
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# without limitation the rights to use, copy, modify, merge, publish,
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# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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require 'glimmer/dsl/top_level_expression'
require 'glimmer/swt/display_proxy'
module Glimmer
module DSL
module SWT
# Mixin for common code in async_exec and sync_exec expressions
# Uses name in subclass to auto-derive exec_operation
module ExecExpression
include TopLevelExpression
def exec_operation
@exec_operation ||= self.class.name.split(/::/).last.sub(/Expression$/, '').underscore
end
def can_interpret?(parent, keyword, *args, &block)
keyword == exec_operation and
block_given?
end
def interpret(parent, keyword, *args, &block)
Glimmer::SWT::DisplayProxy.instance.send(exec_operation, *args) do |*args|
begin
block.call(*args)
rescue => e
Glimmer::Config.logger.error {e.full_message}
end
end
end
end
end
end
end