AndyObtiva/glimmer-dsl-swt

# Copyright (c) 2007-2024 Andy Maleh
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# 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
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

require 'glimmer'
require 'glimmer/dsl/expression'
require 'glimmer/dsl/parent_expression'
require 'glimmer/swt/custom/shape'

module Glimmer
  module DSL
    module SWT
      class WidgetExpression < Expression
        include ParentExpression

        EXCLUDED_KEYWORDS = %w[shell display tab_item c_tab_item] + Glimmer::SWT::Custom::Shape.keywords - ['text']

        def can_interpret?(parent, keyword, *args, &block)
          !EXCLUDED_KEYWORDS.include?(keyword) and
            parent.respond_to?(:swt_widget) and
            !parent.is_a?(Glimmer::SWT::Custom::Shape) and
            !((keyword.to_s == 'text') and (args.first.is_a?(String) or parent.swt_widget.class == org.eclipse.swt.widgets.Canvas)) and
            Glimmer::SWT::WidgetProxy.widget_exists?(keyword)
        end

        def interpret(parent, keyword, *args, &block)
          Glimmer::SWT::WidgetProxy.create(keyword, parent, args).tap do |new_widget_proxy|
            new_widget_proxy.paint_pixel_by_pixel(&block) if block&.parameters&.count == 2
          end
        end

        def add_content(parent, keyword, *args, &block)
          return if block&.parameters&.count == 2
          super
          parent.post_add_content
          parent.finish_add_content!
        end

      end
      
    end
    
  end
  
end

require 'glimmer/swt/widget_proxy'
require 'glimmer/swt/scrolled_composite_proxy'
require 'glimmer/swt/tree_proxy'
require 'glimmer/swt/table_proxy'
require 'glimmer/swt/table_column_proxy'
require 'glimmer/swt/sash_form_proxy'
require 'glimmer/swt/styled_text_proxy'
require 'glimmer/swt/date_time_proxy'
require 'glimmer/swt/tab_folder_proxy'
require 'glimmer/swt/combo_proxy'
require 'glimmer/swt/tool_bar_proxy'