Module: Cheri::JRuby::Explorer

Defined in:
lib/cheri/jruby/explorer/common.rb,
lib/cheri/jruby/explorer/splash.rb,
lib/cheri/jruby/explorer/viewer.rb,
lib/cheri/jruby/explorer/dialogs.rb

Defined Under Namespace

Modules: DRbHelper, InstanceListener, NavViewer, NavViewerConstants, ParentViewerInterface, ValueViewerInterface, ViewerInterface Classes: AboutDialog, ConnectionDialog, HtmlNameValueListViewer, HtmlTableViewer, HtmlViewer, NodeType, NodeTypeValue, SearchDialog, SplashScreen, TypeViewer, Viewer

Class Method Summary collapse

Class Method Details

.register_viewer(type, subtype, clazz) ⇒ Object

TODO: interface for registering sub* types - TypeViewer class does support it TODO: allow multiple viewer registrations for a type - user could switch via View menu or popup



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# File 'lib/cheri/jruby/explorer/viewer.rb', line 35

def register_viewer(type,subtype,clazz)
  raise Cheri.new_type_error(type,Symbol,Class) unless Symbol === type || Class === type
  raise Cheri.new_type_error(clazz,Class) unless Class === clazz
  if subtype
    raise Cheri.new_type_error(subtype,Class,Symbol) unless Symbol === subtype || Class === subtype
  end
  if (tv = @viewers[type])
    if subtype
      sv = tv[subtype]
      if sv
        warn "replacing viewer for type #{type}/#{subtype} (#{sv.clazz}) with #{clazz}" if sv.clazz
        sv.clazz = clazz
      else
        tv[subtype] = TypeViewer.new(subtype,clazz)
      end
    else
      warn "replacing default viewer for type #{type} (#{tv.clazz}) with #{clazz}" if tv.clazz
      tv.clazz = clazz
    end
  else
    if subtype
      #warn "adding viewer for type #{type}/#{subtype} when no default viewer for #{type}"
      tv = TypeViewer.new(type,nil)
      tv[subtype] = TypeViewer.new(subtype,clazz)
      @viewers[type] = tv
    else
      @viewers[type] = TypeViewer.new(type,clazz)
    end      
  end
end

.viewer(type, subtype = nil) ⇒ Object 



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# File 'lib/cheri/jruby/explorer/viewer.rb', line 65

def viewer(type,subtype=nil)
  raise Cheri.new_type_error(type,Symbol,Class) unless Symbol === type || Class === type
  raise Cheri.new_type_error(subtype,Symbol,Class,String) unless subtype.nil? ||
      Symbol === subtype || Class === subtype || String === subtype
  unless (tv = @viewers[type])
    warn "no viewer found matching type: #{type} (#{subtype})"
    return
  end
  if subtype
    sv = tv[subtype]
    # TODO: silently return default?
    #warn "no viewer for subtype #{type}/#{subtype} - returning default for type" unless sv
    sv || tv
  else
    tv
  end
end