Module | TkComposite
In: | tk/lib/tk/composite.rb

### Methods

cget configinfo configure delegate delegate_alias epath new option_methods

### Included Modules

Tk

### Public Class methods

new(parent=nil, *args)

[Source]

    # File tk/lib/tk/composite.rb, line 10
      def initialize(parent=nil, *args)
        @delegates = {}
        @option_methods = {}
        @option_setting = {}

        if parent.kind_of? Hash
          keys = _symbolkey2str(parent)
          parent = keys.delete('parent')
          @frame = TkFrame.new(parent)
          @path = @epath = @frame.path
          initialize_composite(keys)
        else
          @frame = TkFrame.new(parent)
          @path = @epath = @frame.path
          initialize_composite(*args)
        end
      end

### Public Instance methods

cget(slot)

[Source]

    # File tk/lib/tk/composite.rb, line 71
      def cget(slot)
        slot = slot.to_s

        if @option_methods.include?(slot)
          if @option_methods[slot][:cget]
            return self.__send__(@option_methods[slot][:cget])
          else
            if @option_setting[slot]
              return @option_setting[slot]
            else
              return ''
            end
          end
        end

        tbl = @delegates[slot]
        tbl = @delegates['DEFAULT'] unless tbl

        begin
          if tbl
            opt, wins = tbl[-1]
            opt = slot if opt == 'DEFAULT'
            if wins && wins[-1]
              return wins[-1].cget(opt)
            end
          end
        rescue
        end

        super(slot)
      end

configinfo(slot = nil)

[Source]

    # File tk/lib/tk/composite.rb, line 140
      def configinfo(slot = nil)
        if TkComm::GET_CONFIGINFO_AS_ARRAY
          if slot
            slot = slot.to_s
            if @option_methods.include?(slot)
              if @option_methods[slot][:info]
                return self.__send__(@option_methods[slot][:info])
              else
                return [slot, '', '', '', self.cget(slot)]
              end
            end

            tbl = @delegates[slot]
            tbl = @delegates['DEFAULT'] unless tbl

            begin
              if tbl
                if tbl.length == 1
                  opt, wins = tbl[0]
                  if slot == opt || opt == 'DEFAULT'
                    return wins[-1].configinfo(slot)
                  else
                    info = wins[-1].configinfo(opt)
                    info[0] = slot
                    return info
                  end
                else
                  opt, wins = tbl[-1]
                  return [slot, '', '', '', wins[-1].cget(opt)]
                end
              end
            rescue
            end

            super(slot)

          else # slot == nil
            info_list = super(slot)

            tbl = @delegates['DEFAULT']
            if tbl
              wins = tbl[0][1]
              if wins && wins[-1]
                wins[-1].configinfo.each{|info|
                  slot = info[0]
                  info_list.delete_if{|i| i[0] == slot} << info
                }
              end
            end

            @delegates.each{|slot, tbl|
              next if slot == 'DEFAULT'
              if tbl.length == 1
                opt, wins = tbl[0]
                next unless wins && wins[-1]
                if slot == opt
                  info_list.delete_if{|i| i[0] == slot} <<
                    wins[-1].configinfo(slot)
                else
                  info = wins[-1].configinfo(opt)
                  info[0] = slot
                  info_list.delete_if{|i| i[0] == slot} << info
                end
              else
                opt, wins = tbl[-1]
                info_list.delete_if{|i| i[0] == slot} <<
                  [slot, '', '', '', wins[-1].cget(opt)]
              end
            }

            @option_methods.each{|slot, m|
              if m[:info]
                info = self.__send__(m[:info])
              else
                info = [slot, '', '', '', self.cget(slot)]
              end
              info_list.delete_if{|i| i[0] == slot} << info
            }

            info_list
          end

        else # ! TkComm::GET_CONFIGINFO_AS_ARRAY
          if slot
            slot = slot.to_s
            if @option_methods.include?(slot)
              if @option_methods[slot][:info]
                return self.__send__(@option_methods[slot][:info])
              else
                return {slot => ['', '', '', self.cget(slot)]}
              end
            end

            tbl = @delegates[slot]
            tbl = @delegates['DEFAULT'] unless tbl

            begin
              if tbl
                if tbl.length == 1
                  opt, wins = tbl[0]
                  if slot == opt || opt == 'DEFAULT'
                    return wins[-1].configinfo(slot)
                  else
                    return {slot => wins[-1].configinfo(opt)[opt]}
                  end
                else
                  opt, wins = tbl[-1]
                  return {slot => ['', '', '', wins[-1].cget(opt)]}
                end
              end
            rescue
            end

            super(slot)

          else # slot == nil
            info_list = super(slot)

            tbl = @delegates['DEFAULT']
            if tbl
              wins = tbl[0][1]
              info_list.update(wins[-1].configinfo) if wins && wins[-1]
            end

            @delegates.each{|slot, tbl|
              next if slot == 'DEFAULT'
              if tbl.length == 1
                opt, wins = tbl[0]
                next unless wins && wins[-1]
                if slot == opt
                  info_list.update(wins[-1].configinfo(slot))
                else
                  info_list.update({slot => wins[-1].configinfo(opt)[opt]})
                end
              else
                opt, wins = tbl[-1]
                info_list.update({slot => ['', '', '', wins[-1].cget(opt)]})
              end
            }

            @option_methods.each{|slot, m|
              if m[:info]
                info = self.__send__(m[:info])
              else
                info = {slot => ['', '', '', self.cget(slot)]}
              end
              info_list.update(info)
            }

            info_list
          end
        end
      end

configure(slot, value=None)

[Source]

    # File tk/lib/tk/composite.rb, line 103
      def configure(slot, value=None)
        if slot.kind_of? Hash
          slot.each{|slot,value| configure slot, value}
          return self
        end

        slot = slot.to_s

        if @option_methods.include?(slot)
          unless @option_methods[slot][:cget]
            if value.kind_of?(Symbol)
              @option_setting[slot] = value.to_s
            else
              @option_setting[slot] = value
            end
          end
          return self.__send__(@option_methods[slot][:set], value)
        end

        tbl = @delegates[slot]
        tbl = @delegates['DEFAULT'] unless tbl

        begin
          if tbl
            last = nil
            tbl.each{|opt, wins|
              opt = slot if opt == 'DEFAULT'
              wins.each{|w| last = w.configure(opt, value)}
            }
            return last
          end
        rescue
        end

        super(slot, value)
      end

delegate(option, *wins)

[Source]

    # File tk/lib/tk/composite.rb, line 67
      def delegate(option, *wins)
        delegate_alias(option, option, *wins)
      end

delegate_alias(alias_opt, option, *wins)

[Source]

    # File tk/lib/tk/composite.rb, line 47
      def delegate_alias(alias_opt, option, *wins)
        if wins.length == 0
          fail ArgumentError, "target widgets are not given"
        end
        if alias_opt != option && (alias_opt == 'DEFAULT' || option == 'DEFAULT')
          fail ArgumentError, "cannot alias 'DEFAULT' option"
        end
        alias_opt = alias_opt.to_s
        option = option.to_s
        if @delegates[alias_opt].kind_of?(Array)
          if (elem = @delegates[alias_opt].assoc(option))
            wins.each{|w| elem[1].push(w)}
          else
            @delegates[alias_opt] << [option, wins]
          end
        else
          @delegates[alias_opt] = [ [option, wins] ]
        end
      end

epath()

[Source]

    # File tk/lib/tk/composite.rb, line 28
      def epath
        @epath
      end

option_methods(*opts)

[Source]

    # File tk/lib/tk/composite.rb, line 35
      def option_methods(*opts)
        opts.each{|m_set, m_cget, m_info|
          m_set  = m_set.to_s
          m_cget = m_set if !m_cget && self.method(m_set).arity == -1
          m_cget = m_cget.to_s if m_cget
          m_info = m_info.to_s if m_info
          @option_methods[m_set] = {
            :set  => m_set, :cget => m_cget, :info => m_info
          }
        }
      end

[Validate]