Class: Hokusai::Meta

Inherits:
Object
  • Object
show all
Defined in:
ui/src/hokusai/meta.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Meta

Returns a new instance of Meta.



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# File 'ui/src/hokusai/meta.rb', line 12

def initialize
  @focused = false
  @parent = nil
  @target = nil
  @updater = nil
  @props = nil
  @publisher = Publisher.new
  @children = nil
end

Instance Attribute Details

#focused ⇒ Object (readonly)

Returns the value of attribute focused.



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# File 'ui/src/hokusai/meta.rb', line 5

def focused
  @focused
end

#parent ⇒ Object (readonly)

Returns the value of attribute parent.



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# File 'ui/src/hokusai/meta.rb', line 5

def parent
  @parent
end

#props ⇒ Object (readonly)

Returns the value of attribute props.



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# File 'ui/src/hokusai/meta.rb', line 5

def props
  @props
end

#publisher ⇒ Object (readonly)

Returns the value of attribute publisher.



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# File 'ui/src/hokusai/meta.rb', line 5

def publisher
  @publisher
end

#target ⇒ Object (readonly)

Returns the value of attribute target.



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# File 'ui/src/hokusai/meta.rb', line 5

def target
  @target
end

#updater ⇒ Object (readonly)

Returns the value of attribute updater.



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# File 'ui/src/hokusai/meta.rb', line 5

def updater
  @updater
end

Class Method Details

.commands ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 8

def self.commands
  @commands ||= Commands.new
end

Instance Method Details

#<<(child) ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 48

def <<(child)
  children! << child
end

#blur ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 94

def blur
  @focused = false

  children?&.each do |child|
    child.node.meta.blur
  end
end

#child_delete(index) ⇒ Object

def destroy

children.each do |child|
  child.before_destroy if child.respond_to?(:before_destroy)
  child.node.destroy
end

end



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# File 'ui/src/hokusai/meta.rb', line 143

def child_delete(index)
  if child = children![index]
    child.before_destroy if child.respond_to?(:before_destroy)
    child.node.destroy

    children!.delete_at(index)
  end
end

#children! ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 60

def children!
  @children ||= []
end

#children=(values) ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 38

def children=(values)
  @children = values
end

#children? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ui/src/hokusai/meta.rb', line 42

def children?
  return nil if @children.nil?

  @children
end

#focus ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 86

def focus
  @focused = true

  children?&.each do |child|
    child.node.meta.focus
  end
end

#get_child(index) ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 52

def get_child(index)
  children![index]
end

#get_child?(index) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ui/src/hokusai/meta.rb', line 32

def get_child?(index)
  return nil if @children.nil?

  get_child(index)
end

#get_prop(name) ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 80

def get_prop(name)
  @props ||= {}

  @props[name]
end

#get_prop?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ui/src/hokusai/meta.rb', line 68

def get_prop?(name)
  return nil if @props.nil?

  get_prop(name)
end

#has_ast?(ast, index) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'ui/src/hokusai/meta.rb', line 128

def has_ast?(ast, index)
  if portal = children![index]&.node&.portal
    return portal.ast.object_id == ast.object_id
  end

  false
end

#node_count ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 22

def node_count
  count = children?&.size || 0

  children?&.each do |child|
    count += child.node.meta.node_count
  end

  count
end

#on_update(target, &block) ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 102

def on_update(target, &block)
  @target = target
  @updater = block
end

#props! ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 64

def props!
  @props ||= {}
end

#set_child(index, value) ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 56

def set_child(index, value)
  children![index] = value
end

#set_prop(name, value) ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 74

def set_prop(name, value)
  @props ||= {}

  @props[name] = value
end

#update(block) ⇒ Object 



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# File 'ui/src/hokusai/meta.rb', line 107

def update(block)
  # pp props
  # if parent_block = parent
    if target_block = target
      if updater_block = updater
        # Hokusai::Pool.post do
          block.public_send(:before_updated) if block.respond_to?(:before_updated)

          updater_block.call(block, target_block, target_block)
          block.public_send(:after_updated) if block.respond_to?(:after_updated)

        # end
      end
    end
  # end

    children?&.each do |child|
     child.update
    end
end