hokusai-pocket

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class Meta public ​

coordinates block children, including updates and event emitting

#commands internal ​

a Hokusai::Commands cache

#node_count internal ​

How many descedants does this node have?

returns Integer

#get_child?(index) internal ​

Gets a child by index

Arguments ​

  • index - the index of the child block (Integer)

Returns ​

Returns Hokusai::Block or nil

#children=(values) internal ​

Sets children

Arguments ​

  • values - array of Hokusai::Block

Returns ​

Returns nothing

#<<(child) internal ​

Append child

Arguments ​

  • child - a Hokusai::Block

#get_child(index) internal ​

Gets a child by index. Creates an empty array if no children found.

Arguments ​

  • index - the index of the child block (Integer)

Returns ​

Returns Hokusai::Block

#set_child(index, value) public ​

Set a child by index. Creates an empty array if no children found.

Arguments ​

  • index - the index of child block (Integer)
  • value - a Hokusai::Block

Returns ​

Returns nothing

#children! internal ​

Returns children or empty array

#props! internal ​

Returns props or empty hash

#get_prop?(name) public ​

Get a prop value by it's name

Arguments ​

  • name - name of prop (Symbol)

Returns ​

Returns Object or Nil if no props found

#set_prop(name, value) public ​

Set a prop value

Arguments ​

  • name - name of prop (Symbol)
  • value - value to set prop to

#get_prop(name) public ​

Get a prop value by it's name

Arguments ​

  • name - name of prop (Symbol)

Returns ​

Returns Object or nil if prop not found

#focus public ​

Set this node and chlidren to focused

#blur public ​

Unfocus this node and children

#on_update(target, &block) internal ​

Set on update callback. Used by Hokusai::NodeMounter and the like

Arguments ​

  • target - a Hokusai::Block that this node should emit events to
  • block - an updater callback

#update(value) internal ​

Updates the props on (value), calling lifecycle callbacks if they exist.

Arguments ​

  • value - a Hokusai::Block

#child_delete(index) internal ​

Delete a child by index, calling lifecycle callbacks if they exist.

Arguments ​

  • index - the index of the child

Returns ​

Returns nothing