Class: Milktea::Container

Inherits:
Model
  • Object
show all
Defined in:
lib/milktea/container.rb

Overview

Container model with layout capabilities using Flexbox

Direct Known Subclasses

Text

Instance Attribute Summary collapse

Attributes inherited from Model

#children, #state

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Model

children, #children_views, #screen_height, #screen_size, #screen_width, #update, #with

Constructor Details

#initialize(state = {}) ⇒ Container

Returns a new instance of Container.



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# File 'lib/milktea/container.rb', line 35

def initialize(state = {})
  @bounds = extract_bounds(state)
  # Remove bounds keys from state before passing to parent
  super(state.except(:width, :height, :x, :y))
end

Instance Attribute Details

#bounds ⇒ Object (readonly)

Returns the value of attribute bounds.



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# File 'lib/milktea/container.rb', line 6

def bounds
  @bounds
end

Class Method Details

.child(klass, mapper = nil, flex: 1) ⇒ Object

Define a child model with optional state mapping and flex properties

Parameters:

  • klass (Class, Symbol) —

    The child model class or method name

  • mapper (Proc) (defaults to: nil) —

    Lambda to map parent state to child state

  • flex (Integer) (defaults to: 1) —

    Flex grow factor for layout



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# File 'lib/milktea/container.rb', line 13

def child(klass, mapper = nil, flex: 1)
  @children ||= []
  @children << {
    class: klass,
    mapper: mapper || ->(_state) { {} },
    flex: flex
  }
end

.direction(dir) ⇒ Object

Set the flex direction for the container

Parameters:

  • dir (Symbol) —

    The direction (:column or :row)



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# File 'lib/milktea/container.rb', line 24

def direction(dir)
  @direction = dir
end

.flex_direction ⇒ Symbol

Get the flex direction (defaults to :column)

Returns:

  • (Symbol) —

    The flex direction



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# File 'lib/milktea/container.rb', line 30

def flex_direction
  @direction || :column
end

Instance Method Details

#view ⇒ Object 



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# File 'lib/milktea/container.rb', line 41

def view = children_views