Class: Polaris::ThumbnailComponent

Inherits:
Component
  • Object
show all
Defined in:
app/components/polaris/thumbnail_component.rb

Constant Summary collapse

SIZE_DEFAULT = 
:medium
SIZE_MAPPINGS = 
{
  small: "Polaris-Thumbnail--sizeSmall",
  medium: "Polaris-Thumbnail--sizeMedium",
  large: "Polaris-Thumbnail--sizeLarge"
}
SIZE_OPTIONS = 
SIZE_MAPPINGS.keys

Constants included from ViewHelper

ViewHelper::POLARIS_HELPERS, ViewHelper::POLARIS_TEXT_STYLES

Constants included from FetchOrFallbackHelper

FetchOrFallbackHelper::InvalidValueError

Instance Method Summary collapse

Methods included from ViewHelper

#polaris_body_styles, #polaris_icon_source, #polaris_inversed_colors

Methods included from OptionHelper

#append_option, #prepend_option

Methods included from FetchOrFallbackHelper

#fetch_or_fallback, #fetch_or_fallback_boolean

Methods included from ClassNameHelper

#class_names

Constructor Details

#initialize(source: nil, size: SIZE_DEFAULT, alt: nil, **system_arguments) ⇒ ThumbnailComponent

Returns a new instance of ThumbnailComponent.



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# File 'app/components/polaris/thumbnail_component.rb', line 15

def initialize(
  source: nil,
  size: SIZE_DEFAULT,
  alt: nil,
  **system_arguments
)
  @source = source
  @alt = alt

  @system_arguments = system_arguments
  @system_arguments[:tag] = "span"
  @system_arguments[:classes] = class_names(
    @system_arguments[:classes],
    "Polaris-Thumbnail",
    SIZE_MAPPINGS[fetch_or_fallback(SIZE_OPTIONS, size, SIZE_DEFAULT)]
  )
end

Instance Method Details

#renders? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/components/polaris/thumbnail_component.rb', line 33

def renders?
  source.present? || icon.present?
end