A class for representing ranges around a given page.
Methods
Attributes
| [R] | first | |
| [R] | last | |
| [R] | padding | |
| [R] | page | |
| [R] | paginator |
Public Class methods
Creates a new Window object for the given page with the specified padding.
[ show source ]
# File vendor/rails/actionpack/lib/action_controller/pagination.rb, line 350
350: def initialize(page, padding=2)
351: @paginator = page.paginator
352: @page = page
353: self.padding = padding
354: end
Public Instance methods
Sets the window’s padding (the number of pages on either side of the window page).
[ show source ]
# File vendor/rails/actionpack/lib/action_controller/pagination.rb, line 359
359: def padding=(padding)
360: @padding = padding < 0 ? 0 : padding
361: # Find the beginning and end pages of the window
362: @first = @paginator.has_page_number?(@page.number - @padding) ?
363: @paginator[@page.number - @padding] : @paginator.first
364: @last = @paginator.has_page_number?(@page.number + @padding) ?
365: @paginator[@page.number + @padding] : @paginator.last
366: end
Returns an array of Page objects in the current window.
This method is also aliased as
to_a
[ show source ]
# File vendor/rails/actionpack/lib/action_controller/pagination.rb, line 370
370: def pages
371: (@first.number..@last.number).to_a.map {|n| @paginator[n]}
372: end
Alias for pages