Class: Watir::Browser::Scroll

Inherits:
Object
  • Object
show all
Defined in:
lib/browser_scroll/browser/scroll.rb

Instance Method Summary collapse

Constructor Details

#initialize(browser) ⇒ Scroll

Returns a new instance of Scroll.



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# File 'lib/browser_scroll/browser/scroll.rb', line 4

def initialize(browser)
  @browser = browser
end

Instance Method Details

#bottom ⇒ Object 



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# File 'lib/browser_scroll/browser/scroll.rb', line 27

def bottom
  execute('window.scrollTo(0, document.body.scrollHeight);')
  self
end

#by(left, top) ⇒ Object 



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# File 'lib/browser_scroll/browser/scroll.rb', line 39

def by(left, top)
  execute(
    'window.scrollBy(arguments[0], arguments[1]);',
    Integer(left), Integer(top)
  )
  self
end

#middle ⇒ Object 



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# File 'lib/browser_scroll/browser/scroll.rb', line 32

def middle
  execute(
    'window.scrollTo(window.outerWidth / 2, window.outerHeight / 2);'
  )
  self
end

#to(param = nil) ⇒ Object 



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# File 'lib/browser_scroll/browser/scroll.rb', line 8

def to(param = nil)
  if !param.nil? && param.is_a?(Array)
    unless param.is_a?(Array)
      raise ArgumentError, "Unable to scroll to: #{param}."
    end

    execute(
      'window.scrollTo(arguments[0], arguments[1]);',
      Integer(param[0]), Integer(param[1])
    )
  end
  self
end

#top ⇒ Object 



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# File 'lib/browser_scroll/browser/scroll.rb', line 22

def top
  execute('window.scrollTo(0, 0);')
  self
end