Module: Watir::PageContainer

Includes:
Exception, Win32
Included in:
Frame, IE, ModalDialog
Defined in:
lib/watir-classic/page-container.rb,
lib/watir-classic/contrib/enabled_popup.rb

Overview

A PageContainer contains an HTML Document. In other words, it is a what JavaScript calls a Window.

Constant Summary

Constants included from Win32

Win32::FindWindowEx, Win32::GW_CHILD, Win32::GW_ENABLEDPOPUP, Win32::GW_HWNDFIRST, Win32::GW_HWNDLAST, Win32::GW_HWNDNEXT, Win32::GW_HWNDPREV, Win32::GW_MAX, Win32::GW_OWNER, Win32::GetUnknown, Win32::GetWindow, Win32::IsWindow, Win32::User32

Instance Method Summary collapse

Methods included from Win32

window_exists?

Methods included from Exception

message_for_unable_to_locate

Instance Method Details

#check_for_http_error ⇒ Object

This method checks the currently displayed page for http errors, 404, 500 etc It gets called internally by the wait method, so a user does not need to call it explicitly



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# File 'lib/watir-classic/page-container.rb', line 10

def check_for_http_error
  # check for IE7
  n = self.document.invoke('parentWindow').navigator.appVersion
  m=/MSIE\s(.*?);/.match( n )
  if m and m[1] =='7.0'
    if m = /HTTP (\d\d\d.*)/.match( self.title )
      raise NavigationException, m[1]
    end
  else
    # assume its IE6
    url = self.document.location.href
    if /shdoclc.dll/.match(url)
      m = /id=IEText.*?>(.*?)</i.match(self.html)
      raise NavigationException, m[1] if m
    end
  end
  false
end

#contains_text(target) ⇒ Object

Search the current page for specified text or regexp. Returns the index if the specified text was found. Returns matchdata object if the specified regexp was found.

Deprecated Instead use

IE#text.include? target

or

IE#text.match target



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# File 'lib/watir-classic/page-container.rb', line 82

def contains_text(target)
  if target.kind_of? Regexp
    self.text.match(target)
  elsif target.kind_of? String
    self.text.index(target)
  else
    raise ArgumentError, "Argument #{target} should be a string or regexp."
  end
end

#enabled_popup(timeout = 4) ⇒ Object 



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# File 'lib/watir-classic/contrib/enabled_popup.rb', line 6

def enabled_popup(timeout=4)
  # Use handle of our parent window to see if we have any currently
  # enabled popup.
  hwnd_modal = 0
  Wait.until(timeout) do
    hwnd_modal, arr = GetWindow.call(hwnd, GW_ENABLEDPOPUP)
    hwnd_modal > 0
  end
  # use hwnd() method to find the IE or Container hwnd (overriden by IE)
  if hwnd_modal == hwnd() || 0 == hwnd_modal
    hwnd_modal = nil
  end
  hwnd_modal
end

#execute_script(source) ⇒ Object

Execute the given JavaScript string



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# File 'lib/watir-classic/page-container.rb', line 37

def execute_script(source)
  result = nil
  begin
    source = with_json2_if_needed source
    result = document.parentWindow.eval(source)
  rescue WIN32OLERuntimeError, NoMethodError #if eval fails we need to use execScript(source.to_s) which does not return a value, hence the workaround
    escaped_src = source.gsub(/\r?\n/, "\\n").gsub("'", "\\\\'")
    wrapper = "_watir_helper_div_#{::Time.now.to_i + ::Time.now.usec}"
    cmd = "var e = document.createElement('DIV'); e.style.display='none'; e.id='#{wrapper}'; e.innerHTML = eval('#{escaped_src}'); document.body.appendChild(e);"
    document.parentWindow.execScript(cmd)
    result = document.getElementById(wrapper).innerHTML
  end

  Yajl::Parser.parse(result) rescue nil
end

#html ⇒ Object

The HTML of the current page



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# File 'lib/watir-classic/page-container.rb', line 54

def html
  page.outerhtml
end

#set_container(container) ⇒ Object 



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# File 'lib/watir-classic/page-container.rb', line 68

def set_container container
  @container = container
  @page_container = self
end

#text ⇒ Object

The text of the current page



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# File 'lib/watir-classic/page-container.rb', line 64

def text
  page.innertext.strip
end

#url ⇒ Object

The url of the page object.



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# File 'lib/watir-classic/page-container.rb', line 59

def url
  page.document.location.href
end