Commit 69509662 authored by ginn.chen%sun.com's avatar ginn.chen%sun.com
Browse files

Bug 343156 New ATK: expose new action for images, to open long description 

 in a new tab
patch by nian.liu at sun.com r=aaronleventhal sr=neil
parent fc2834f3

accessible/src/html/nsHTMLImageAccessible.cpp

+26 −0
Original line number Diff line number Diff line
@@ -47,6 +47,9 @@ 
#include "nsIImageLoadingContent.h"

#include "nsIPresShell.h"

#include "nsIServiceManager.h"

#include "nsIDOMHTMLImageElement.h"

#include "nsIDOMDocument.h"

#include "nsPIDOMWindow.h"



// --- image -----
@@ -210,3 +213,26 @@ void nsHTMLImageAccessible::CacheChildren() 
  }

}



NS_IMETHODIMP nsHTMLImageAccessible::DoAction(PRUint8 index)

{

  if (index == eAction_ShowLongDescription) {

    //get the long description uri and open in a new window

    nsCOMPtr<nsIDOMHTMLImageElement> element(do_QueryInterface(mDOMNode));

    NS_ENSURE_TRUE(element, NS_ERROR_FAILURE);

    nsAutoString longDesc;

    nsresult rv = element->GetLongDesc(longDesc);

    NS_ENSURE_SUCCESS(rv, rv);

    nsCOMPtr<nsIDOMDocument> domDocument;

    rv = mDOMNode->GetOwnerDocument(getter_AddRefs(domDocument));

    NS_ENSURE_SUCCESS(rv, rv);

    nsCOMPtr<nsIDocument> document(do_QueryInterface(domDocument));

    nsCOMPtr<nsPIDOMWindow> piWindow = document->GetWindow();

    nsCOMPtr<nsIDOMWindowInternal> win(do_QueryInterface(piWindow));

    NS_ENSURE_TRUE(win, NS_ERROR_FAILURE);

    nsCOMPtr<nsIDOMWindow> tmp;

    return win->Open(longDesc, NS_LITERAL_STRING(""), NS_LITERAL_STRING(""),

                     getter_AddRefs(tmp));

  }

  return nsLinkableAccessible::DoAction(index);

}

accessible/src/html/nsHTMLImageAccessible.h

+2 −1
Original line number Diff line number Diff line
@@ -58,6 +58,7 @@ public: 
  NS_IMETHOD GetName(nsAString& _retval); 

  NS_IMETHOD GetState(PRUint32 *_retval); 

  NS_IMETHOD GetRole(PRUint32 *_retval);

  NS_IMETHOD DoAction(PRUint8 index);



protected:

  virtual void CacheChildren();