Line data    Source code

       1             : /* This Source Code Form is subject to the terms of the Mozilla Public
       2             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       3             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       4             : 
       5             : #include "nsHtml5SVGLoadDispatcher.h"
       6             : #include "nsPresContext.h"
       7             : #include "nsIPresShell.h"
       8             : #include "mozilla/BasicEvents.h"
       9             : #include "mozilla/EventDispatcher.h"
      10             : #include "nsIDocument.h"
      11             : 
      12             : using namespace mozilla;
      13             : 
      14          21 : nsHtml5SVGLoadDispatcher::nsHtml5SVGLoadDispatcher(nsIContent* aElement)
      15             :   : Runnable("nsHtml5SVGLoadDispatcher")
      16             :   , mElement(aElement)
      17          21 :   , mDocument(mElement->OwnerDoc())
      18             : {
      19          21 :   mDocument->BlockOnload();
      20          21 : }
      21             : 
      22             : NS_IMETHODIMP
      23          21 : nsHtml5SVGLoadDispatcher::Run()
      24             : {
      25          42 :   WidgetEvent event(true, eSVGLoad);
      26          21 :   event.mFlags.mBubbles = false;
      27             :   // Do we care about forcing presshell creation if it hasn't happened yet?
      28             :   // That is, should this code flush or something?  Does it really matter?
      29             :   // For that matter, do we really want to try getting the prescontext?
      30             :   // Does this event ever want one?
      31          42 :   RefPtr<nsPresContext> ctx;
      32          42 :   nsCOMPtr<nsIPresShell> shell = mElement->OwnerDoc()->GetShell();
      33          21 :   if (shell) {
      34          21 :     ctx = shell->GetPresContext();
      35             :   }
      36          21 :   EventDispatcher::Dispatch(mElement, ctx, &event);
      37             :   // Unblocking onload on the same document that it was blocked even if
      38             :   // the element has moved between docs since blocking.
      39          21 :   mDocument->UnblockOnload(false);
      40          42 :   return NS_OK;
      41             : }