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Issue #2472 - Part 6: Fire cancel event and close modal <dialog> on [ESC]

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This implementation is different than Mozilla, not indirectly queueing cancel
tasks to be arbitrarily ordered, but rather synchronously close in reverse
top layer order.
This commit is contained in:
Moonchild 2024-05-06 12:33:09 +02:00 • committed by roytam1
commit 87a7cf7332
6 changed files with 49 additions and 0 deletions
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13
dom/base/nsDocument.cpp
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@ -159,6 +159,7 @@
#include "nsEscape.h"
#include "nsObjectLoadingContent.h"
#include "nsHtml5TreeOpExecutor.h"
#include "mozilla/dom/HTMLDialogElement.h"
#include "mozilla/dom/HTMLLinkElement.h"
#include "mozilla/dom/HTMLMediaElement.h"
#include "mozilla/dom/HTMLIFrameElement.h"
@ -10138,6 +10139,18 @@ nsDocument::MozCancelFullScreen()
return NS_OK;
}
void nsDocument::TryCancelDialog() {
// Check if the document is blocked by modal dialog
for (const nsWeakPtr& weakPtr : Reversed(mTopLayer)) {
nsCOMPtr<Element> element(do_QueryReferent(weakPtr));
if (HTMLDialogElement* dialog =
HTMLDialogElement::FromContentOrNull(element)) {
dialog->CancelDialog();
break;
}
}
}
void
nsIDocument::ExitFullscreen()
{