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Issue #595 - Implement window.event

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This MSIE extension is still technically part of the standard*, although its use is discouraged. This API will also likely never go away based on some comments at this issue on MDN content**.

Note that this uses a different approach for getting the inner window.

* https://dom.spec.whatwg.org/#interface-window-extensions
** https://github.com/mdn/content/issues/21848

Spec PR: https://github.com/whatwg/dom/pull/407
Spec discussion: https://github.com/whatwg/dom/issues/334

Partially based on https://bugzilla.mozilla.org/show_bug.cgi?id=218415
This commit is contained in:
FranklinDM 2023-03-26 18:34:04 +08:00 • committed by roytam1
commit 31283d993b
10 changed files with 110 additions and 6 deletions
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8
dom/events/EventDispatcher.h
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@ -125,6 +125,7 @@ public:
, mMayHaveListenerManager(true)
, mWantsPreHandleEvent(false)
, mRootOfClosedTree(false)
, mItemInShadowTree(false)
, mParentIsSlotInClosedTree(false)
, mParentIsChromeHandler(false)
, mRelatedTargetRetargetedInCurrentScope(false)
@ -147,6 +148,7 @@ public:
mMayHaveListenerManager = true;
mWantsPreHandleEvent = false;
mRootOfClosedTree = false;
mItemInShadowTree = false;
mParentIsSlotInClosedTree = false;
mParentIsChromeHandler = false;
// Note, we don't clear mRelatedTargetRetargetedInCurrentScope explicitly,
@ -236,6 +238,12 @@ public:
*/
bool mRootOfClosedTree;
/**
* If target is node and its root is a shadow root.
* https://dom.spec.whatwg.org/#event-path-item-in-shadow-tree
*/
bool mItemInShadowTree;
/**
* True if mParentTarget is HTMLSlotElement in a closed shadow tree and the
* current target is assigned to that slot.