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Bug 1408341 - Implement assignedSlot on Element and Text

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Tag #1375
This commit is contained in:
Matt A. Tobin 2020-04-17 06:38:37 -04:00 • committed by Roy Tam
commit 6b075994f5
9 changed files with 81 additions and 9 deletions
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19
dom/base/FragmentOrElement.cpp
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@ -123,6 +123,7 @@
#include "mozilla/CORSMode.h"
#include "mozilla/dom/ShadowRoot.h"
#include "mozilla/dom/HTMLSlotElement.h"
#include "mozilla/dom/HTMLTemplateElement.h"
#include "nsStyledElement.h"
@ -614,6 +615,9 @@ FragmentOrElement::nsDOMSlots::Traverse(nsCycleCollectionTraversalCallback &cb)
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "mExtendedSlots->mContainingShadow");
cb.NoteXPCOMChild(NS_ISUPPORTS_CAST(nsIContent*, mExtendedSlots->mContainingShadow));
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "mExtendedSlots->mAssignedSlot");
cb.NoteXPCOMChild(NS_ISUPPORTS_CAST(nsIContent*, mExtendedSlots->mAssignedSlot.get()));
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "mExtendedSlots->mXBLBinding");
cb.NoteNativeChild(mExtendedSlots->mXBLBinding,
NS_CYCLE_COLLECTION_PARTICIPANT(nsXBLBinding));
@ -657,6 +661,7 @@ FragmentOrElement::nsDOMSlots::Unlink()
mExtendedSlots->mLabelsList = nullptr;
mExtendedSlots->mShadowRoot = nullptr;
mExtendedSlots->mContainingShadow = nullptr;
mExtendedSlots->mAssignedSlot = nullptr;
MOZ_ASSERT(!(mExtendedSlots->mXBLBinding));
mExtendedSlots->mXBLInsertionParent = nullptr;
if (mExtendedSlots->mCustomElementData) {
@ -1126,6 +1131,20 @@ FragmentOrElement::GetExistingDestInsertionPoints() const
return nullptr;
}
HTMLSlotElement*
FragmentOrElement::GetAssignedSlot() const
{
nsExtendedDOMSlots* slots = GetExistingExtendedDOMSlots();
return slots ? slots->mAssignedSlot.get() : nullptr;
}
void
FragmentOrElement::SetAssignedSlot(HTMLSlotElement* aSlot)
{
nsExtendedDOMSlots* slots = ExtendedDOMSlots();
slots->mAssignedSlot = aSlot;
}
void
FragmentOrElement::SetXBLInsertionParent(nsIContent* aContent)
{