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Issue #2135 - Bug 1430301: Implement ShadowRoot.elementFromPoint/elementsFromPoint

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This commit is contained in:
FranklinDM 2023-03-03 21:48:01 +08:00 • committed by roytam1
commit e64aeea52d
7 changed files with 154 additions and 149 deletions
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34
dom/base/nsIDocument.h
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@ -1811,26 +1811,6 @@ public:
nsIAtom* aAttrName,
const nsAString& aAttrValue) const = 0;
/**
* Helper for nsIDOMDocument::elementFromPoint implementation that allows
* ignoring the scroll frame and/or avoiding layout flushes.
*
* @see nsIDOMWindowUtils::elementFromPoint
*/
virtual Element* ElementFromPointHelper(float aX, float aY,
bool aIgnoreRootScrollFrame,
bool aFlushLayout) = 0;
enum ElementsFromPointFlags {
IGNORE_ROOT_SCROLL_FRAME = 1,
FLUSH_LAYOUT = 2,
IS_ELEMENT_FROM_POINT = 4
};
virtual void ElementsFromPointHelper(float aX, float aY,
uint32_t aFlags,
nsTArray<RefPtr<mozilla::dom::Element>>& aElements) = 0;
virtual nsresult NodesFromRectHelper(float aX, float aY,
float aTopSize, float aRightSize,
float aBottomSize, float aLeftSize,
@ -2664,10 +2644,6 @@ public:
void GetPreferredStyleSheetSet(nsAString& aSheetSet);
virtual mozilla::dom::DOMStringList* StyleSheetSets() = 0;
virtual void EnableStyleSheetsForSet(const nsAString& aSheetSet) = 0;
Element* ElementFromPoint(float aX, float aY);
void ElementsFromPoint(float aX,
float aY,
nsTArray<RefPtr<mozilla::dom::Element>>& aElements);
/**
* Retrieve the location of the caret position (DOM node and character
@ -2835,6 +2811,16 @@ public:
bool ModuleScriptsEnabled();
/**
* Find the (non-anonymous) content in this document for aFrame. It will
* be aFrame's content node if that content is in this document and not
* anonymous. Otherwise, when aFrame is in a subdocument, we use the frame
* element containing the subdocument containing aFrame, and/or find the
* nearest non-anonymous ancestor in this document.
* Returns null if there is no such element.
*/
nsIContent* GetContentInThisDocument(nsIFrame* aFrame) const;
virtual void AddResizeObserver(mozilla::dom::ResizeObserver* aResizeObserver) = 0;
virtual void ScheduleResizeObserversNotification() const = 0;