зеркало из https://github.com/mozilla/gecko-dev.git
94 строки
2.7 KiB
C++
94 строки
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_BoxObject_h__
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#define mozilla_dom_BoxObject_h__
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#include "mozilla/Attributes.h"
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#include "mozilla/ErrorResult.h"
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#include "nsCOMPtr.h"
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#include "nsIBoxObject.h"
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#include "nsPIBoxObject.h"
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#include "nsPoint.h"
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#include "nsAutoPtr.h"
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#include "nsHashKeys.h"
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#include "nsInterfaceHashtable.h"
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#include "nsCycleCollectionParticipant.h"
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#include "nsWrapperCache.h"
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#include "nsRect.h"
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class nsIFrame;
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class nsIPresShell;
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namespace mozilla {
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namespace dom {
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class Element;
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class BoxObject : public nsPIBoxObject, public nsWrapperCache {
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(BoxObject)
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NS_DECL_NSIBOXOBJECT
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public:
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BoxObject();
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// nsPIBoxObject
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virtual nsresult Init(Element* aElement) override;
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virtual void Clear() override;
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virtual void ClearCachedValues() override;
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nsIFrame* GetFrame(bool aFlushLayout);
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nsIPresShell* GetPresShell(bool aFlushLayout);
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nsresult GetOffsetRect(nsIntRect& aRect);
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nsresult GetScreenPosition(nsIntPoint& aPoint);
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// Given a parent frame and a child frame, find the frame whose
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// next sibling is the given child frame and return its element
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static Element* GetPreviousSibling(nsIFrame* aParentFrame, nsIFrame* aFrame);
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// WebIDL (wraps old impls)
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Element* GetParentObject() const;
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virtual JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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Element* GetElement() const;
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int32_t X();
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int32_t Y();
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int32_t GetScreenX(ErrorResult& aRv);
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int32_t GetScreenY(ErrorResult& aRv);
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int32_t Width();
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int32_t Height();
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already_AddRefed<nsISupports> GetPropertyAsSupports(
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const nsAString& propertyName);
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void SetPropertyAsSupports(const nsAString& propertyName, nsISupports* value);
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void GetProperty(const nsAString& propertyName, nsString& aRetVal,
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ErrorResult& aRv);
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void SetProperty(const nsAString& propertyName,
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const nsAString& propertyValue);
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void RemoveProperty(const nsAString& propertyName);
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Element* GetParentBox();
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Element* GetFirstChild();
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Element* GetLastChild();
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Element* GetNextSibling();
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Element* GetPreviousSibling();
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protected:
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virtual ~BoxObject();
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nsAutoPtr<nsInterfaceHashtable<nsStringHashKey, nsISupports>> mPropertyTable;
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Element* mContent; // [WEAK]
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};
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} // namespace dom
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} // namespace mozilla
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#endif
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