gecko-dev/layout/xul/BoxObject.h

92 строки
2.7 KiB
C++

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