gecko-dev/dom/grid/GridTracks.h

52 строки
1.3 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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_GridTracks_h
#define mozilla_dom_GridTracks_h
#include "nsTArray.h"
#include "nsWrapperCache.h"
namespace mozilla {
struct ComputedGridTrackInfo;
namespace dom {
class GridDimension;
class GridTrack;
class GridTracks : public nsISupports, public nsWrapperCache {
public:
explicit GridTracks(GridDimension* aParent);
protected:
virtual ~GridTracks();
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(GridTracks)
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
GridDimension* GetParentObject() { return mParent; }
uint32_t Length() const;
GridTrack* Item(uint32_t aIndex);
GridTrack* IndexedGetter(uint32_t aIndex, bool& aFound);
void SetTrackInfo(const mozilla::ComputedGridTrackInfo* aTrackInfo);
protected:
RefPtr<GridDimension> mParent;
nsTArray<RefPtr<GridTrack>> mTracks;
};
} // namespace dom
} // namespace mozilla
#endif /* mozilla_dom_GridTracks_h */