gecko-dev/layout/xul/nsPopupSetFrame.h

65 строки
2.2 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 nsPopupSetFrame_h__
#define nsPopupSetFrame_h__
#include "mozilla/Attributes.h"
#include "nsAtom.h"
#include "nsBoxFrame.h"
namespace mozilla {
class PresShell;
} // namespace mozilla
nsIFrame* NS_NewPopupSetFrame(mozilla::PresShell* aPresShell,
mozilla::ComputedStyle* aStyle);
class nsPopupSetFrame final : public nsBoxFrame {
public:
NS_DECL_FRAMEARENA_HELPERS(nsPopupSetFrame)
explicit nsPopupSetFrame(ComputedStyle* aStyle, nsPresContext* aPresContext)
: nsBoxFrame(aStyle, aPresContext, kClassID) {}
~nsPopupSetFrame() = default;
virtual void Init(nsIContent* aContent, nsContainerFrame* aParent,
nsIFrame* aPrevInFlow) override;
virtual void SetInitialChildList(ChildListID aListID,
nsFrameList& aChildList) override;
virtual void AppendFrames(ChildListID aListID,
nsFrameList& aFrameList) override;
virtual void RemoveFrame(ChildListID aListID, nsIFrame* aOldFrame) override;
virtual void InsertFrames(ChildListID aListID, nsIFrame* aPrevFrame,
const nsLineList::iterator* aPrevFrameLine,
nsFrameList& aFrameList) override;
virtual const nsFrameList& GetChildList(ChildListID aList) const override;
virtual void GetChildLists(nsTArray<ChildList>* aLists) const override;
NS_IMETHOD DoXULLayout(nsBoxLayoutState& aBoxLayoutState) override;
// Used to destroy our popup frames.
virtual void DestroyFrom(nsIFrame* aDestructRoot,
PostDestroyData& aPostDestroyData) override;
#ifdef DEBUG_FRAME_DUMP
virtual nsresult GetFrameName(nsAString& aResult) const override {
return MakeFrameName(NS_LITERAL_STRING("PopupSet"), aResult);
}
#endif
protected:
void AddPopupFrameList(nsFrameList& aPopupFrameList);
void RemovePopupFrame(nsIFrame* aPopup);
nsFrameList mPopupList;
};
#endif