gecko-dev/layout/forms/nsColorControlFrame.h

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2.1 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 nsColorControlFrame_h___
#define nsColorControlFrame_h___
#include "nsCOMPtr.h"
#include "nsHTMLButtonControlFrame.h"
#include "nsIAnonymousContentCreator.h"
namespace mozilla {
enum class PseudoStyleType : uint8_t;
class PresShell;
} // namespace mozilla
// Class which implements the input type=color
class nsColorControlFrame final : public nsHTMLButtonControlFrame,
public nsIAnonymousContentCreator {
typedef mozilla::PseudoStyleType PseudoStyleType;
typedef mozilla::dom::Element Element;
public:
friend nsIFrame* NS_NewColorControlFrame(mozilla::PresShell* aPresShell,
ComputedStyle* aStyle);
virtual void DestroyFrom(nsIFrame* aDestructRoot,
PostDestroyData& aPostDestroyData) override;
NS_DECL_QUERYFRAME
NS_DECL_FRAMEARENA_HELPERS(nsColorControlFrame)
#ifdef DEBUG_FRAME_DUMP
virtual nsresult GetFrameName(nsAString& aResult) const override;
#endif
// nsIAnonymousContentCreator
virtual nsresult CreateAnonymousContent(
nsTArray<ContentInfo>& aElements) override;
virtual void AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements,
uint32_t aFilter) override;
// nsIFrame
virtual nsresult AttributeChanged(int32_t aNameSpaceID, nsAtom* aAttribute,
int32_t aModType) override;
virtual nsContainerFrame* GetContentInsertionFrame() override;
// Refresh the color swatch, using associated input's value
nsresult UpdateColor();
private:
explicit nsColorControlFrame(ComputedStyle* aStyle,
nsPresContext* aPresContext);
nsCOMPtr<Element> mColorContent;
};
#endif // nsColorControlFrame_h___