gecko-dev/layout/forms/nsGfxButtonControlFrame.h

67 строки
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 nsGfxButtonControlFrame_h___
#define nsGfxButtonControlFrame_h___
#include "mozilla/Attributes.h"
#include "nsHTMLButtonControlFrame.h"
#include "nsCOMPtr.h"
#include "nsIAnonymousContentCreator.h"
class nsTextNode;
// Class which implements the input[type=button, reset, submit] and
// browse button for input[type=file].
// The label for button is specified through generated content
// in the ua.css file.
class nsGfxButtonControlFrame final
: public nsHTMLButtonControlFrame
, public nsIAnonymousContentCreator
{
public:
NS_DECL_FRAMEARENA_HELPERS(nsGfxButtonControlFrame)
explicit nsGfxButtonControlFrame(ComputedStyle* aStyle);
virtual void DestroyFrom(nsIFrame* aDestructRoot, PostDestroyData& aPostDestroyData) override;
virtual nsresult HandleEvent(nsPresContext* aPresContext,
mozilla::WidgetGUIEvent* aEvent,
nsEventStatus* aEventStatus) override;
#ifdef DEBUG_FRAME_DUMP
virtual nsresult GetFrameName(nsAString& aResult) const override;
#endif
NS_DECL_QUERYFRAME
// nsIAnonymousContentCreator
virtual nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements) override;
virtual void AppendAnonymousContentTo(nsTArray<nsIContent*>& aElements,
uint32_t aFilter) override;
virtual nsresult AttributeChanged(int32_t aNameSpaceID,
nsAtom* aAttribute,
int32_t aModType) override;
virtual nsContainerFrame* GetContentInsertionFrame() override;
protected:
nsresult GetDefaultLabel(nsAString& aLabel) const;
nsresult GetLabel(nsString& aLabel);
virtual bool IsInput() override { return true; }
private:
RefPtr<nsTextNode> mTextContent;
};
#endif