gecko-dev/layout/svg/nsSVGUseFrame.h
Emilio Cobos Álvarez d4ae853741 Bug 1502658 - Remove SVG use attribute change handling code from nsSVGUseFrame to SVGUseElement. r=longsonr
Most of those shouldn't rely on a frame to run.

Differential Revision: https://phabricator.services.mozilla.com/D9996

--HG--
extra : moz-landing-system : lando
2018-10-28 23:20:43 +00:00

64 lines
1.7 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 __NS_SVGUSEFRAME_H__
#define __NS_SVGUSEFRAME_H__
// Keep in (case-insensitive) order:
#include "nsSVGGFrame.h"
class nsSVGUseFrame final
: public nsSVGGFrame
{
friend nsIFrame* NS_NewSVGUseFrame(nsIPresShell* aPresShell,
ComputedStyle* aStyle);
protected:
explicit nsSVGUseFrame(ComputedStyle* aStyle)
: nsSVGGFrame(aStyle, kClassID)
, mHasValidDimensions(true)
{
}
public:
NS_DECL_FRAMEARENA_HELPERS(nsSVGUseFrame)
// nsIFrame interface:
void Init(nsIContent* aContent,
nsContainerFrame* aParent,
nsIFrame* aPrevInFlow) override;
// Called when the x or y attributes changed.
void PositionAttributeChanged();
// Called when the href attributes changed.
void HrefChanged();
// Called when the width or height attributes changed.
void DimensionAttributeChanged(bool aHadValidDimensions,
bool aAttributeIsUsed);
nsresult AttributeChanged(int32_t aNamespaceID,
nsAtom* aAttribute,
int32_t aModType) final;
#ifdef DEBUG_FRAME_DUMP
nsresult GetFrameName(nsAString& aResult) const override
{
return MakeFrameName(NS_LITERAL_STRING("SVGUse"), aResult);
}
#endif
// nsSVGDisplayableFrame interface:
void ReflowSVG() override;
void NotifySVGChanged(uint32_t aFlags) override;
private:
bool mHasValidDimensions;
};
#endif // __NS_SVGUSEFRAME_H__