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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 nsProgressFrame_h___
#define nsProgressFrame_h___
#include "mozilla/Attributes.h"
#include "nsContainerFrame.h"
#include "nsIAnonymousContentCreator.h"
#include "nsCOMPtr.h"
class nsBaseContentList;
class nsProgressFrame : public nsContainerFrame,
public nsIAnonymousContentCreator
{
public:
NS_DECL_QUERYFRAME_TARGET(nsProgressFrame)
NS_DECL_QUERYFRAME
NS_DECL_FRAMEARENA_HELPERS
nsProgressFrame(nsStyleContext* aContext);
virtual ~nsProgressFrame();
virtual void DestroyFrom(nsIFrame* aDestructRoot) MOZ_OVERRIDE;
virtual void BuildDisplayList(nsDisplayListBuilder* aBuilder,
const nsRect& aDirtyRect,
const nsDisplayListSet& aLists) MOZ_OVERRIDE;
NS_IMETHOD Reflow(nsPresContext* aCX,
nsHTMLReflowMetrics& aDesiredSize,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus) MOZ_OVERRIDE;
#ifdef DEBUG
NS_IMETHOD GetFrameName(nsAString& aResult) const MOZ_OVERRIDE {
return MakeFrameName(NS_LITERAL_STRING("Progress"), aResult);
}
#endif
virtual bool IsLeaf() const MOZ_OVERRIDE { return true; }
// nsIAnonymousContentCreator
virtual nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements) MOZ_OVERRIDE;
virtual void AppendAnonymousContentTo(nsBaseContentList& aElements,
uint32_t aFilter) MOZ_OVERRIDE;
NS_IMETHOD AttributeChanged(int32_t aNameSpaceID,
nsIAtom* aAttribute,
int32_t aModType) MOZ_OVERRIDE;
virtual nsSize ComputeAutoSize(nsRenderingContext *aRenderingContext,
nsSize aCBSize, nscoord aAvailableWidth,
nsSize aMargin, nsSize aBorder,
nsSize aPadding, bool aShrinkWrap) MOZ_OVERRIDE;
virtual nscoord GetMinWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE;
virtual nscoord GetPrefWidth(nsRenderingContext *aRenderingContext) MOZ_OVERRIDE;
virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
{
return nsContainerFrame::IsFrameOfType(aFlags &
~(nsIFrame::eReplaced | nsIFrame::eReplacedContainsBlock));
}
/**
* Returns whether the frame and its child should use the native style.
*/
bool ShouldUseNativeStyle() const;
protected:
// Helper function which reflow the anonymous div frame.
void ReflowBarFrame(nsIFrame* aBarFrame,
nsPresContext* aPresContext,
const nsHTMLReflowState& aReflowState,
nsReflowStatus& aStatus);
/**
* The div used to show the progress bar.
* @see nsProgressFrame::CreateAnonymousContent
*/
nsCOMPtr<nsIContent> mBarDiv;
};
#endif
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