mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
144 lines
4.6 KiB
C++
144 lines
4.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsHTMLParts.h"
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#include "nsContainerFrame.h"
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#include "nsCSSRendering.h"
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#include "nsIDocument.h"
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#include "nsPageFrame.h"
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#include "nsIDOMEvent.h"
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#include "nsStyleConsts.h"
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#include "nsGkAtoms.h"
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#include "nsIPresShell.h"
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#include "nsBoxFrame.h"
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#include "nsStackLayout.h"
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#include "nsIAnonymousContentCreator.h"
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#include "nsINodeInfo.h"
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#include "nsIServiceManager.h"
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#include "nsNodeInfoManager.h"
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#include "nsContentCreatorFunctions.h"
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#include "nsContentUtils.h"
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#include "nsContentList.h"
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#include "mozilla/dom/Element.h"
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//#define DEBUG_REFLOW
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using namespace mozilla::dom;
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class nsDocElementBoxFrame : public nsBoxFrame,
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public nsIAnonymousContentCreator
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{
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public:
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virtual void DestroyFrom(nsIFrame* aDestructRoot) MOZ_OVERRIDE;
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friend nsIFrame* NS_NewBoxFrame(nsIPresShell* aPresShell,
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nsStyleContext* aContext);
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nsDocElementBoxFrame(nsIPresShell* aShell, nsStyleContext* aContext)
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:nsBoxFrame(aShell, aContext, true) {}
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NS_DECL_QUERYFRAME
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NS_DECL_FRAMEARENA_HELPERS
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// nsIAnonymousContentCreator
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virtual nsresult CreateAnonymousContent(nsTArray<ContentInfo>& aElements) MOZ_OVERRIDE;
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virtual void AppendAnonymousContentTo(nsBaseContentList& aElements,
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uint32_t aFilter) MOZ_OVERRIDE;
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virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
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{
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// Override nsBoxFrame.
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if (aFlags & (nsIFrame::eReplacedContainsBlock | nsIFrame::eReplaced))
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return false;
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return nsBoxFrame::IsFrameOfType(aFlags);
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}
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#ifdef DEBUG_FRAME_DUMP
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virtual nsresult GetFrameName(nsAString& aResult) const MOZ_OVERRIDE;
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#endif
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private:
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nsCOMPtr<Element> mPopupgroupContent;
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nsCOMPtr<Element> mTooltipContent;
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};
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//----------------------------------------------------------------------
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nsContainerFrame*
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NS_NewDocElementBoxFrame(nsIPresShell* aPresShell, nsStyleContext* aContext)
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{
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return new (aPresShell) nsDocElementBoxFrame (aPresShell, aContext);
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}
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NS_IMPL_FRAMEARENA_HELPERS(nsDocElementBoxFrame)
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void
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nsDocElementBoxFrame::DestroyFrom(nsIFrame* aDestructRoot)
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{
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nsContentUtils::DestroyAnonymousContent(&mPopupgroupContent);
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nsContentUtils::DestroyAnonymousContent(&mTooltipContent);
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nsBoxFrame::DestroyFrom(aDestructRoot);
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}
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nsresult
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nsDocElementBoxFrame::CreateAnonymousContent(nsTArray<ContentInfo>& aElements)
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{
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nsIDocument* doc = mContent->GetDocument();
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if (!doc) {
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// The page is currently being torn down. Why bother.
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return NS_ERROR_FAILURE;
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}
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nsNodeInfoManager *nodeInfoManager = doc->NodeInfoManager();
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// create the top-secret popupgroup node. shhhhh!
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nsCOMPtr<nsINodeInfo> nodeInfo;
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nodeInfo = nodeInfoManager->GetNodeInfo(nsGkAtoms::popupgroup,
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nullptr, kNameSpaceID_XUL,
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nsIDOMNode::ELEMENT_NODE);
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NS_ENSURE_TRUE(nodeInfo, NS_ERROR_OUT_OF_MEMORY);
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nsresult rv = NS_NewXULElement(getter_AddRefs(mPopupgroupContent),
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nodeInfo.forget());
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NS_ENSURE_SUCCESS(rv, rv);
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if (!aElements.AppendElement(mPopupgroupContent))
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return NS_ERROR_OUT_OF_MEMORY;
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// create the top-secret default tooltip node. shhhhh!
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nodeInfo = nodeInfoManager->GetNodeInfo(nsGkAtoms::tooltip, nullptr,
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kNameSpaceID_XUL,
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nsIDOMNode::ELEMENT_NODE);
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NS_ENSURE_TRUE(nodeInfo, NS_ERROR_OUT_OF_MEMORY);
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rv = NS_NewXULElement(getter_AddRefs(mTooltipContent), nodeInfo.forget());
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NS_ENSURE_SUCCESS(rv, rv);
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mTooltipContent->SetAttr(kNameSpaceID_None, nsGkAtoms::_default,
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NS_LITERAL_STRING("true"), false);
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if (!aElements.AppendElement(mTooltipContent))
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return NS_ERROR_OUT_OF_MEMORY;
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return NS_OK;
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}
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void
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nsDocElementBoxFrame::AppendAnonymousContentTo(nsBaseContentList& aElements,
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uint32_t aFilter)
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{
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aElements.MaybeAppendElement(mPopupgroupContent);
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aElements.MaybeAppendElement(mTooltipContent);
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}
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NS_QUERYFRAME_HEAD(nsDocElementBoxFrame)
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NS_QUERYFRAME_ENTRY(nsIAnonymousContentCreator)
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NS_QUERYFRAME_TAIL_INHERITING(nsBoxFrame)
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#ifdef DEBUG_FRAME_DUMP
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nsresult
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nsDocElementBoxFrame::GetFrameName(nsAString& aResult) const
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{
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return MakeFrameName(NS_LITERAL_STRING("DocElementBox"), aResult);
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}
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#endif
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