mirror of
https://github.com/mozilla/gecko-dev.git
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366 lines
13 KiB
C++
366 lines
13 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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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#ifndef nsHTMLDocument_h___
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#define nsHTMLDocument_h___
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#include "mozilla/Attributes.h"
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#include "nsDocument.h"
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#include "nsIHTMLDocument.h"
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#include "nsIDOMHTMLDocument.h"
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#include "nsIDOMHTMLCollection.h"
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#include "nsIScriptElement.h"
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#include "nsTArray.h"
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#include "pldhash.h"
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#include "nsIHttpChannel.h"
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#include "nsHTMLStyleSheet.h"
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#include "nsICommandManager.h"
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#include "mozilla/dom/HTMLSharedElement.h"
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class nsIEditor;
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class nsIURI;
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class nsIDocShell;
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class nsICachingChannel;
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class nsIWyciwygChannel;
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class nsILoadGroup;
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namespace mozilla {
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namespace dom {
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class HTMLAllCollection;
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} // namespace dom
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} // namespace mozilla
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class nsHTMLDocument : public nsDocument,
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public nsIHTMLDocument,
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public nsIDOMHTMLDocument
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{
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public:
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using nsDocument::SetDocumentURI;
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using nsDocument::GetPlugins;
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nsHTMLDocument();
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virtual nsresult Init() override;
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(nsHTMLDocument, nsDocument)
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// nsIDocument
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virtual void Reset(nsIChannel* aChannel, nsILoadGroup* aLoadGroup) override;
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virtual void ResetToURI(nsIURI* aURI, nsILoadGroup* aLoadGroup,
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nsIPrincipal* aPrincipal) override;
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virtual already_AddRefed<nsIPresShell> CreateShell(nsPresContext* aContext,
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nsViewManager* aViewManager,
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nsStyleSet* aStyleSet) override;
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virtual nsresult StartDocumentLoad(const char* aCommand,
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nsIChannel* aChannel,
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nsILoadGroup* aLoadGroup,
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nsISupports* aContainer,
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nsIStreamListener **aDocListener,
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bool aReset = true,
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nsIContentSink* aSink = nullptr) override;
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virtual void StopDocumentLoad() override;
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virtual void BeginLoad() override;
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virtual void EndLoad() override;
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// nsIHTMLDocument
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virtual void SetCompatibilityMode(nsCompatibility aMode) override;
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virtual bool IsWriting() override
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{
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return mWriteLevel != uint32_t(0);
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}
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virtual nsContentList* GetForms() override;
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virtual nsContentList* GetFormControls() override;
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// nsIDOMDocument interface
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using nsDocument::CreateElement;
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using nsDocument::CreateElementNS;
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NS_FORWARD_NSIDOMDOCUMENT(nsDocument::)
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// And explicitly import the things from nsDocument that we just shadowed
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using nsDocument::GetImplementation;
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using nsDocument::GetTitle;
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using nsDocument::SetTitle;
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using nsDocument::GetLastStyleSheetSet;
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using nsDocument::MozSetImageElement;
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using nsDocument::GetMozFullScreenElement;
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// nsIDOMNode interface
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NS_FORWARD_NSIDOMNODE_TO_NSINODE
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// nsIDOMHTMLDocument interface
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NS_DECL_NSIDOMHTMLDOCUMENT
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mozilla::dom::HTMLAllCollection* All();
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nsISupports* ResolveName(const nsAString& aName, nsWrapperCache **aCache);
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virtual void AddedForm() override;
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virtual void RemovedForm() override;
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virtual int32_t GetNumFormsSynchronous() override;
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virtual void TearingDownEditor(nsIEditor *aEditor) override;
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virtual void SetIsXHTML(bool aXHTML) override
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{
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mType = (aXHTML ? eXHTML : eHTML);
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}
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virtual void SetDocWriteDisabled(bool aDisabled) override
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{
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mDisableDocWrite = aDisabled;
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}
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nsresult ChangeContentEditableCount(nsIContent *aElement, int32_t aChange) override;
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void DeferredContentEditableCountChange(nsIContent *aElement);
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virtual EditingState GetEditingState() override
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{
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return mEditingState;
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}
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virtual void DisableCookieAccess() override
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{
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mDisableCookieAccess = true;
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}
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class nsAutoEditingState {
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public:
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nsAutoEditingState(nsHTMLDocument* aDoc, EditingState aState)
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: mDoc(aDoc), mSavedState(aDoc->mEditingState)
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{
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aDoc->mEditingState = aState;
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}
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~nsAutoEditingState() {
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mDoc->mEditingState = mSavedState;
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}
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private:
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nsHTMLDocument* mDoc;
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EditingState mSavedState;
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};
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friend class nsAutoEditingState;
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void EndUpdate(nsUpdateType aUpdateType) override;
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virtual nsresult SetEditingState(EditingState aState) override;
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virtual nsresult Clone(mozilla::dom::NodeInfo *aNodeInfo, nsINode **aResult) const override;
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virtual void RemovedFromDocShell() override;
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virtual mozilla::dom::Element *GetElementById(const nsAString& aElementId) override
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{
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return nsDocument::GetElementById(aElementId);
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}
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virtual void DocAddSizeOfExcludingThis(nsWindowSizes* aWindowSizes) const override;
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// DocAddSizeOfIncludingThis is inherited from nsIDocument.
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virtual bool WillIgnoreCharsetOverride() override;
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// WebIDL API
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virtual JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
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override;
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void SetDomain(const nsAString& aDomain, mozilla::ErrorResult& rv);
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void GetCookie(nsAString& aCookie, mozilla::ErrorResult& rv);
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void SetCookie(const nsAString& aCookie, mozilla::ErrorResult& rv);
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void NamedGetter(JSContext* cx, const nsAString& aName, bool& aFound,
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JS::MutableHandle<JSObject*> aRetval,
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mozilla::ErrorResult& rv);
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bool NameIsEnumerable(const nsAString& aName);
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void GetSupportedNames(unsigned, nsTArray<nsString>& aNames);
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nsGenericHTMLElement *GetBody();
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void SetBody(nsGenericHTMLElement* aBody, mozilla::ErrorResult& rv);
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mozilla::dom::HTMLSharedElement *GetHead() {
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return static_cast<mozilla::dom::HTMLSharedElement*>(GetHeadElement());
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}
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nsIHTMLCollection* Images();
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nsIHTMLCollection* Embeds();
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nsIHTMLCollection* Plugins();
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nsIHTMLCollection* Links();
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nsIHTMLCollection* Forms()
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{
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return nsHTMLDocument::GetForms();
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}
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nsIHTMLCollection* Scripts();
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already_AddRefed<nsContentList> GetElementsByName(const nsAString & aName)
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{
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return NS_GetFuncStringNodeList(this, MatchNameAttribute, nullptr,
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UseExistingNameString, aName);
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}
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already_AddRefed<nsINodeList> GetItems(const nsAString& aTypeNames);
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already_AddRefed<nsIDocument> Open(JSContext* cx,
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const nsAString& aType,
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const nsAString& aReplace,
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mozilla::ErrorResult& rv);
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already_AddRefed<nsIDOMWindow> Open(JSContext* cx,
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const nsAString& aURL,
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const nsAString& aName,
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const nsAString& aFeatures,
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bool aReplace,
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mozilla::ErrorResult& rv);
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void Close(mozilla::ErrorResult& rv);
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void Write(JSContext* cx, const mozilla::dom::Sequence<nsString>& aText,
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mozilla::ErrorResult& rv);
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void Writeln(JSContext* cx, const mozilla::dom::Sequence<nsString>& aText,
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mozilla::ErrorResult& rv);
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// The XPCOM GetDesignMode() works OK for us, since it never throws.
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void SetDesignMode(const nsAString& aDesignMode, mozilla::ErrorResult& rv);
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bool ExecCommand(const nsAString& aCommandID, bool aDoShowUI,
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const nsAString& aValue, mozilla::ErrorResult& rv);
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bool QueryCommandEnabled(const nsAString& aCommandID,
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mozilla::ErrorResult& rv);
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bool QueryCommandIndeterm(const nsAString& aCommandID,
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mozilla::ErrorResult& rv);
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bool QueryCommandState(const nsAString& aCommandID, mozilla::ErrorResult& rv);
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bool QueryCommandSupported(const nsAString& aCommandID);
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void QueryCommandValue(const nsAString& aCommandID, nsAString& aValue,
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mozilla::ErrorResult& rv);
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// The XPCOM Get/SetFgColor work OK for us, since they never throw.
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// The XPCOM Get/SetLinkColor work OK for us, since they never throw.
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// The XPCOM Get/SetVLinkColor work OK for us, since they never throw.
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// The XPCOM Get/SetALinkColor work OK for us, since they never throw.
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// The XPCOM Get/SetBgColor work OK for us, since they never throw.
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nsIHTMLCollection* Anchors();
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nsIHTMLCollection* Applets();
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void Clear() const
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{
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// Deprecated
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}
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mozilla::dom::Selection* GetSelection(mozilla::ErrorResult& aRv);
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// The XPCOM CaptureEvents works fine for us.
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// The XPCOM ReleaseEvents works fine for us.
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// We're picking up GetLocation from Document
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already_AddRefed<nsLocation> GetLocation() const {
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return nsIDocument::GetLocation();
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}
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virtual nsHTMLDocument* AsHTMLDocument() override { return this; }
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protected:
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~nsHTMLDocument();
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nsresult GetBodySize(int32_t* aWidth,
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int32_t* aHeight);
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nsIContent *MatchId(nsIContent *aContent, const nsAString& aId);
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static bool MatchLinks(nsIContent *aContent, int32_t aNamespaceID,
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nsIAtom* aAtom, void* aData);
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static bool MatchAnchors(nsIContent *aContent, int32_t aNamespaceID,
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nsIAtom* aAtom, void* aData);
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static bool MatchNameAttribute(nsIContent* aContent, int32_t aNamespaceID,
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nsIAtom* aAtom, void* aData);
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static void* UseExistingNameString(nsINode* aRootNode, const nsString* aName);
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static void DocumentWriteTerminationFunc(nsISupports *aRef);
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already_AddRefed<nsIURI> GetDomainURI();
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nsresult WriteCommon(JSContext *cx, const nsAString& aText,
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bool aNewlineTerminate);
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// A version of WriteCommon used by WebIDL bindings
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void WriteCommon(JSContext *cx,
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const mozilla::dom::Sequence<nsString>& aText,
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bool aNewlineTerminate,
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mozilla::ErrorResult& rv);
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nsresult CreateAndAddWyciwygChannel(void);
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nsresult RemoveWyciwygChannel(void);
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// This should *ONLY* be used in GetCookie/SetCookie.
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already_AddRefed<nsIChannel> CreateDummyChannelForCookies(nsIURI* aCodebaseURI);
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/**
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* Like IsEditingOn(), but will flush as needed first.
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*/
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bool IsEditingOnAfterFlush();
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void *GenerateParserKey(void);
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nsRefPtr<nsContentList> mImages;
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nsRefPtr<nsContentList> mApplets;
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nsRefPtr<nsContentList> mEmbeds;
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nsRefPtr<nsContentList> mLinks;
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nsRefPtr<nsContentList> mAnchors;
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nsRefPtr<nsContentList> mScripts;
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nsRefPtr<nsContentList> mForms;
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nsRefPtr<nsContentList> mFormControls;
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nsRefPtr<mozilla::dom::HTMLAllCollection> mAll;
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/** # of forms in the document, synchronously set */
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int32_t mNumForms;
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static uint32_t gWyciwygSessionCnt;
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static void TryHintCharset(nsIContentViewer* aContentViewer,
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int32_t& aCharsetSource,
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nsACString& aCharset);
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void TryUserForcedCharset(nsIContentViewer* aCv,
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nsIDocShell* aDocShell,
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int32_t& aCharsetSource,
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nsACString& aCharset);
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static void TryCacheCharset(nsICachingChannel* aCachingChannel,
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int32_t& aCharsetSource,
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nsACString& aCharset);
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void TryParentCharset(nsIDocShell* aDocShell,
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int32_t& charsetSource, nsACString& aCharset);
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void TryTLD(int32_t& aCharsetSource, nsACString& aCharset);
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static void TryFallback(int32_t& aCharsetSource, nsACString& aCharset);
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// Override so we can munge the charset on our wyciwyg channel as needed.
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virtual void SetDocumentCharacterSet(const nsACString& aCharSetID) override;
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// Tracks if we are currently processing any document.write calls (either
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// implicit or explicit). Note that if a write call writes out something which
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// would block the parser, then mWriteLevel will be incorrect until the parser
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// finishes processing that script.
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uint32_t mWriteLevel;
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// Load flags of the document's channel
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uint32_t mLoadFlags;
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bool mTooDeepWriteRecursion;
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bool mDisableDocWrite;
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bool mWarnedWidthHeight;
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nsCOMPtr<nsIWyciwygChannel> mWyciwygChannel;
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/* Midas implementation */
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nsresult GetMidasCommandManager(nsICommandManager** aCommandManager);
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nsCOMPtr<nsICommandManager> mMidasCommandManager;
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nsresult TurnEditingOff();
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nsresult EditingStateChanged();
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void MaybeEditingStateChanged();
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uint32_t mContentEditableCount;
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EditingState mEditingState;
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// When false, the .cookies property is completely disabled
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bool mDisableCookieAccess;
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/**
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* Temporary flag that is set in EndUpdate() to ignore
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* MaybeEditingStateChanged() script runners from a nested scope.
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*/
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bool mPendingMaybeEditingStateChanged;
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};
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#define NS_HTML_DOCUMENT_INTERFACE_TABLE_BEGIN(_class) \
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NS_DOCUMENT_INTERFACE_TABLE_BEGIN(_class) \
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NS_INTERFACE_TABLE_ENTRY(_class, nsIHTMLDocument) \
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NS_INTERFACE_TABLE_ENTRY(_class, nsIDOMHTMLDocument)
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#endif /* nsHTMLDocument_h___ */
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