mirror of
https://github.com/rn10950/RetroZilla.git
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208 lines
7.8 KiB
C++
208 lines
7.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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// vim:cindent:tabstop=2:expandtab:shiftwidth=2:
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* L. David Baron <dbaron@dbaron.org>
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* Pierre Phaneuf <pp@ludusdesign.com>
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* Daniel Glazman <glazman@netscape.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsCSSStyleSheet_h_
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#define nsCSSStyleSheet_h_
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#include "nscore.h"
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#include "nsCOMPtr.h"
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#include "nsAutoPtr.h"
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#include "nsICSSStyleSheet.h"
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#include "nsIDOMCSSStyleSheet.h"
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#include "nsICSSLoaderObserver.h"
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#include "nsVoidArray.h"
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class nsIURI;
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class nsISupportsArray;
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class nsMediaList;
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// -------------------------------
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// CSS Style Sheet Inner Data Container
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//
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class nsCSSStyleSheetInner {
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public:
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nsCSSStyleSheetInner(nsICSSStyleSheet* aParentSheet);
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nsCSSStyleSheetInner(nsCSSStyleSheetInner& aCopy, nsICSSStyleSheet* aParentSheet);
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virtual ~nsCSSStyleSheetInner();
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virtual nsCSSStyleSheetInner* CloneFor(nsICSSStyleSheet* aParentSheet);
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virtual void AddSheet(nsICSSStyleSheet* aParentSheet);
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virtual void RemoveSheet(nsICSSStyleSheet* aParentSheet);
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virtual void RebuildNameSpaces();
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nsAutoVoidArray mSheets;
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nsCOMPtr<nsIURI> mSheetURI; // for error reports, etc.
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nsCOMPtr<nsIURI> mOriginalSheetURI; // for GetHref. Can be null.
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nsCOMPtr<nsIURI> mBaseURI; // for resolving relative URIs
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nsISupportsArray* mOrderedRules;
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nsAutoPtr<nsXMLNameSpaceMap> mNameSpaceMap;
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PRPackedBool mComplete;
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};
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// -------------------------------
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// CSS Style Sheet
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//
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class CSSImportsCollectionImpl;
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class CSSRuleListImpl;
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static PRBool CascadeSheetRulesInto(nsICSSStyleSheet* aSheet, void* aData);
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class nsCSSStyleSheet : public nsICSSStyleSheet_MOZILLA_1_8_BRANCH,
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public nsIDOMCSSStyleSheet,
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public nsICSSLoaderObserver
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{
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public:
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nsCSSStyleSheet();
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NS_DECL_ISUPPORTS
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// nsIStyleSheet interface
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NS_IMETHOD GetSheetURI(nsIURI** aSheetURI) const;
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NS_IMETHOD GetBaseURI(nsIURI** aBaseURI) const;
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NS_IMETHOD GetTitle(nsString& aTitle) const;
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NS_IMETHOD GetType(nsString& aType) const;
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NS_IMETHOD_(PRBool) UseForMedium(nsPresContext* aPresContext) const;
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NS_IMETHOD_(PRBool) HasRules() const;
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NS_IMETHOD GetApplicable(PRBool& aApplicable) const;
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NS_IMETHOD SetEnabled(PRBool aEnabled);
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NS_IMETHOD GetComplete(PRBool& aComplete) const;
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NS_IMETHOD SetComplete();
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NS_IMETHOD GetParentSheet(nsIStyleSheet*& aParent) const; // may be null
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NS_IMETHOD GetOwningDocument(nsIDocument*& aDocument) const; // may be null
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NS_IMETHOD SetOwningDocument(nsIDocument* aDocument);
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#ifdef DEBUG
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virtual void List(FILE* out = stdout, PRInt32 aIndent = 0) const;
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#endif
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// nsICSSStyleSheet interface
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NS_IMETHOD ContainsStyleSheet(nsIURI* aURL, PRBool& aContains,
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nsIStyleSheet** aTheChild=nsnull);
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NS_IMETHOD AppendStyleSheet(nsICSSStyleSheet* aSheet);
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NS_IMETHOD InsertStyleSheetAt(nsICSSStyleSheet* aSheet, PRInt32 aIndex);
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NS_IMETHOD PrependStyleRule(nsICSSRule* aRule);
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NS_IMETHOD AppendStyleRule(nsICSSRule* aRule);
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NS_IMETHOD ReplaceStyleRule(nsICSSRule* aOld, nsICSSRule* aNew);
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NS_IMETHOD StyleRuleCount(PRInt32& aCount) const;
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NS_IMETHOD GetStyleRuleAt(PRInt32 aIndex, nsICSSRule*& aRule) const;
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NS_IMETHOD DeleteRuleFromGroup(nsICSSGroupRule* aGroup, PRUint32 aIndex);
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NS_IMETHOD InsertRuleIntoGroup(const nsAString& aRule, nsICSSGroupRule* aGroup, PRUint32 aIndex, PRUint32* _retval);
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NS_IMETHOD ReplaceRuleInGroup(nsICSSGroupRule* aGroup, nsICSSRule* aOld, nsICSSRule* aNew);
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NS_IMETHOD StyleSheetCount(PRInt32& aCount) const;
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NS_IMETHOD GetStyleSheetAt(PRInt32 aIndex, nsICSSStyleSheet*& aSheet) const;
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NS_IMETHOD SetURIs(nsIURI* aSheetURI, nsIURI* aBaseURI);
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NS_IMETHOD SetTitle(const nsAString& aTitle);
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NS_IMETHOD SetMedia(nsMediaList* aMedia);
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NS_IMETHOD SetOwningNode(nsIDOMNode* aOwningNode);
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NS_IMETHOD SetOwnerRule(nsICSSImportRule* aOwnerRule);
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NS_IMETHOD GetOwnerRule(nsICSSImportRule** aOwnerRule);
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virtual NS_HIDDEN_(nsXMLNameSpaceMap*) GetNameSpaceMap() const;
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NS_IMETHOD Clone(nsICSSStyleSheet* aCloneParent,
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nsICSSImportRule* aCloneOwnerRule,
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nsIDocument* aCloneDocument,
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nsIDOMNode* aCloneOwningNode,
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nsICSSStyleSheet** aClone) const;
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NS_IMETHOD IsModified(PRBool* aSheetModified) const;
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NS_IMETHOD SetModified(PRBool aModified);
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NS_IMETHOD AddRuleProcessor(nsCSSRuleProcessor* aProcessor);
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NS_IMETHOD DropRuleProcessor(nsCSSRuleProcessor* aProcessor);
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// nsICSSStyleSheet_MOZILLA_1_8_BRANCH interface
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NS_IMETHOD SetURIs18(nsIURI* aSheetURI, nsIURI* aOriginalSheetURI,
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nsIURI* aBaseURI);
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// nsICSSLoaderObserver interface
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NS_IMETHOD StyleSheetLoaded(nsICSSStyleSheet*aSheet, PRBool aNotify);
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nsresult EnsureUniqueInner();
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// nsIDOMStyleSheet interface
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NS_DECL_NSIDOMSTYLESHEET
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// nsIDOMCSSStyleSheet interface
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NS_DECL_NSIDOMCSSSTYLESHEET
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private:
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nsCSSStyleSheet(const nsCSSStyleSheet& aCopy,
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nsICSSStyleSheet* aParentToUse,
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nsICSSImportRule* aOwnerRuleToUse,
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nsIDocument* aDocumentToUse,
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nsIDOMNode* aOwningNodeToUse);
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// These are not supported and are not implemented!
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nsCSSStyleSheet(const nsCSSStyleSheet& aCopy);
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nsCSSStyleSheet& operator=(const nsCSSStyleSheet& aCopy);
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protected:
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virtual ~nsCSSStyleSheet();
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void ClearRuleCascades();
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nsresult WillDirty();
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void DidDirty();
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protected:
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nsString mTitle;
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nsCOMPtr<nsMediaList> mMedia;
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nsCSSStyleSheet* mFirstChild;
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nsCSSStyleSheet* mNext;
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nsICSSStyleSheet* mParent; // weak ref
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nsICSSImportRule* mOwnerRule; // weak ref
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CSSImportsCollectionImpl* mImportsCollection;
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CSSRuleListImpl* mRuleCollection;
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nsIDocument* mDocument; // weak ref; parents maintain this for their children
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nsIDOMNode* mOwningNode; // weak ref
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PRPackedBool mDisabled;
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PRPackedBool mDirty; // has been modified
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nsCSSStyleSheetInner* mInner;
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nsAutoVoidArray* mRuleProcessors;
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friend class nsMediaList;
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friend PRBool CascadeSheetRulesInto(nsICSSStyleSheet* aSheet, void* aData);
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};
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#endif /* !defined(nsCSSStyleSheet_h_) */
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