зеркало из https://github.com/mozilla/gecko-dev.git
1516 строки
38 KiB
C++
1516 строки
38 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 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 Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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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) 1999
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Boris Zbarsky <bzbarsky@mit.edu>
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*
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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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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 NPL, 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 NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsICSSCharsetRule.h"
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#include "nsICSSImportRule.h"
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#include "nsICSSMediaRule.h"
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#include "nsICSSNameSpaceRule.h"
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#include "nsString.h"
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#include "nsIAtom.h"
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#include "nsISupportsArray.h"
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#include "nsIURL.h"
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#include "nsCSSRule.h"
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#include "nsLayoutAtoms.h"
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#include "nsICSSStyleSheet.h"
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#include "nsCOMPtr.h"
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#include "nsIStyleSet.h"
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#include "nsISizeOfHandler.h"
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#include "nsIDOMCSSStyleSheet.h"
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#include "nsIDOMCSSRule.h"
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#include "nsIDOMCSSImportRule.h"
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#include "nsIDOMCSSMediaRule.h"
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#include "nsIMediaList.h"
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#include "nsIDOMMediaList.h"
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#include "nsIDOMCSSRuleList.h"
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#include "nsIDOMStyleSheet.h"
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#include "nsIDocument.h"
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#include "nsContentUtils.h"
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#include "nsStyleConsts.h"
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#include "nsDOMError.h"
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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#define DECL_STYLE_RULE_INHERIT \
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NS_IMETHOD GetStyleSheet(nsIStyleSheet*& aSheet) const; \
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NS_IMETHOD SetStyleSheet(nsICSSStyleSheet* aSheet); \
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NS_IMETHOD SetParentRule(nsICSSGroupRule* aRule); \
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NS_IMETHOD GetStrength(PRInt32& aStrength) const; \
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NS_IMETHOD MapRuleInfoInto(nsRuleData* aRuleData);
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#define IMPL_STYLE_RULE_INHERIT(_class, super) \
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NS_IMETHODIMP _class::GetStyleSheet(nsIStyleSheet*& aSheet) const { return super::GetStyleSheet(aSheet); } \
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NS_IMETHODIMP _class::SetStyleSheet(nsICSSStyleSheet* aSheet) { return super::SetStyleSheet(aSheet); } \
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NS_IMETHODIMP _class::SetParentRule(nsICSSGroupRule* aRule) { return super::SetParentRule(aRule); } \
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NS_IMETHODIMP _class::GetStrength(PRInt32& aStrength) const { return super::GetStrength(aStrength); } \
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NS_IMETHODIMP _class::MapRuleInfoInto(nsRuleData* aRuleData) { return NS_OK; }
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#define IMPL_STYLE_RULE_INHERIT2(_class, super) \
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NS_IMETHODIMP _class::GetStyleSheet(nsIStyleSheet*& aSheet) const { return super::GetStyleSheet(aSheet); } \
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NS_IMETHODIMP _class::SetParentRule(nsICSSGroupRule* aRule) { return super::SetParentRule(aRule); } \
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NS_IMETHODIMP _class::GetStrength(PRInt32& aStrength) const { return super::GetStrength(aStrength); } \
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NS_IMETHODIMP _class::MapRuleInfoInto(nsRuleData* aRuleData) { return NS_OK; }
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// -------------------------------
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// Style Rule List for group rules
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//
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class CSSGroupRuleRuleListImpl : public nsIDOMCSSRuleList
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{
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public:
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CSSGroupRuleRuleListImpl(nsICSSGroupRule *aGroupRule);
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDOMCSSRULELIST
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void DropReference() { mGroupRule = nsnull; }
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protected:
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virtual ~CSSGroupRuleRuleListImpl(void);
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private:
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nsICSSGroupRule* mGroupRule;
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};
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CSSGroupRuleRuleListImpl::CSSGroupRuleRuleListImpl(nsICSSGroupRule *aGroupRule)
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{
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NS_INIT_REFCNT();
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// Not reference counted to avoid circular references.
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// The rule will tell us when its going away.
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mGroupRule = aGroupRule;
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}
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CSSGroupRuleRuleListImpl::~CSSGroupRuleRuleListImpl()
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{
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}
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// QueryInterface implementation for CSSGroupRuleRuleList
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NS_INTERFACE_MAP_BEGIN(CSSGroupRuleRuleListImpl)
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NS_INTERFACE_MAP_ENTRY(nsIDOMCSSRuleList)
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(CSSGroupRuleRuleList)
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NS_INTERFACE_MAP_END
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NS_IMPL_ADDREF(CSSGroupRuleRuleListImpl);
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NS_IMPL_RELEASE(CSSGroupRuleRuleListImpl);
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NS_IMETHODIMP
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CSSGroupRuleRuleListImpl::GetLength(PRUint32* aLength)
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{
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if (mGroupRule) {
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PRInt32 count;
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mGroupRule->StyleRuleCount(count);
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*aLength = (PRUint32)count;
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} else {
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*aLength = 0;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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CSSGroupRuleRuleListImpl::Item(PRUint32 aIndex, nsIDOMCSSRule** aReturn)
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{
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nsresult result = NS_OK;
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*aReturn = nsnull;
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if (mGroupRule) {
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nsCOMPtr<nsICSSRule> rule;
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result = mGroupRule->GetStyleRuleAt(aIndex, *getter_AddRefs(rule));
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if (rule) {
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result = CallQueryInterface(rule, aReturn);
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} else if (result == NS_ERROR_ILLEGAL_VALUE) {
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result = NS_OK; // per spec: "Return Value ... null if ... not a valid index."
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}
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}
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return result;
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}
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// -------------------------------------------
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// nsICSSCharsetRule
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//
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class CSSCharsetRuleImpl : public nsCSSRule,
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public nsICSSCharsetRule,
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public nsIDOMCSSRule
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{
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public:
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CSSCharsetRuleImpl(void);
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CSSCharsetRuleImpl(const CSSCharsetRuleImpl& aCopy);
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virtual ~CSSCharsetRuleImpl(void);
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NS_DECL_ISUPPORTS_INHERITED
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NS_IMETHOD Init(const nsString& aEncoding);
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DECL_STYLE_RULE_INHERIT
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// nsIStyleRule methods
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#ifdef DEBUG
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NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
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virtual void SizeOf(nsISizeOfHandler *aSizeOfHandler, PRUint32 &aSize);
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#endif
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// nsICSSRule methods
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NS_IMETHOD GetType(PRInt32& aType) const;
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NS_IMETHOD Clone(nsICSSRule*& aClone) const;
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// nsICSSCharsetRule methods
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NS_IMETHOD GetEncoding(nsString& aEncoding) const;
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// nsIDOMCSSRule interface
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NS_DECL_NSIDOMCSSRULE
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protected:
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nsString mEncoding;
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};
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CSSCharsetRuleImpl::CSSCharsetRuleImpl(void)
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: nsCSSRule(),
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mEncoding()
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{
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}
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CSSCharsetRuleImpl::CSSCharsetRuleImpl(const CSSCharsetRuleImpl& aCopy)
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: nsCSSRule(aCopy),
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mEncoding(aCopy.mEncoding)
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{
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}
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CSSCharsetRuleImpl::~CSSCharsetRuleImpl(void)
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{
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}
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NS_IMPL_ADDREF_INHERITED(CSSCharsetRuleImpl, nsCSSRule);
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NS_IMPL_RELEASE_INHERITED(CSSCharsetRuleImpl, nsCSSRule);
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// QueryInterface implementation for CSSCharsetRuleImpl
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NS_INTERFACE_MAP_BEGIN(CSSCharsetRuleImpl)
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NS_INTERFACE_MAP_ENTRY(nsICSSCharsetRule)
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NS_INTERFACE_MAP_ENTRY(nsICSSRule)
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NS_INTERFACE_MAP_ENTRY(nsIStyleRule)
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NS_INTERFACE_MAP_ENTRY(nsIDOMCSSRule)
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NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsICSSCharsetRule)
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NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(CSSCharsetRule)
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NS_INTERFACE_MAP_END
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NS_IMETHODIMP
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CSSCharsetRuleImpl::Init(const nsString& aEncoding)
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{
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mEncoding = aEncoding;
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return NS_OK;
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}
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IMPL_STYLE_RULE_INHERIT(CSSCharsetRuleImpl, nsCSSRule);
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#ifdef DEBUG
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NS_IMETHODIMP
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CSSCharsetRuleImpl::List(FILE* out, PRInt32 aIndent) const
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{
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// Indent
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for (PRInt32 indent = aIndent; --indent >= 0; ) fputs(" ", out);
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fputs("@charset \"", out);
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fputs(NS_LossyConvertUCS2toASCII(mEncoding).get(), out);
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fputs("\"\n", out);
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return NS_OK;
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}
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/******************************************************************************
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* SizeOf method:
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*
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* Self (reported as CSSCharSetRuleImpl's size):
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* 1) sizeof(*this) + the size of the mEncoding string
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*
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* Contained / Aggregated data (not reported as CSSCharsetRuleImpl's size):
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* none
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*
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* Children / siblings / parents:
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* none
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*
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******************************************************************************/
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void CSSCharsetRuleImpl::SizeOf(nsISizeOfHandler *aSizeOfHandler, PRUint32 &aSize)
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{
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NS_ASSERTION(aSizeOfHandler != nsnull, "SizeOf handler cannot be null");
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// first get the unique items collection
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UNIQUE_STYLE_ITEMS(uniqueItems);
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if(! uniqueItems->AddItem((void*)this)){
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return;
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}
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PRUint32 localSize=0;
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// create a tag for this instance
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nsCOMPtr<nsIAtom> tag;
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tag = getter_AddRefs(NS_NewAtom("CSSCharsetRuleImpl"));
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// get the size of an empty instance and add to the sizeof handler
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aSize = sizeof(*this);
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// add the string for encoding value
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mEncoding.SizeOf(aSizeOfHandler, &localSize);
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aSize += localSize;
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aSize -= sizeof(mEncoding); // counted in sizeof(*this) and nsString->SizeOf()
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aSizeOfHandler->AddSize(tag,aSize);
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}
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#endif
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NS_IMETHODIMP
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CSSCharsetRuleImpl::GetType(PRInt32& aType) const
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{
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aType = nsICSSRule::CHARSET_RULE;
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return NS_OK;
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}
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NS_IMETHODIMP
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CSSCharsetRuleImpl::Clone(nsICSSRule*& aClone) const
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{
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CSSCharsetRuleImpl* clone = new CSSCharsetRuleImpl(*this);
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if (clone) {
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return clone->QueryInterface(NS_GET_IID(nsICSSRule), (void **)&aClone);
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}
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aClone = nsnull;
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return NS_ERROR_OUT_OF_MEMORY;
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}
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NS_IMETHODIMP
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CSSCharsetRuleImpl::GetEncoding(nsString& aEncoding) const
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{
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aEncoding = mEncoding;
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return NS_OK;
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}
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NS_EXPORT nsresult
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NS_NewCSSCharsetRule(nsICSSCharsetRule** aInstancePtrResult, const nsString& aEncoding)
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{
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if (! aInstancePtrResult) {
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return NS_ERROR_NULL_POINTER;
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}
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CSSCharsetRuleImpl* it = new CSSCharsetRuleImpl();
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if (! it) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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it->Init(aEncoding);
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return it->QueryInterface(NS_GET_IID(nsICSSCharsetRule), (void **) aInstancePtrResult);
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}
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NS_IMETHODIMP
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CSSCharsetRuleImpl::GetType(PRUint16* aType)
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{
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*aType = nsIDOMCSSRule::CHARSET_RULE;
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return NS_OK;
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}
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NS_IMETHODIMP
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CSSCharsetRuleImpl::GetCssText(nsAWritableString& aCssText)
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{
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aCssText.Assign(NS_LITERAL_STRING("@charset \""));
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aCssText.Append(mEncoding);
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aCssText.Append(NS_LITERAL_STRING("\";"));
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return NS_OK;
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}
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NS_IMETHODIMP
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CSSCharsetRuleImpl::SetCssText(const nsAReadableString& aCssText)
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{
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return NS_ERROR_NOT_IMPLEMENTED;
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}
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NS_IMETHODIMP
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CSSCharsetRuleImpl::GetParentStyleSheet(nsIDOMCSSStyleSheet** aSheet)
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{
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NS_ENSURE_ARG_POINTER(aSheet);
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if (mSheet) {
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return CallQueryInterface(mSheet, aSheet);
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}
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*aSheet = nsnull;
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return NS_OK;
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}
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NS_IMETHODIMP
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CSSCharsetRuleImpl::GetParentRule(nsIDOMCSSRule** aParentRule)
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{
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if (mParentRule) {
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return CallQueryInterface(mParentRule, aParentRule);
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}
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*aParentRule = nsnull;
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return NS_OK;
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}
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// -------------------------------------------
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// nsICSSImportRule
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//
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class CSSImportRuleImpl : public nsCSSRule,
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public nsICSSImportRule,
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public nsIDOMCSSImportRule
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{
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public:
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CSSImportRuleImpl(void);
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CSSImportRuleImpl(const CSSImportRuleImpl& aCopy);
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virtual ~CSSImportRuleImpl(void);
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NS_DECL_ISUPPORTS_INHERITED
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DECL_STYLE_RULE_INHERIT
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// nsIStyleRule methods
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#ifdef DEBUG
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NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
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virtual void SizeOf(nsISizeOfHandler *aSizeOfHandler, PRUint32 &aSize);
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#endif
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// nsICSSRule methods
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NS_IMETHOD GetType(PRInt32& aType) const;
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NS_IMETHOD Clone(nsICSSRule*& aClone) const;
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// nsICSSImportRule methods
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NS_IMETHOD SetURLSpec(const nsString& aURLSpec);
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NS_IMETHOD GetURLSpec(nsString& aURLSpec) const;
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NS_IMETHOD SetMedia(const nsString& aMedia);
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NS_IMETHOD GetMedia(nsString& aMedia) const;
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NS_IMETHOD SetSheet(nsICSSStyleSheet*);
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// nsIDOMCSSRule interface
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NS_DECL_NSIDOMCSSRULE
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// nsIDOMCSSImportRule interface
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NS_DECL_NSIDOMCSSIMPORTRULE
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protected:
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nsString mURLSpec;
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nsCOMPtr<nsIMediaList> mMedia;
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nsCOMPtr<nsICSSStyleSheet> mChildSheet;
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};
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CSSImportRuleImpl::CSSImportRuleImpl(void)
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: nsCSSRule(),
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mURLSpec()
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{
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NS_NewMediaList(getter_AddRefs(mMedia));
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}
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CSSImportRuleImpl::CSSImportRuleImpl(const CSSImportRuleImpl& aCopy)
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: nsCSSRule(aCopy),
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mURLSpec(aCopy.mURLSpec)
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{
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if (aCopy.mChildSheet) {
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aCopy.mChildSheet->Clone(*getter_AddRefs(mChildSheet));
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}
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NS_NewMediaList(getter_AddRefs(mMedia));
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if (aCopy.mMedia && mMedia) {
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mMedia->AppendElement(aCopy.mMedia);
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}
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}
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CSSImportRuleImpl::~CSSImportRuleImpl(void)
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{
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}
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NS_IMPL_ADDREF_INHERITED(CSSImportRuleImpl, nsCSSRule);
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NS_IMPL_RELEASE_INHERITED(CSSImportRuleImpl, nsCSSRule);
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// QueryInterface implementation for CSSImportRuleImpl
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NS_INTERFACE_MAP_BEGIN(CSSImportRuleImpl)
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NS_INTERFACE_MAP_ENTRY(nsICSSImportRule)
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NS_INTERFACE_MAP_ENTRY(nsICSSRule)
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NS_INTERFACE_MAP_ENTRY(nsIStyleRule)
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NS_INTERFACE_MAP_ENTRY(nsIDOMCSSRule)
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NS_INTERFACE_MAP_ENTRY(nsIDOMCSSImportRule)
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NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsICSSImportRule)
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NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(CSSImportRule)
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NS_INTERFACE_MAP_END
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IMPL_STYLE_RULE_INHERIT(CSSImportRuleImpl, nsCSSRule);
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#ifdef DEBUG
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NS_IMETHODIMP
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CSSImportRuleImpl::List(FILE* out, PRInt32 aIndent) const
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{
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// Indent
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for (PRInt32 indent = aIndent; --indent >= 0; ) fputs(" ", out);
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fputs("@import \"", out);
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fputs(NS_LossyConvertUCS2toASCII(mURLSpec).get(), out);
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fputs("\" ", out);
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nsAutoString mediaText;
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mMedia->GetText(mediaText);
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fputs(NS_LossyConvertUCS2toASCII(mediaText).get(), out);
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fputs("\n", out);
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return NS_OK;
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}
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/******************************************************************************
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* SizeOf method:
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*
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* Self (reported as CSSImportRuleImpl's size):
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* 1) sizeof(*this) + the size of the mURLSpec string
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*
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* Contained / Aggregated data (not reported as CSSImportRuleImpl's size):
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* none
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*
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* Children / siblings / parents:
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* none
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*
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******************************************************************************/
|
|
void CSSImportRuleImpl::SizeOf(nsISizeOfHandler *aSizeOfHandler, PRUint32 &aSize)
|
|
{
|
|
NS_ASSERTION(aSizeOfHandler != nsnull, "SizeOf handler cannot be null");
|
|
|
|
// first get the unique items collection
|
|
UNIQUE_STYLE_ITEMS(uniqueItems);
|
|
if(! uniqueItems->AddItem((void*)this)){
|
|
return;
|
|
}
|
|
|
|
PRUint32 localSize=0;
|
|
|
|
// create a tag for this instance
|
|
nsCOMPtr<nsIAtom> tag;
|
|
tag = getter_AddRefs(NS_NewAtom("CSSImportRuleImpl"));
|
|
// get the size of an empty instance and add to the sizeof handler
|
|
aSize = sizeof(*this);
|
|
|
|
// add the strings for the URLSpec and the Media
|
|
mURLSpec.SizeOf(aSizeOfHandler, &localSize);
|
|
aSize += localSize;
|
|
aSize -= sizeof(mURLSpec); // counted in sizeof(*this) and nsString->SizeOf()
|
|
aSizeOfHandler->AddSize(tag,aSize);
|
|
|
|
}
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::GetType(PRInt32& aType) const
|
|
{
|
|
aType = nsICSSRule::IMPORT_RULE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::Clone(nsICSSRule*& aClone) const
|
|
{
|
|
CSSImportRuleImpl* clone = new CSSImportRuleImpl(*this);
|
|
if (clone) {
|
|
return clone->QueryInterface(NS_GET_IID(nsICSSRule), (void **)&aClone);
|
|
}
|
|
aClone = nsnull;
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::SetURLSpec(const nsString& aURLSpec)
|
|
{
|
|
mURLSpec = aURLSpec;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::GetURLSpec(nsString& aURLSpec) const
|
|
{
|
|
aURLSpec = mURLSpec;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::SetMedia(const nsString& aMedia)
|
|
{
|
|
if (mMedia) {
|
|
return mMedia->SetText(aMedia);
|
|
} else {
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::GetMedia(nsString& aMedia) const
|
|
{
|
|
if (mMedia) {
|
|
return mMedia->GetText(aMedia);
|
|
} else {
|
|
aMedia.Truncate();
|
|
return NS_OK;
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::SetSheet(nsICSSStyleSheet* aSheet)
|
|
{
|
|
nsresult rv;
|
|
NS_ENSURE_ARG_POINTER(aSheet);
|
|
|
|
// set the new sheet
|
|
mChildSheet = aSheet;
|
|
|
|
// set our medialist to be the same as the sheet's medialist
|
|
nsCOMPtr<nsIDOMStyleSheet> sheet(do_QueryInterface(mChildSheet, &rv));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
nsCOMPtr<nsIDOMMediaList> mediaList;
|
|
rv = sheet->GetMedia(getter_AddRefs(mediaList));
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
mMedia = do_QueryInterface(mediaList);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_EXPORT nsresult
|
|
NS_NewCSSImportRule(nsICSSImportRule** aInstancePtrResult,
|
|
const nsString& aURLSpec,
|
|
const nsString& aMedia)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aInstancePtrResult);
|
|
|
|
CSSImportRuleImpl* it = new CSSImportRuleImpl();
|
|
|
|
if (! it) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
it->SetURLSpec(aURLSpec);
|
|
it->SetMedia(aMedia);
|
|
return it->QueryInterface(NS_GET_IID(nsICSSImportRule), (void **) aInstancePtrResult);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::GetType(PRUint16* aType)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aType);
|
|
*aType = nsIDOMCSSRule::IMPORT_RULE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::GetCssText(nsAWritableString& aCssText)
|
|
{
|
|
aCssText.Assign(NS_LITERAL_STRING("@import url("));
|
|
aCssText.Append(mURLSpec);
|
|
aCssText.Append(NS_LITERAL_STRING(")"));
|
|
if (mMedia) {
|
|
nsAutoString mediaText;
|
|
mMedia->GetText(mediaText);
|
|
if (!mediaText.IsEmpty()) {
|
|
aCssText.Append(NS_LITERAL_STRING(" "));
|
|
aCssText.Append(mediaText);
|
|
}
|
|
}
|
|
aCssText.Append(NS_LITERAL_STRING(";"));
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::SetCssText(const nsAReadableString& aCssText)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::GetParentStyleSheet(nsIDOMCSSStyleSheet** aSheet)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aSheet);
|
|
if (mSheet) {
|
|
return CallQueryInterface(mSheet, aSheet);
|
|
}
|
|
*aSheet = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::GetParentRule(nsIDOMCSSRule** aParentRule)
|
|
{
|
|
if (mParentRule) {
|
|
return CallQueryInterface(mParentRule, aParentRule);
|
|
}
|
|
*aParentRule = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::GetHref(nsAWritableString & aHref)
|
|
{
|
|
aHref = mURLSpec;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::GetMedia(nsIDOMMediaList * *aMedia)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aMedia);
|
|
if (!mMedia) {
|
|
*aMedia = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|
|
return CallQueryInterface(mMedia, aMedia);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSImportRuleImpl::GetStyleSheet(nsIDOMCSSStyleSheet * *aStyleSheet)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aStyleSheet);
|
|
if (!mChildSheet) {
|
|
*aStyleSheet = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|
|
return CallQueryInterface(mChildSheet, aStyleSheet);
|
|
}
|
|
|
|
// -------------------------------------------
|
|
// nsICSSMediaRule
|
|
//
|
|
class CSSMediaRuleImpl : public nsCSSRule,
|
|
public nsICSSMediaRule,
|
|
public nsIDOMCSSMediaRule
|
|
{
|
|
public:
|
|
CSSMediaRuleImpl(void);
|
|
CSSMediaRuleImpl(const CSSMediaRuleImpl& aCopy);
|
|
virtual ~CSSMediaRuleImpl(void);
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
|
|
DECL_STYLE_RULE_INHERIT
|
|
|
|
// nsIStyleRule methods
|
|
#ifdef DEBUG
|
|
NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
|
|
|
|
virtual void SizeOf(nsISizeOfHandler *aSizeOfHandler, PRUint32 &aSize);
|
|
#endif
|
|
|
|
// nsICSSRule methods
|
|
NS_IMETHOD GetType(PRInt32& aType) const;
|
|
NS_IMETHOD Clone(nsICSSRule*& aClone) const;
|
|
|
|
// nsICSSMediaRule methods
|
|
NS_IMETHOD SetMedia(nsISupportsArray* aMedia);
|
|
NS_IMETHOD_(PRBool) UseForMedium(nsIAtom* aMedium) const;
|
|
|
|
// nsICSSGroupRule methods
|
|
NS_IMETHOD AppendStyleRule(nsICSSRule* aRule);
|
|
NS_IMETHOD StyleRuleCount(PRInt32& aCount) const;
|
|
NS_IMETHOD GetStyleRuleAt(PRInt32 aIndex, nsICSSRule*& aRule) const;
|
|
NS_IMETHOD EnumerateRulesForwards(nsISupportsArrayEnumFunc aFunc, void * aData) const;
|
|
NS_IMETHOD DeleteStyleRuleAt(PRUint32 aIndex);
|
|
NS_IMETHOD InsertStyleRulesAt(PRUint32 aIndex, nsISupportsArray* aRules);
|
|
|
|
// nsIDOMCSSRule interface
|
|
NS_DECL_NSIDOMCSSRULE
|
|
|
|
// nsIDOMCSSMediaRule interface
|
|
NS_DECL_NSIDOMCSSMEDIARULE
|
|
|
|
protected:
|
|
nsCOMPtr<nsIMediaList> mMedia;
|
|
nsCOMPtr<nsISupportsArray> mRules;
|
|
CSSGroupRuleRuleListImpl* mRuleCollection;
|
|
};
|
|
|
|
CSSMediaRuleImpl::CSSMediaRuleImpl(void)
|
|
: nsCSSRule(),
|
|
mMedia(nsnull),
|
|
mRules(nsnull),
|
|
mRuleCollection(nsnull)
|
|
{
|
|
}
|
|
|
|
static PRBool
|
|
CloneRuleInto(nsISupports* aRule, void* aArray)
|
|
{
|
|
nsICSSRule* rule = (nsICSSRule*)aRule;
|
|
nsICSSRule* clone = nsnull;
|
|
rule->Clone(clone);
|
|
if (clone) {
|
|
nsISupportsArray* array = (nsISupportsArray*)aArray;
|
|
array->AppendElement(clone);
|
|
NS_RELEASE(clone);
|
|
}
|
|
return PR_TRUE;
|
|
}
|
|
|
|
static PRBool
|
|
SetParentRuleReference(nsISupports* aRule, void* aParentRule)
|
|
{
|
|
nsICSSRule* rule = (nsICSSRule*)aRule;
|
|
nsICSSGroupRule* parentRule = (nsICSSGroupRule*)aParentRule;
|
|
rule->SetParentRule(parentRule);
|
|
return PR_TRUE;
|
|
}
|
|
|
|
CSSMediaRuleImpl::CSSMediaRuleImpl(const CSSMediaRuleImpl& aCopy)
|
|
: nsCSSRule(aCopy),
|
|
mMedia(nsnull),
|
|
mRules(nsnull),
|
|
mRuleCollection(nsnull)
|
|
{
|
|
if (aCopy.mMedia) {
|
|
NS_NewMediaList(aCopy.mMedia, aCopy.mSheet, getter_AddRefs(mMedia));
|
|
}
|
|
|
|
if (aCopy.mRules) {
|
|
NS_NewISupportsArray(getter_AddRefs(mRules));
|
|
if (mRules) {
|
|
aCopy.mRules->EnumerateForwards(CloneRuleInto, mRules);
|
|
mRules->EnumerateForwards(SetParentRuleReference, this);
|
|
}
|
|
}
|
|
}
|
|
|
|
CSSMediaRuleImpl::~CSSMediaRuleImpl(void)
|
|
{
|
|
if (mMedia) {
|
|
mMedia->DropReference();
|
|
}
|
|
if (mRules) {
|
|
mRules->EnumerateForwards(SetParentRuleReference, nsnull);
|
|
}
|
|
if (mRuleCollection) {
|
|
mRuleCollection->DropReference();
|
|
NS_RELEASE(mRuleCollection);
|
|
}
|
|
}
|
|
|
|
NS_IMPL_ADDREF_INHERITED(CSSMediaRuleImpl, nsCSSRule);
|
|
NS_IMPL_RELEASE_INHERITED(CSSMediaRuleImpl, nsCSSRule);
|
|
|
|
// QueryInterface implementation for CSSMediaRuleImpl
|
|
NS_INTERFACE_MAP_BEGIN(CSSMediaRuleImpl)
|
|
NS_INTERFACE_MAP_ENTRY(nsICSSMediaRule)
|
|
NS_INTERFACE_MAP_ENTRY(nsICSSRule)
|
|
NS_INTERFACE_MAP_ENTRY(nsIStyleRule)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMCSSRule)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMCSSMediaRule)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsICSSMediaRule)
|
|
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(CSSMediaRule)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
IMPL_STYLE_RULE_INHERIT2(CSSMediaRuleImpl, nsCSSRule);
|
|
|
|
static PRBool
|
|
SetStyleSheetReference(nsISupports* aRule, void* aSheet)
|
|
{
|
|
nsICSSRule* rule = (nsICSSRule*)aRule;
|
|
nsICSSStyleSheet* sheet = (nsICSSStyleSheet*)aSheet;
|
|
rule->SetStyleSheet(sheet);
|
|
return PR_TRUE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::SetStyleSheet(nsICSSStyleSheet* aSheet)
|
|
{
|
|
if (mRules) {
|
|
mRules->EnumerateForwards(SetStyleSheetReference, aSheet);
|
|
}
|
|
if (mMedia) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsISupportsArray> oldMedia(do_QueryInterface(mMedia, &rv));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
mMedia->DropReference();
|
|
rv = NS_NewMediaList(oldMedia, aSheet, getter_AddRefs(mMedia));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
}
|
|
|
|
return nsCSSRule::SetStyleSheet(aSheet);
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::List(FILE* out, PRInt32 aIndent) const
|
|
{
|
|
for (PRInt32 indent = aIndent; --indent >= 0; ) fputs(" ", out);
|
|
|
|
nsAutoString buffer;
|
|
|
|
fputs("@media ", out);
|
|
|
|
if (mMedia) {
|
|
PRUint32 index = 0;
|
|
PRUint32 count;
|
|
mMedia->Count(&count);
|
|
while (index < count) {
|
|
nsCOMPtr<nsIAtom> medium = dont_AddRef((nsIAtom*)mMedia->ElementAt(index++));
|
|
medium->ToString(buffer);
|
|
fputs(NS_LossyConvertUCS2toASCII(buffer).get(), out);
|
|
if (index < count) {
|
|
fputs(", ", out);
|
|
}
|
|
}
|
|
}
|
|
fputs(" {\n", out);
|
|
|
|
if (mRules) {
|
|
PRUint32 index = 0;
|
|
PRUint32 count;
|
|
mRules->Count(&count);
|
|
while (index < count) {
|
|
nsCOMPtr<nsICSSRule> rule = dont_AddRef((nsICSSRule*)mRules->ElementAt(index++));
|
|
rule->List(out, aIndent + 1);
|
|
}
|
|
}
|
|
fputs("}\n", out);
|
|
return NS_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* SizeOf method:
|
|
*
|
|
* Self (reported as CSSMediaRuleImpl's size):
|
|
* 1) sizeof(*this) + the size of each unique atom in the mMedia collection
|
|
*
|
|
* Contained / Aggregated data (not reported as CSSMediaRuleImpl's size):
|
|
* 1) Delegate to the rules in the mRules collection to report theri own size
|
|
*
|
|
* Children / siblings / parents:
|
|
* none
|
|
*
|
|
******************************************************************************/
|
|
void CSSMediaRuleImpl::SizeOf(nsISizeOfHandler *aSizeOfHandler, PRUint32 &aSize)
|
|
{
|
|
NS_ASSERTION(aSizeOfHandler != nsnull, "SizeOf handler cannot be null");
|
|
|
|
// first get the unique items collection
|
|
UNIQUE_STYLE_ITEMS(uniqueItems);
|
|
if(! uniqueItems->AddItem((void*)this)){
|
|
return;
|
|
}
|
|
|
|
PRUint32 localSize=0;
|
|
|
|
// create a tag for this instance
|
|
nsCOMPtr<nsIAtom> tag;
|
|
tag = getter_AddRefs(NS_NewAtom("CSSMediaRuleImpl"));
|
|
// get the size of an empty instance and add to the sizeof handler
|
|
aSize = sizeof(*this);
|
|
|
|
if (mMedia) {
|
|
// get the sizes of the media atoms (if unique)
|
|
PRUint32 index = 0;
|
|
PRUint32 count;
|
|
mMedia->Count(&count);
|
|
while (index < count) {
|
|
nsCOMPtr<nsIAtom> medium = dont_AddRef((nsIAtom*)mMedia->ElementAt(index++));
|
|
if(medium && uniqueItems->AddItem(medium)){
|
|
medium->SizeOf(aSizeOfHandler, &localSize);
|
|
aSize += localSize;
|
|
}
|
|
}
|
|
}
|
|
// we are done with the size we report for ourself
|
|
aSizeOfHandler->AddSize(tag,aSize);
|
|
|
|
if (mRules) {
|
|
// delegate to the rules themselves (do not sum into our size)
|
|
PRUint32 index = 0;
|
|
PRUint32 count;
|
|
mRules->Count(&count);
|
|
while (index < count) {
|
|
nsCOMPtr<nsICSSRule> rule = dont_AddRef((nsICSSRule*)mRules->ElementAt(index++));
|
|
rule->SizeOf(aSizeOfHandler, localSize);
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::GetType(PRInt32& aType) const
|
|
{
|
|
aType = nsICSSRule::MEDIA_RULE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::Clone(nsICSSRule*& aClone) const
|
|
{
|
|
CSSMediaRuleImpl* clone = new CSSMediaRuleImpl(*this);
|
|
if (clone) {
|
|
return clone->QueryInterface(NS_GET_IID(nsICSSRule), (void **)&aClone);
|
|
}
|
|
aClone = nsnull;
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
// nsICSSMediaRule methods
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::SetMedia(nsISupportsArray* aMedia)
|
|
{
|
|
return NS_NewMediaList(aMedia, mSheet, getter_AddRefs(mMedia));
|
|
}
|
|
|
|
NS_IMETHODIMP_(PRBool)
|
|
CSSMediaRuleImpl::UseForMedium(nsIAtom* aMedium) const
|
|
{
|
|
if (mMedia) {
|
|
PRBool matches = PR_FALSE;
|
|
mMedia->MatchesMedium(aMedium, &matches);
|
|
return matches;
|
|
}
|
|
return PR_TRUE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::AppendStyleRule(nsICSSRule* aRule)
|
|
{
|
|
nsresult result = NS_OK;
|
|
if (!mRules) {
|
|
result = NS_NewISupportsArray(getter_AddRefs(mRules));
|
|
}
|
|
if (NS_SUCCEEDED(result) && mRules) {
|
|
mRules->AppendElement(aRule);
|
|
aRule->SetStyleSheet(mSheet);
|
|
aRule->SetParentRule(this);
|
|
if (mSheet) {
|
|
mSheet->SetModified(PR_TRUE);
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::StyleRuleCount(PRInt32& aCount) const
|
|
{
|
|
if (mRules) {
|
|
PRUint32 count;
|
|
mRules->Count(&count);
|
|
aCount = (PRInt32)count;
|
|
}
|
|
else {
|
|
aCount = 0;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::GetStyleRuleAt(PRInt32 aIndex, nsICSSRule*& aRule) const
|
|
{
|
|
if (mRules) {
|
|
PRInt32 count = 0;
|
|
nsresult rv = StyleRuleCount(count);
|
|
NS_ENSURE_SUCCESS(rv, rv);
|
|
if (aIndex >= count) {
|
|
aRule = nsnull;
|
|
return NS_ERROR_ILLEGAL_VALUE;
|
|
}
|
|
aRule = (nsICSSRule*)mRules->ElementAt(aIndex);
|
|
return NS_OK;
|
|
}
|
|
return NS_ERROR_ILLEGAL_VALUE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::EnumerateRulesForwards(nsISupportsArrayEnumFunc aFunc, void * aData) const
|
|
{
|
|
if (mRules) {
|
|
return ((mRules->EnumerateForwards(aFunc, aData)) ? NS_OK : NS_ENUMERATOR_FALSE);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
/*
|
|
* The next two methods (DeleteStyleRuleAt and InsertStyleRulesAt)
|
|
* should never be called unless you have first called WillDirty() on
|
|
* the parents tylesheet. After they are called, DidDirty() needs to
|
|
* be called on the sheet
|
|
*/
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::DeleteStyleRuleAt(PRUint32 aIndex)
|
|
{
|
|
NS_ENSURE_TRUE(mRules, NS_ERROR_FAILURE);
|
|
|
|
nsCOMPtr<nsICSSRule> rule = dont_AddRef((nsICSSRule*)mRules->ElementAt(aIndex));
|
|
if (rule) {
|
|
rule->SetStyleSheet(nsnull);
|
|
rule->SetParentRule(nsnull);
|
|
}
|
|
return mRules->DeleteElementAt(aIndex);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::InsertStyleRulesAt(PRUint32 aIndex, nsISupportsArray* aRules)
|
|
{
|
|
NS_ENSURE_TRUE(mRules, NS_ERROR_FAILURE);
|
|
|
|
aRules->EnumerateForwards(SetStyleSheetReference, mSheet);
|
|
aRules->EnumerateForwards(SetParentRuleReference, this);
|
|
// There is no xpcom-compatible version of InsertElementsAt.... :(
|
|
if (! mRules->InsertElementsAt(aRules, aIndex)) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
|
|
nsresult
|
|
NS_NewCSSMediaRule(nsICSSMediaRule** aInstancePtrResult)
|
|
{
|
|
if (! aInstancePtrResult) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
CSSMediaRuleImpl* it = new CSSMediaRuleImpl();
|
|
|
|
if (! it) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
return it->QueryInterface(NS_GET_IID(nsICSSMediaRule), (void **) aInstancePtrResult);
|
|
}
|
|
|
|
// nsIDOMCSSRule methods
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::GetType(PRUint16* aType)
|
|
{
|
|
*aType = nsIDOMCSSRule::MEDIA_RULE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::GetCssText(nsAWritableString& aCssText)
|
|
{
|
|
PRUint32 index;
|
|
PRUint32 count;
|
|
aCssText.Assign(NS_LITERAL_STRING("@media "));
|
|
// get all the media
|
|
if (mMedia) {
|
|
mMedia->Count(&count);
|
|
for (index = 0; index < count; index++) {
|
|
nsCOMPtr<nsIAtom> medium = dont_AddRef((nsIAtom*)mMedia->ElementAt(index));
|
|
if (medium) {
|
|
nsAutoString tempString;
|
|
if (index > 0)
|
|
aCssText.Append(NS_LITERAL_STRING(", "));
|
|
medium->ToString(tempString);
|
|
aCssText.Append(tempString);
|
|
}
|
|
}
|
|
}
|
|
|
|
aCssText.Append(NS_LITERAL_STRING(" {\n"));
|
|
|
|
// get all the rules
|
|
if (mRules) {
|
|
mRules->Count(&count);
|
|
for (index = 0; index < count; index++) {
|
|
nsCOMPtr<nsIDOMCSSRule> rule;
|
|
mRules->QueryElementAt(index, NS_GET_IID(nsIDOMCSSRule), getter_AddRefs(rule));
|
|
if (rule) {
|
|
nsAutoString tempString;
|
|
rule->GetCssText(tempString);
|
|
aCssText.Append(NS_LITERAL_STRING(" "));
|
|
aCssText.Append(tempString);
|
|
aCssText.Append(NS_LITERAL_STRING("\n"));
|
|
}
|
|
}
|
|
}
|
|
|
|
aCssText.Append(NS_LITERAL_STRING("}"));
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::SetCssText(const nsAReadableString& aCssText)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::GetParentStyleSheet(nsIDOMCSSStyleSheet** aSheet)
|
|
{
|
|
if (mSheet) {
|
|
return CallQueryInterface(mSheet, aSheet);
|
|
}
|
|
*aSheet = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::GetParentRule(nsIDOMCSSRule** aParentRule)
|
|
{
|
|
if (mParentRule) {
|
|
return CallQueryInterface(mParentRule, aParentRule);
|
|
}
|
|
*aParentRule = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|
|
// nsIDOMCSSMediaRule methods
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::GetMedia(nsIDOMMediaList* *aMedia)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(aMedia);
|
|
if (!mMedia) {
|
|
*aMedia = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|
|
return CallQueryInterface(mMedia, aMedia);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::GetCssRules(nsIDOMCSSRuleList* *aRuleList)
|
|
{
|
|
if (!mRuleCollection) {
|
|
mRuleCollection = new CSSGroupRuleRuleListImpl(this);
|
|
if (!mRuleCollection) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
NS_ADDREF(mRuleCollection);
|
|
}
|
|
|
|
return CallQueryInterface(mRuleCollection, aRuleList);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::InsertRule(nsAReadableString & aRule, PRUint32 aIndex, PRUint32* _retval)
|
|
{
|
|
NS_ENSURE_TRUE(mSheet, NS_ERROR_FAILURE);
|
|
|
|
if (!mRules) {
|
|
nsresult rv = NS_NewISupportsArray(getter_AddRefs(mRules));
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
}
|
|
|
|
PRUint32 count;
|
|
mRules->Count(&count);
|
|
if (aIndex > count)
|
|
return NS_ERROR_DOM_INDEX_SIZE_ERR;
|
|
|
|
return mSheet->InsertRuleIntoGroup(aRule, this, aIndex, _retval);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSMediaRuleImpl::DeleteRule(PRUint32 aIndex)
|
|
{
|
|
NS_ENSURE_TRUE(mSheet, NS_ERROR_FAILURE);
|
|
if (!mRules) {
|
|
return NS_ERROR_DOM_INDEX_SIZE_ERR;
|
|
}
|
|
|
|
PRUint32 count;
|
|
mRules->Count(&count);
|
|
if (aIndex >= count)
|
|
return NS_ERROR_DOM_INDEX_SIZE_ERR;
|
|
|
|
return mSheet->DeleteRuleFromGroup(this, aIndex);
|
|
}
|
|
|
|
// -------------------------------------------
|
|
// nsICSSNameSpaceRule
|
|
//
|
|
class CSSNameSpaceRuleImpl : public nsCSSRule,
|
|
public nsICSSNameSpaceRule,
|
|
public nsIDOMCSSRule
|
|
{
|
|
public:
|
|
CSSNameSpaceRuleImpl(void);
|
|
CSSNameSpaceRuleImpl(const CSSNameSpaceRuleImpl& aCopy);
|
|
virtual ~CSSNameSpaceRuleImpl(void);
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
|
|
DECL_STYLE_RULE_INHERIT
|
|
|
|
// nsIStyleRule methods
|
|
#ifdef DEBUG
|
|
NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
|
|
|
|
virtual void SizeOf(nsISizeOfHandler *aSizeOfHandler, PRUint32 &aSize);
|
|
#endif
|
|
|
|
// nsICSSRule methods
|
|
NS_IMETHOD GetType(PRInt32& aType) const;
|
|
NS_IMETHOD Clone(nsICSSRule*& aClone) const;
|
|
|
|
// nsICSSNameSpaceRule methods
|
|
NS_IMETHOD GetPrefix(nsIAtom*& aPrefix) const;
|
|
NS_IMETHOD SetPrefix(nsIAtom* aPrefix);
|
|
|
|
NS_IMETHOD GetURLSpec(nsString& aURLSpec) const;
|
|
NS_IMETHOD SetURLSpec(const nsString& aURLSpec);
|
|
|
|
// nsIDOMCSSRule interface
|
|
NS_DECL_NSIDOMCSSRULE
|
|
|
|
protected:
|
|
nsIAtom* mPrefix;
|
|
nsString mURLSpec;
|
|
};
|
|
|
|
CSSNameSpaceRuleImpl::CSSNameSpaceRuleImpl(void)
|
|
: nsCSSRule(),
|
|
mPrefix(nsnull),
|
|
mURLSpec()
|
|
{
|
|
}
|
|
|
|
CSSNameSpaceRuleImpl::CSSNameSpaceRuleImpl(const CSSNameSpaceRuleImpl& aCopy)
|
|
: nsCSSRule(aCopy),
|
|
mPrefix(aCopy.mPrefix),
|
|
mURLSpec(aCopy.mURLSpec)
|
|
{
|
|
NS_IF_ADDREF(mPrefix);
|
|
}
|
|
|
|
CSSNameSpaceRuleImpl::~CSSNameSpaceRuleImpl(void)
|
|
{
|
|
NS_IF_RELEASE(mPrefix);
|
|
}
|
|
|
|
NS_IMPL_ADDREF_INHERITED(CSSNameSpaceRuleImpl, nsCSSRule);
|
|
NS_IMPL_RELEASE_INHERITED(CSSNameSpaceRuleImpl, nsCSSRule);
|
|
|
|
// QueryInterface implementation for CSSNameSpaceRuleImpl
|
|
NS_INTERFACE_MAP_BEGIN(CSSNameSpaceRuleImpl)
|
|
NS_INTERFACE_MAP_ENTRY(nsICSSNameSpaceRule)
|
|
NS_INTERFACE_MAP_ENTRY(nsICSSRule)
|
|
NS_INTERFACE_MAP_ENTRY(nsIStyleRule)
|
|
NS_INTERFACE_MAP_ENTRY(nsIDOMCSSRule)
|
|
NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsICSSNameSpaceRule)
|
|
NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(CSSNameSpaceRule)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
IMPL_STYLE_RULE_INHERIT(CSSNameSpaceRuleImpl, nsCSSRule);
|
|
|
|
#ifdef DEBUG
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::List(FILE* out, PRInt32 aIndent) const
|
|
{
|
|
for (PRInt32 indent = aIndent; --indent >= 0; ) fputs(" ", out);
|
|
|
|
nsAutoString buffer;
|
|
|
|
fputs("@namespace ", out);
|
|
|
|
if (mPrefix) {
|
|
mPrefix->ToString(buffer);
|
|
fputs(NS_LossyConvertUCS2toASCII(buffer).get(), out);
|
|
fputs(" ", out);
|
|
}
|
|
|
|
fputs("url(", out);
|
|
fputs(NS_LossyConvertUCS2toASCII(mURLSpec).get(), out);
|
|
fputs(")\n", out);
|
|
return NS_OK;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* SizeOf method:
|
|
*
|
|
* Self (reported as CSSNamespaceRuleImpl's size):
|
|
* 1) sizeof(*this) + the size of the mURLSpec string +
|
|
* the sizeof the mPrefix atom (if it ieists)
|
|
*
|
|
* Contained / Aggregated data (not reported as CSSNamespaceRuleImpl's size):
|
|
* none
|
|
*
|
|
* Children / siblings / parents:
|
|
* none
|
|
*
|
|
******************************************************************************/
|
|
void CSSNameSpaceRuleImpl::SizeOf(nsISizeOfHandler *aSizeOfHandler, PRUint32 &aSize)
|
|
{
|
|
NS_ASSERTION(aSizeOfHandler != nsnull, "SizeOf handler cannot be null");
|
|
|
|
// first get the unique items collection
|
|
UNIQUE_STYLE_ITEMS(uniqueItems);
|
|
if(! uniqueItems->AddItem((void*)this)){
|
|
return;
|
|
}
|
|
|
|
PRUint32 localSize=0;
|
|
|
|
// create a tag for this instance
|
|
nsCOMPtr<nsIAtom> tag;
|
|
tag = getter_AddRefs(NS_NewAtom("CSSNameSpaceRuleImpl"));
|
|
// get the size of an empty instance and add to the sizeof handler
|
|
aSize = sizeof(*this);
|
|
|
|
// get the member data as part of this dump
|
|
mURLSpec.SizeOf(aSizeOfHandler, &localSize);
|
|
aSize += localSize;
|
|
aSize -= sizeof(mURLSpec); // counted in sizeof(*this) and nsString->SizeOf()
|
|
|
|
if(mPrefix && uniqueItems->AddItem(mPrefix)){
|
|
mPrefix->SizeOf(aSizeOfHandler, &localSize);
|
|
aSize += localSize;
|
|
}
|
|
aSizeOfHandler->AddSize(tag, aSize);
|
|
}
|
|
#endif
|
|
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::GetType(PRInt32& aType) const
|
|
{
|
|
aType = nsICSSRule::NAMESPACE_RULE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::Clone(nsICSSRule*& aClone) const
|
|
{
|
|
CSSNameSpaceRuleImpl* clone = new CSSNameSpaceRuleImpl(*this);
|
|
if (clone) {
|
|
return clone->QueryInterface(NS_GET_IID(nsICSSRule), (void **)&aClone);
|
|
}
|
|
aClone = nsnull;
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::GetPrefix(nsIAtom*& aPrefix) const
|
|
{
|
|
aPrefix = mPrefix;
|
|
NS_IF_ADDREF(aPrefix);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::SetPrefix(nsIAtom* aPrefix)
|
|
{
|
|
NS_IF_RELEASE(mPrefix);
|
|
mPrefix = aPrefix;
|
|
NS_IF_ADDREF(mPrefix);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::GetURLSpec(nsString& aURLSpec) const
|
|
{
|
|
aURLSpec = mURLSpec;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::SetURLSpec(const nsString& aURLSpec)
|
|
{
|
|
mURLSpec = aURLSpec;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
NS_NewCSSNameSpaceRule(nsICSSNameSpaceRule** aInstancePtrResult,
|
|
nsIAtom* aPrefix, const nsString& aURLSpec)
|
|
{
|
|
if (! aInstancePtrResult) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
CSSNameSpaceRuleImpl* it = new CSSNameSpaceRuleImpl();
|
|
|
|
if (! it) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
it->SetPrefix(aPrefix);
|
|
it->SetURLSpec(aURLSpec);
|
|
return it->QueryInterface(NS_GET_IID(nsICSSNameSpaceRule), (void **) aInstancePtrResult);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::GetType(PRUint16* aType)
|
|
{
|
|
*aType = nsIDOMCSSRule::UNKNOWN_RULE;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::GetCssText(nsAWritableString& aCssText)
|
|
{
|
|
aCssText.Assign(NS_LITERAL_STRING("@namespace "));
|
|
if (mPrefix) {
|
|
nsString atomStr;
|
|
mPrefix->ToString(atomStr);
|
|
aCssText.Append(atomStr);
|
|
aCssText.Append(NS_LITERAL_STRING(" "));
|
|
}
|
|
aCssText.Append(NS_LITERAL_STRING("url("));
|
|
aCssText.Append(mURLSpec);
|
|
aCssText.Append(NS_LITERAL_STRING(");"));
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::SetCssText(const nsAReadableString& aCssText)
|
|
{
|
|
return NS_ERROR_NOT_IMPLEMENTED;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::GetParentStyleSheet(nsIDOMCSSStyleSheet** aSheet)
|
|
{
|
|
if (mSheet) {
|
|
return CallQueryInterface(mSheet, aSheet);
|
|
}
|
|
*aSheet = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSNameSpaceRuleImpl::GetParentRule(nsIDOMCSSRule** aParentRule)
|
|
{
|
|
if (mParentRule) {
|
|
return CallQueryInterface(mParentRule, aParentRule);
|
|
}
|
|
*aParentRule = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|