mirror of
https://github.com/classilla/tenfourfox.git
synced 2024-09-10 11:54:40 +00:00
103 lines
3.1 KiB
C++
103 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
/*
|
|
* internal interface representing CSS style rules that contain other
|
|
* rules, such as @media rules
|
|
*/
|
|
|
|
#ifndef mozilla_css_GroupRule_h__
|
|
#define mozilla_css_GroupRule_h__
|
|
|
|
#include "mozilla/Attributes.h"
|
|
#include "mozilla/IncrementalClearCOMRuleArray.h"
|
|
#include "mozilla/MemoryReporting.h"
|
|
#include "mozilla/css/Rule.h"
|
|
#include "nsAutoPtr.h"
|
|
#include "nsCycleCollectionParticipant.h"
|
|
|
|
class nsPresContext;
|
|
class nsMediaQueryResultCacheKey;
|
|
|
|
namespace mozilla {
|
|
|
|
class CSSStyleSheet;
|
|
|
|
namespace css {
|
|
|
|
class GroupRuleRuleList;
|
|
|
|
// inherits from Rule so it can be shared between
|
|
// MediaRule and DocumentRule
|
|
class GroupRule : public Rule
|
|
{
|
|
protected:
|
|
GroupRule(uint32_t aLineNumber, uint32_t aColumnNumber);
|
|
GroupRule(const GroupRule& aCopy);
|
|
virtual ~GroupRule();
|
|
public:
|
|
|
|
NS_DECL_CYCLE_COLLECTION_CLASS(GroupRule)
|
|
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
|
|
|
|
// implement part of Rule
|
|
DECL_STYLE_RULE_INHERIT_NO_DOMRULE
|
|
#ifdef DEBUG
|
|
virtual void List(FILE* out = stdout, int32_t aIndent = 0) const override;
|
|
#endif
|
|
virtual void SetStyleSheet(CSSStyleSheet* aSheet) override;
|
|
|
|
public:
|
|
void AppendStyleRule(Rule* aRule);
|
|
|
|
int32_t StyleRuleCount() const { return mRules.Count(); }
|
|
Rule* GetStyleRuleAt(int32_t aIndex) const;
|
|
|
|
typedef IncrementalClearCOMRuleArray::nsCOMArrayEnumFunc RuleEnumFunc;
|
|
bool EnumerateRulesForwards(RuleEnumFunc aFunc, void * aData) const;
|
|
|
|
/*
|
|
* The next three methods should never be called unless you have first
|
|
* called WillDirty() on the parent stylesheet. After they are
|
|
* called, DidDirty() needs to be called on the sheet.
|
|
*/
|
|
nsresult DeleteStyleRuleAt(uint32_t aIndex);
|
|
nsresult InsertStyleRuleAt(uint32_t aIndex, Rule* aRule);
|
|
|
|
virtual bool UseForPresentation(nsPresContext* aPresContext,
|
|
nsMediaQueryResultCacheKey& aKey) = 0;
|
|
|
|
// non-virtual -- it is only called by subclasses
|
|
size_t SizeOfExcludingThis(mozilla::MallocSizeOf aMallocSizeOf) const;
|
|
virtual size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const override = 0;
|
|
|
|
static bool
|
|
CloneRuleInto(Rule* aRule, void* aArray)
|
|
{
|
|
RefPtr<Rule> clone = aRule->Clone();
|
|
static_cast<IncrementalClearCOMRuleArray*>(aArray)->AppendObject(clone);
|
|
return true;
|
|
}
|
|
|
|
protected:
|
|
// to help implement nsIDOMCSSRule
|
|
void AppendRulesToCssText(nsAString& aCssText);
|
|
|
|
// to implement common methods on nsIDOMCSSMediaRule and
|
|
// nsIDOMCSSMozDocumentRule
|
|
nsresult GetCssRules(nsIDOMCSSRuleList* *aRuleList);
|
|
nsresult InsertRule(const nsAString & aRule, uint32_t aIndex,
|
|
uint32_t* _retval);
|
|
nsresult DeleteRule(uint32_t aIndex);
|
|
|
|
IncrementalClearCOMRuleArray mRules;
|
|
RefPtr<GroupRuleRuleList> mRuleCollection; // lazily constructed
|
|
};
|
|
|
|
} // namespace css
|
|
} // namespace mozilla
|
|
|
|
#endif /* mozilla_css_GroupRule_h__ */
|