gecko-dev/layout/style/nsLayoutStylesheetCache.h

92 строки
3.2 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#ifndef nsLayoutStylesheetCache_h__
#define nsLayoutStylesheetCache_h__
#include "nsIMemoryReporter.h"
#include "nsIObserver.h"
#include "nsAutoPtr.h"
#include "mozilla/Attributes.h"
#include "mozilla/MemoryReporting.h"
#include "mozilla/StaticPtr.h"
class nsIFile;
class nsIURI;
namespace mozilla {
class CSSStyleSheet;
namespace css {
class Loader;
}
}
class nsLayoutStylesheetCache MOZ_FINAL
: public nsIObserver
, public nsIMemoryReporter
{
NS_DECL_ISUPPORTS
NS_DECL_NSIOBSERVER
NS_DECL_NSIMEMORYREPORTER
static mozilla::CSSStyleSheet* ScrollbarsSheet();
static mozilla::CSSStyleSheet* FormsSheet();
// This function is expected to return nullptr when the dom.forms.number
// pref is disabled.
static mozilla::CSSStyleSheet* NumberControlSheet();
static mozilla::CSSStyleSheet* UserContentSheet();
static mozilla::CSSStyleSheet* UserChromeSheet();
static mozilla::CSSStyleSheet* UASheet();
static mozilla::CSSStyleSheet* HTMLSheet();
static mozilla::CSSStyleSheet* MinimalXULSheet();
static mozilla::CSSStyleSheet* XULSheet();
static mozilla::CSSStyleSheet* QuirkSheet();
static mozilla::CSSStyleSheet* FullScreenOverrideSheet();
static mozilla::CSSStyleSheet* SVGSheet();
static mozilla::CSSStyleSheet* MathMLSheet();
static mozilla::CSSStyleSheet* CounterStylesSheet();
static void Shutdown();
size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const;
private:
nsLayoutStylesheetCache();
~nsLayoutStylesheetCache();
static void EnsureGlobal();
void InitFromProfile();
void InitMemoryReporter();
static void LoadSheetURL(const char* aURL,
nsRefPtr<mozilla::CSSStyleSheet>& aSheet,
bool aEnableUnsafeRules);
static void LoadSheetFile(nsIFile* aFile,
nsRefPtr<mozilla::CSSStyleSheet>& aSheet);
static void LoadSheet(nsIURI* aURI, nsRefPtr<mozilla::CSSStyleSheet>& aSheet,
bool aEnableUnsafeRules);
static void InvalidateSheet(nsRefPtr<mozilla::CSSStyleSheet>& aSheet);
static void DependentPrefChanged(const char* aPref, void* aData);
static mozilla::StaticRefPtr<nsLayoutStylesheetCache> gStyleCache;
static mozilla::css::Loader* gCSSLoader;
nsRefPtr<mozilla::CSSStyleSheet> mCounterStylesSheet;
nsRefPtr<mozilla::CSSStyleSheet> mFormsSheet;
nsRefPtr<mozilla::CSSStyleSheet> mFullScreenOverrideSheet;
nsRefPtr<mozilla::CSSStyleSheet> mHTMLSheet;
nsRefPtr<mozilla::CSSStyleSheet> mMathMLSheet;
nsRefPtr<mozilla::CSSStyleSheet> mMinimalXULSheet;
nsRefPtr<mozilla::CSSStyleSheet> mNumberControlSheet;
nsRefPtr<mozilla::CSSStyleSheet> mQuirkSheet;
nsRefPtr<mozilla::CSSStyleSheet> mSVGSheet;
nsRefPtr<mozilla::CSSStyleSheet> mScrollbarsSheet;
nsRefPtr<mozilla::CSSStyleSheet> mUASheet;
nsRefPtr<mozilla::CSSStyleSheet> mUserChromeSheet;
nsRefPtr<mozilla::CSSStyleSheet> mUserContentSheet;
nsRefPtr<mozilla::CSSStyleSheet> mXULSheet;
};
#endif