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Bug 660121 Remove all pref related methods from nsContentUtils r=roc

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This commit is contained in:
Masayuki Nakano 2011-05-29 08:42:57 +09:00
parent a28bd9e01f
commit 85c451e309
32 changed files with 475 additions and 477 deletions
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25
content/base/public/nsContentUtils.h
View File

@ -77,7 +77,6 @@ static fp_except_t oldmask = fpsetmask(~allmask);
#include "nsTArray.h"
#include "nsTextFragment.h"
#include "nsReadableUtils.h"
#include "nsIPrefBranch2.h"
#include "mozilla/AutoRestore.h"
#include "nsINode.h"
#include "nsHashtable.h"
@ -104,7 +103,6 @@ class imgIDecoderObserver;
class imgIRequest;
class imgILoader;
class imgICache;
class nsIPrefBranch2;
class nsIImageLoadingContent;
class nsIDOMHTMLFormElement;
class nsIDOMDocument;
@ -129,8 +127,6 @@ class nsPIDOMWindow;
class nsPIDOMEventTarget;
class nsIPresShell;
class nsIXPConnectJSObjectHolder;
class nsPrefOldCallback;
class nsPrefObserverHashKey;
#ifdef MOZ_XTF
class nsIXTFService;
#endif
@ -146,11 +142,6 @@ struct nsIntMargin;
class nsPIDOMWindow;
class nsIDocumentLoaderFactory;
#ifndef have_PrefChangedFunc_typedef
typedef int (*PR_CALLBACK PrefChangedFunc)(const char *, void *);
#define have_PrefChangedFunc_typedef
#endif
namespace mozilla {
namespace layers {
@ -561,17 +552,6 @@ public:
static void SplitExpatName(const PRUnichar *aExpatName, nsIAtom **aPrefix,
nsIAtom **aTagName, PRInt32 *aNameSpaceID);
static void RegisterPrefCallback(const char *aPref,
PrefChangedFunc aCallback,
void * aClosure);
static void UnregisterPrefCallback(const char *aPref,
PrefChangedFunc aCallback,
void * aClosure);
static void AddBoolPrefVarCache(const char* aPref, PRBool* aVariable,
PRBool aDefault = PR_FALSE);
static void AddIntPrefVarCache(const char* aPref, PRInt32* aVariable,
PRInt32 aDefault = 0);
// Get a permission-manager setting for the given uri and type.
// If the pref doesn't exist or if it isn't ALLOW_ACTION, PR_FALSE is
// returned, otherwise PR_TRUE is returned.
@ -1791,11 +1771,6 @@ private:
static nsIXTFService *sXTFService;
#endif
static nsIPrefBranch2 *sPrefBranch;
// For old compatibility of RegisterPrefCallback
static nsRefPtrHashtable<nsPrefObserverHashKey, nsPrefOldCallback>
*sPrefCallbackTable;
static bool sImgLoaderInitialized;
static void InitImgLoader();

6
content/base/src/nsCSPService.cpp
View File

@ -44,7 +44,6 @@
#include "nsIObserver.h"
#include "nsIDocument.h"
#include "nsIContent.h"
#include "nsContentUtils.h"
#include "nsCSPService.h"
#include "nsIContentSecurityPolicy.h"
#include "nsIChannelPolicy.h"
@ -55,6 +54,9 @@
#include "nsChannelProperties.h"
#include "nsIAsyncVerifyRedirectCallback.h"
#include "nsAsyncRedirectVerifyHelper.h"
#include "mozilla/Preferences.h"
using namespace mozilla;
/* Keeps track of whether or not CSP is enabled */
PRBool CSPService::sCSPEnabled = PR_TRUE;
@ -65,7 +67,7 @@ static PRLogModuleInfo* gCspPRLog;
CSPService::CSPService()
{
nsContentUtils::AddBoolPrefVarCache("security.csp.enable", &sCSPEnabled);
Preferences::AddBoolVarCache(&sCSPEnabled, "security.csp.enable");
#ifdef PR_LOGGING
if (!gCspPRLog)

56
content/base/src/nsContentSink.cpp
View File

@ -102,6 +102,9 @@
#include "nsGenericHTMLElement.h"
#include "nsHTMLDNSPrefetch.h"
#include "nsISupportsPrimitives.h"
#include "mozilla/Preferences.h"
using namespace mozilla;
PRLogModuleInfo* gContentSinkLogModuleInfo;
@ -232,11 +235,11 @@ PRBool nsContentSink::sCanInterruptParser;
void
nsContentSink::InitializeStatics()
{
nsContentUtils::AddBoolPrefVarCache("content.notify.ontimer",
&sNotifyOnTimer, PR_TRUE);
Preferences::AddBoolVarCache(&sNotifyOnTimer,
"content.notify.ontimer", PR_TRUE);
// -1 means never.
nsContentUtils::AddIntPrefVarCache("content.notify.backoffcount",
&sBackoffCount, -1);
Preferences::AddIntVarCache(&sBackoffCount,
"content.notify.backoffcount", -1);
// The gNotificationInterval has a dramatic effect on how long it
// takes to initially display content for slow connections.
// The current value provides good
@ -244,29 +247,28 @@ nsContentSink::InitializeStatics()
// in page load time. If this value is set below 1/10 of second
// it starts to impact page load performance.
// see bugzilla bug 72138 for more info.
nsContentUtils::AddIntPrefVarCache("content.notify.interval",
&sNotificationInterval,
120000);
nsContentUtils::AddIntPrefVarCache("content.sink.interactive_deflect_count",
&sInteractiveDeflectCount, 0);
nsContentUtils::AddIntPrefVarCache("content.sink.perf_deflect_count",
&sPerfDeflectCount, 200);
nsContentUtils::AddIntPrefVarCache("content.sink.pending_event_mode",
&sPendingEventMode, 1);
nsContentUtils::AddIntPrefVarCache("content.sink.event_probe_rate",
&sEventProbeRate, 1);
nsContentUtils::AddIntPrefVarCache("content.sink.interactive_parse_time",
&sInteractiveParseTime, 3000);
nsContentUtils::AddIntPrefVarCache("content.sink.perf_parse_time",
&sPerfParseTime, 360000);
nsContentUtils::AddIntPrefVarCache("content.sink.interactive_time",
&sInteractiveTime, 750000);
nsContentUtils::AddIntPrefVarCache("content.sink.initial_perf_time",
&sInitialPerfTime, 2000000);
nsContentUtils::AddIntPrefVarCache("content.sink.enable_perf_mode",
&sEnablePerfMode, 0);
nsContentUtils::AddBoolPrefVarCache("content.interrupt.parsing",
&sCanInterruptParser, PR_TRUE);
Preferences::AddIntVarCache(&sNotificationInterval,
"content.notify.interval", 120000);
Preferences::AddIntVarCache(&sInteractiveDeflectCount,
"content.sink.interactive_deflect_count", 0);
Preferences::AddIntVarCache(&sPerfDeflectCount,
"content.sink.perf_deflect_count", 200);
Preferences::AddIntVarCache(&sPendingEventMode,
"content.sink.pending_event_mode", 1);
Preferences::AddIntVarCache(&sEventProbeRate,
"content.sink.event_probe_rate", 1);
Preferences::AddIntVarCache(&sInteractiveParseTime,
"content.sink.interactive_parse_time", 3000);
Preferences::AddIntVarCache(&sPerfParseTime,
"content.sink.perf_parse_time", 360000);
Preferences::AddIntVarCache(&sInteractiveTime,
"content.sink.interactive_time", 750000);
Preferences::AddIntVarCache(&sInitialPerfTime,
"content.sink.initial_perf_time", 2000000);
Preferences::AddIntVarCache(&sEnablePerfMode,
"content.sink.enable_perf_mode", 0);
Preferences::AddBoolVarCache(&sCanInterruptParser,
"content.interrupt.parsing", PR_TRUE);
}
nsresult

240
content/base/src/nsContentUtils.cpp
View File

@ -49,9 +49,6 @@
#include "nsAString.h"
#include "nsPrintfCString.h"
#include "nsUnicharUtils.h"
#include "nsIPrefService.h"
#include "nsIPrefBranch2.h"
#include "nsIPrefLocalizedString.h"
#include "nsServiceManagerUtils.h"
#include "nsIScriptGlobalObject.h"
#include "nsIScriptContext.h"
@ -233,7 +230,6 @@ nsIIOService *nsContentUtils::sIOService;
#ifdef MOZ_XTF
nsIXTFService *nsContentUtils::sXTFService = nsnull;
#endif
nsIPrefBranch2 *nsContentUtils::sPrefBranch = nsnull;
imgILoader *nsContentUtils::sImgLoader;
imgICache *nsContentUtils::sImgCache;
nsIConsoleService *nsContentUtils::sConsoleService;
@ -267,9 +263,6 @@ PRBool nsContentUtils::sAllowXULXBL_for_file = PR_FALSE;
PRBool nsContentUtils::sInitialized = PR_FALSE;
nsRefPtrHashtable<nsPrefObserverHashKey, nsPrefOldCallback>
*nsContentUtils::sPrefCallbackTable = nsnull;
static PLDHashTable sEventListenerManagersHash;
class EventListenerManagerMapEntry : public PLDHashEntryHdr
@ -319,108 +312,6 @@ class nsSameOriginChecker : public nsIChannelEventSink,
NS_DECL_NSIINTERFACEREQUESTOR
};
class nsPrefObserverHashKey : public PLDHashEntryHdr {
public:
typedef nsPrefObserverHashKey* KeyType;
typedef const nsPrefObserverHashKey* KeyTypePointer;
static const nsPrefObserverHashKey* KeyToPointer(nsPrefObserverHashKey *aKey)
{
return aKey;
}
static PLDHashNumber HashKey(const nsPrefObserverHashKey *aKey)
{
PRUint32 strHash = nsCRT::HashCode(aKey->mPref.BeginReading(),
aKey->mPref.Length());
return PR_ROTATE_LEFT32(strHash, 4) ^
NS_PTR_TO_UINT32(aKey->mCallback);
}
nsPrefObserverHashKey(const char *aPref, PrefChangedFunc aCallback) :
mPref(aPref), mCallback(aCallback) { }
nsPrefObserverHashKey(const nsPrefObserverHashKey *aOther) :
mPref(aOther->mPref), mCallback(aOther->mCallback)
{ }
PRBool KeyEquals(const nsPrefObserverHashKey *aOther) const
{
return mCallback == aOther->mCallback &&
mPref.Equals(aOther->mPref);
}
nsPrefObserverHashKey *GetKey() const
{
return const_cast<nsPrefObserverHashKey*>(this);
}
enum { ALLOW_MEMMOVE = PR_TRUE };
public:
nsCString mPref;
PrefChangedFunc mCallback;
};
// For nsContentUtils::RegisterPrefCallback/UnregisterPrefCallback
class nsPrefOldCallback : public nsIObserver,
public nsPrefObserverHashKey
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIOBSERVER
public:
nsPrefOldCallback(const char *aPref, PrefChangedFunc aCallback)
: nsPrefObserverHashKey(aPref, aCallback) { }
~nsPrefOldCallback() {
Preferences::RemoveObserver(this, mPref.get());
}
void AppendClosure(void *aClosure) {
mClosures.AppendElement(aClosure);
}
void RemoveClosure(void *aClosure) {
mClosures.RemoveElement(aClosure);
}
PRBool HasNoClosures() {
return mClosures.Length() == 0;
}
public:
nsTArray<void *> mClosures;
};
NS_IMPL_ISUPPORTS1(nsPrefOldCallback, nsIObserver)
NS_IMETHODIMP
nsPrefOldCallback::Observe(nsISupports *aSubject,
const char *aTopic,
const PRUnichar *aData)
{
NS_ASSERTION(!strcmp(aTopic, NS_PREFBRANCH_PREFCHANGE_TOPIC_ID),
"invalid topic");
NS_LossyConvertUTF16toASCII data(aData);
for (PRUint32 i = 0; i < mClosures.Length(); i++) {
mCallback(data.get(), mClosures.ElementAt(i));
}
return NS_OK;
}
struct PrefCacheData {
void* cacheLocation;
union {
PRBool defaultValueBool;
PRInt32 defaultValueInt;
};
};
nsTArray<nsAutoPtr<PrefCacheData> >* sPrefCacheData = nsnull;
// static
nsresult
nsContentUtils::Init()
@ -431,11 +322,6 @@ nsContentUtils::Init()
return NS_OK;
}
sPrefCacheData = new nsTArray<nsAutoPtr<PrefCacheData> >();
// It's ok to not have a pref service.
CallGetService(NS_PREFSERVICE_CONTRACTID, &sPrefBranch);
nsresult rv = NS_GetNameSpaceManager(&sNameSpaceManager);
NS_ENSURE_SUCCESS(rv, rv);
@ -493,8 +379,8 @@ nsContentUtils::Init()
sBlockedScriptRunners = new nsCOMArray<nsIRunnable>;
NS_ENSURE_TRUE(sBlockedScriptRunners, NS_ERROR_OUT_OF_MEMORY);
nsContentUtils::AddBoolPrefVarCache("dom.allow_XUL_XBL_for_file",
&sAllowXULXBL_for_file);
Preferences::AddBoolVarCache(&sAllowXULXBL_for_file,
"dom.allow_XUL_XBL_for_file");
sInitialized = PR_TRUE;
@ -1123,9 +1009,10 @@ nsContentUtils::OfflineAppAllowed(nsIURI *aURI)
}
PRBool allowed;
nsresult rv = updateService->OfflineAppAllowedForURI(aURI,
sPrefBranch,
&allowed);
nsresult rv =
updateService->OfflineAppAllowedForURI(aURI,
Preferences::GetRootBranch(),
&allowed);
return NS_SUCCEEDED(rv) && allowed;
}
@ -1141,7 +1028,7 @@ nsContentUtils::OfflineAppAllowed(nsIPrincipal *aPrincipal)
PRBool allowed;
nsresult rv = updateService->OfflineAppAllowed(aPrincipal,
sPrefBranch,
Preferences::GetRootBranch(),
&allowed);
return NS_SUCCEEDED(rv) && allowed;
}
@ -1161,15 +1048,6 @@ nsContentUtils::Shutdown()
for (i = 0; i < PropertiesFile_COUNT; ++i)
NS_IF_RELEASE(sStringBundles[i]);
// Clean up c-style's observer
if (sPrefCallbackTable) {
delete sPrefCallbackTable;
sPrefCallbackTable = nsnull;
}
delete sPrefCacheData;
sPrefCacheData = nsnull;
NS_IF_RELEASE(sStringBundleService);
NS_IF_RELEASE(sConsoleService);
NS_IF_RELEASE(sDOMScriptObjectFactory);
@ -1187,7 +1065,6 @@ nsContentUtils::Shutdown()
#endif
NS_IF_RELEASE(sImgLoader);
NS_IF_RELEASE(sImgCache);
NS_IF_RELEASE(sPrefBranch);
#ifdef IBMBIDI
NS_IF_RELEASE(sBidiKeyboard);
#endif
@ -2580,109 +2457,6 @@ nsContentUtils::IsDraggableLink(const nsIContent* aContent) {
return aContent->IsLink(getter_AddRefs(absURI));
}
// RegisterPrefCallback/UnregisterPrefCallback are for backward compatiblity
// with c-style observers.
// static
void
nsContentUtils::RegisterPrefCallback(const char *aPref,
PrefChangedFunc aCallback,
void * aClosure)
{
if (sPrefBranch) {
if (!sPrefCallbackTable) {
sPrefCallbackTable =
new nsRefPtrHashtable<nsPrefObserverHashKey, nsPrefOldCallback>();
sPrefCallbackTable->Init();
}
nsPrefObserverHashKey hashKey(aPref, aCallback);
nsRefPtr<nsPrefOldCallback> callback;
sPrefCallbackTable->Get(&hashKey, getter_AddRefs(callback));
if (callback) {
callback->AppendClosure(aClosure);
return;
}
callback = new nsPrefOldCallback(aPref, aCallback);
callback->AppendClosure(aClosure);
if (NS_SUCCEEDED(sPrefBranch->AddObserver(aPref, callback, PR_FALSE))) {
sPrefCallbackTable->Put(callback, callback);
}
}
}
// static
void
nsContentUtils::UnregisterPrefCallback(const char *aPref,
PrefChangedFunc aCallback,
void * aClosure)
{
if (sPrefBranch) {
if (!sPrefCallbackTable) {
return;
}
nsPrefObserverHashKey hashKey(aPref, aCallback);
nsRefPtr<nsPrefOldCallback> callback;
sPrefCallbackTable->Get(&hashKey, getter_AddRefs(callback));
if (callback) {
callback->RemoveClosure(aClosure);
if (callback->HasNoClosures()) {
// Delete the callback since its list of closures is empty.
sPrefCallbackTable->Remove(callback);
}
}
}
}
static int
BoolVarChanged(const char *aPref, void *aClosure)
{
PrefCacheData* cache = static_cast<PrefCacheData*>(aClosure);
*((PRBool*)cache->cacheLocation) =
Preferences::GetBool(aPref, cache->defaultValueBool);
return 0;
}
void
nsContentUtils::AddBoolPrefVarCache(const char *aPref,
PRBool* aCache,
PRBool aDefault)
{
*aCache = Preferences::GetBool(aPref, aDefault);
PrefCacheData* data = new PrefCacheData;
data->cacheLocation = aCache;
data->defaultValueBool = aDefault;
sPrefCacheData->AppendElement(data);
RegisterPrefCallback(aPref, BoolVarChanged, data);
}
static int
IntVarChanged(const char *aPref, void *aClosure)
{
PrefCacheData* cache = static_cast<PrefCacheData*>(aClosure);
*((PRInt32*)cache->cacheLocation) =
Preferences::GetInt(aPref, cache->defaultValueInt);
return 0;
}
void
nsContentUtils::AddIntPrefVarCache(const char *aPref,
PRInt32* aCache,
PRInt32 aDefault)
{
*aCache = Preferences::GetInt(aPref, aDefault);
PrefCacheData* data = new PrefCacheData;
data->cacheLocation = aCache;
data->defaultValueInt = aDefault;
sPrefCacheData->AppendElement(data);
RegisterPrefCallback(aPref, IntVarChanged, data);
}
PRBool
nsContentUtils::IsSitePermAllow(nsIURI* aURI, const char* aType)
{

9
content/base/src/nsCrossSiteListenerProxy.cpp
View File

@ -60,6 +60,9 @@
#include "nsClassHashtable.h"
#include "nsHashKeys.h"
#include "nsStreamUtils.h"
#include "mozilla/Preferences.h"
using namespace mozilla;
#define PREFLIGHT_CACHE_SIZE 100
@ -369,8 +372,10 @@ NS_IMPL_ISUPPORTS5(nsCORSListenerProxy, nsIStreamListener,
void
nsCORSListenerProxy::Startup()
{
nsContentUtils::AddBoolPrefVarCache("content.cors.disable", &gDisableCORS);
nsContentUtils::AddBoolPrefVarCache("content.cors.no_private_data", &gDisableCORSPrivateData);
Preferences::AddBoolVarCache(&gDisableCORS,
"content.cors.disable");
Preferences::AddBoolVarCache(&gDisableCORSPrivateData,
"content.cors.no_private_data");
}
/* static */

5
content/html/content/src/nsHTMLDNSPrefetch.cpp
View File

@ -54,7 +54,6 @@
#include "nsIDNSRecord.h"
#include "nsIDNSService.h"
#include "nsICancelable.h"
#include "nsContentUtils.h"
#include "nsGkAtoms.h"
#include "nsIDocument.h"
#include "nsThreadUtils.h"
@ -97,8 +96,8 @@ nsHTMLDNSPrefetch::Initialize()
sPrefetches->Activate();
nsContentUtils::AddBoolPrefVarCache("network.dns.disablePrefetchFromHTTPS",
&sDisablePrefetchHTTPSPref);
Preferences::AddBoolVarCache(&sDisablePrefetchHTTPSPref,
"network.dns.disablePrefetchFromHTTPS");
// Default is false, so we need an explicit call to prime the cache.
sDisablePrefetchHTTPSPref =

5
content/html/document/src/nsHTMLDocument.cpp
View File

@ -599,9 +599,8 @@ nsHTMLDocument::StartAutodetection(nsIDocShell *aDocShell, nsACString& aCharset,
gPlugDetector = PR_TRUE;
}
nsContentUtils::RegisterPrefCallback("intl.charset.detector",
MyPrefChangedCallback,
nsnull);
Preferences::RegisterCallback(MyPrefChangedCallback,
"intl.charset.detector");
gInitDetector = PR_TRUE;
}

9
content/media/nsAudioStream.cpp
View File

@ -52,7 +52,6 @@ using namespace mozilla::dom;
#include "nsAudioStream.h"
#include "nsAlgorithm.h"
#include "VideoUtils.h"
#include "nsContentUtils.h"
#include "mozilla/Mutex.h"
extern "C" {
#include "sydneyaudio/sydney_audio.h"
@ -347,16 +346,12 @@ void nsAudioStream::InitLibrary()
#endif
gVolumeScaleLock = new mozilla::Mutex("nsAudioStream::gVolumeScaleLock");
VolumeScaleChanged(nsnull, nsnull);
nsContentUtils::RegisterPrefCallback("media.volume_scale",
VolumeScaleChanged,
nsnull);
Preferences::RegisterCallback(VolumeScaleChanged, "media.volume_scale");
}
void nsAudioStream::ShutdownLibrary()
{
nsContentUtils::UnregisterPrefCallback("media.volume_scale",
VolumeScaleChanged,
nsnull);
Preferences::UnregisterCallback(VolumeScaleChanged, "media.volume_scale");
delete gVolumeScaleLock;
gVolumeScaleLock = nsnull;
}

8
content/xbl/src/nsXBLService.cpp
View File

@ -90,6 +90,9 @@
#endif
#include "nsIDOMLoadListener.h"
#include "nsIDOMEventGroup.h"
#include "mozilla/Preferences.h"
using namespace mozilla;
#define NS_MAX_XBL_BINDING_RECURSION 20
@ -511,9 +514,8 @@ nsXBLService::nsXBLService(void)
if (gRefCnt == 1) {
gClassTable = new nsHashtable();
}
nsContentUtils::AddBoolPrefVarCache("layout.debug.enable_data_xbl",
&gAllowDataURIs);
Preferences::AddBoolVarCache(&gAllowDataURIs, "layout.debug.enable_data_xbl");
}
nsXBLService::~nsXBLService(void)

12
content/xul/document/src/nsXULDocument.cpp
View File

@ -128,7 +128,9 @@
#include "nsCCUncollectableMarker.h"
#include "nsURILoader.h"
#include "mozilla/dom/Element.h"
#include "mozilla/Preferences.h"
using namespace mozilla;
using namespace mozilla::dom;
//----------------------------------------------------------------------
@ -278,9 +280,8 @@ nsXULDocument::~nsXULDocument()
delete mTemplateBuilderTable;
nsContentUtils::UnregisterPrefCallback("intl.uidirection.",
nsXULDocument::DirectionChanged,
this);
Preferences::UnregisterCallback(nsXULDocument::DirectionChanged,
"intl.uidirection.", this);
if (--gRefCnt == 0) {
NS_IF_RELEASE(gRDFService);
@ -1984,9 +1985,8 @@ nsXULDocument::Init()
}
}
nsContentUtils::RegisterPrefCallback("intl.uidirection.",
nsXULDocument::DirectionChanged,
this);
Preferences::RegisterCallback(nsXULDocument::DirectionChanged,
"intl.uidirection.", this);
#ifdef PR_LOGGING
if (! gXULLog)

16
content/xul/document/src/nsXULPrototypeCache.cpp
View File

@ -42,7 +42,6 @@
#include "nsXULPrototypeCache.h"
#include "nsContentUtils.h"
#include "plstr.h"
#include "nsXULPrototypeDocument.h"
#include "nsCSSStyleSheet.h"
@ -137,9 +136,8 @@ NS_NewXULPrototypeCache(nsISupports* aOuter, REFNSIID aIID, void** aResult)
// XXX Ignore return values.
gDisableXULCache =
Preferences::GetBool(kDisableXULCachePref, gDisableXULCache);
nsContentUtils::RegisterPrefCallback(kDisableXULCachePref,
DisableXULCacheChangedCallback,
nsnull);
Preferences::RegisterCallback(DisableXULCacheChangedCallback,
kDisableXULCachePref);
nsresult rv = result->QueryInterface(aIID, aResult);
@ -732,12 +730,10 @@ nsXULPrototypeCache::StartFastLoad(nsIURI* aURI)
gChecksumXULFastLoadFile =
Preferences::GetBool(kChecksumXULFastLoadFilePref,
gChecksumXULFastLoadFile);
nsContentUtils::RegisterPrefCallback(kDisableXULFastLoadPref,
FastLoadPrefChangedCallback,
nsnull);
nsContentUtils::RegisterPrefCallback(kChecksumXULFastLoadFilePref,
FastLoadPrefChangedCallback,
nsnull);
Preferences::RegisterCallback(FastLoadPrefChangedCallback,
kDisableXULFastLoadPref);
Preferences::RegisterCallback(FastLoadPrefChangedCallback,
kChecksumXULFastLoadFilePref);
if (gDisableXULFastLoad)
return NS_ERROR_NOT_AVAILABLE;

16
dom/base/nsGlobalWindow.cpp
View File

@ -907,15 +907,15 @@ nsGlobalWindow::nsGlobalWindow(nsGlobalWindow *aOuterWindow)
if (gRefCnt == 1) {
#if !(defined(NS_DEBUG) || defined(MOZ_ENABLE_JS_DUMP))
nsContentUtils::AddBoolPrefVarCache("browser.dom.window.dump.enabled",
&gDOMWindowDumpEnabled);
Preferences::AddBoolVarCache(&gDOMWindowDumpEnabled,
"browser.dom.window.dump.enabled");
#endif
nsContentUtils::AddIntPrefVarCache("dom.min_timeout_value",
&gMinTimeoutValue,
DEFAULT_MIN_TIMEOUT_VALUE);
nsContentUtils::AddIntPrefVarCache("dom.min_background_timeout_value",
&gMinBackgroundTimeoutValue,
DEFAULT_MIN_BACKGROUND_TIMEOUT_VALUE);
Preferences::AddIntVarCache(&gMinTimeoutValue,
"dom.min_timeout_value",
DEFAULT_MIN_TIMEOUT_VALUE);
Preferences::AddIntVarCache(&gMinBackgroundTimeoutValue,
"dom.min_background_timeout_value",
DEFAULT_MIN_BACKGROUND_TIMEOUT_VALUE);
}
if (gDumpFile == nsnull) {

40
dom/base/nsJSEnvironment.cpp
View File

@ -1035,9 +1035,8 @@ nsJSContext::nsJSContext(JSRuntime *aRuntime)
::JS_SetOptions(mContext, mDefaultJSOptions);
// Watch for the JS boolean options
nsContentUtils::RegisterPrefCallback(js_options_dot_str,
JSOptionChangedCallback,
this);
Preferences::RegisterCallback(JSOptionChangedCallback,
js_options_dot_str, this);
::JS_SetOperationCallback(mContext, DOMOperationCallback);
@ -1089,9 +1088,8 @@ nsJSContext::DestroyJSContext()
::JS_SetContextPrivate(mContext, nsnull);
// Unregister our "javascript.options.*" pref-changed callback.
nsContentUtils::UnregisterPrefCallback(js_options_dot_str,
JSOptionChangedCallback,
this);
Preferences::UnregisterCallback(JSOptionChangedCallback,
js_options_dot_str, this);
PRBool do_gc = mGCOnDestruction && !sGCTimer;
@ -3763,38 +3761,32 @@ nsJSRuntime::Init()
JS_SetStructuredCloneCallbacks(sRuntime, &cloneCallbacks);
// Set these global xpconnect options...
nsContentUtils::RegisterPrefCallback("dom.max_script_run_time",
MaxScriptRunTimePrefChangedCallback,
nsnull);
Preferences::RegisterCallback(MaxScriptRunTimePrefChangedCallback,
"dom.max_script_run_time");
MaxScriptRunTimePrefChangedCallback("dom.max_script_run_time", nsnull);
nsContentUtils::RegisterPrefCallback("dom.max_chrome_script_run_time",
MaxScriptRunTimePrefChangedCallback,
nsnull);
Preferences::RegisterCallback(MaxScriptRunTimePrefChangedCallback,
"dom.max_chrome_script_run_time");
MaxScriptRunTimePrefChangedCallback("dom.max_chrome_script_run_time",
nsnull);
nsContentUtils::RegisterPrefCallback("dom.report_all_js_exceptions",
ReportAllJSExceptionsPrefChangedCallback,
nsnull);
Preferences::RegisterCallback(ReportAllJSExceptionsPrefChangedCallback,
"dom.report_all_js_exceptions");
ReportAllJSExceptionsPrefChangedCallback("dom.report_all_js_exceptions",
nsnull);
nsContentUtils::RegisterPrefCallback("javascript.options.mem.high_water_mark",
SetMemoryHighWaterMarkPrefChangedCallback,
nsnull);
Preferences::RegisterCallback(SetMemoryHighWaterMarkPrefChangedCallback,
"javascript.options.mem.high_water_mark");
SetMemoryHighWaterMarkPrefChangedCallback("javascript.options.mem.high_water_mark",
nsnull);
nsContentUtils::RegisterPrefCallback("javascript.options.mem.max",
SetMemoryMaxPrefChangedCallback,
nsnull);
Preferences::RegisterCallback(SetMemoryMaxPrefChangedCallback,
"javascript.options.mem.max");
SetMemoryMaxPrefChangedCallback("javascript.options.mem.max",
nsnull);
nsContentUtils::RegisterPrefCallback("javascript.options.mem.gc_per_compartment",
SetMemoryGCModePrefChangedCallback,
nsnull);
Preferences::RegisterCallback(SetMemoryGCModePrefChangedCallback,
"javascript.options.mem.gc_per_compartment");
SetMemoryGCModePrefChangedCallback("javascript.options.mem.gc_per_compartment",
nsnull);

7
dom/indexedDB/IDBFactory.cpp
View File

@ -67,6 +67,9 @@
#include "IndexedDatabaseManager.h"
#include "LazyIdleThread.h"
#include "nsIObserverService.h"
#include "mozilla/Preferences.h"
using namespace mozilla;
#define PREF_INDEXEDDB_QUOTA "dom.indexedDB.warningQuota"
@ -536,8 +539,8 @@ IDBFactory::Create(nsPIDOMWindow* aWindow)
return nsnull;
}
nsContentUtils::AddIntPrefVarCache(PREF_INDEXEDDB_QUOTA, &gIndexedDBQuota,
DEFAULT_QUOTA);
Preferences::AddIntVarCache(&gIndexedDBQuota, PREF_INDEXEDDB_QUOTA,
DEFAULT_QUOTA);
}
nsRefPtr<IDBFactory> factory = new IDBFactory();

5
dom/plugins/ipc/PluginModuleParent.cpp
View File

@ -59,7 +59,6 @@
#include "PluginIdentifierParent.h"
#include "nsAutoPtr.h"
#include "nsContentUtils.h"
#include "nsCRT.h"
#ifdef MOZ_CRASHREPORTER
#include "nsExceptionHandler.h"
@ -127,7 +126,7 @@ PluginModuleParent::PluginModuleParent(const char* aFilePath)
NS_ERROR("Out of memory");
}
nsContentUtils::RegisterPrefCallback(kTimeoutPref, TimeoutChanged, this);
Preferences::RegisterCallback(TimeoutChanged, kTimeoutPref, this);
}
PluginModuleParent::~PluginModuleParent()
@ -152,7 +151,7 @@ PluginModuleParent::~PluginModuleParent()
mSubprocess = nsnull;
}
nsContentUtils::UnregisterPrefCallback(kTimeoutPref, TimeoutChanged, this);
Preferences::UnregisterCallback(TimeoutChanged, kTimeoutPref, this);
}
#ifdef MOZ_CRASHREPORTER

9
dom/src/geolocation/nsGeolocation.cpp
View File

@ -518,16 +518,13 @@ nsresult nsGeolocationService::Init()
{
mTimeout = Preferences::GetInt("geo.timeout", 6000);
nsContentUtils::RegisterPrefCallback("geo.ignore.location_filter",
GeoIgnoreLocationFilterChangedCallback,
nsnull);
Preferences::RegisterCallback(GeoIgnoreLocationFilterChangedCallback,
"geo.ignore.location_filter");
GeoIgnoreLocationFilterChangedCallback("geo.ignore.location_filter", nsnull);
nsContentUtils::RegisterPrefCallback("geo.enabled",
GeoEnabledChangedCallback,
nsnull);
Preferences::RegisterCallback(GeoEnabledChangedCallback, "geo.enabled");
GeoEnabledChangedCallback("geo.enabled", nsnull);

6
dom/src/threads/nsDOMThreadService.cpp
View File

@ -1567,8 +1567,7 @@ nsDOMThreadService::RegisterPrefCallbacks()
{
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
for (PRUint32 index = 0; index < NS_ARRAY_LENGTH(sPrefsToWatch); index++) {
nsContentUtils::RegisterPrefCallback(sPrefsToWatch[index], PrefCallback,
nsnull);
Preferences::RegisterCallback(PrefCallback, sPrefsToWatch[index]);
PrefCallback(sPrefsToWatch[index], nsnull);
}
}
@ -1578,8 +1577,7 @@ nsDOMThreadService::UnregisterPrefCallbacks()
{
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
for (PRUint32 index = 0; index < NS_ARRAY_LENGTH(sPrefsToWatch); index++) {
nsContentUtils::UnregisterPrefCallback(sPrefsToWatch[index], PrefCallback,
nsnull);
Preferences::UnregisterCallback(PrefCallback, sPrefsToWatch[index]);
}
}

10
editor/libeditor/text/nsPlaintextEditor.cpp
View File

@ -196,13 +196,11 @@ nsPlaintextEditor::GetDefaultEditorPrefs(PRInt32 &aNewlineHandling,
PRInt32 &aCaretStyle)
{
if (sNewlineHandlingPref == -1) {
nsContentUtils::RegisterPrefCallback("editor.singleLine.pasteNewlines",
EditorPrefsChangedCallback,
nsnull);
Preferences::RegisterCallback(EditorPrefsChangedCallback,
"editor.singleLine.pasteNewlines");
EditorPrefsChangedCallback("editor.singleLine.pasteNewlines", nsnull);
nsContentUtils::RegisterPrefCallback("layout.selection.caret_style",
EditorPrefsChangedCallback,
nsnull);
Preferences::RegisterCallback(EditorPrefsChangedCallback,
"layout.selection.caret_style");
EditorPrefsChangedCallback("layout.selection.caret_style", nsnull);
}

2
gfx/layers/d3d9/LayerManagerD3D9.cpp
View File

@ -80,7 +80,7 @@ LayerManagerD3D9::Initialize()
/* XXX: this preference and blacklist code should move out of the layer manager */
PRBool forceAccelerate = PR_FALSE;
if (prefs) {
// we should use AddBoolPrefVarCache
// we should use Preferences::AddBoolVarCache
prefs->GetBoolPref("layers.acceleration.force-enabled",
&forceAccelerate);
}

140
layout/base/nsPresContext.cpp
View File

@ -289,42 +289,44 @@ nsPresContext::~nsPresContext()
}
// Unregister preference callbacks
nsContentUtils::UnregisterPrefCallback("font.",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::UnregisterPrefCallback("browser.display.",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::UnregisterPrefCallback("browser.underline_anchors",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::UnregisterPrefCallback("browser.anchor_color",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::UnregisterPrefCallback("browser.active_color",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::UnregisterPrefCallback("browser.visited_color",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::UnregisterPrefCallback("image.animation_mode",
nsPresContext::PrefChangedCallback,
this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"font.",
this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"browser.display.",
this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"browser.underline_anchors",
this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"browser.anchor_color",
this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"browser.active_color",
this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"browser.visited_color",
this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"image.animation_mode",
this);
#ifdef IBMBIDI
nsContentUtils::UnregisterPrefCallback("bidi.", PrefChangedCallback, this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"bidi.",
this);
#endif // IBMBIDI
nsContentUtils::UnregisterPrefCallback("dom.send_after_paint_to_content",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::UnregisterPrefCallback("gfx.font_rendering.",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::UnregisterPrefCallback("layout.css.dpi",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::UnregisterPrefCallback("layout.css.devPixelsPerPx",
nsPresContext::PrefChangedCallback,
this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"dom.send_after_paint_to_content",
this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"gfx.font_rendering.",
this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"layout.css.dpi",
this);
Preferences::UnregisterCallback(nsPresContext::PrefChangedCallback,
"layout.css.devPixelsPerPx",
this);
NS_IF_RELEASE(mDeviceContext);
NS_IF_RELEASE(mLookAndFeel);
@ -955,42 +957,44 @@ nsPresContext::Init(nsDeviceContext* aDeviceContext)
mLangService = do_GetService(NS_LANGUAGEATOMSERVICE_CONTRACTID);
// Register callbacks so we're notified when the preferences change
nsContentUtils::RegisterPrefCallback("font.",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::RegisterPrefCallback("browser.display.",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::RegisterPrefCallback("browser.underline_anchors",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::RegisterPrefCallback("browser.anchor_color",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::RegisterPrefCallback("browser.active_color",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::RegisterPrefCallback("browser.visited_color",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::RegisterPrefCallback("image.animation_mode",
nsPresContext::PrefChangedCallback,
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"font.",
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"browser.display.",
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"browser.underline_anchors",
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"browser.anchor_color",
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"browser.active_color",
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"browser.visited_color",
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"image.animation_mode",
this);
#ifdef IBMBIDI
nsContentUtils::RegisterPrefCallback("bidi.", PrefChangedCallback,
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"bidi.",
this);
#endif
nsContentUtils::RegisterPrefCallback("dom.send_after_paint_to_content",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::RegisterPrefCallback("gfx.font_rendering.", PrefChangedCallback,
this);
nsContentUtils::RegisterPrefCallback("layout.css.dpi",
nsPresContext::PrefChangedCallback,
this);
nsContentUtils::RegisterPrefCallback("layout.css.devPixelsPerPx",
nsPresContext::PrefChangedCallback,
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"dom.send_after_paint_to_content",
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"gfx.font_rendering.",
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"layout.css.dpi",
this);
Preferences::RegisterCallback(nsPresContext::PrefChangedCallback,
"layout.css.devPixelsPerPx",
this);
rv = mEventManager->Init();
NS_ENSURE_SUCCESS(rv, rv);

4
layout/base/nsPresShell.cpp
View File

@ -1720,8 +1720,8 @@ PresShell::PresShell()
if (!registeredReporter) {
NS_RegisterMemoryReporter(new NS_MEMORY_REPORTER_NAME(LayoutPresShell));
NS_RegisterMemoryReporter(new NS_MEMORY_REPORTER_NAME(LayoutBidi));
nsContentUtils::AddBoolPrefVarCache("layout.reflow.synthMouseMove",
&sSynthMouseMove, PR_TRUE);
Preferences::AddBoolVarCache(&sSynthMouseMove,
"layout.reflow.synthMouseMove", PR_TRUE);
registeredReporter = true;
}

6
layout/base/nsRefreshDriver.cpp
View File

@ -67,9 +67,9 @@ static PRBool sPrecisePref;
/* static */ void
nsRefreshDriver::InitializeStatics()
{
nsContentUtils::AddBoolPrefVarCache("layout.frame_rate.precise",
&sPrecisePref,
PR_FALSE);
Preferences::AddBoolVarCache(&sPrecisePref,
"layout.frame_rate.precise",
PR_FALSE);
}
// Compute the interval to use for the refresh driver timer, in
// milliseconds

9
layout/generic/nsFrameSetFrame.cpp
View File

@ -39,7 +39,6 @@
#include "nsCOMPtr.h"
#include "nsFrameSetFrame.h"
#include "nsContentUtils.h"
#include "nsGenericHTMLElement.h"
#include "nsLeafFrame.h"
#include "nsHTMLContainerFrame.h"
@ -241,8 +240,8 @@ nsHTMLFramesetFrame::~nsHTMLFramesetFrame()
delete[] mChildFrameborder;
delete[] mChildBorderColors;
nsContentUtils::UnregisterPrefCallback(kFrameResizePref,
FrameResizePrefCallback, this);
Preferences::UnregisterCallback(FrameResizePrefCallback,
kFrameResizePref, this);
}
NS_QUERYFRAME_HEAD(nsHTMLFramesetFrame)
@ -974,8 +973,8 @@ nsHTMLFramesetFrame::Reflow(nsPresContext* aPresContext,
PRBool firstTime = (GetStateBits() & NS_FRAME_FIRST_REFLOW) != 0;
if (firstTime) {
nsContentUtils::RegisterPrefCallback(kFrameResizePref,
FrameResizePrefCallback, this);
Preferences::RegisterCallback(FrameResizePrefCallback,
kFrameResizePref, this);
mForceFrameResizability = Preferences::GetBool(kFrameResizePref);
}

4
layout/generic/nsHTMLReflowState.cpp
View File

@ -54,7 +54,6 @@
#include "nsTableCellFrame.h"
#include "nsIServiceManager.h"
#include "nsIPercentHeightObserver.h"
#include "nsContentUtils.h"
#include "nsLayoutUtils.h"
#include "mozilla/Preferences.h"
#ifdef IBMBIDI
@ -1626,8 +1625,7 @@ static PRBool BlinkIsAllowed(void)
{
if (!sPrefIsLoaded) {
// Set up a listener and check the initial value
nsContentUtils::RegisterPrefCallback("browser.blink_allowed", PrefsChanged,
nsnull);
Preferences::RegisterCallback(PrefsChanged, "browser.blink_allowed");
PrefsChanged(nsnull, nsnull);
sPrefIsLoaded = PR_TRUE;
}

6
layout/style/nsCSSRuleProcessor.cpp
View File

@ -962,10 +962,8 @@ NS_IMPL_ISUPPORTS1(nsCSSRuleProcessor, nsIStyleRuleProcessor)
/* static */ nsresult
nsCSSRuleProcessor::Startup()
{
nsContentUtils::AddBoolPrefVarCache(VISITED_PSEUDO_PREF,
&gSupportVisitedPseudo);
// We want to default to true, not false as AddBoolPrefVarCache does.
gSupportVisitedPseudo = Preferences::GetBool(VISITED_PSEUDO_PREF, PR_TRUE);
Preferences::AddBoolVarCache(&gSupportVisitedPseudo, VISITED_PSEUDO_PREF,
PR_TRUE);
gPrivateBrowsingObserver = new nsPrivateBrowsingObserver();
NS_ENSURE_TRUE(gPrivateBrowsingObserver, NS_ERROR_OUT_OF_MEMORY);

6
layout/style/nsCSSScanner.cpp
View File

@ -56,7 +56,7 @@
#include "nsIConsoleService.h"
#include "nsIScriptError.h"
#include "nsIStringBundle.h"
#include "nsContentUtils.h"
#include "nsIDocument.h"
#include "mozilla/Services.h"
#include "mozilla/css/Loader.h"
#include "nsCSSStyleSheet.h"
@ -348,7 +348,7 @@ nsCSSScanner::InitGlobals()
NS_ASSERTION(gConsoleService && gScriptErrorFactory,
"unexpected null pointer without failure");
nsContentUtils::RegisterPrefCallback(CSS_ERRORS_PREF, CSSErrorsPrefChanged, nsnull);
Preferences::RegisterCallback(CSSErrorsPrefChanged, CSS_ERRORS_PREF);
CSSErrorsPrefChanged(CSS_ERRORS_PREF, nsnull);
#endif
return PR_TRUE;
@ -358,7 +358,7 @@ nsCSSScanner::InitGlobals()
nsCSSScanner::ReleaseGlobals()
{
#ifdef CSS_REPORT_PARSE_ERRORS
nsContentUtils::UnregisterPrefCallback(CSS_ERRORS_PREF, CSSErrorsPrefChanged, nsnull);
Preferences::UnregisterCallback(CSSErrorsPrefChanged, CSS_ERRORS_PREF);
NS_IF_RELEASE(gConsoleService);
NS_IF_RELEASE(gScriptErrorFactory);
NS_IF_RELEASE(gStringBundle);

2
layout/svg/base/src/nsSVGUtils.cpp
View File

@ -189,7 +189,7 @@ NS_SMILEnabled()
if (!sInitialized) {
/* check and register ourselves with the pref */
gSMILEnabled = Preferences::GetBool(SMIL_PREF_STR);
nsContentUtils::RegisterPrefCallback(SMIL_PREF_STR, SMILPrefChanged, nsnull);
Preferences::RegisterCallback(SMILPrefChanged, SMIL_PREF_STR);
sInitialized = PR_TRUE;
}

9
layout/xul/base/src/nsXULTooltipListener.cpp
View File

@ -55,7 +55,6 @@
#include "nsIPrivateDOMEvent.h"
#include "nsIScriptContext.h"
#include "nsPIDOMWindow.h"
#include "nsContentUtils.h"
#ifdef MOZ_XUL
#include "nsXULPopupManager.h"
#endif
@ -82,8 +81,8 @@ nsXULTooltipListener::nsXULTooltipListener()
{
if (sTooltipListenerCount++ == 0) {
// register the callback so we get notified of updates
nsContentUtils::RegisterPrefCallback("browser.chrome.toolbar_tips",
ToolbarTipsPrefChanged, nsnull);
Preferences::RegisterCallback(ToolbarTipsPrefChanged,
"browser.chrome.toolbar_tips");
// Call the pref callback to initialize our state.
ToolbarTipsPrefChanged("browser.chrome.toolbar_tips", nsnull);
@ -99,8 +98,8 @@ nsXULTooltipListener::~nsXULTooltipListener()
if (--sTooltipListenerCount == 0) {
// Unregister our pref observer
nsContentUtils::UnregisterPrefCallback("browser.chrome.toolbar_tips",
ToolbarTipsPrefChanged, nsnull);
Preferences::UnregisterCallback(ToolbarTipsPrefChanged,
"browser.chrome.toolbar_tips");
}
}

31
modules/libpref/public/Preferences.h
View File

@ -57,6 +57,11 @@ class nsString;
class nsAdoptingString;
class nsAdoptingCString;
#ifndef have_PrefChangedFunc_typedef
typedef int (*PR_CALLBACK PrefChangedFunc)(const char *, void *);
#define have_PrefChangedFunc_typedef
#endif
namespace mozilla {
class Preferences : public nsIPrefService,
@ -204,6 +209,32 @@ public:
static nsresult RemoveObservers(nsIObserver* aObserver,
const char** aPrefs);
/**
* Registers/Unregisters the callback function for the aPref.
*/
static nsresult RegisterCallback(PrefChangedFunc aCallback,
const char* aPref,
void* aClosure = nsnull);
static nsresult UnregisterCallback(PrefChangedFunc aCallback,
const char* aPref,
void* aClosure = nsnull);
/**
* Adds the aVariable to cache table. aVariable must be a pointer for a
* static variable. The value will be modified when the pref value is
* changed but note that even if you modified it, the value isn't assigned to
* the pref.
*/
static nsresult AddBoolVarCache(PRBool* aVariable,
const char* aPref,
PRBool aDefault = PR_FALSE);
static nsresult AddIntVarCache(PRInt32* aVariable,
const char* aPref,
PRInt32 aDefault = 0);
static nsresult AddUintVarCache(PRUint32* aVariable,
const char* aPref,
PRUint32 aDefault = 0);
protected:
nsresult NotifyServiceObservers(const char *aSubject);
nsresult UseDefaultPrefFile();

233
modules/libpref/src/Preferences.cpp
View File

@ -73,6 +73,9 @@
#include "mozilla/Omnijar.h"
#include "nsZipArchive.h"
#include "nsTArray.h"
#include "nsRefPtrHashtable.h"
namespace mozilla {
// Definitions
@ -87,6 +90,105 @@ static nsresult pref_LoadPrefsInDirList(const char *listId);
Preferences* Preferences::sPreferences = nsnull;
PRBool Preferences::sShutdown = PR_FALSE;
class ValueObserverHashKey : public PLDHashEntryHdr {
public:
typedef ValueObserverHashKey* KeyType;
typedef const ValueObserverHashKey* KeyTypePointer;
static const ValueObserverHashKey* KeyToPointer(ValueObserverHashKey *aKey)
{
return aKey;
}
static PLDHashNumber HashKey(const ValueObserverHashKey *aKey)
{
PRUint32 strHash = nsCRT::HashCode(aKey->mPrefName.BeginReading(),
aKey->mPrefName.Length());
return PR_ROTATE_LEFT32(strHash, 4) ^ NS_PTR_TO_UINT32(aKey->mCallback);
}
ValueObserverHashKey(const char *aPref, PrefChangedFunc aCallback) :
mPrefName(aPref), mCallback(aCallback) { }
ValueObserverHashKey(const ValueObserverHashKey *aOther) :
mPrefName(aOther->mPrefName), mCallback(aOther->mCallback)
{ }
PRBool KeyEquals(const ValueObserverHashKey *aOther) const
{
return mCallback == aOther->mCallback && mPrefName == aOther->mPrefName;
}
ValueObserverHashKey *GetKey() const
{
return const_cast<ValueObserverHashKey*>(this);
}
enum { ALLOW_MEMMOVE = PR_TRUE };
nsCString mPrefName;
PrefChangedFunc mCallback;
};
class ValueObserver : public nsIObserver,
public ValueObserverHashKey
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIOBSERVER
ValueObserver(const char *aPref, PrefChangedFunc aCallback)
: ValueObserverHashKey(aPref, aCallback) { }
~ValueObserver() {
Preferences::RemoveObserver(this, mPrefName.get());
}
void AppendClosure(void *aClosure) {
mClosures.AppendElement(aClosure);
}
void RemoveClosure(void *aClosure) {
mClosures.RemoveElement(aClosure);
}
PRBool HasNoClosures() {
return mClosures.Length() == 0;
}
nsTArray<void*> mClosures;
};
NS_IMPL_ISUPPORTS1(ValueObserver, nsIObserver)
NS_IMETHODIMP
ValueObserver::Observe(nsISupports *aSubject,
const char *aTopic,
const PRUnichar *aData)
{
NS_ASSERTION(!nsCRT::strcmp(aTopic, NS_PREFBRANCH_PREFCHANGE_TOPIC_ID),
"invalid topic");
NS_ConvertUTF16toUTF8 data(aData);
for (PRUint32 i = 0; i < mClosures.Length(); i++) {
mCallback(data.get(), mClosures.ElementAt(i));
}
return NS_OK;
}
struct CacheData {
void* cacheLocation;
union {
PRBool defaultValueBool;
PRInt32 defaultValueInt;
PRUint32 defaultValueUint;
};
};
static nsTArray<nsAutoPtr<CacheData> >* gCacheData = nsnull;
static nsRefPtrHashtable<ValueObserverHashKey,
ValueObserver>* gObserverTable = nsnull;
// static
Preferences*
Preferences::GetInstance()
@ -115,8 +217,15 @@ Preferences::InitStaticMembers()
NS_ADDREF(sPreferences);
if (NS_FAILED(sPreferences->Init()) || !sPreferences->mRootBranch) {
NS_RELEASE(sPreferences);
return PR_FALSE;
}
return sPreferences != nsnull;
gCacheData = new nsTArray<nsAutoPtr<CacheData> >();
gObserverTable = new nsRefPtrHashtable<ValueObserverHashKey, ValueObserver>();
gObserverTable->Init();
return PR_TRUE;
}
// static
@ -125,6 +234,12 @@ Preferences::Shutdown()
{
sShutdown = PR_TRUE; // Don't create the singleton instance after here.
NS_IF_RELEASE(sPreferences);
delete gCacheData;
gCacheData = nsnull;
delete gObserverTable;
gObserverTable = nsnull;
}
//-----------------------------------------------------------------------------
@ -1233,4 +1348,120 @@ Preferences::RemoveObservers(nsIObserver* aObserver,
return NS_OK;
}
// static
nsresult
Preferences::RegisterCallback(PrefChangedFunc aCallback,
const char* aPref,
void* aClosure)
{
NS_ENSURE_TRUE(InitStaticMembers(), NS_ERROR_NOT_AVAILABLE);
ValueObserverHashKey hashKey(aPref, aCallback);
nsRefPtr<ValueObserver> observer;
gObserverTable->Get(&hashKey, getter_AddRefs(observer));
if (observer) {
observer->AppendClosure(aClosure);
return NS_OK;
}
observer = new ValueObserver(aPref, aCallback);
observer->AppendClosure(aClosure);
nsresult rv = AddStrongObserver(observer, aPref);
NS_ENSURE_SUCCESS(rv, rv);
return gObserverTable->Put(observer, observer) ? NS_OK :
NS_ERROR_OUT_OF_MEMORY;
}
// static
nsresult
Preferences::UnregisterCallback(PrefChangedFunc aCallback,
const char* aPref,
void* aClosure)
{
NS_ENSURE_TRUE(InitStaticMembers(), NS_ERROR_NOT_AVAILABLE);
ValueObserverHashKey hashKey(aPref, aCallback);
nsRefPtr<ValueObserver> observer;
gObserverTable->Get(&hashKey, getter_AddRefs(observer));
if (!observer) {
return NS_OK;
}
observer->RemoveClosure(aClosure);
if (observer->HasNoClosures()) {
// Delete the callback since its list of closures is empty.
gObserverTable->Remove(observer);
}
return NS_OK;
}
static int BoolVarChanged(const char* aPref, void* aClosure)
{
CacheData* cache = static_cast<CacheData*>(aClosure);
*((PRBool*)cache->cacheLocation) =
Preferences::GetBool(aPref, cache->defaultValueBool);
return 0;
}
// static
nsresult
Preferences::AddBoolVarCache(PRBool* aCache,
const char* aPref,
PRBool aDefault)
{
NS_ASSERTION(aCache, "aCache must not be NULL");
*aCache = GetBool(aPref, aDefault);
CacheData* data = new CacheData();
data->cacheLocation = aCache;
data->defaultValueBool = aDefault;
gCacheData->AppendElement(data);
return RegisterCallback(BoolVarChanged, aPref, data);
}
static int IntVarChanged(const char* aPref, void* aClosure)
{
CacheData* cache = static_cast<CacheData*>(aClosure);
*((PRInt32*)cache->cacheLocation) =
Preferences::GetInt(aPref, cache->defaultValueInt);
return 0;
}
// static
nsresult
Preferences::AddIntVarCache(PRInt32* aCache,
const char* aPref,
PRInt32 aDefault)
{
NS_ASSERTION(aCache, "aCache must not be NULL");
*aCache = Preferences::GetInt(aPref, aDefault);
CacheData* data = new CacheData();
data->cacheLocation = aCache;
data->defaultValueInt = aDefault;
gCacheData->AppendElement(data);
return RegisterCallback(IntVarChanged, aPref, data);
}
static int UintVarChanged(const char* aPref, void* aClosure)
{
CacheData* cache = static_cast<CacheData*>(aClosure);
*((PRUint32*)cache->cacheLocation) =
Preferences::GetUint(aPref, cache->defaultValueUint);
return 0;
}
// static
nsresult
Preferences::AddUintVarCache(PRUint32* aCache,
const char* aPref,
PRUint32 aDefault)
{
NS_ASSERTION(aCache, "aCache must not be NULL");
*aCache = Preferences::GetUint(aPref, aDefault);
CacheData* data = new CacheData();
data->cacheLocation = aCache;
data->defaultValueUint = aDefault;
gCacheData->AppendElement(data);
return RegisterCallback(UintVarChanged, aPref, data);
}
} // namespace mozilla

8
parser/html/nsHtml5Module.cpp
View File

@ -35,7 +35,6 @@
*
* ***** END LICENSE BLOCK ***** */
#include "nsContentUtils.h"
#include "nsHtml5AttributeName.h"
#include "nsHtml5ElementName.h"
#include "nsHtml5HtmlAttributes.h"
@ -49,6 +48,9 @@
#include "nsIObserverService.h"
#include "nsIServiceManager.h"
#include "mozilla/Services.h"
#include "mozilla/Preferences.h"
using namespace mozilla;
// static
PRBool nsHtml5Module::sEnabled = PR_FALSE;
@ -60,8 +62,8 @@ nsIThread* nsHtml5Module::sMainThread = nsnull;
void
nsHtml5Module::InitializeStatics()
{
nsContentUtils::AddBoolPrefVarCache("html5.parser.enable", &sEnabled);
nsContentUtils::AddBoolPrefVarCache("html5.offmainthread", &sOffMainThread);
Preferences::AddBoolVarCache(&sEnabled, "html5.parser.enable");
Preferences::AddBoolVarCache(&sOffMainThread, "html5.offmainthread");
nsHtml5Atoms::AddRefAtoms();
nsHtml5AttributeName::initializeStatics();
nsHtml5ElementName::initializeStatics();

8
parser/html/nsHtml5StreamParser.cpp
View File

@ -65,10 +65,10 @@ PRInt32 nsHtml5StreamParser::sTimerSubsequentDelay = 120;
void
nsHtml5StreamParser::InitializeStatics()
{
nsContentUtils::AddIntPrefVarCache("html5.flushtimer.initialdelay",
&sTimerInitialDelay);
nsContentUtils::AddIntPrefVarCache("html5.flushtimer.subsequentdelay",
&sTimerSubsequentDelay);
Preferences::AddIntVarCache(&sTimerInitialDelay,
"html5.flushtimer.initialdelay");
Preferences::AddIntVarCache(&sTimerSubsequentDelay,
"html5.flushtimer.subsequentdelay");
}
/*