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/* -*- Mode: C++; tab-width: 8; 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/. */
#ifndef nsChromeRegistryChrome_h
#define nsChromeRegistryChrome_h
#include <utility>
#include "nsCOMArray.h"
#include "nsChromeRegistry.h"
#include "nsClassHashtable.h"
#include "nsTArray.h"
namespace mozilla {
namespace dom {
class PContentParent;
} // namespace dom
} // namespace mozilla
class nsIPrefBranch;
struct ChromePackage;
class nsChromeRegistryChrome : public nsChromeRegistry {
public:
nsChromeRegistryChrome();
~nsChromeRegistryChrome();
nsresult Init() override;
NS_IMETHOD CheckForNewChrome() override;
NS_IMETHOD GetLocalesForPackage(const nsACString& aPackage,
nsIUTF8StringEnumerator** aResult) override;
NS_IMETHOD IsLocaleRTL(const nsACString& package, bool* aResult) override;
nsresult GetSelectedLocale(const nsACString& aPackage, nsACString& aLocale);
NS_IMETHOD Observe(nsISupports* aSubject, const char* aTopic,
const char16_t* someData) override;
// If aChild is non-null then it is a new child to notify. If aChild is
// null, then we have installed new chrome and we are resetting all of our
// children's registered chrome.
void SendRegisteredChrome(mozilla::dom::PContentParent* aChild);
private:
struct PackageEntry;
static void ChromePackageFromPackageEntry(const nsACString& aPackageName,
PackageEntry* aPackage,
ChromePackage* aChromePackage,
const nsCString& aSelectedSkin);
nsresult OverrideLocalePackage(const nsACString& aPackage,
nsACString& aOverride);
nsIURI* GetBaseURIFromPackage(const nsCString& aPackage,
const nsCString& aProvider,
const nsCString& aPath) override;
nsresult GetFlagsFromPackage(const nsCString& aPackage,
uint32_t* aFlags) override;
struct ProviderEntry {
ProviderEntry(const nsACString& aProvider, nsIURI* aBase)
: provider(aProvider), baseURI(aBase) {}
nsCString provider;
nsCOMPtr<nsIURI> baseURI;
};
class nsProviderArray {
public:
nsProviderArray() : mArray(1) {}
~nsProviderArray() {}
// When looking up locales and skins, the "selected" locale is not always
// available. This enum identifies what kind of match is desired/found.
enum MatchType {
EXACT = 0,
LOCALE = 1, // "en-GB" is selected, we found "en-US"
ANY = 2
};
nsIURI* GetBase(const nsACString& aPreferred, MatchType aType);
const nsACString& GetSelected(const nsACString& aPreferred,
MatchType aType);
void SetBase(const nsACString& aProvider, nsIURI* base);
void EnumerateToArray(nsTArray<nsCString>* a);
private:
ProviderEntry* GetProvider(const nsACString& aPreferred, MatchType aType);
nsTArray<ProviderEntry> mArray;
};
struct PackageEntry : public PLDHashEntryHdr {
PackageEntry() : flags(0) {}
~PackageEntry() {}
nsCOMPtr<nsIURI> baseURI;
uint32_t flags;
nsProviderArray locales;
nsProviderArray skins;
};
bool mProfileLoaded;
bool mDynamicRegistration;
// Hash of package names ("global") to PackageEntry objects
nsClassHashtable<nsCStringHashKey, PackageEntry> mPackagesHash;
virtual void ManifestContent(ManifestProcessingContext& cx, int lineno,
char* const* argv, int flags) override;
virtual void ManifestLocale(ManifestProcessingContext& cx, int lineno,
char* const* argv, int flags) override;
virtual void ManifestSkin(ManifestProcessingContext& cx, int lineno,
char* const* argv, int flags) override;
virtual void ManifestOverride(ManifestProcessingContext& cx, int lineno,
char* const* argv, int flags) override;
virtual void ManifestResource(ManifestProcessingContext& cx, int lineno,
char* const* argv, int flags) override;
};
#endif // nsChromeRegistryChrome_h