/* -*- 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 "nsCOMArray.h" #include "nsChromeRegistry.h" #include "nsTArray.h" #include "mozilla/Move.h" #include "nsClassHashtable.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 CheckForOSAccessibility() override; NS_IMETHOD GetLocalesForPackage(const nsACString& aPackage, nsIUTF8StringEnumerator* *aResult) override; NS_IMETHOD IsLocaleRTL(const nsACString& package, bool *aResult) override; NS_IMETHOD GetSelectedLocale(const nsACString& aPackage, bool aAsBCP47, nsACString& aLocale) override; NS_IMETHOD Observe(nsISupports *aSubject, const char *aTopic, const char16_t *someData) override; #ifdef MOZ_XUL NS_IMETHOD GetXULOverlays(nsIURI *aURI, nsISimpleEnumerator **_retval) override; NS_IMETHOD GetStyleOverlays(nsIURI *aURI, nsISimpleEnumerator **_retval) override; #endif // 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& aSelectedLocale, const nsCString& aSelectedSkin); nsresult OverrideLocalePackage(const nsACString& aPackage, nsACString& aOverride); nsresult SelectLocaleFromPref(nsIPrefBranch* prefs); nsresult UpdateSelectedLocale() override; 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; }; class OverlayListEntry : public nsURIHashKey { public: typedef nsURIHashKey::KeyType KeyType; typedef nsURIHashKey::KeyTypePointer KeyTypePointer; explicit OverlayListEntry(KeyTypePointer aKey) : nsURIHashKey(aKey) { } OverlayListEntry(OverlayListEntry&& toMove) : nsURIHashKey(mozilla::Move(toMove)), mArray(mozilla::Move(toMove.mArray)) { } ~OverlayListEntry() { } void AddURI(nsIURI* aURI); nsCOMArray<nsIURI> mArray; }; class OverlayListHash { public: OverlayListHash() { } ~OverlayListHash() { } void Add(nsIURI* aBase, nsIURI* aOverlay); void Clear() { mTable.Clear(); } const nsCOMArray<nsIURI>* GetArray(nsIURI* aBase); private: nsTHashtable<OverlayListEntry> mTable; }; // Hashes on the file to be overlaid (chrome://browser/content/browser.xul) // to a list of overlays/stylesheets OverlayListHash mOverlayHash; OverlayListHash mStyleHash; bool mProfileLoaded; bool mDynamicRegistration; nsCString mSelectedLocale; nsCString mSelectedSkin; // 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 ManifestOverlay(ManifestProcessingContext& cx, int lineno, char *const * argv, int flags) override; virtual void ManifestStyle(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