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Diffstat (limited to 'chrome/nsChromeRegistryChrome.h')
| -rw-r--r-- | chrome/nsChromeRegistryChrome.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/chrome/nsChromeRegistryChrome.h b/chrome/nsChromeRegistryChrome.h new file mode 100644 index 000000000..4d12ca783 --- /dev/null +++ b/chrome/nsChromeRegistryChrome.h @@ -0,0 +1,182 @@ +/* -*- 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 |