michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsChromeRegistryChrome_h
michael@0: #define nsChromeRegistryChrome_h
michael@0: 
michael@0: #include "nsCOMArray.h"
michael@0: #include "nsChromeRegistry.h"
michael@0: #include "nsVoidArray.h"
michael@0: #include "mozilla/Move.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace dom {
michael@0: class PContentParent;
michael@0: }
michael@0: }
michael@0: 
michael@0: class nsIPrefBranch;
michael@0: 
michael@0: class nsChromeRegistryChrome : public nsChromeRegistry
michael@0: {
michael@0:  public:
michael@0:   nsChromeRegistryChrome();
michael@0:   ~nsChromeRegistryChrome();
michael@0: 
michael@0:   nsresult Init() MOZ_OVERRIDE;
michael@0: 
michael@0:   NS_IMETHOD CheckForNewChrome() MOZ_OVERRIDE;
michael@0:   NS_IMETHOD CheckForOSAccessibility() MOZ_OVERRIDE;
michael@0:   NS_IMETHOD GetLocalesForPackage(const nsACString& aPackage,
michael@0:                                   nsIUTF8StringEnumerator* *aResult) MOZ_OVERRIDE;
michael@0:   NS_IMETHOD IsLocaleRTL(const nsACString& package,
michael@0:                          bool *aResult) MOZ_OVERRIDE;
michael@0:   NS_IMETHOD GetSelectedLocale(const nsACString& aPackage,
michael@0:                                nsACString& aLocale) MOZ_OVERRIDE;
michael@0:   NS_IMETHOD Observe(nsISupports *aSubject, const char *aTopic,
michael@0:                      const char16_t *someData) MOZ_OVERRIDE;
michael@0: 
michael@0: #ifdef MOZ_XUL
michael@0:   NS_IMETHOD GetXULOverlays(nsIURI *aURI,
michael@0:                             nsISimpleEnumerator **_retval) MOZ_OVERRIDE;
michael@0:   NS_IMETHOD GetStyleOverlays(nsIURI *aURI,
michael@0:                               nsISimpleEnumerator **_retval) MOZ_OVERRIDE;
michael@0: #endif
michael@0:   
michael@0:   void SendRegisteredChrome(mozilla::dom::PContentParent* aChild);
michael@0: 
michael@0:  private:
michael@0:   static PLDHashOperator CollectPackages(PLDHashTable *table,
michael@0:                                          PLDHashEntryHdr *entry,
michael@0:                                          uint32_t number, void *arg);
michael@0: 
michael@0:   nsresult OverrideLocalePackage(const nsACString& aPackage,
michael@0:                                  nsACString& aOverride);
michael@0:   nsresult SelectLocaleFromPref(nsIPrefBranch* prefs);
michael@0:   nsresult UpdateSelectedLocale() MOZ_OVERRIDE;
michael@0:   nsIURI* GetBaseURIFromPackage(const nsCString& aPackage,
michael@0:                                  const nsCString& aProvider,
michael@0:                                  const nsCString& aPath) MOZ_OVERRIDE;
michael@0:   nsresult GetFlagsFromPackage(const nsCString& aPackage,
michael@0:                                uint32_t* aFlags) MOZ_OVERRIDE;
michael@0: 
michael@0:   static const PLDHashTableOps kTableOps;
michael@0:   static PLDHashNumber HashKey(PLDHashTable *table, const void *key);
michael@0:   static bool          MatchKey(PLDHashTable *table, const PLDHashEntryHdr *entry,
michael@0:                                 const void *key);
michael@0:   static void          ClearEntry(PLDHashTable *table, PLDHashEntryHdr *entry);
michael@0:   static bool          InitEntry(PLDHashTable *table, PLDHashEntryHdr *entry,
michael@0:                                  const void *key);
michael@0: 
michael@0:   struct ProviderEntry
michael@0:   {
michael@0:     ProviderEntry(const nsACString& aProvider, nsIURI* aBase) :
michael@0:     provider(aProvider),
michael@0:     baseURI(aBase) { }
michael@0: 
michael@0:     nsCString        provider;
michael@0:     nsCOMPtr<nsIURI> baseURI;
michael@0:   };
michael@0: 
michael@0:   class nsProviderArray
michael@0:   {
michael@0:    public:
michael@0:     nsProviderArray() :
michael@0:     mArray(1) { }
michael@0:     ~nsProviderArray()
michael@0:     { Clear(); }
michael@0: 
michael@0:     // When looking up locales and skins, the "selected" locale is not always
michael@0:     // available. This enum identifies what kind of match is desired/found.
michael@0:     enum MatchType {
michael@0:       EXACT = 0,
michael@0:       LOCALE = 1, // "en-GB" is selected, we found "en-US"
michael@0:       ANY = 2
michael@0:     };
michael@0: 
michael@0:     nsIURI* GetBase(const nsACString& aPreferred, MatchType aType);
michael@0:     const nsACString& GetSelected(const nsACString& aPreferred, MatchType aType);
michael@0:     void    SetBase(const nsACString& aProvider, nsIURI* base);
michael@0:     void    EnumerateToArray(nsTArray<nsCString> *a);
michael@0:     void    Clear();
michael@0: 
michael@0:    private:
michael@0:     ProviderEntry* GetProvider(const nsACString& aPreferred, MatchType aType);
michael@0: 
michael@0:     nsVoidArray mArray;
michael@0:   };
michael@0: 
michael@0:   struct PackageEntry : public PLDHashEntryHdr
michael@0:   {
michael@0:     PackageEntry(const nsACString& package)
michael@0:     : package(package), flags(0) { }
michael@0:     ~PackageEntry() { }
michael@0: 
michael@0:     nsCString        package;
michael@0:     nsCOMPtr<nsIURI> baseURI;
michael@0:     uint32_t         flags;
michael@0:     nsProviderArray  locales;
michael@0:     nsProviderArray  skins;
michael@0:   };
michael@0: 
michael@0:   class OverlayListEntry : public nsURIHashKey
michael@0:   {
michael@0:    public:
michael@0:     typedef nsURIHashKey::KeyType        KeyType;
michael@0:     typedef nsURIHashKey::KeyTypePointer KeyTypePointer;
michael@0: 
michael@0:     OverlayListEntry(KeyTypePointer aKey) : nsURIHashKey(aKey) { }
michael@0:     OverlayListEntry(OverlayListEntry&& toMove) : nsURIHashKey(mozilla::Move(toMove)),
michael@0:                                                   mArray(mozilla::Move(toMove.mArray)) { }
michael@0:     ~OverlayListEntry() { }
michael@0: 
michael@0:     void AddURI(nsIURI* aURI);
michael@0: 
michael@0:     nsCOMArray<nsIURI> mArray;
michael@0:   };
michael@0: 
michael@0:   class OverlayListHash
michael@0:   {
michael@0:    public:
michael@0:     OverlayListHash() { }
michael@0:     ~OverlayListHash() { }
michael@0: 
michael@0:     void Add(nsIURI* aBase, nsIURI* aOverlay);
michael@0:     void Clear() { mTable.Clear(); }
michael@0:     const nsCOMArray<nsIURI>* GetArray(nsIURI* aBase);
michael@0: 
michael@0:    private:
michael@0:     nsTHashtable<OverlayListEntry> mTable;
michael@0:   };
michael@0: 
michael@0:   // Hashes on the file to be overlaid (chrome://browser/content/browser.xul)
michael@0:   // to a list of overlays/stylesheets
michael@0:   OverlayListHash mOverlayHash;
michael@0:   OverlayListHash mStyleHash;
michael@0: 
michael@0:   bool mProfileLoaded;
michael@0:   
michael@0:   nsCString mSelectedLocale;
michael@0:   nsCString mSelectedSkin;
michael@0: 
michael@0:   // Hash of package names ("global") to PackageEntry objects
michael@0:   PLDHashTable mPackagesHash;
michael@0: 
michael@0:   virtual void ManifestContent(ManifestProcessingContext& cx, int lineno,
michael@0:                                char *const * argv, bool platform,
michael@0:                                bool contentaccessible);
michael@0:   virtual void ManifestLocale(ManifestProcessingContext& cx, int lineno,
michael@0:                               char *const * argv, bool platform,
michael@0:                               bool contentaccessible);
michael@0:   virtual void ManifestSkin(ManifestProcessingContext& cx, int lineno,
michael@0:                             char *const * argv, bool platform,
michael@0:                             bool contentaccessible);
michael@0:   virtual void ManifestOverlay(ManifestProcessingContext& cx, int lineno,
michael@0:                                char *const * argv, bool platform,
michael@0:                                bool contentaccessible);
michael@0:   virtual void ManifestStyle(ManifestProcessingContext& cx, int lineno,
michael@0:                              char *const * argv, bool platform,
michael@0:                              bool contentaccessible);
michael@0:   virtual void ManifestOverride(ManifestProcessingContext& cx, int lineno,
michael@0:                                 char *const * argv, bool platform,
michael@0:                                 bool contentaccessible);
michael@0:   virtual void ManifestResource(ManifestProcessingContext& cx, int lineno,
michael@0:                                 char *const * argv, bool platform,
michael@0:                                 bool contentaccessible);
michael@0: };
michael@0: 
michael@0: #endif // nsChromeRegistryChrome_h