зеркало из https://github.com/mozilla/gecko-dev.git
122 строки
4.3 KiB
C++
122 строки
4.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsChromeRegistryChrome_h
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#define nsChromeRegistryChrome_h
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#include <utility>
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#include "nsCOMArray.h"
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#include "nsChromeRegistry.h"
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#include "nsClassHashtable.h"
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#include "nsTArray.h"
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namespace mozilla {
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namespace dom {
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class PContentParent;
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} // namespace dom
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} // namespace mozilla
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class nsIPrefBranch;
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struct ChromePackage;
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class nsChromeRegistryChrome : public nsChromeRegistry {
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public:
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nsChromeRegistryChrome();
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~nsChromeRegistryChrome();
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nsresult Init() override;
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NS_IMETHOD CheckForNewChrome() override;
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NS_IMETHOD GetLocalesForPackage(const nsACString& aPackage,
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nsIUTF8StringEnumerator** aResult) override;
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NS_IMETHOD IsLocaleRTL(const nsACString& package, bool* aResult) override;
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nsresult GetSelectedLocale(const nsACString& aPackage, nsACString& aLocale);
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NS_IMETHOD Observe(nsISupports* aSubject, const char* aTopic,
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const char16_t* someData) override;
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// If aChild is non-null then it is a new child to notify. If aChild is
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// null, then we have installed new chrome and we are resetting all of our
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// children's registered chrome.
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void SendRegisteredChrome(mozilla::dom::PContentParent* aChild);
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private:
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struct PackageEntry;
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static void ChromePackageFromPackageEntry(const nsACString& aPackageName,
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PackageEntry* aPackage,
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ChromePackage* aChromePackage,
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const nsCString& aSelectedSkin);
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nsresult OverrideLocalePackage(const nsACString& aPackage,
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nsACString& aOverride);
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nsIURI* GetBaseURIFromPackage(const nsCString& aPackage,
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const nsCString& aProvider,
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const nsCString& aPath) override;
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nsresult GetFlagsFromPackage(const nsCString& aPackage,
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uint32_t* aFlags) override;
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struct ProviderEntry {
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ProviderEntry(const nsACString& aProvider, nsIURI* aBase)
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: provider(aProvider), baseURI(aBase) {}
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nsCString provider;
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nsCOMPtr<nsIURI> baseURI;
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};
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class nsProviderArray {
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public:
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nsProviderArray() : mArray(1) {}
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~nsProviderArray() {}
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// When looking up locales and skins, the "selected" locale is not always
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// available. This enum identifies what kind of match is desired/found.
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enum MatchType {
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EXACT = 0,
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LOCALE = 1, // "en-GB" is selected, we found "en-US"
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ANY = 2
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};
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nsIURI* GetBase(const nsACString& aPreferred, MatchType aType);
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const nsACString& GetSelected(const nsACString& aPreferred,
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MatchType aType);
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void SetBase(const nsACString& aProvider, nsIURI* base);
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void EnumerateToArray(nsTArray<nsCString>* a);
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private:
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ProviderEntry* GetProvider(const nsACString& aPreferred, MatchType aType);
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nsTArray<ProviderEntry> mArray;
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};
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struct PackageEntry : public PLDHashEntryHdr {
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PackageEntry() : flags(0) {}
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~PackageEntry() {}
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nsCOMPtr<nsIURI> baseURI;
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uint32_t flags;
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nsProviderArray locales;
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nsProviderArray skins;
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};
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bool mProfileLoaded;
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bool mDynamicRegistration;
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// Hash of package names ("global") to PackageEntry objects
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nsClassHashtable<nsCStringHashKey, PackageEntry> mPackagesHash;
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virtual void ManifestContent(ManifestProcessingContext& cx, int lineno,
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char* const* argv, int flags) override;
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virtual void ManifestLocale(ManifestProcessingContext& cx, int lineno,
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char* const* argv, int flags) override;
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virtual void ManifestSkin(ManifestProcessingContext& cx, int lineno,
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char* const* argv, int flags) override;
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virtual void ManifestOverride(ManifestProcessingContext& cx, int lineno,
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char* const* argv, int flags) override;
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virtual void ManifestResource(ManifestProcessingContext& cx, int lineno,
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char* const* argv, int flags) override;
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};
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#endif // nsChromeRegistryChrome_h
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