mirror of
https://github.com/classilla/tenfourfox.git
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171 lines
5.7 KiB
C++
171 lines
5.7 KiB
C++
/* -*- Mode: C++; tab-width: 2; 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 nsChromeRegistry_h
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#define nsChromeRegistry_h
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#include "nsIToolkitChromeRegistry.h"
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#include "nsIObserver.h"
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#include "nsWeakReference.h"
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#ifdef MOZ_XUL
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#include "nsIXULOverlayProvider.h"
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#endif
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#include "nsString.h"
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#include "nsURIHashKey.h"
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#include "nsInterfaceHashtable.h"
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#include "nsXULAppAPI.h"
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#include "nsIXPConnect.h"
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#include "mozilla/FileLocation.h"
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class nsPIDOMWindow;
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class nsIPrefBranch;
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class nsIURL;
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// The chrome registry is actually split between nsChromeRegistryChrome and
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// nsChromeRegistryContent. The work/data that is common to both resides in
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// the shared nsChromeRegistry implementation, with operations that only make
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// sense for one side erroring out in the other.
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// for component registration
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// {47049e42-1d87-482a-984d-56ae185e367a}
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#define NS_CHROMEREGISTRY_CID \
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{ 0x47049e42, 0x1d87, 0x482a, { 0x98, 0x4d, 0x56, 0xae, 0x18, 0x5e, 0x36, 0x7a } }
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class nsChromeRegistry : public nsIToolkitChromeRegistry,
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#ifdef MOZ_XUL
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public nsIXULOverlayProvider,
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#endif
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public nsIObserver,
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public nsSupportsWeakReference
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{
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public:
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NS_DECL_ISUPPORTS
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// nsIXULChromeRegistry methods:
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NS_IMETHOD ReloadChrome() override;
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NS_IMETHOD RefreshSkins() override;
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NS_IMETHOD AllowScriptsForPackage(nsIURI* url,
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bool* _retval) override;
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NS_IMETHOD AllowContentToAccess(nsIURI* url,
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bool* _retval) override;
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NS_IMETHOD CanLoadURLRemotely(nsIURI* url,
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bool* _retval) override;
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NS_IMETHOD MustLoadURLRemotely(nsIURI* url,
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bool* _retval) override;
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// nsIChromeRegistry methods:
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NS_IMETHOD_(bool) WrappersEnabled(nsIURI *aURI) override;
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NS_IMETHOD ConvertChromeURL(nsIURI* aChromeURI, nsIURI* *aResult) override;
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// nsChromeRegistry methods:
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nsChromeRegistry() : mInitialized(false) { }
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virtual nsresult Init();
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static already_AddRefed<nsIChromeRegistry> GetService();
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static nsChromeRegistry* gChromeRegistry;
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static nsresult Canonify(nsIURL* aChromeURL);
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protected:
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virtual ~nsChromeRegistry();
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void FlushSkinCaches();
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void FlushAllCaches();
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// Update the selected locale used by the chrome registry, and fire a
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// notification about this change
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virtual nsresult UpdateSelectedLocale() = 0;
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static void LogMessage(const char* aMsg, ...);
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static void LogMessageWithContext(nsIURI* aURL, uint32_t aLineNumber, uint32_t flags,
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const char* aMsg, ...);
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virtual nsIURI* GetBaseURIFromPackage(const nsCString& aPackage,
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const nsCString& aProvider,
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const nsCString& aPath) = 0;
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virtual nsresult GetFlagsFromPackage(const nsCString& aPackage,
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uint32_t* aFlags) = 0;
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nsresult SelectLocaleFromPref(nsIPrefBranch* prefs);
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static nsresult RefreshWindow(nsPIDOMWindow* aWindow);
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static nsresult GetProviderAndPath(nsIURL* aChromeURL,
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nsACString& aProvider, nsACString& aPath);
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bool GetDirectionForLocale(const nsACString& aLocale);
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public:
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static already_AddRefed<nsChromeRegistry> GetSingleton();
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struct ManifestProcessingContext
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{
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ManifestProcessingContext(NSLocationType aType, mozilla::FileLocation &aFile)
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: mType(aType)
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, mFile(aFile)
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{ }
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~ManifestProcessingContext()
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{ }
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nsIURI* GetManifestURI();
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nsIXPConnect* GetXPConnect();
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already_AddRefed<nsIURI> ResolveURI(const char* uri);
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NSLocationType mType;
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mozilla::FileLocation mFile;
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nsCOMPtr<nsIURI> mManifestURI;
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nsCOMPtr<nsIXPConnect> mXPConnect;
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};
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virtual void ManifestContent(ManifestProcessingContext& cx, int lineno,
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char *const * argv, int flags) = 0;
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virtual void ManifestLocale(ManifestProcessingContext& cx, int lineno,
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char *const * argv, int flags) = 0;
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virtual void ManifestSkin(ManifestProcessingContext& cx, int lineno,
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char *const * argv, int flags) = 0;
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virtual void ManifestOverlay(ManifestProcessingContext& cx, int lineno,
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char *const * argv, int flags) = 0;
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virtual void ManifestStyle(ManifestProcessingContext& cx, int lineno,
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char *const * argv, int flags) = 0;
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virtual void ManifestOverride(ManifestProcessingContext& cx, int lineno,
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char *const * argv, int flags) = 0;
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virtual void ManifestResource(ManifestProcessingContext& cx, int lineno,
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char *const * argv, int flags) = 0;
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// Available flags
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enum {
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// This is a "platform" package (e.g. chrome://global-platform/).
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// Appends one of win/ unix/ mac/ to the base URI.
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PLATFORM_PACKAGE = 1 << 0,
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// This package should use the new XPCNativeWrappers to separate
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// content from chrome. This flag is currently unused (because we call
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// into xpconnect at registration time).
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XPCNATIVEWRAPPERS = 1 << 1,
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// Content script may access files in this package
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CONTENT_ACCESSIBLE = 1 << 2,
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// Package may be loaded remotely
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REMOTE_ALLOWED = 1 << 3,
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// Package must be loaded remotely
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REMOTE_REQUIRED = 1 << 4,
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};
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bool mInitialized;
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// "Override" table (chrome URI string -> real URI)
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nsInterfaceHashtable<nsURIHashKey, nsIURI> mOverrideTable;
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};
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#endif // nsChromeRegistry_h
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