michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set ts=2 sw=2 et tw=79: */
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 nsMimeTypeArray_h___
michael@0: #define nsMimeTypeArray_h___
michael@0: 
michael@0: #include "nsString.h"
michael@0: #include "nsTArray.h"
michael@0: #include "nsWrapperCache.h"
michael@0: #include "nsAutoPtr.h"
michael@0: #include "nsPIDOMWindow.h"
michael@0: 
michael@0: class nsMimeType;
michael@0: class nsPluginElement;
michael@0: 
michael@0: class nsMimeTypeArray MOZ_FINAL : public nsISupports,
michael@0:                                   public nsWrapperCache
michael@0: {
michael@0: public:
michael@0:   nsMimeTypeArray(nsPIDOMWindow* aWindow);
michael@0:   virtual ~nsMimeTypeArray();
michael@0: 
michael@0:   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
michael@0:   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsMimeTypeArray)
michael@0: 
michael@0:   nsPIDOMWindow* GetParentObject() const;
michael@0:   virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
michael@0: 
michael@0:   void Refresh();
michael@0: 
michael@0:   // MimeTypeArray WebIDL methods
michael@0:   nsMimeType* Item(uint32_t index);
michael@0:   nsMimeType* NamedItem(const nsAString& name);
michael@0:   nsMimeType* IndexedGetter(uint32_t index, bool &found);
michael@0:   nsMimeType* NamedGetter(const nsAString& name, bool &found);
michael@0:   bool NameIsEnumerable(const nsAString& name);
michael@0:   uint32_t Length();
michael@0:   void GetSupportedNames(unsigned, nsTArray< nsString >& retval);
michael@0: 
michael@0: protected:
michael@0:   void EnsurePluginMimeTypes();
michael@0:   void Clear();
michael@0: 
michael@0:   nsCOMPtr<nsPIDOMWindow> mWindow;
michael@0: 
michael@0:   // mMimeTypes contains MIME types handled by non-hidden plugins, those
michael@0:   // popular plugins that must be exposed in navigator.plugins enumeration to
michael@0:   // avoid breaking web content. Likewise, mMimeTypes are exposed in
michael@0:   // navigator.mimeTypes enumeration.
michael@0:   nsTArray<nsRefPtr<nsMimeType> > mMimeTypes;
michael@0: 
michael@0:   // mHiddenMimeTypes contains MIME types handled by plugins hidden from
michael@0:   // navigator.plugins enumeration or by an OS PreferredApplicationHandler.
michael@0:   // mHiddenMimeTypes are hidden from navigator.mimeTypes enumeration.
michael@0:   nsTArray<nsRefPtr<nsMimeType> > mHiddenMimeTypes;
michael@0: };
michael@0: 
michael@0: class nsMimeType MOZ_FINAL : public nsWrapperCache
michael@0: {
michael@0: public:
michael@0:   NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(nsMimeType)
michael@0:   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(nsMimeType)
michael@0: 
michael@0:   nsMimeType(nsPIDOMWindow* aWindow, nsPluginElement* aPluginElement,
michael@0:              uint32_t aPluginTagMimeIndex, const nsAString& aMimeType);
michael@0:   nsMimeType(nsPIDOMWindow* aWindow, const nsAString& aMimeType);
michael@0:   virtual ~nsMimeType();
michael@0: 
michael@0:   nsPIDOMWindow* GetParentObject() const;
michael@0:   virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
michael@0: 
michael@0:   const nsString& Type() const
michael@0:   {
michael@0:     return mType;
michael@0:   }
michael@0: 
michael@0:   // MimeType WebIDL methods
michael@0:   void GetDescription(nsString& retval) const;
michael@0:   nsPluginElement *GetEnabledPlugin() const;
michael@0:   void GetSuffixes(nsString& retval) const;
michael@0:   void GetType(nsString& retval) const;
michael@0: 
michael@0: protected:
michael@0:   nsCOMPtr<nsPIDOMWindow> mWindow;
michael@0: 
michael@0:   // Strong reference to the active plugin, if any. Note that this
michael@0:   // creates an explicit reference cycle through the plugin element's
michael@0:   // mimetype array. We rely on the cycle collector to break this
michael@0:   // cycle.
michael@0:   nsRefPtr<nsPluginElement> mPluginElement;
michael@0:   uint32_t mPluginTagMimeIndex;
michael@0:   nsString mType;
michael@0: };
michael@0: 
michael@0: #endif /* nsMimeTypeArray_h___ */