michael@0: /* -*- Mode: C++; tab-width: 2; 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 mozilla_dom_MediaDocument_h
michael@0: #define mozilla_dom_MediaDocument_h
michael@0: 
michael@0: #include "mozilla/Attributes.h"
michael@0: #include "nsHTMLDocument.h"
michael@0: #include "nsGenericHTMLElement.h"
michael@0: #include "nsAutoPtr.h"
michael@0: #include "nsIStringBundle.h"
michael@0: 
michael@0: #define NSMEDIADOCUMENT_PROPERTIES_URI "chrome://global/locale/layout/MediaDocument.properties"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace dom {
michael@0: 
michael@0: class MediaDocument : public nsHTMLDocument
michael@0: {
michael@0: public:
michael@0:   MediaDocument();
michael@0:   virtual ~MediaDocument();
michael@0: 
michael@0:   virtual nsresult Init() MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual nsresult StartDocumentLoad(const char*         aCommand,
michael@0:                                      nsIChannel*         aChannel,
michael@0:                                      nsILoadGroup*       aLoadGroup,
michael@0:                                      nsISupports*        aContainer,
michael@0:                                      nsIStreamListener** aDocListener,
michael@0:                                      bool                aReset = true,
michael@0:                                      nsIContentSink*     aSink = nullptr) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual void SetScriptGlobalObject(nsIScriptGlobalObject* aGlobalObject) MOZ_OVERRIDE;
michael@0: 
michael@0:   virtual bool WillIgnoreCharsetOverride()
michael@0:   {
michael@0:     return true;
michael@0:   }
michael@0: 
michael@0: protected:
michael@0:   void BecomeInteractive();
michael@0: 
michael@0:   virtual nsresult CreateSyntheticDocument();
michael@0: 
michael@0:   friend class MediaDocumentStreamListener;
michael@0:   nsresult StartLayout();
michael@0: 
michael@0:   void GetFileName(nsAString& aResult);
michael@0: 
michael@0:   nsresult LinkStylesheet(const nsAString& aStylesheet);
michael@0: 
michael@0:   // |aFormatNames[]| needs to have four elements in the following order: 
michael@0:   // a format name with neither dimension nor file, a format name with
michael@0:   // filename but w/o dimension, a format name with dimension but w/o filename,
michael@0:   // a format name with both of them.  For instance, it can have
michael@0:   // "ImageTitleWithNeitherDimensionsNorFile", "ImageTitleWithoutDimensions",
michael@0:   // "ImageTitleWithDimesions2",  "ImageTitleWithDimensions2AndFile".
michael@0:   //
michael@0:   // Also see MediaDocument.properties if you want to define format names
michael@0:   // for a new subclass. aWidth and aHeight are pixels for |ImageDocument|,
michael@0:   // but could be in other units for other 'media', in which case you have to 
michael@0:   // define format names accordingly. 
michael@0:   void UpdateTitleAndCharset(const nsACString&  aTypeStr,
michael@0:                              const char* const* aFormatNames = sFormatNames,
michael@0:                              int32_t            aWidth = 0,
michael@0:                              int32_t            aHeight = 0,
michael@0:                              const nsAString&   aStatus = EmptyString());
michael@0: 
michael@0:   nsCOMPtr<nsIStringBundle>     mStringBundle;
michael@0:   static const char* const      sFormatNames[4];
michael@0:   
michael@0: private:
michael@0:   enum                          {eWithNoInfo, eWithFile, eWithDim, eWithDimAndFile};
michael@0:   bool                          mDocumentElementInserted;   
michael@0: };
michael@0: 
michael@0: 
michael@0: class MediaDocumentStreamListener: public nsIStreamListener
michael@0: {
michael@0: public:
michael@0:   MediaDocumentStreamListener(MediaDocument *aDocument);
michael@0:   virtual ~MediaDocumentStreamListener();
michael@0:   void SetStreamListener(nsIStreamListener *aListener);
michael@0: 
michael@0:   NS_DECL_ISUPPORTS
michael@0: 
michael@0:   NS_DECL_NSIREQUESTOBSERVER
michael@0: 
michael@0:   NS_DECL_NSISTREAMLISTENER
michael@0: 
michael@0:   nsRefPtr<MediaDocument>      mDocument;
michael@0:   nsCOMPtr<nsIStreamListener>  mNextStream;
michael@0: };
michael@0: 
michael@0: } // namespace dom
michael@0: } // namespace mozilla
michael@0: 
michael@0: #endif /* mozilla_dom_MediaDocument_h */