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-rw-r--r--dom/html/MediaDocument.h121
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diff --git a/dom/html/MediaDocument.h b/dom/html/MediaDocument.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_MediaDocument_h
+#define mozilla_dom_MediaDocument_h
+
+#include "mozilla/Attributes.h"
+#include "nsHTMLDocument.h"
+#include "nsGenericHTMLElement.h"
+#include "nsIStringBundle.h"
+#include "nsIThreadRetargetableStreamListener.h"
+
+#define NSMEDIADOCUMENT_PROPERTIES_URI \
+ "chrome://global/locale/layout/MediaDocument.properties"
+
+#define NSMEDIADOCUMENT_PROPERTIES_URI_en_US \
+ "resource://gre/res/locale/layout/MediaDocument.properties"
+
+namespace mozilla::dom {
+
+class MediaDocument : public nsHTMLDocument {
+ public:
+ MediaDocument();
+ virtual ~MediaDocument();
+
+ // Subclasses need to override this.
+ enum MediaDocumentKind MediaDocumentKind() const override = 0;
+
+ virtual nsresult Init() override;
+
+ virtual nsresult StartDocumentLoad(const char* aCommand, nsIChannel* aChannel,
+ nsILoadGroup* aLoadGroup,
+ nsISupports* aContainer,
+ nsIStreamListener** aDocListener,
+ bool aReset = true) override;
+
+ virtual bool WillIgnoreCharsetOverride() override { return true; }
+
+ protected:
+ // Hook to be called once our initial document setup is done. Subclasses
+ // should call this from SetScriptGlobalObject when setup hasn't been done
+ // yet, a non-null script global is being set, and they have finished whatever
+ // setup work they plan to do for an initial load.
+ void InitialSetupDone();
+
+ // Check whether initial setup has been done.
+ [[nodiscard]] bool InitialSetupHasBeenDone() const {
+ return mDidInitialDocumentSetup;
+ }
+
+ virtual nsresult CreateSyntheticDocument();
+
+ friend class MediaDocumentStreamListener;
+ virtual nsresult StartLayout();
+
+ void GetFileName(nsAString& aResult, nsIChannel* aChannel);
+
+ nsresult LinkStylesheet(const nsAString& aStylesheet);
+ nsresult LinkScript(const nsAString& aScript);
+
+ void FormatStringFromName(const char* aName,
+ const nsTArray<nsString>& aParams,
+ nsAString& aResult);
+
+ // |aFormatNames[]| needs to have four elements in the following order:
+ // a format name with neither dimension nor file, a format name with
+ // filename but w/o dimension, a format name with dimension but w/o filename,
+ // a format name with both of them. For instance, it can have
+ // "ImageTitleWithNeitherDimensionsNorFile", "ImageTitleWithoutDimensions",
+ // "ImageTitleWithDimesions2", "ImageTitleWithDimensions2AndFile".
+ //
+ // Also see MediaDocument.properties if you want to define format names
+ // for a new subclass. aWidth and aHeight are pixels for |ImageDocument|,
+ // but could be in other units for other 'media', in which case you have to
+ // define format names accordingly.
+ void UpdateTitleAndCharset(const nsACString& aTypeStr, nsIChannel* aChannel,
+ const char* const* aFormatNames = sFormatNames,
+ int32_t aWidth = 0, int32_t aHeight = 0,
+ const nsAString& aStatus = u""_ns);
+
+ nsCOMPtr<nsIStringBundle> mStringBundle;
+ nsCOMPtr<nsIStringBundle> mStringBundleEnglish;
+ static const char* const sFormatNames[4];
+
+ private:
+ enum { eWithNoInfo, eWithFile, eWithDim, eWithDimAndFile };
+
+ // A boolean that indicates whether we did our initial document setup. This
+ // will be false initially, become true when we finish setting up the document
+ // during initial load and stay true thereafter.
+ bool mDidInitialDocumentSetup;
+};
+
+class MediaDocumentStreamListener : public nsIStreamListener,
+ public nsIThreadRetargetableStreamListener {
+ protected:
+ virtual ~MediaDocumentStreamListener();
+
+ public:
+ explicit MediaDocumentStreamListener(MediaDocument* aDocument);
+
+ NS_DECL_THREADSAFE_ISUPPORTS
+
+ NS_DECL_NSIREQUESTOBSERVER
+
+ NS_DECL_NSISTREAMLISTENER
+
+ NS_DECL_NSITHREADRETARGETABLESTREAMLISTENER
+
+ void DropDocumentRef() { mDocument = nullptr; }
+
+ RefPtr<MediaDocument> mDocument;
+ nsCOMPtr<nsIStreamListener> mNextStream;
+};
+
+} // namespace mozilla::dom
+
+#endif /* mozilla_dom_MediaDocument_h */