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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /dom/html/VideoDocument.cpp | |
parent | Initial commit. (diff) | |
download | firefox-upstream.tar.xz firefox-upstream.zip |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | dom/html/VideoDocument.cpp | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/dom/html/VideoDocument.cpp b/dom/html/VideoDocument.cpp new file mode 100644 index 0000000000..bcdfbd9cfc --- /dev/null +++ b/dom/html/VideoDocument.cpp @@ -0,0 +1,156 @@ +/* -*- 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/. */ + +#include "MediaDocument.h" +#include "nsGkAtoms.h" +#include "nsNodeInfoManager.h" +#include "nsContentCreatorFunctions.h" +#include "mozilla/dom/HTMLMediaElement.h" +#include "DocumentInlines.h" +#include "nsContentUtils.h" +#include "mozilla/dom/Element.h" + +namespace mozilla::dom { + +class VideoDocument final : public MediaDocument { + public: + enum MediaDocumentKind MediaDocumentKind() const override { + return MediaDocumentKind::Video; + } + + virtual nsresult StartDocumentLoad(const char* aCommand, nsIChannel* aChannel, + nsILoadGroup* aLoadGroup, + nsISupports* aContainer, + nsIStreamListener** aDocListener, + bool aReset = true) override; + virtual void SetScriptGlobalObject( + nsIScriptGlobalObject* aScriptGlobalObject) override; + + virtual void Destroy() override { + if (mStreamListener) { + mStreamListener->DropDocumentRef(); + } + MediaDocument::Destroy(); + } + + nsresult StartLayout() override; + + protected: + nsresult CreateVideoElement(); + // Sets document <title> to reflect the file name and description. + void UpdateTitle(nsIChannel* aChannel); + + RefPtr<MediaDocumentStreamListener> mStreamListener; +}; + +nsresult VideoDocument::StartDocumentLoad( + const char* aCommand, nsIChannel* aChannel, nsILoadGroup* aLoadGroup, + nsISupports* aContainer, nsIStreamListener** aDocListener, bool aReset) { + nsresult rv = MediaDocument::StartDocumentLoad( + aCommand, aChannel, aLoadGroup, aContainer, aDocListener, aReset); + NS_ENSURE_SUCCESS(rv, rv); + + mStreamListener = new MediaDocumentStreamListener(this); + NS_ADDREF(*aDocListener = mStreamListener); + return rv; +} + +nsresult VideoDocument::StartLayout() { + // Create video element, and begin loading the media resource. Note we + // delay creating the video element until now (we're called from + // MediaDocumentStreamListener::OnStartRequest) as the PresShell is likely + // to have been created by now, so the MediaDecoder will be able to tell + // what kind of compositor we have, so the video element knows whether + // it can create a hardware accelerated video decoder or not. + nsresult rv = CreateVideoElement(); + NS_ENSURE_SUCCESS(rv, rv); + + rv = MediaDocument::StartLayout(); + NS_ENSURE_SUCCESS(rv, rv); + + return NS_OK; +} + +void VideoDocument::SetScriptGlobalObject( + nsIScriptGlobalObject* aScriptGlobalObject) { + // Set the script global object on the superclass before doing + // anything that might require it.... + MediaDocument::SetScriptGlobalObject(aScriptGlobalObject); + + if (aScriptGlobalObject && !InitialSetupHasBeenDone()) { + DebugOnly<nsresult> rv = CreateSyntheticDocument(); + NS_ASSERTION(NS_SUCCEEDED(rv), "failed to create synthetic video document"); + + if (!nsContentUtils::IsChildOfSameType(this)) { + LinkStylesheet(nsLiteralString( + u"resource://content-accessible/TopLevelVideoDocument.css")); + LinkScript(u"chrome://global/content/TopLevelVideoDocument.js"_ns); + } + InitialSetupDone(); + } +} + +nsresult VideoDocument::CreateVideoElement() { + RefPtr<Element> body = GetBodyElement(); + if (!body) { + NS_WARNING("no body on video document!"); + return NS_ERROR_FAILURE; + } + + // make content + RefPtr<mozilla::dom::NodeInfo> nodeInfo; + nodeInfo = mNodeInfoManager->GetNodeInfo( + nsGkAtoms::video, nullptr, kNameSpaceID_XHTML, nsINode::ELEMENT_NODE); + + RefPtr<HTMLMediaElement> element = static_cast<HTMLMediaElement*>( + NS_NewHTMLVideoElement(nodeInfo.forget(), NOT_FROM_PARSER)); + if (!element) return NS_ERROR_OUT_OF_MEMORY; + element->SetAutoplay(true, IgnoreErrors()); + element->SetControls(true, IgnoreErrors()); + element->LoadWithChannel(mChannel, + getter_AddRefs(mStreamListener->mNextStream)); + UpdateTitle(mChannel); + + if (nsContentUtils::IsChildOfSameType(this)) { + // Video documents that aren't toplevel should fill their frames and + // not have margins + element->SetAttr( + kNameSpaceID_None, nsGkAtoms::style, + nsLiteralString( + u"position:absolute; top:0; left:0; width:100%; height:100%"), + true); + } + + ErrorResult rv; + body->AppendChildTo(element, false, rv); + return rv.StealNSResult(); +} + +void VideoDocument::UpdateTitle(nsIChannel* aChannel) { + if (!aChannel) return; + + nsAutoString fileName; + GetFileName(fileName, aChannel); + IgnoredErrorResult ignored; + SetTitle(fileName, ignored); +} + +} // namespace mozilla::dom + +nsresult NS_NewVideoDocument(mozilla::dom::Document** aResult) { + auto* doc = new mozilla::dom::VideoDocument(); + + NS_ADDREF(doc); + nsresult rv = doc->Init(); + + if (NS_FAILED(rv)) { + NS_RELEASE(doc); + } + + *aResult = doc; + + return rv; +} |