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71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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 mozilla_PendingFullscreenEvent_h_
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#define mozilla_PendingFullscreenEvent_h_
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#include "nsContentUtils.h"
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namespace mozilla {
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namespace dom {
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class Document;
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}
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enum class FullscreenEventType {
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Change,
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Error,
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};
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/*
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* Class for dispatching a fullscreen event. It should be queued and
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* invoked as part of "run the fullscreen steps" algorithm.
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*/
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class PendingFullscreenEvent {
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public:
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PendingFullscreenEvent(FullscreenEventType aType, dom::Document* aDocument,
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nsINode* aTarget)
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: mDocument(aDocument), mTarget(aTarget), mType(aType) {
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MOZ_ASSERT(aDocument);
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MOZ_ASSERT(aTarget);
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}
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dom::Document* Document() const { return mDocument; }
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void Dispatch() {
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#ifdef DEBUG
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MOZ_ASSERT(!mDispatched);
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mDispatched = true;
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#endif
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nsString name;
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switch (mType) {
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case FullscreenEventType::Change:
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name = u"fullscreenchange"_ns;
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break;
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case FullscreenEventType::Error:
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name = u"fullscreenerror"_ns;
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break;
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}
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nsINode* target = mTarget->GetComposedDoc() == mDocument ? mTarget.get()
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: mDocument.get();
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Unused << nsContentUtils::DispatchTrustedEvent(
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mDocument, target, name, CanBubble::eYes, Cancelable::eNo,
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Composed::eYes);
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}
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private:
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RefPtr<dom::Document> mDocument;
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nsCOMPtr<nsINode> mTarget;
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FullscreenEventType mType;
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#ifdef DEBUG
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bool mDispatched = false;
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#endif
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};
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} // namespace mozilla
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#endif // mozilla_PendingFullscreenEvent_h_
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