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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /layout/base/ZoomConstraintsClient.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | layout/base/ZoomConstraintsClient.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/layout/base/ZoomConstraintsClient.h b/layout/base/ZoomConstraintsClient.h new file mode 100644 index 0000000000..3f80ca7558 --- /dev/null +++ b/layout/base/ZoomConstraintsClient.h @@ -0,0 +1,55 @@ +/* -*- 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 ZoomConstraintsClient_h_ +#define ZoomConstraintsClient_h_ + +#include "mozilla/layers/ScrollableLayerGuid.h" +#include "mozilla/layers/ZoomConstraints.h" +#include "mozilla/Maybe.h" +#include "nsCOMPtr.h" +#include "nsIDOMEventListener.h" +#include "nsIObserver.h" + +namespace mozilla { +class PresShell; +namespace dom { +class Document; +class EventTarget; +} // namespace dom +} // namespace mozilla + +class ZoomConstraintsClient final : public nsIDOMEventListener, + public nsIObserver { + public: + NS_DECL_ISUPPORTS + NS_DECL_NSIDOMEVENTLISTENER + NS_DECL_NSIOBSERVER + + ZoomConstraintsClient(); + + private: + ~ZoomConstraintsClient(); + + public: + void Init(mozilla::PresShell* aPresShell, mozilla::dom::Document* aDocument); + void Destroy(); + void ScreenSizeChanged(); + + bool GetAllowZoom() const { return mZoomConstraints.mAllowZoom; } + + private: + void RefreshZoomConstraints(); + + RefPtr<mozilla::dom::Document> mDocument; + // raw ref since the presShell owns this + mozilla::PresShell* MOZ_NON_OWNING_REF mPresShell; + nsCOMPtr<mozilla::dom::EventTarget> mEventTarget; + mozilla::Maybe<mozilla::layers::ScrollableLayerGuid> mGuid; + mozilla::layers::ZoomConstraints mZoomConstraints; +}; + +#endif |