From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- dom/base/AutoSuppressEventHandlingAndSuspend.h | 66 ++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 dom/base/AutoSuppressEventHandlingAndSuspend.h (limited to 'dom/base/AutoSuppressEventHandlingAndSuspend.h') diff --git a/dom/base/AutoSuppressEventHandlingAndSuspend.h b/dom/base/AutoSuppressEventHandlingAndSuspend.h new file mode 100644 index 0000000000..6f23fce475 --- /dev/null +++ b/dom/base/AutoSuppressEventHandlingAndSuspend.h @@ -0,0 +1,66 @@ +/* -*- 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 dom_base_AutoSuppressEventHandlingAndSuspend_h +#define dom_base_AutoSuppressEventHandlingAndSuspend_h + +#include "mozilla/dom/BrowsingContext.h" +#include "mozilla/dom/BrowsingContextGroup.h" +#include "mozilla/dom/Document.h" +#include "nsCOMPtr.h" +#include "nsPIDOMWindow.h" +#include "nsTArray.h" + +namespace mozilla::dom { + +/** + * Suppresses event handling and suspends for all in-process documents in a + * BrowsingContext subtree. + */ +class MOZ_RAII AutoSuppressEventHandling : public AutoWalkBrowsingContextGroup { + public: + AutoSuppressEventHandling() = default; + + explicit AutoSuppressEventHandling(BrowsingContext* aContext) { + if (aContext) { + SuppressBrowsingContext(aContext); + } + } + + ~AutoSuppressEventHandling(); + + protected: + virtual void SuppressDocument(Document* aDocument) override; + void UnsuppressDocument(Document* aDocument) override; +}; + +/** + * Suppresses event handling and suspends the active inner window for all + * in-process documents in a BrowsingContextGroup. This should be used while + * spinning the event loop for a synchronous operation (like `window.open()`) + * which affects operations in any other window in the same BrowsingContext + * group. + */ +class MOZ_RAII AutoSuppressEventHandlingAndSuspend + : private AutoSuppressEventHandling { + public: + explicit AutoSuppressEventHandlingAndSuspend(BrowsingContextGroup* aGroup) { + if (aGroup) { + SuppressBrowsingContextGroup(aGroup); + } + } + + ~AutoSuppressEventHandlingAndSuspend(); + + protected: + void SuppressDocument(Document* aDocument) override; + + private: + AutoTArray, 16> mWindows; +}; +} // namespace mozilla::dom + +#endif -- cgit v1.2.3