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 --- layout/base/PositionedEventTargeting.h | 41 ++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 layout/base/PositionedEventTargeting.h (limited to 'layout/base/PositionedEventTargeting.h') diff --git a/layout/base/PositionedEventTargeting.h b/layout/base/PositionedEventTargeting.h new file mode 100644 index 0000000000..da7313e394 --- /dev/null +++ b/layout/base/PositionedEventTargeting.h @@ -0,0 +1,41 @@ +/* -*- 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_PositionedEventTargeting_h +#define mozilla_PositionedEventTargeting_h + +#include +#include "mozilla/EventForwards.h" +#include "RelativeTo.h" + +class nsIFrame; +struct nsPoint; + +namespace mozilla { + +enum { INPUT_IGNORE_ROOT_SCROLL_FRAME = 0x01 }; +/** + * Finds the target frame for a pointer event given the event type and location. + * This can look for frames within a rectangle surrounding the actual location + * that are suitable targets, to account for inaccurate pointing devices. + */ +nsIFrame* FindFrameTargetedByInputEvent( + WidgetGUIEvent* aEvent, RelativeTo aRootFrame, + const nsPoint& aPointRelativeToRootFrame, uint32_t aFlags = 0); + +class MOZ_RAII EventRetargetSuppression { + public: + EventRetargetSuppression(); + ~EventRetargetSuppression(); + static bool IsActive(); + + private: + static uint32_t sSuppressionCount; +}; + +} // namespace mozilla + +#endif /* mozilla_PositionedEventTargeting_h */ -- cgit v1.2.3