From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- gfx/layers/apz/src/KeyboardScrollAction.h | 48 +++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 gfx/layers/apz/src/KeyboardScrollAction.h (limited to 'gfx/layers/apz/src/KeyboardScrollAction.h') diff --git a/gfx/layers/apz/src/KeyboardScrollAction.h b/gfx/layers/apz/src/KeyboardScrollAction.h new file mode 100644 index 0000000000..780006c1b3 --- /dev/null +++ b/gfx/layers/apz/src/KeyboardScrollAction.h @@ -0,0 +1,48 @@ +/* -*- 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_layers_KeyboardScrollAction_h +#define mozilla_layers_KeyboardScrollAction_h + +#include // for uint8_t + +#include "mozilla/ScrollTypes.h" +#include "mozilla/DefineEnum.h" // for MOZ_DEFINE_ENUM + +namespace mozilla { +namespace layers { + +/** + * This class represents a scrolling action to be performed on a scrollable + * layer. + */ +struct KeyboardScrollAction final { + public: + // clang-format off + MOZ_DEFINE_ENUM_WITH_BASE_AT_CLASS_SCOPE( + KeyboardScrollActionType, uint8_t, ( + eScrollCharacter, + eScrollLine, + eScrollPage, + eScrollComplete + )); + // clang-format on + + static ScrollUnit GetScrollUnit(KeyboardScrollActionType aDeltaType); + + KeyboardScrollAction(); + KeyboardScrollAction(KeyboardScrollActionType aType, bool aForward); + + // The type of scroll to perform for this action + KeyboardScrollActionType mType; + // Whether to scroll forward or backward along the axis of this action type + bool mForward; +}; + +} // namespace layers +} // namespace mozilla + +#endif // mozilla_layers_KeyboardScrollAction_h -- cgit v1.2.3