mirror of
https://github.com/mozilla/gecko-dev.git
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a8939590de
The bulk of this commit was generated by running:
run-clang-tidy.py \
-checks='-*,llvm-namespace-comment' \
-header-filter=^/.../mozilla-central/.* \
-fix
40 lines
1.3 KiB
C++
40 lines
1.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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_widget_ContentHelper_h__
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#define __mozilla_widget_ContentHelper_h__
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#include "nsIFrame.h"
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#include "nsIWidget.h"
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#include "mozilla/layers/APZCTreeManager.h"
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namespace mozilla {
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namespace widget {
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/*
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* Allow different platform widgets to access Content/DOM stuff.
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*/
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class ContentHelper
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{
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typedef mozilla::layers::AllowedTouchBehavior AllowedTouchBehavior;
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typedef uint32_t TouchBehaviorFlags;
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private:
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static void UpdateAllowedBehavior(uint32_t aTouchActionValue, bool aConsiderPanning, TouchBehaviorFlags& aOutBehavior);
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public:
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/*
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* Performs hit testing on content, finds frame that corresponds to the aPoint and retrieves
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* touch-action css property value from it according the rules specified in the spec:
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* http://www.w3.org/TR/pointerevents/#the-touch-action-css-property.
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*/
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static TouchBehaviorFlags GetAllowedTouchBehavior(nsIWidget* aWidget, const LayoutDeviceIntPoint& aPoint);
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};
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} // namespace widget
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} // namespace mozilla
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#endif /*__mozilla_widget_ContentHelper_h__ */
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