mirror of
https://github.com/facebook/react-native.git
synced 2025-11-01 09:14:26 +00:00
David Vacca
3093010ea5
Summary: This diff moves fabric C++ code from ReactCommon/fabric to ReactCommon/react/renderer As part of this diff I also refactored components, codegen and callsites on CatalystApp, FB4A and venice Script: P137350694 changelog: [internal] internal refactor Reviewed By: fkgozali Differential Revision: D22852139 fbshipit-source-id: f85310ba858b6afd81abfd9cbe6d70b28eca7415
53 lines
1.4 KiB
C++
53 lines
1.4 KiB
C++
/*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#pragma once
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#include <memory>
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#include <folly/dynamic.h>
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#include <react/renderer/components/view/ViewEventEmitter.h>
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#include <react/renderer/core/EventEmitter.h>
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#include <react/renderer/graphics/Geometry.h>
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namespace facebook {
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namespace react {
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class ScrollViewMetrics {
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public:
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Size contentSize;
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Point contentOffset;
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EdgeInsets contentInset;
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Size containerSize;
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Float zoomScale;
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};
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class ScrollViewEventEmitter;
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using SharedScrollViewEventEmitter =
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std::shared_ptr<const ScrollViewEventEmitter>;
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class ScrollViewEventEmitter : public ViewEventEmitter {
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public:
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using ViewEventEmitter::ViewEventEmitter;
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void onScroll(const ScrollViewMetrics &scrollViewMetrics) const;
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void onScrollBeginDrag(const ScrollViewMetrics &scrollViewMetrics) const;
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void onScrollEndDrag(const ScrollViewMetrics &scrollViewMetrics) const;
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void onMomentumScrollBegin(const ScrollViewMetrics &scrollViewMetrics) const;
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void onMomentumScrollEnd(const ScrollViewMetrics &scrollViewMetrics) const;
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private:
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void dispatchScrollViewEvent(
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const std::string &name,
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const ScrollViewMetrics &scrollViewMetrics,
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EventPriority priority = EventPriority::AsynchronousBatched) const;
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};
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} // namespace react
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} // namespace facebook
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