48 lines
1.5 KiB
C++
48 lines
1.5 KiB
C++
/*
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* Copyright (c) Meta Platforms, Inc. and 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 <react/renderer/components/scrollview/ScrollViewEventEmitter.h>
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#include <react/renderer/components/scrollview/ScrollViewProps.h>
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#include <react/renderer/components/scrollview/ScrollViewState.h>
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#include <react/renderer/components/view/ConcreteViewShadowNode.h>
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#include <react/renderer/core/LayoutContext.h>
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#include <react/renderer/core/ShadowNodeFamily.h>
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namespace facebook::react {
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extern const char ScrollViewComponentName[];
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/*
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* `ShadowNode` for <ScrollView> component.
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*/
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class ScrollViewShadowNode final : public ConcreteViewShadowNode<
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ScrollViewComponentName,
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ScrollViewProps,
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ScrollViewEventEmitter,
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ScrollViewState> {
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public:
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using ConcreteViewShadowNode::ConcreteViewShadowNode;
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static ScrollViewState initialStateData(
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const Props::Shared& props,
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const ShadowNodeFamily::Shared& family,
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const ComponentDescriptor& componentDescriptor);
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#pragma mark - LayoutableShadowNode
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void layout(LayoutContext layoutContext) override;
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Point getContentOriginOffset(bool includeTransform) const override;
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private:
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void updateStateIfNeeded();
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void updateScrollContentOffsetIfNeeded();
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};
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} // namespace facebook::react
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