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https://github.com/zhigang1992/react-native.git
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1151c096da
Summary: This change drops the year from the copyright headers and the LICENSE file. Reviewed By: yungsters Differential Revision: D9727774 fbshipit-source-id: df4fc1e4390733fe774b1a160dd41b4a3d83302a
40 lines
981 B
C++
40 lines
981 B
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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#include "ScrollViewShadowNode.h"
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#include <fabric/core/LayoutMetrics.h>
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#include "ScrollViewLocalData.h"
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namespace facebook {
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namespace react {
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const char ScrollViewComponentName[] = "ScrollView";
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void ScrollViewShadowNode::updateLocalData() {
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ensureUnsealed();
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auto contentBoundingRect = Rect {};
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for (const auto &childNode : getLayoutableChildNodes()) {
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contentBoundingRect.unionInPlace(childNode->getLayoutMetrics().frame);
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}
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const auto &localData = std::make_shared<const ScrollViewLocalData>(contentBoundingRect);
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setLocalData(localData);
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}
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#pragma mark - LayoutableShadowNode
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void ScrollViewShadowNode::layout(LayoutContext layoutContext) {
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ConcreteViewShadowNode::layout(layoutContext);
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updateLocalData();
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}
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} // namespace react
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} // namespace facebook
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