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c70abb393f
Summary: This change implements `onLayoutOnly` for regular bare <View> component (*not* for its descendants!) After this view flattening is actually starting working for all platforms. Reviewed By: mdvacca Differential Revision: D9511001 fbshipit-source-id: 3562dd1b7570a064150f100cc2e1bc4220b81290
44 lines
1.1 KiB
C++
44 lines
1.1 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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#include "ViewShadowNode.h"
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namespace facebook {
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namespace react {
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const char ViewComponentName[] = "View";
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bool ViewShadowNode::isLayoutOnly() const {
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#ifdef ANDROID
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// This feature is not properly tested on Android yet.
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return false;
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#else
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const auto &viewProps = *std::static_pointer_cast<const ViewProps>(props_);
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return
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// Event listeners
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!viewProps.onLayout &&
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// Generic Props
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viewProps.nativeId.empty() &&
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// Accessibility Props
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!viewProps.accessible &&
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// Style Props
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viewProps.yogaStyle.overflow == YGOverflowVisible &&
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viewProps.opacity == 1.0 &&
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!viewProps.backgroundColor &&
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!viewProps.foregroundColor &&
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!viewProps.shadowColor &&
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viewProps.transform == Transform {} &&
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viewProps.zIndex == 0 &&
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// Layout Metrics
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getLayoutMetrics().borderWidth == EdgeInsets {};
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#endif
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}
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} // namespace react
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} // namespace facebook
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