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
103 lines
2.7 KiB
Plaintext
103 lines
2.7 KiB
Plaintext
/*
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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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#import "RCTSafeAreaViewComponentView.h"
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#import <React/RCTUtils.h>
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#import <react/renderer/components/safeareaview/SafeAreaViewComponentDescriptor.h>
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#import <react/renderer/components/safeareaview/SafeAreaViewState.h>
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#import "FBRCTFabricComponentsPlugins.h"
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#import "RCTConversions.h"
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#import "RCTFabricComponentsPlugins.h"
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using namespace facebook::react;
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@implementation RCTSafeAreaViewComponentView {
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SafeAreaViewShadowNode::ConcreteState::Shared _state;
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EdgeInsets _lastPaddingStateWasUpdatedWith;
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}
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- (instancetype)initWithFrame:(CGRect)frame
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{
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if (self = [super initWithFrame:frame]) {
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static auto const defaultProps = std::make_shared<SafeAreaViewProps const>();
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_props = defaultProps;
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self.clipsToBounds = YES;
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}
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return self;
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}
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- (UIEdgeInsets)_safeAreaInsets
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{
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if (@available(iOS 11.0, tvOS 11.0, *)) {
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return self.safeAreaInsets;
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}
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return UIEdgeInsetsZero;
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}
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- (void)safeAreaInsetsDidChange
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{
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[super safeAreaInsetsDidChange];
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[self _updateStateIfNecessary];
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}
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- (void)_updateStateIfNecessary
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{
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if (!_state) {
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return;
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}
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UIEdgeInsets insets = [self _safeAreaInsets];
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insets.left = RCTRoundPixelValue(insets.left);
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insets.top = RCTRoundPixelValue(insets.top);
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insets.right = RCTRoundPixelValue(insets.right);
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insets.bottom = RCTRoundPixelValue(insets.bottom);
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auto newPadding = RCTEdgeInsetsFromUIEdgeInsets(insets);
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auto threshold = 1.0 / RCTScreenScale() + 0.01; // Size of a pixel plus some small threshold.
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auto deltaPadding = newPadding - _lastPaddingStateWasUpdatedWith;
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if (std::abs(deltaPadding.left) < threshold && std::abs(deltaPadding.top) < threshold &&
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std::abs(deltaPadding.right) < threshold && std::abs(deltaPadding.bottom) < threshold) {
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return;
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}
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_lastPaddingStateWasUpdatedWith = newPadding;
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_state->updateState(SafeAreaViewState{newPadding});
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}
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#pragma mark - RCTComponentViewProtocol
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- (void)updateState:(facebook::react::State::Shared const &)state
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oldState:(facebook::react::State::Shared const &)oldState
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{
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_state = std::static_pointer_cast<SafeAreaViewShadowNode::ConcreteState const>(state);
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[self _updateStateIfNecessary];
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}
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- (void)prepareForRecycle
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{
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[super prepareForRecycle];
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_state.reset();
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_lastPaddingStateWasUpdatedWith = {};
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}
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+ (ComponentDescriptorProvider)componentDescriptorProvider
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{
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return concreteComponentDescriptorProvider<SafeAreaViewComponentDescriptor>();
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}
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@end
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Class<RCTComponentViewProtocol> RCTSafeAreaViewCls(void)
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{
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return RCTSafeAreaViewComponentView.class;
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}
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