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react-native/React/Fabric/Mounting/ComponentViews/Root/RCTRootComponentView.mm
T
Valentin Shergin 00eab3d6fb Fabric: Introducing ComponentDescriptorProvider
Summary:
ComponentDescriptorProvider represents unified way to create a particular descriptor.
Now all ComponentViews (which support RCTComponentViewProtocol) expose a `ComponentDescriptorProvider` which will allow creating and registering ComponentDescriptor instances for all visual components automatically as a part of ComponentView registration process.
Don't panic, everything is still being as explicit as it always was, no magic involved; we just will have only one registration step instead of two parallel.

That also opens a way to register components on the fly.

Reviewed By: JoshuaGross

Differential Revision: D14963488

fbshipit-source-id: 9e9d9166fabaf7b30b35b8647faa6e3a19cd2435
2019-04-17 22:44:20 -07:00

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/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#import "RCTRootComponentView.h"
#import <react/components/root/RootComponentDescriptor.h>
#import <react/components/root/RootProps.h>
using namespace facebook::react;
@implementation RCTRootComponentView
- (instancetype)initWithFrame:(CGRect)frame
{
if (self = [super initWithFrame:frame]) {
static const auto defaultProps = std::make_shared<const RootProps>();
_props = defaultProps;
}
return self;
}
#pragma mark - RCTComponentViewProtocol
+ (ComponentDescriptorProvider)componentDescriptorProvider
{
return concreteComponentDescriptorProvider<RootComponentDescriptor>();
}
@end