65 lines
1.9 KiB
Objective-C
65 lines
1.9 KiB
Objective-C
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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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 <UIKit/UIKit.h>
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#import <fabric/core/Props.h>
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#import <fabric/core/LayoutMetrics.h>
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#import <React/RCTPrimitives.h>
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NS_ASSUME_NONNULL_BEGIN
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/**
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* Represents a `UIView` instance managed by React.
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* All methods are non-@optional.
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* `UIView+ComponentViewProtocol` category provides default implementation
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* for all of them.
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*/
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@protocol RCTComponentViewProtocol <NSObject>
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/*
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* Called for mounting (attaching) a child component view inside `self`
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* component view.
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* Receiver must add `childComponentView` as a subview.
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*/
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- (void)mountChildComponentView:(UIView<RCTComponentViewProtocol> *)childComponentView
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index:(NSInteger)index;
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/*
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* Called for unmounting (detaching) a child component view from `self`
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* component view.
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* Receiver must remove `childComponentView` as a subview.
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*/
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- (void)unmountChildComponentView:(UIView<RCTComponentViewProtocol> *)childComponentView
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index:(NSInteger)index;
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/*
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* Called for updating component's props.
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* Receiver must update native view props accordingly changed props.
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*/
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- (void)updateProps:(facebook::react::SharedProps)props
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oldProps:(facebook::react::SharedProps)oldProps;
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/*
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* Called for updating component's layout metrics.
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* Receiver must update `UIView` layout-related fields (such as `frame`,
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* `bounds`, `layer.zPosition`, and so on) accordingly.
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*/
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- (void)updateLayoutMetrics:(facebook::react::LayoutMetrics)layoutMetrics
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oldLayoutMetrics:(facebook::react::LayoutMetrics)oldLayoutMetrics;
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/*
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* Called right after the component view is moved to a recycle pool.
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* Receiver must reset any local state and release associated
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* non-reusable resources.
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*/
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- (void)prepareForRecycle;
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@end
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NS_ASSUME_NONNULL_END
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