84 lines
2.1 KiB
Mathematica
84 lines
2.1 KiB
Mathematica
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/*
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* Copyright (c) Meta Platforms, Inc. and 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 "RCTWrapperViewController.h"
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#import <UIKit/UIScrollView.h>
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#import "RCTAutoInsetsProtocol.h"
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#import "RCTUtils.h"
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#import "UIView+React.h"
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@implementation RCTWrapperViewController {
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UIView *_wrapperView;
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UIView *_contentView;
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CGFloat _previousTopInset;
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CGFloat _previousBottomInset;
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CGFloat _currentTopInset;
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CGFloat _currentBottomInset;
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}
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- (instancetype)initWithContentView:(UIView *)contentView
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{
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RCTAssertParam(contentView);
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if ((self = [super initWithNibName:nil bundle:nil])) {
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_contentView = contentView;
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self.automaticallyAdjustsScrollViewInsets = NO;
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}
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return self;
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}
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RCT_NOT_IMPLEMENTED(-(instancetype)initWithNibName : (NSString *)nn bundle : (NSBundle *)nb)
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RCT_NOT_IMPLEMENTED(-(instancetype)initWithCoder : (NSCoder *)aDecoder)
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- (void)viewWillLayoutSubviews
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{
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[super viewWillLayoutSubviews];
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_currentTopInset = self.view.safeAreaInsets.top;
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_currentBottomInset = self.view.safeAreaInsets.bottom;
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}
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static BOOL RCTFindScrollViewAndRefreshContentInsetInView(UIView *view)
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{
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if ([view conformsToProtocol:@protocol(RCTAutoInsetsProtocol)]) {
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[(id<RCTAutoInsetsProtocol>)view refreshContentInset];
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return YES;
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}
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for (UIView *subview in view.subviews) {
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if (RCTFindScrollViewAndRefreshContentInsetInView(subview)) {
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return YES;
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}
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}
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return NO;
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}
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- (void)viewDidLayoutSubviews
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{
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[super viewDidLayoutSubviews];
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if (_previousTopInset != _currentTopInset || _previousBottomInset != _currentBottomInset) {
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RCTFindScrollViewAndRefreshContentInsetInView(_contentView);
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_previousTopInset = _currentTopInset;
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_previousBottomInset = _currentBottomInset;
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}
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}
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- (void)loadView
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{
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// Add a wrapper so that the wrapper view managed by the
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// UINavigationController doesn't end up resetting the frames for
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//`contentView` which is a react-managed view.
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_wrapperView = [[UIView alloc] initWithFrame:_contentView.bounds];
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[_wrapperView addSubview:_contentView];
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self.view = _wrapperView;
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}
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@end
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