75 lines
2.4 KiB
Mathematica
75 lines
2.4 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 <React/RCTInputAccessoryViewContent.h>
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#import <React/UIView+React.h>
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@implementation RCTInputAccessoryViewContent {
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UIView *_safeAreaContainer;
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NSLayoutConstraint *_heightConstraint;
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}
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- (instancetype)init
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{
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if (self = [super init]) {
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_safeAreaContainer = [UIView new];
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[self addSubview:_safeAreaContainer];
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// Use autolayout to position the view properly and take into account
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// safe area insets on iPhone X.
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// TODO: Support rotation, anchor to left and right without breaking frame x coordinate (T27974328).
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self.autoresizingMask = UIViewAutoresizingFlexibleHeight;
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_safeAreaContainer.translatesAutoresizingMaskIntoConstraints = NO;
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_heightConstraint = [_safeAreaContainer.heightAnchor constraintEqualToConstant:0];
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_heightConstraint.active = YES;
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[_safeAreaContainer.bottomAnchor constraintEqualToAnchor:self.safeAreaLayoutGuide.bottomAnchor].active = YES;
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[_safeAreaContainer.topAnchor constraintEqualToAnchor:self.safeAreaLayoutGuide.topAnchor].active = YES;
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[_safeAreaContainer.leadingAnchor constraintEqualToAnchor:self.safeAreaLayoutGuide.leadingAnchor].active = YES;
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[_safeAreaContainer.trailingAnchor constraintEqualToAnchor:self.safeAreaLayoutGuide.trailingAnchor].active = YES;
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}
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return self;
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}
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- (CGSize)intrinsicContentSize
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{
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// This is needed so the view size is based on autolayout constraints.
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return CGSizeZero;
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}
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- (void)reactSetFrame:(CGRect)frame
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{
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// We still need to set the frame here, otherwise it won't be
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// measured until moved to the window during the keyboard opening
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// animation. If this happens, the height will be animated from 0 to
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// its actual size and we don't want that.
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[self setFrame:frame];
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[_safeAreaContainer setFrame:frame];
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_heightConstraint.constant = frame.size.height;
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[self layoutIfNeeded];
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}
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- (void)insertReactSubview:(UIView *)subview atIndex:(NSInteger)index
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{
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[super insertReactSubview:subview atIndex:index];
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[_safeAreaContainer insertSubview:subview atIndex:index];
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}
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- (void)removeReactSubview:(UIView *)subview
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{
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[super removeReactSubview:subview];
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[subview removeFromSuperview];
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if ([[_safeAreaContainer subviews] count] == 0 && [self isFirstResponder]) {
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[self resignFirstResponder];
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}
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}
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@end
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