83 lines
2.1 KiB
Mathematica
83 lines
2.1 KiB
Mathematica
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/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#import "RCTModalHostView.h"
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#import "RCTAssert.h"
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#import "RCTBridge.h"
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#import "RCTModalHostViewController.h"
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#import "RCTTouchHandler.h"
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#import "RCTUIManager.h"
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#import "UIView+React.h"
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@implementation RCTModalHostView
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{
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RCTBridge *_bridge;
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BOOL _hasModalView;
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RCTModalHostViewController *_modalViewController;
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RCTTouchHandler *_touchHandler;
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}
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RCT_NOT_IMPLEMENTED(-initWithFrame:(CGRect)frame)
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- (instancetype)initWithBridge:(RCTBridge *)bridge
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{
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if ((self = [super initWithFrame:CGRectZero])) {
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_bridge = bridge;
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_modalViewController = [[RCTModalHostViewController alloc] init];
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_touchHandler = [[RCTTouchHandler alloc] initWithBridge:bridge];
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__weak RCTModalHostView *weakSelf = self;
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_modalViewController.boundsDidChangeBlock = ^(CGRect newBounds) {
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[weakSelf notifyForBoundsChange:newBounds];
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};
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}
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return self;
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}
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- (void)notifyForBoundsChange:(CGRect)newBounds
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{
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if (_hasModalView) {
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[_bridge.uiManager setFrame:newBounds forView:_modalViewController.view];
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}
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}
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- (NSArray *)reactSubviews
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{
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return _hasModalView ? @[_modalViewController.view] : @[];
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}
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- (void)insertReactSubview:(UIView *)subview atIndex:(__unused NSInteger)atIndex
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{
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[subview addGestureRecognizer:_touchHandler];
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_modalViewController.view = subview;
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_hasModalView = YES;
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}
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- (void)removeReactSubview:(UIView *)subview
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{
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RCTAssert(subview == _modalViewController.view, @"Cannot remove view other than modal view");
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_modalViewController.view = nil;
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_hasModalView = NO;
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}
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- (void)didMoveToSuperview
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{
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[super didMoveToSuperview];
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if (self.superview) {
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[self.backingViewController presentViewController:_modalViewController animated:self.animated completion:nil];
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} else {
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[_modalViewController dismissViewControllerAnimated:self.animated completion:nil];
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}
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}
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@end
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