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- #import "RNNRootViewController.h"
- #import <React/RCTConvert.h>
- #import "RNNAnimator.h"
- #import "RNNCustomTitleView.h"
- #import "RNNPushAnimation.h"
- #import "RNNReactView.h"
- #import "RNNParentProtocol.h"
- #import "RNNTitleViewHelper.h"
-
- @interface RNNRootViewController() {
- RNNReactView* _customTitleView;
- UIView* _customTopBar;
- UIView* _customTopBarBackground;
- BOOL _isBeingPresented;
- }
-
- @property (nonatomic, copy) RNNReactViewReadyCompletionBlock reactViewReadyBlock;
-
- @end
-
- @implementation RNNRootViewController
-
- @synthesize previewCallback;
-
- - (instancetype)initWithLayoutInfo:(RNNLayoutInfo *)layoutInfo rootViewCreator:(id<RNNRootViewCreator>)creator eventEmitter:(RNNEventEmitter *)eventEmitter presenter:(RNNViewControllerPresenter *)presenter options:(RNNNavigationOptions *)options defaultOptions:(RNNNavigationOptions *)defaultOptions {
- self = [super init];
-
- self.layoutInfo = layoutInfo;
- self.creator = creator;
- if (self.creator) {
- self.view = [creator createRootView:self.layoutInfo.name rootViewId:self.layoutInfo.componentId];
- [[NSNotificationCenter defaultCenter] addObserver:self
- selector:@selector(reactViewReady)
- name: @"RCTContentDidAppearNotification"
- object:nil];
- }
-
- self.eventEmitter = eventEmitter;
- self.presenter = presenter;
- [self.presenter bindViewController:self viewCreator:self.creator];
- self.options = options;
- self.defaultOptions = defaultOptions;
-
- [self.presenter applyOptionsOnInit:self.resolveOptions];
-
- self.animator = [[RNNAnimator alloc] initWithTransitionOptions:self.resolveOptions.customTransition];
-
- [[NSNotificationCenter defaultCenter] addObserver:self
- selector:@selector(onJsReload)
- name:RCTJavaScriptWillStartLoadingNotification
- object:nil];
- self.navigationController.delegate = self;
-
- return self;
- }
-
- - (instancetype)initExternalComponentWithLayoutInfo:(RNNLayoutInfo *)layoutInfo eventEmitter:(RNNEventEmitter *)eventEmitter presenter:(RNNViewControllerPresenter *)presenter options:(RNNNavigationOptions *)options defaultOptions:(RNNNavigationOptions *)defaultOptions {
- self = [self initWithLayoutInfo:layoutInfo rootViewCreator:nil eventEmitter:eventEmitter presenter:presenter options:options defaultOptions:defaultOptions];
- return self;
- }
-
- - (void)bindViewController:(UIViewController *)viewController {
- [self addChildViewController:viewController];
- [self.view addSubview:viewController.view];
- [viewController didMoveToParentViewController:self];
- }
-
- - (void)willMoveToParentViewController:(UIViewController *)parent {
- if (parent) {
- [_presenter applyOptionsOnWillMoveToParentViewController:self.resolveOptions];
- }
- }
-
- - (void)mergeOptions:(RNNNavigationOptions *)options {
- [_presenter mergeOptions:options currentOptions:self.options defaultOptions:self.defaultOptions];
- [((UIViewController<RNNLayoutProtocol> *)self.parentViewController) mergeOptions:options];
-
- [self initCustomViews];
- }
-
- - (void)overrideOptions:(RNNNavigationOptions *)options {
- [self.options overrideOptions:options];
- }
-
- - (void)viewWillAppear:(BOOL)animated{
- [super viewWillAppear:animated];
- _isBeingPresented = YES;
-
- [_presenter applyOptions:self.resolveOptions];
- [((UIViewController<RNNParentProtocol> *)self.parentViewController) onChildWillAppear];
-
- [self initCustomViews];
- }
-
- - (RNNNavigationOptions *)resolveOptions {
- return [self.options withDefault:self.defaultOptions];
- }
-
- -(void)viewDidAppear:(BOOL)animated {
- [super viewDidAppear:animated];
- [self.eventEmitter sendComponentDidAppear:self.layoutInfo.componentId componentName:self.layoutInfo.name];
- }
-
- - (void)viewWillDisappear:(BOOL)animated {
- [super viewWillDisappear:animated];
- _isBeingPresented = NO;
- }
-
- - (void)viewDidDisappear:(BOOL)animated {
- [super viewDidDisappear:animated];
- [self.eventEmitter sendComponentDidDisappear:self.layoutInfo.componentId componentName:self.layoutInfo.name];
- }
-
- - (void)reactViewReady {
- if (_reactViewReadyBlock) {
- _reactViewReadyBlock();
- _reactViewReadyBlock = nil;
- }
-
- [[NSNotificationCenter defaultCenter] removeObserver:self name:@"RCTContentDidAppearNotification" object:nil];
- }
-
-
- - (void)waitForReactViewRender:(BOOL)wait perform:(RNNReactViewReadyCompletionBlock)readyBlock {
- if (wait && !self.isExternalViewController) {
- [self onReactViewReady:readyBlock];
- } else {
- readyBlock();
- }
- }
-
- - (UIViewController *)getCurrentChild {
- return self;
- }
-
- - (UIViewController<RNNLeafProtocol> *)getCurrentLeaf {
- return self;
- }
-
- - (void)onReactViewReady:(RNNReactViewReadyCompletionBlock)readyBlock {
- if (self.isExternalViewController) {
- readyBlock();
- } else {
- self.reactViewReadyBlock = readyBlock;
- }
- }
-
- -(void)updateSearchResultsForSearchController:(UISearchController *)searchController {
- [self.eventEmitter sendOnSearchBarUpdated:self.layoutInfo.componentId
- text:searchController.searchBar.text
- isFocused:searchController.searchBar.isFirstResponder];
- }
-
- - (void)searchBarCancelButtonClicked:(UISearchBar *)searchBar {
- [self.eventEmitter sendOnSearchBarCancelPressed:self.layoutInfo.componentId];
- }
-
- - (void)initCustomViews {
- [self setCustomNavigationTitleView];
- [self setCustomNavigationBarView];
- [self setCustomNavigationComponentBackground];
-
- if (!_customTitleView) {
- [self setTitleViewWithSubtitle];
- }
- }
-
- - (void)setTitleViewWithSubtitle {
- if (self.resolveOptions.topBar.subtitle.text.hasValue) {
- RNNTitleViewHelper* titleViewHelper = [[RNNTitleViewHelper alloc] initWithTitleViewOptions:self.resolveOptions.topBar.title subTitleOptions:self.resolveOptions.topBar.subtitle viewController:self];
- [titleViewHelper setup];
- }
- }
-
- - (void)setCustomNavigationTitleView {
- if (!_customTitleView && _isBeingPresented) {
- if (self.resolveOptions.topBar.title.component.name.hasValue) {
- _customTitleView = (RNNReactView*)[_creator createRootViewFromComponentOptions:self.resolveOptions.topBar.title.component];
- _customTitleView.backgroundColor = UIColor.clearColor;
- NSString* alignment = [self.resolveOptions.topBar.title.component.alignment getWithDefaultValue:@""];
- [_customTitleView setAlignment:alignment];
- BOOL isCenter = [alignment isEqualToString:@"center"];
- __weak RNNReactView *weakTitleView = _customTitleView;
- CGRect frame = self.navigationController.navigationBar.bounds;
- [_customTitleView setFrame:frame];
- [_customTitleView setRootViewDidChangeIntrinsicSize:^(CGSize intrinsicContentSize) {
- if (isCenter) {
- [weakTitleView setFrame:CGRectMake(0, 0, intrinsicContentSize.width, intrinsicContentSize.height)];
- } else {
- [weakTitleView setFrame:frame];
- }
- }];
-
- self.navigationItem.titleView = _customTitleView;
- }
- } else if (_customTitleView && _customTitleView.superview == nil) {
- if ([self.navigationItem.title isKindOfClass:[RNNCustomTitleView class]] && !_customTitleView) {
- self.navigationItem.title = nil;
- }
- self.navigationItem.titleView = _customTitleView;
- }
- }
-
- - (void)setCustomNavigationBarView {
- if (!_customTopBar) {
- if (self.resolveOptions.topBar.component.name.hasValue) {
- RCTRootView *reactView = (RCTRootView*)[_creator createRootViewFromComponentOptions:self.resolveOptions.topBar.component];
-
- _customTopBar = [[RNNCustomTitleView alloc] initWithFrame:self.navigationController.navigationBar.bounds subView:reactView alignment:@"fill"];
- reactView.backgroundColor = UIColor.clearColor;
- _customTopBar.backgroundColor = UIColor.clearColor;
- [self.navigationController.navigationBar addSubview:_customTopBar];
- } else if ([[self.navigationController.navigationBar.subviews lastObject] isKindOfClass:[RNNCustomTitleView class]] && !_customTopBar) {
- [[self.navigationController.navigationBar.subviews lastObject] removeFromSuperview];
- }
- } else if (_customTopBar && _customTopBar.superview == nil) {
- if ([[self.navigationController.navigationBar.subviews lastObject] isKindOfClass:[RNNCustomTitleView class]] && !_customTopBar) {
- [[self.navigationController.navigationBar.subviews lastObject] removeFromSuperview];
- }
- [self.navigationController.navigationBar addSubview:_customTopBar];
- }
- }
-
- - (void)setCustomNavigationComponentBackground {
- if (!_customTopBarBackground) {
- if (self.resolveOptions.topBar.background.component.name.hasValue) {
- RCTRootView *reactView = (RCTRootView*)[_creator createRootViewFromComponentOptions:self.resolveOptions.topBar.background.component];
-
- _customTopBarBackground = [[RNNCustomTitleView alloc] initWithFrame:self.navigationController.navigationBar.bounds subView:reactView alignment:@"fill"];
- [self.navigationController.navigationBar insertSubview:_customTopBarBackground atIndex:1];
- } else if (self.navigationController.navigationBar.subviews.count > 1 && [[self.navigationController.navigationBar.subviews objectAtIndex:1] isKindOfClass:[RNNCustomTitleView class]]) {
- [[self.navigationController.navigationBar.subviews objectAtIndex:1] removeFromSuperview];
- }
- } if (_customTopBarBackground && _customTopBarBackground.superview == nil) {
- if (self.navigationController.navigationBar.subviews.count && [[self.navigationController.navigationBar.subviews objectAtIndex:1] isKindOfClass:[RNNCustomTitleView class]]) {
- [[self.navigationController.navigationBar.subviews objectAtIndex:1] removeFromSuperview];
- }
- [self.navigationController.navigationBar insertSubview:_customTopBarBackground atIndex:1];
- self.navigationController.navigationBar.clipsToBounds = YES;
- }
- }
-
- -(BOOL)isCustomTransitioned {
- return self.resolveOptions.customTransition.animations != nil;
- }
-
- - (BOOL)isExternalViewController {
- return !self.creator;
- }
-
- - (BOOL)prefersStatusBarHidden {
- if (self.resolveOptions.statusBar.visible.hasValue) {
- return ![self.resolveOptions.statusBar.visible get];
- } else if ([self.resolveOptions.statusBar.hideWithTopBar getWithDefaultValue:NO]) {
- return self.navigationController.isNavigationBarHidden;
- }
-
- return NO;
- }
-
- - (UIStatusBarStyle)preferredStatusBarStyle {
- if ([[self.resolveOptions.statusBar.style getWithDefaultValue:@"default"] isEqualToString:@"light"]) {
- return UIStatusBarStyleLightContent;
- } else {
- return UIStatusBarStyleDefault;
- }
- }
-
- - (UIInterfaceOrientationMask)supportedInterfaceOrientations {
- return self.resolveOptions.layout.supportedOrientations;
- }
-
- - (void)navigationController:(UINavigationController *)navigationController didShowViewController:(UIViewController *)viewController animated:(BOOL)animated{
- RNNRootViewController* vc = (RNNRootViewController*)viewController;
- if (![[vc.self.resolveOptions.topBar.backButton.transition getWithDefaultValue:@""] isEqualToString:@"custom"]){
- navigationController.delegate = nil;
- }
- }
-
- - (id<UIViewControllerAnimatedTransitioning>)navigationController:(UINavigationController *)navigationController
- animationControllerForOperation:(UINavigationControllerOperation)operation
- fromViewController:(UIViewController*)fromVC
- toViewController:(UIViewController*)toVC {
- if (self.animator) {
- return self.animator;
- } else if (operation == UINavigationControllerOperationPush && self.resolveOptions.animations.push.hasCustomAnimation) {
- return [[RNNPushAnimation alloc] initWithScreenTransition:self.resolveOptions.animations.push];
- } else if (operation == UINavigationControllerOperationPop && self.resolveOptions.animations.pop.hasCustomAnimation) {
- return [[RNNPushAnimation alloc] initWithScreenTransition:self.resolveOptions.animations.pop];
- } else {
- return nil;
- }
-
- return nil;
- }
-
- - (nullable id <UIViewControllerAnimatedTransitioning>)animationControllerForPresentedController:(UIViewController *)presented presentingController:(UIViewController *)presenting sourceController:(UIViewController *)source {
- return [[RNNModalAnimation alloc] initWithScreenTransition:self.resolveOptions.animations.showModal isDismiss:NO];
- }
-
- - (id<UIViewControllerAnimatedTransitioning>)animationControllerForDismissedController:(UIViewController *)dismissed {
- return [[RNNModalAnimation alloc] initWithScreenTransition:self.resolveOptions.animations.dismissModal isDismiss:YES];
- }
-
- - (UIViewController *)previewingContext:(id<UIViewControllerPreviewing>)previewingContext viewControllerForLocation:(CGPoint)location{
- return self.previewController;
- }
-
-
- - (void)previewingContext:(id<UIViewControllerPreviewing>)previewingContext commitViewController:(UIViewController *)viewControllerToCommit {
- if (self.previewCallback) {
- self.previewCallback(self);
- }
- }
-
- - (void)onActionPress:(NSString *)id {
- [_eventEmitter sendOnNavigationButtonPressed:self.layoutInfo.componentId buttonId:id];
- }
-
- - (UIPreviewAction *) convertAction:(NSDictionary *)action {
- NSString *actionId = action[@"id"];
- NSString *actionTitle = action[@"title"];
- UIPreviewActionStyle actionStyle = UIPreviewActionStyleDefault;
- if ([action[@"style"] isEqualToString:@"selected"]) {
- actionStyle = UIPreviewActionStyleSelected;
- } else if ([action[@"style"] isEqualToString:@"destructive"]) {
- actionStyle = UIPreviewActionStyleDestructive;
- }
-
- return [UIPreviewAction actionWithTitle:actionTitle style:actionStyle handler:^(UIPreviewAction * _Nonnull action, UIViewController * _Nonnull previewViewController) {
- [self onActionPress:actionId];
- }];
- }
-
- - (NSArray<id<UIPreviewActionItem>> *)previewActionItems {
- NSMutableArray *actions = [[NSMutableArray alloc] init];
- for (NSDictionary *previewAction in self.resolveOptions.preview.actions) {
- UIPreviewAction *action = [self convertAction:previewAction];
- NSDictionary *actionActions = previewAction[@"actions"];
- if (actionActions.count > 0) {
- NSMutableArray *group = [[NSMutableArray alloc] init];
- for (NSDictionary *previewGroupAction in actionActions) {
- [group addObject:[self convertAction:previewGroupAction]];
- }
- UIPreviewActionGroup *actionGroup = [UIPreviewActionGroup actionGroupWithTitle:action.title style:UIPreviewActionStyleDefault actions:group];
- [actions addObject:actionGroup];
- } else {
- [actions addObject:action];
- }
- }
- return actions;
- }
-
- -(void)onButtonPress:(RNNUIBarButtonItem *)barButtonItem {
- [self.eventEmitter sendOnNavigationButtonPressed:self.layoutInfo.componentId buttonId:barButtonItem.buttonId];
- }
-
- /**
- * fix for #877, #878
- */
- -(void)onJsReload {
- [self cleanReactLeftovers];
- }
-
- /**
- * fix for #880
- */
- -(void)dealloc {
- [self cleanReactLeftovers];
- }
-
- -(void)cleanReactLeftovers {
- [[NSNotificationCenter defaultCenter] removeObserver:self];
- [[NSNotificationCenter defaultCenter] removeObserver:self.view];
- self.view = nil;
- self.navigationItem.titleView = nil;
- self.navigationItem.rightBarButtonItems = nil;
- self.navigationItem.leftBarButtonItems = nil;
- _customTopBar = nil;
- _customTitleView = nil;
- _customTopBarBackground = nil;
- }
-
- @end
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