react-native-navigation的迁移库

RNNTopBarOptions.m 7.7KB

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  1. #import "RNNTopBarOptions.h"
  2. #import "RNNNavigationButtons.h"
  3. #import "RNNCustomTitleView.h"
  4. extern const NSInteger BLUR_TOPBAR_TAG;
  5. @interface RNNTopBarOptions ()
  6. @property (nonatomic, strong) NSMutableDictionary* originalTopBarImages;
  7. @property (nonatomic, strong) RNNNavigationButtons* navigationButtons;
  8. @end
  9. @implementation RNNTopBarOptions
  10. - (instancetype)initWithDict:(NSDictionary *)dict {
  11. self = [super initWithDict:dict];
  12. self.title.subtitle = self.subtitle;
  13. return self;
  14. }
  15. - (void)mergeWith:(NSDictionary *)otherOptions {
  16. [super mergeWith:otherOptions];
  17. self.title.subtitle = self.subtitle;
  18. }
  19. - (void)applyOn:(UIViewController*)viewController {
  20. [self.title applyOn:viewController];
  21. [self.background applyOn:viewController];
  22. if (@available(iOS 11.0, *)) {
  23. if (self.largeTitle){
  24. if ([self.largeTitle boolValue]) {
  25. viewController.navigationController.navigationBar.prefersLargeTitles = YES;
  26. viewController.navigationItem.largeTitleDisplayMode = UINavigationItemLargeTitleDisplayModeAlways;
  27. } else {
  28. viewController.navigationItem.largeTitleDisplayMode = UINavigationItemLargeTitleDisplayModeNever;
  29. }
  30. } else {
  31. viewController.navigationController.navigationBar.prefersLargeTitles = NO;
  32. viewController.navigationItem.largeTitleDisplayMode = UINavigationItemLargeTitleDisplayModeNever;
  33. }
  34. if ([self.searchBar boolValue] && !viewController.navigationItem.searchController) {
  35. UISearchController *search = [[UISearchController alloc]initWithSearchResultsController:nil];
  36. search.dimsBackgroundDuringPresentation = NO;
  37. if ([viewController conformsToProtocol:@protocol(UISearchResultsUpdating)]) {
  38. [search setSearchResultsUpdater:((UIViewController <UISearchResultsUpdating> *) viewController)];
  39. }
  40. if (self.searchBarPlaceholder) {
  41. search.searchBar.placeholder = self.searchBarPlaceholder;
  42. }
  43. viewController.navigationItem.searchController = search;
  44. // enable it back if needed on componentDidAppear
  45. viewController.navigationItem.hidesSearchBarWhenScrolling = NO;
  46. }
  47. }
  48. if (self.visible) {
  49. [viewController.navigationController setNavigationBarHidden:![self.visible boolValue] animated:[self.animate boolValue]];
  50. } else {
  51. [viewController.navigationController setNavigationBarHidden:NO animated:NO];
  52. }
  53. if (self.hideOnScroll) {
  54. viewController.navigationController.hidesBarsOnSwipe = [self.hideOnScroll boolValue];
  55. } else {
  56. viewController.navigationController.hidesBarsOnSwipe = NO;
  57. }
  58. if (self.buttonColor) {
  59. UIColor* buttonColor = [RCTConvert UIColor:self.buttonColor];
  60. viewController.navigationController.navigationBar.tintColor = buttonColor;
  61. } else {
  62. viewController.navigationController.navigationBar.tintColor = nil;
  63. }
  64. if ([self.blur boolValue]) {
  65. if (![viewController.navigationController.navigationBar viewWithTag:BLUR_TOPBAR_TAG]) {
  66. [viewController.navigationController.navigationBar setBackgroundImage:[UIImage new] forBarMetrics:UIBarMetricsDefault];
  67. viewController.navigationController.navigationBar.shadowImage = [UIImage new];
  68. UIVisualEffectView *blur = [[UIVisualEffectView alloc] initWithEffect:[UIBlurEffect effectWithStyle:UIBlurEffectStyleLight]];
  69. CGRect statusBarFrame = [[UIApplication sharedApplication] statusBarFrame];
  70. blur.frame = CGRectMake(0, -1 * statusBarFrame.size.height, viewController.navigationController.navigationBar.frame.size.width, viewController.navigationController.navigationBar.frame.size.height + statusBarFrame.size.height);
  71. blur.userInteractionEnabled = NO;
  72. blur.tag = BLUR_TOPBAR_TAG;
  73. [viewController.navigationController.navigationBar insertSubview:blur atIndex:0];
  74. [viewController.navigationController.navigationBar sendSubviewToBack:blur];
  75. }
  76. } else {
  77. UIView *blur = [viewController.navigationController.navigationBar viewWithTag:BLUR_TOPBAR_TAG];
  78. if (blur) {
  79. [viewController.navigationController.navigationBar setBackgroundImage: nil forBarMetrics:UIBarMetricsDefault];
  80. viewController.navigationController.navigationBar.shadowImage = nil;
  81. [blur removeFromSuperview];
  82. }
  83. }
  84. void (^disableTopBarTransparent)(void) = ^ {
  85. UIView *transparentView = [viewController.navigationController.navigationBar viewWithTag:TOP_BAR_TRANSPARENT_TAG];
  86. if (transparentView){
  87. [transparentView removeFromSuperview];
  88. [viewController.navigationController.navigationBar setBackgroundImage:self.originalTopBarImages[@"backgroundImage"] forBarMetrics:UIBarMetricsDefault];
  89. viewController.navigationController.navigationBar.shadowImage = self.originalTopBarImages[@"shadowImage"];
  90. self.originalTopBarImages = nil;
  91. }
  92. };
  93. if (self.transparent) {
  94. if ([self.transparent boolValue]) {
  95. if (![viewController.navigationController.navigationBar viewWithTag:TOP_BAR_TRANSPARENT_TAG]){
  96. [self storeOriginalTopBarImages:viewController];
  97. [viewController.navigationController.navigationBar setBackgroundImage:[UIImage new] forBarMetrics:UIBarMetricsDefault];
  98. viewController.navigationController.navigationBar.shadowImage = [UIImage new];
  99. UIView *transparentView = [[UIView alloc] initWithFrame:CGRectZero];
  100. transparentView.tag = TOP_BAR_TRANSPARENT_TAG;
  101. [viewController.navigationController.navigationBar insertSubview:transparentView atIndex:0];
  102. }
  103. } else {
  104. disableTopBarTransparent();
  105. }
  106. } else {
  107. disableTopBarTransparent();
  108. }
  109. if (self.translucent) {
  110. viewController.navigationController.navigationBar.translucent = [self.translucent boolValue];
  111. } else {
  112. viewController.navigationController.navigationBar.translucent = NO;
  113. }
  114. if (self.drawBehind) {
  115. if ([self.drawBehind boolValue]) {
  116. viewController.edgesForExtendedLayout |= UIRectEdgeTop;
  117. } else {
  118. viewController.edgesForExtendedLayout &= ~UIRectEdgeTop;
  119. }
  120. } else {
  121. viewController.edgesForExtendedLayout = UIRectEdgeAll;
  122. }
  123. if (self.noBorder) {
  124. if ([self.noBorder boolValue]) {
  125. viewController.navigationController.navigationBar
  126. .shadowImage = [[UIImage alloc] init];
  127. } else {
  128. viewController.navigationController.navigationBar
  129. .shadowImage = nil;
  130. }
  131. }
  132. if (self.testID) {
  133. viewController.navigationController.navigationBar.accessibilityIdentifier = self.testID;
  134. }
  135. if (self.rightButtons || self.leftButtons) {
  136. _navigationButtons = [[RNNNavigationButtons alloc] initWithViewController:(RNNRootViewController*)viewController];
  137. [_navigationButtons applyLeftButtons:self.leftButtons rightButtons:self.rightButtons];
  138. }
  139. UIImage *image = self.backButtonImage ? [RCTConvert UIImage:self.backButtonImage] : nil;
  140. [viewController.navigationController.navigationBar setBackIndicatorImage:image];
  141. [viewController.navigationController.navigationBar setBackIndicatorTransitionMaskImage:image];
  142. if (self.hideBackButtonTitle) {
  143. self.backButtonTitle = @"";
  144. }
  145. if (self.backButtonTitle) {
  146. UIBarButtonItem *backItem = [[UIBarButtonItem alloc] initWithTitle:self.backButtonTitle
  147. style:UIBarButtonItemStylePlain
  148. target:nil
  149. action:nil];
  150. viewController.navigationItem.backBarButtonItem = backItem;
  151. }
  152. viewController.navigationItem.hidesBackButton = [self.backButtonHidden boolValue];
  153. [self resetOptions];
  154. }
  155. - (void)resetOptions {
  156. self.leftButtons = nil;
  157. self.rightButtons = nil;
  158. }
  159. -(void)storeOriginalTopBarImages:(UIViewController*)viewController {
  160. NSMutableDictionary *originalTopBarImages = [@{} mutableCopy];
  161. UIImage *bgImage = [viewController.navigationController.navigationBar backgroundImageForBarMetrics:UIBarMetricsDefault];
  162. if (bgImage != nil) {
  163. originalTopBarImages[@"backgroundImage"] = bgImage;
  164. }
  165. UIImage *shadowImage = viewController.navigationController.navigationBar.shadowImage;
  166. if (shadowImage != nil) {
  167. originalTopBarImages[@"shadowImage"] = shadowImage;
  168. }
  169. self.originalTopBarImages = originalTopBarImages;
  170. }
  171. @end