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RNCWKWebViewManager.m 6.4KB

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  1. /**
  2. * Copyright (c) 2015-present, Facebook, Inc.
  3. *
  4. * This source code is licensed under the MIT license found in the
  5. * LICENSE file in the root directory of this source tree.
  6. */
  7. #import "RNCWKWebViewManager.h"
  8. #import <React/RCTUIManager.h>
  9. #import <React/RCTDefines.h>
  10. #import "RNCWKWebView.h"
  11. @interface RNCWKWebViewManager () <RNCWKWebViewDelegate>
  12. @end
  13. @implementation RNCWKWebViewManager
  14. {
  15. NSConditionLock *_shouldStartLoadLock;
  16. BOOL _shouldStartLoad;
  17. }
  18. RCT_EXPORT_MODULE()
  19. - (UIView *)view
  20. {
  21. RNCWKWebView *webView = [RNCWKWebView new];
  22. webView.delegate = self;
  23. return webView;
  24. }
  25. RCT_EXPORT_VIEW_PROPERTY(source, NSDictionary)
  26. RCT_EXPORT_VIEW_PROPERTY(onLoadingStart, RCTDirectEventBlock)
  27. RCT_EXPORT_VIEW_PROPERTY(onLoadingFinish, RCTDirectEventBlock)
  28. RCT_EXPORT_VIEW_PROPERTY(onLoadingError, RCTDirectEventBlock)
  29. RCT_EXPORT_VIEW_PROPERTY(onLoadingProgress, RCTDirectEventBlock)
  30. RCT_EXPORT_VIEW_PROPERTY(onShouldStartLoadWithRequest, RCTDirectEventBlock)
  31. RCT_EXPORT_VIEW_PROPERTY(injectedJavaScript, NSString)
  32. RCT_EXPORT_VIEW_PROPERTY(allowsInlineMediaPlayback, BOOL)
  33. RCT_EXPORT_VIEW_PROPERTY(mediaPlaybackRequiresUserAction, BOOL)
  34. #if WEBKIT_IOS_10_APIS_AVAILABLE
  35. RCT_EXPORT_VIEW_PROPERTY(dataDetectorTypes, WKDataDetectorTypes)
  36. #endif
  37. RCT_EXPORT_VIEW_PROPERTY(contentInset, UIEdgeInsets)
  38. RCT_EXPORT_VIEW_PROPERTY(automaticallyAdjustContentInsets, BOOL)
  39. RCT_EXPORT_VIEW_PROPERTY(hideKeyboardAccessoryView, BOOL)
  40. RCT_EXPORT_VIEW_PROPERTY(allowsBackForwardNavigationGestures, BOOL)
  41. RCT_EXPORT_VIEW_PROPERTY(incognito, BOOL)
  42. RCT_EXPORT_VIEW_PROPERTY(pagingEnabled, BOOL)
  43. RCT_EXPORT_VIEW_PROPERTY(userAgent, NSString)
  44. RCT_EXPORT_VIEW_PROPERTY(cacheEnabled, BOOL)
  45. RCT_EXPORT_VIEW_PROPERTY(allowsLinkPreview, BOOL)
  46. /**
  47. * Expose methods to enable messaging the webview.
  48. */
  49. RCT_EXPORT_VIEW_PROPERTY(messagingEnabled, BOOL)
  50. RCT_EXPORT_VIEW_PROPERTY(onMessage, RCTDirectEventBlock)
  51. RCT_EXPORT_METHOD(postMessage:(nonnull NSNumber *)reactTag message:(NSString *)message)
  52. {
  53. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  54. RNCWKWebView *view = viewRegistry[reactTag];
  55. if (![view isKindOfClass:[RNCWKWebView class]]) {
  56. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  57. } else {
  58. [view postMessage:message];
  59. }
  60. }];
  61. }
  62. RCT_CUSTOM_VIEW_PROPERTY(bounces, BOOL, RNCWKWebView) {
  63. view.bounces = json == nil ? true : [RCTConvert BOOL: json];
  64. }
  65. RCT_CUSTOM_VIEW_PROPERTY(useSharedProcessPool, BOOL, RNCWKWebView) {
  66. view.useSharedProcessPool = json == nil ? true : [RCTConvert BOOL: json];
  67. }
  68. RCT_CUSTOM_VIEW_PROPERTY(scrollEnabled, BOOL, RNCWKWebView) {
  69. view.scrollEnabled = json == nil ? true : [RCTConvert BOOL: json];
  70. }
  71. RCT_CUSTOM_VIEW_PROPERTY(decelerationRate, CGFloat, RNCWKWebView) {
  72. view.decelerationRate = json == nil ? UIScrollViewDecelerationRateNormal : [RCTConvert CGFloat: json];
  73. }
  74. RCT_EXPORT_METHOD(injectJavaScript:(nonnull NSNumber *)reactTag script:(NSString *)script)
  75. {
  76. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  77. RNCWKWebView *view = viewRegistry[reactTag];
  78. if (![view isKindOfClass:[RNCWKWebView class]]) {
  79. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  80. } else {
  81. [view injectJavaScript:script];
  82. }
  83. }];
  84. }
  85. RCT_EXPORT_METHOD(goBack:(nonnull NSNumber *)reactTag)
  86. {
  87. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  88. RNCWKWebView *view = viewRegistry[reactTag];
  89. if (![view isKindOfClass:[RNCWKWebView class]]) {
  90. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  91. } else {
  92. [view goBack];
  93. }
  94. }];
  95. }
  96. RCT_EXPORT_METHOD(goForward:(nonnull NSNumber *)reactTag)
  97. {
  98. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  99. RNCWKWebView *view = viewRegistry[reactTag];
  100. if (![view isKindOfClass:[RNCWKWebView class]]) {
  101. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  102. } else {
  103. [view goForward];
  104. }
  105. }];
  106. }
  107. RCT_EXPORT_METHOD(reload:(nonnull NSNumber *)reactTag)
  108. {
  109. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  110. RNCWKWebView *view = viewRegistry[reactTag];
  111. if (![view isKindOfClass:[RNCWKWebView class]]) {
  112. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  113. } else {
  114. [view reload];
  115. }
  116. }];
  117. }
  118. RCT_EXPORT_METHOD(stopLoading:(nonnull NSNumber *)reactTag)
  119. {
  120. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  121. RNCWKWebView *view = viewRegistry[reactTag];
  122. if (![view isKindOfClass:[RNCWKWebView class]]) {
  123. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  124. } else {
  125. [view stopLoading];
  126. }
  127. }];
  128. }
  129. #pragma mark - Exported synchronous methods
  130. - (BOOL) webView:(RNCWKWebView *)webView
  131. shouldStartLoadForRequest:(NSMutableDictionary<NSString *, id> *)request
  132. withCallback:(RCTDirectEventBlock)callback
  133. {
  134. _shouldStartLoadLock = [[NSConditionLock alloc] initWithCondition:arc4random()];
  135. _shouldStartLoad = YES;
  136. request[@"lockIdentifier"] = @(_shouldStartLoadLock.condition);
  137. callback(request);
  138. // Block the main thread for a maximum of 250ms until the JS thread returns
  139. if ([_shouldStartLoadLock lockWhenCondition:0 beforeDate:[NSDate dateWithTimeIntervalSinceNow:.25]]) {
  140. BOOL returnValue = _shouldStartLoad;
  141. [_shouldStartLoadLock unlock];
  142. _shouldStartLoadLock = nil;
  143. return returnValue;
  144. } else {
  145. RCTLogWarn(@"Did not receive response to shouldStartLoad in time, defaulting to YES");
  146. return YES;
  147. }
  148. }
  149. RCT_EXPORT_METHOD(startLoadWithResult:(BOOL)result lockIdentifier:(NSInteger)lockIdentifier)
  150. {
  151. if ([_shouldStartLoadLock tryLockWhenCondition:lockIdentifier]) {
  152. _shouldStartLoad = result;
  153. [_shouldStartLoadLock unlockWithCondition:0];
  154. } else {
  155. RCTLogWarn(@"startLoadWithResult invoked with invalid lockIdentifier: "
  156. "got %lld, expected %lld", (long long)lockIdentifier, (long long)_shouldStartLoadLock.condition);
  157. }
  158. }
  159. @end