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RNCWKWebViewManager.m 6.3KB

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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(allowsLinkPreview, BOOL)
  45. /**
  46. * Expose methods to enable messaging the webview.
  47. */
  48. RCT_EXPORT_VIEW_PROPERTY(messagingEnabled, BOOL)
  49. RCT_EXPORT_VIEW_PROPERTY(onMessage, RCTDirectEventBlock)
  50. RCT_EXPORT_METHOD(postMessage:(nonnull NSNumber *)reactTag message:(NSString *)message)
  51. {
  52. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  53. RNCWKWebView *view = viewRegistry[reactTag];
  54. if (![view isKindOfClass:[RNCWKWebView class]]) {
  55. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  56. } else {
  57. [view postMessage:message];
  58. }
  59. }];
  60. }
  61. RCT_CUSTOM_VIEW_PROPERTY(bounces, BOOL, RNCWKWebView) {
  62. view.bounces = json == nil ? true : [RCTConvert BOOL: json];
  63. }
  64. RCT_CUSTOM_VIEW_PROPERTY(useSharedProcessPool, BOOL, RNCWKWebView) {
  65. view.useSharedProcessPool = json == nil ? true : [RCTConvert BOOL: json];
  66. }
  67. RCT_CUSTOM_VIEW_PROPERTY(scrollEnabled, BOOL, RNCWKWebView) {
  68. view.scrollEnabled = json == nil ? true : [RCTConvert BOOL: json];
  69. }
  70. RCT_CUSTOM_VIEW_PROPERTY(decelerationRate, CGFloat, RNCWKWebView) {
  71. view.decelerationRate = json == nil ? UIScrollViewDecelerationRateNormal : [RCTConvert CGFloat: json];
  72. }
  73. RCT_EXPORT_METHOD(injectJavaScript:(nonnull NSNumber *)reactTag script:(NSString *)script)
  74. {
  75. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  76. RNCWKWebView *view = viewRegistry[reactTag];
  77. if (![view isKindOfClass:[RNCWKWebView class]]) {
  78. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  79. } else {
  80. [view injectJavaScript:script];
  81. }
  82. }];
  83. }
  84. RCT_EXPORT_METHOD(goBack:(nonnull NSNumber *)reactTag)
  85. {
  86. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  87. RNCWKWebView *view = viewRegistry[reactTag];
  88. if (![view isKindOfClass:[RNCWKWebView class]]) {
  89. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  90. } else {
  91. [view goBack];
  92. }
  93. }];
  94. }
  95. RCT_EXPORT_METHOD(goForward:(nonnull NSNumber *)reactTag)
  96. {
  97. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  98. RNCWKWebView *view = viewRegistry[reactTag];
  99. if (![view isKindOfClass:[RNCWKWebView class]]) {
  100. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  101. } else {
  102. [view goForward];
  103. }
  104. }];
  105. }
  106. RCT_EXPORT_METHOD(reload:(nonnull NSNumber *)reactTag)
  107. {
  108. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  109. RNCWKWebView *view = viewRegistry[reactTag];
  110. if (![view isKindOfClass:[RNCWKWebView class]]) {
  111. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  112. } else {
  113. [view reload];
  114. }
  115. }];
  116. }
  117. RCT_EXPORT_METHOD(stopLoading:(nonnull NSNumber *)reactTag)
  118. {
  119. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWKWebView *> *viewRegistry) {
  120. RNCWKWebView *view = viewRegistry[reactTag];
  121. if (![view isKindOfClass:[RNCWKWebView class]]) {
  122. RCTLogError(@"Invalid view returned from registry, expecting RNCWKWebView, got: %@", view);
  123. } else {
  124. [view stopLoading];
  125. }
  126. }];
  127. }
  128. #pragma mark - Exported synchronous methods
  129. - (BOOL) webView:(RNCWKWebView *)webView
  130. shouldStartLoadForRequest:(NSMutableDictionary<NSString *, id> *)request
  131. withCallback:(RCTDirectEventBlock)callback
  132. {
  133. _shouldStartLoadLock = [[NSConditionLock alloc] initWithCondition:arc4random()];
  134. _shouldStartLoad = YES;
  135. request[@"lockIdentifier"] = @(_shouldStartLoadLock.condition);
  136. callback(request);
  137. // Block the main thread for a maximum of 250ms until the JS thread returns
  138. if ([_shouldStartLoadLock lockWhenCondition:0 beforeDate:[NSDate dateWithTimeIntervalSinceNow:.25]]) {
  139. BOOL returnValue = _shouldStartLoad;
  140. [_shouldStartLoadLock unlock];
  141. _shouldStartLoadLock = nil;
  142. return returnValue;
  143. } else {
  144. RCTLogWarn(@"Did not receive response to shouldStartLoad in time, defaulting to YES");
  145. return YES;
  146. }
  147. }
  148. RCT_EXPORT_METHOD(startLoadWithResult:(BOOL)result lockIdentifier:(NSInteger)lockIdentifier)
  149. {
  150. if ([_shouldStartLoadLock tryLockWhenCondition:lockIdentifier]) {
  151. _shouldStartLoad = result;
  152. [_shouldStartLoadLock unlockWithCondition:0];
  153. } else {
  154. RCTLogWarn(@"startLoadWithResult invoked with invalid lockIdentifier: "
  155. "got %lld, expected %lld", (long long)lockIdentifier, (long long)_shouldStartLoadLock.condition);
  156. }
  157. }
  158. @end