react-native-webview.git

RNCWebViewManager.m 8.5KB

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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 "RNCWebViewManager.h"
  8. #import <React/RCTUIManager.h>
  9. #import <React/RCTDefines.h>
  10. #import "RNCWebView.h"
  11. @interface RNCWebViewManager () <RNCWebViewDelegate>
  12. @end
  13. @implementation RCTConvert (UIScrollView)
  14. #if defined(__IPHONE_OS_VERSION_MAX_ALLOWED) && __IPHONE_OS_VERSION_MAX_ALLOWED >= 110000 /* __IPHONE_11_0 */
  15. RCT_ENUM_CONVERTER(UIScrollViewContentInsetAdjustmentBehavior, (@{
  16. @"automatic": @(UIScrollViewContentInsetAdjustmentAutomatic),
  17. @"scrollableAxes": @(UIScrollViewContentInsetAdjustmentScrollableAxes),
  18. @"never": @(UIScrollViewContentInsetAdjustmentNever),
  19. @"always": @(UIScrollViewContentInsetAdjustmentAlways),
  20. }), UIScrollViewContentInsetAdjustmentNever, integerValue)
  21. #endif
  22. @end
  23. @implementation RNCWebViewManager
  24. {
  25. NSConditionLock *_shouldStartLoadLock;
  26. BOOL _shouldStartLoad;
  27. }
  28. RCT_EXPORT_MODULE()
  29. - (UIView *)view
  30. {
  31. RNCWebView *webView = [RNCWebView new];
  32. webView.delegate = self;
  33. return webView;
  34. }
  35. RCT_EXPORT_VIEW_PROPERTY(source, NSDictionary)
  36. RCT_EXPORT_VIEW_PROPERTY(onLoadingStart, RCTDirectEventBlock)
  37. RCT_EXPORT_VIEW_PROPERTY(onLoadingFinish, RCTDirectEventBlock)
  38. RCT_EXPORT_VIEW_PROPERTY(onLoadingError, RCTDirectEventBlock)
  39. RCT_EXPORT_VIEW_PROPERTY(onLoadingProgress, RCTDirectEventBlock)
  40. RCT_EXPORT_VIEW_PROPERTY(onHttpError, RCTDirectEventBlock)
  41. RCT_EXPORT_VIEW_PROPERTY(onShouldStartLoadWithRequest, RCTDirectEventBlock)
  42. RCT_EXPORT_VIEW_PROPERTY(onContentProcessDidTerminate, RCTDirectEventBlock)
  43. RCT_EXPORT_VIEW_PROPERTY(injectedJavaScript, NSString)
  44. RCT_EXPORT_VIEW_PROPERTY(javaScriptEnabled, BOOL)
  45. RCT_EXPORT_VIEW_PROPERTY(allowsInlineMediaPlayback, BOOL)
  46. RCT_EXPORT_VIEW_PROPERTY(mediaPlaybackRequiresUserAction, BOOL)
  47. #if WEBKIT_IOS_10_APIS_AVAILABLE
  48. RCT_EXPORT_VIEW_PROPERTY(dataDetectorTypes, WKDataDetectorTypes)
  49. #endif
  50. RCT_EXPORT_VIEW_PROPERTY(contentInset, UIEdgeInsets)
  51. RCT_EXPORT_VIEW_PROPERTY(automaticallyAdjustContentInsets, BOOL)
  52. RCT_EXPORT_VIEW_PROPERTY(hideKeyboardAccessoryView, BOOL)
  53. RCT_EXPORT_VIEW_PROPERTY(allowsBackForwardNavigationGestures, BOOL)
  54. RCT_EXPORT_VIEW_PROPERTY(incognito, BOOL)
  55. RCT_EXPORT_VIEW_PROPERTY(pagingEnabled, BOOL)
  56. RCT_EXPORT_VIEW_PROPERTY(userAgent, NSString)
  57. RCT_EXPORT_VIEW_PROPERTY(applicationNameForUserAgent, NSString)
  58. RCT_EXPORT_VIEW_PROPERTY(cacheEnabled, BOOL)
  59. RCT_EXPORT_VIEW_PROPERTY(allowsLinkPreview, BOOL)
  60. RCT_EXPORT_VIEW_PROPERTY(allowingReadAccessToURL, NSString)
  61. #if defined(__IPHONE_OS_VERSION_MAX_ALLOWED) && __IPHONE_OS_VERSION_MAX_ALLOWED >= 110000 /* __IPHONE_11_0 */
  62. RCT_EXPORT_VIEW_PROPERTY(contentInsetAdjustmentBehavior, UIScrollViewContentInsetAdjustmentBehavior)
  63. #endif
  64. /**
  65. * Expose methods to enable messaging the webview.
  66. */
  67. RCT_EXPORT_VIEW_PROPERTY(messagingEnabled, BOOL)
  68. RCT_EXPORT_VIEW_PROPERTY(onMessage, RCTDirectEventBlock)
  69. RCT_EXPORT_VIEW_PROPERTY(onScroll, RCTDirectEventBlock)
  70. RCT_EXPORT_METHOD(postMessage:(nonnull NSNumber *)reactTag message:(NSString *)message)
  71. {
  72. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  73. RNCWebView *view = viewRegistry[reactTag];
  74. if (![view isKindOfClass:[RNCWebView class]]) {
  75. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  76. } else {
  77. [view postMessage:message];
  78. }
  79. }];
  80. }
  81. RCT_CUSTOM_VIEW_PROPERTY(bounces, BOOL, RNCWebView) {
  82. view.bounces = json == nil ? true : [RCTConvert BOOL: json];
  83. }
  84. RCT_CUSTOM_VIEW_PROPERTY(useSharedProcessPool, BOOL, RNCWebView) {
  85. view.useSharedProcessPool = json == nil ? true : [RCTConvert BOOL: json];
  86. }
  87. RCT_CUSTOM_VIEW_PROPERTY(scrollEnabled, BOOL, RNCWebView) {
  88. view.scrollEnabled = json == nil ? true : [RCTConvert BOOL: json];
  89. }
  90. RCT_CUSTOM_VIEW_PROPERTY(sharedCookiesEnabled, BOOL, RNCWebView) {
  91. view.sharedCookiesEnabled = json == nil ? false : [RCTConvert BOOL: json];
  92. }
  93. RCT_CUSTOM_VIEW_PROPERTY(decelerationRate, CGFloat, RNCWebView) {
  94. view.decelerationRate = json == nil ? UIScrollViewDecelerationRateNormal : [RCTConvert CGFloat: json];
  95. }
  96. RCT_CUSTOM_VIEW_PROPERTY(directionalLockEnabled, BOOL, RNCWebView) {
  97. view.directionalLockEnabled = json == nil ? true : [RCTConvert BOOL: json];
  98. }
  99. RCT_CUSTOM_VIEW_PROPERTY(showsHorizontalScrollIndicator, BOOL, RNCWebView) {
  100. view.showsHorizontalScrollIndicator = json == nil ? true : [RCTConvert BOOL: json];
  101. }
  102. RCT_CUSTOM_VIEW_PROPERTY(showsVerticalScrollIndicator, BOOL, RNCWebView) {
  103. view.showsVerticalScrollIndicator = json == nil ? true : [RCTConvert BOOL: json];
  104. }
  105. RCT_CUSTOM_VIEW_PROPERTY(keyboardDisplayRequiresUserAction, BOOL, RNCWebView) {
  106. view.keyboardDisplayRequiresUserAction = json == nil ? true : [RCTConvert BOOL: json];
  107. }
  108. RCT_EXPORT_METHOD(injectJavaScript:(nonnull NSNumber *)reactTag script:(NSString *)script)
  109. {
  110. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  111. RNCWebView *view = viewRegistry[reactTag];
  112. if (![view isKindOfClass:[RNCWebView class]]) {
  113. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  114. } else {
  115. [view injectJavaScript:script];
  116. }
  117. }];
  118. }
  119. RCT_EXPORT_METHOD(goBack:(nonnull NSNumber *)reactTag)
  120. {
  121. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  122. RNCWebView *view = viewRegistry[reactTag];
  123. if (![view isKindOfClass:[RNCWebView class]]) {
  124. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  125. } else {
  126. [view goBack];
  127. }
  128. }];
  129. }
  130. RCT_EXPORT_METHOD(goForward:(nonnull NSNumber *)reactTag)
  131. {
  132. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  133. RNCWebView *view = viewRegistry[reactTag];
  134. if (![view isKindOfClass:[RNCWebView class]]) {
  135. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  136. } else {
  137. [view goForward];
  138. }
  139. }];
  140. }
  141. RCT_EXPORT_METHOD(reload:(nonnull NSNumber *)reactTag)
  142. {
  143. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  144. RNCWebView *view = viewRegistry[reactTag];
  145. if (![view isKindOfClass:[RNCWebView class]]) {
  146. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  147. } else {
  148. [view reload];
  149. }
  150. }];
  151. }
  152. RCT_EXPORT_METHOD(stopLoading:(nonnull NSNumber *)reactTag)
  153. {
  154. [self.bridge.uiManager addUIBlock:^(__unused RCTUIManager *uiManager, NSDictionary<NSNumber *, RNCWebView *> *viewRegistry) {
  155. RNCWebView *view = viewRegistry[reactTag];
  156. if (![view isKindOfClass:[RNCWebView class]]) {
  157. RCTLogError(@"Invalid view returned from registry, expecting RNCWebView, got: %@", view);
  158. } else {
  159. [view stopLoading];
  160. }
  161. }];
  162. }
  163. #pragma mark - Exported synchronous methods
  164. - (BOOL) webView:(RNCWebView *)webView
  165. shouldStartLoadForRequest:(NSMutableDictionary<NSString *, id> *)request
  166. withCallback:(RCTDirectEventBlock)callback
  167. {
  168. _shouldStartLoadLock = [[NSConditionLock alloc] initWithCondition:arc4random()];
  169. _shouldStartLoad = YES;
  170. request[@"lockIdentifier"] = @(_shouldStartLoadLock.condition);
  171. callback(request);
  172. // Block the main thread for a maximum of 250ms until the JS thread returns
  173. if ([_shouldStartLoadLock lockWhenCondition:0 beforeDate:[NSDate dateWithTimeIntervalSinceNow:.25]]) {
  174. BOOL returnValue = _shouldStartLoad;
  175. [_shouldStartLoadLock unlock];
  176. _shouldStartLoadLock = nil;
  177. return returnValue;
  178. } else {
  179. RCTLogWarn(@"Did not receive response to shouldStartLoad in time, defaulting to YES");
  180. return YES;
  181. }
  182. }
  183. RCT_EXPORT_METHOD(startLoadWithResult:(BOOL)result lockIdentifier:(NSInteger)lockIdentifier)
  184. {
  185. if ([_shouldStartLoadLock tryLockWhenCondition:lockIdentifier]) {
  186. _shouldStartLoad = result;
  187. [_shouldStartLoadLock unlockWithCondition:0];
  188. } else {
  189. RCTLogWarn(@"startLoadWithResult invoked with invalid lockIdentifier: "
  190. "got %lld, expected %lld", (long long)lockIdentifier, (long long)_shouldStartLoadLock.condition);
  191. }
  192. }
  193. @end