Index: ios/web_view/test/boolean_observer.h |
diff --git a/ios/web_view/test/boolean_observer.h b/ios/web_view/test/boolean_observer.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..e0be86c445cbbdbb75a74a366df393fd3a39d1af |
--- /dev/null |
+++ b/ios/web_view/test/boolean_observer.h |
@@ -0,0 +1,29 @@ |
+// Copyright 2017 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef IOS_WEB_VIEW_TEST_BOOLEAN_OBSERVER_H_ |
+#define IOS_WEB_VIEW_TEST_BOOLEAN_OBSERVER_H_ |
+ |
+#import <Foundation/Foundation.h> |
+ |
+// Class to observe a boolean KVO compliant property. |
Eugene But (OOO till 7-30)
2017/05/19 18:39:48
Could you please explain in the comments how to us
michaeldo
2017/05/23 16:20:51
Done.
|
+@interface BooleanObserver : NSObject |
+ |
+// The last value of performing |keyPath| on |object| after being notified of a |
+// KVO value change. NO if a change has not been observed. |
+@property(nonatomic, readonly) BOOL lastValue; |
Eugene But (OOO till 7-30)
2017/05/19 18:39:48
Should we implement more generic class that can ob
michaeldo
2017/05/23 16:20:51
Yes, but I will do this in a followup CL as part o
|
+ |
+// The |keyPath| of |object| being observed. |
+@property(nonatomic, readonly) NSString* keyPath; |
+ |
+// The current |object| being observed. |
+@property(nonatomic, readonly, weak) NSObject* object; |
+ |
+// Sets the |object| and |keyPath| to observe. Performing |keyPath| on |object| |
+// must return a BOOL value and |keyPath| must be KVO compliant. |
+- (void)setObservedObject:(NSObject*)object keyPath:(NSString*)keyPath; |
Eugene But (OOO till 7-30)
2017/05/19 18:39:48
Do you want to use nullability annotation and expl
michaeldo
2017/05/23 16:20:51
Added. PTAL. I think |keyPath| can be null if obje
|
+ |
+@end |
+ |
+#endif // IOS_WEB_VIEW_TEST_BOOLEAN_OBSERVER_H_ |