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build/ios/Debug-iphonesimulator/Flutter.framework/Headers/FlutterCallbackCache.h

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+// Copyright 2013 The Flutter 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 FLUTTER_FLUTTERCALLBACKCACHE_H_
+#define FLUTTER_FLUTTERCALLBACKCACHE_H_
+
+#import <Foundation/Foundation.h>
+
+#import "FlutterMacros.h"
+
+/**
+ * An object containing the result of `FlutterCallbackCache`'s `lookupCallbackInformation`
+ * method.
+ */
+FLUTTER_DARWIN_EXPORT
+@interface FlutterCallbackInformation : NSObject
+/**
+ * The name of the callback.
+ */
+@property(copy) NSString* callbackName;
+/**
+ * The class name of the callback.
+ */
+@property(copy) NSString* callbackClassName;
+/**
+ * The library path of the callback.
+ */
+@property(copy) NSString* callbackLibraryPath;
+@end
+
+/**
+ * The cache containing callback information for spawning a
+ * `FlutterHeadlessDartRunner`.
+ */
+FLUTTER_DARWIN_EXPORT
+@interface FlutterCallbackCache : NSObject
+/**
+ * Returns the callback information for the given callback handle.
+ * This callback information can be used when spawning a
+ * `FlutterHeadlessDartRunner`.
+ *
+ * @param handle The handle for a callback, provided by the
+ *   Dart method `PluginUtilities.getCallbackHandle`.
+ * @return A `FlutterCallbackInformation` object which contains the name of the
+ *   callback, the name of the class in which the callback is defined, and the
+ *   path of the library which contains the callback. If the provided handle is
+ *   invalid, nil is returned.
+ */
++ (FlutterCallbackInformation*)lookupCallbackInformation:(int64_t)handle;
+
+@end
+
+#endif  // FLUTTER_FLUTTERCALLBACKCACHE_H_