fixbug: 明确回调类型

example/ios/Runner/AppDelegate.m

@@ -21,7 +21,7 @@
 {
     DemoRouter *router = [DemoRouter sharedRouter];
     [FlutterBoostPlugin.sharedInstance startFlutterWithPlatform:router
-                                                        onStart:^(FlutterEngine *fvc) {
+                                                        onStart:^(FlutterEngine *engine) {
                                                             
                                                         }];
     

ios/Classes/Boost/FLBFlutterApplicationInterface.h

@@ -35,9 +35,7 @@ NS_ASSUME_NONNULL_BEGIN
 - (id<FLBFlutterProvider>)flutterProvider;
 
 - (void)startFlutterWithPlatform:(id<FLBPlatform>)platform
-                         onStart:(void (^)(id<FlutterBinaryMessenger,
-                                           FlutterTextureRegistry,
-                                           FlutterPluginRegistry> engine))callback;
+                         onStart:(void (^)(FlutterEngine *engine))callback;
 
 - (FlutterViewController *)flutterViewController;
 

ios/Classes/Boost/FlutterBoostPlugin.h

@@ -31,9 +31,7 @@
 + (instancetype)sharedInstance;
 
 - (void)startFlutterWithPlatform:(id<FLBPlatform>)platform
-                         onStart:(void (^)(id<FlutterBinaryMessenger,
-                                           FlutterTextureRegistry,
-                                           FlutterPluginRegistry> engine))callback;
+                         onStart:(void (^)(FlutterEngine *engine))callback;
 
 #pragma mark - Some properties.
 - (BOOL)isRunning;

ios/Classes/Boost/FlutterBoostPlugin.m

@@ -124,9 +124,7 @@
 }
 
 - (void)startFlutterWithPlatform:(id<FLBPlatform>)platform
-                         onStart:(void (^)(id<FlutterBinaryMessenger,
-                                             FlutterTextureRegistry,
-                                           FlutterPluginRegistry> engine))callback;
+                         onStart:(void (^)(FlutterEngine *engine))callback;
 {
     static dispatch_once_t onceToken;
     dispatch_once(&onceToken, ^{

ios/Classes/Engine/FLBFlutterApplication.m

@@ -59,7 +59,7 @@
 }
 
 - (void)startFlutterWithPlatform:(id<FLBPlatform>)platform
-                         onStart:(void (^)(id<FlutterBinaryMessenger,FlutterTextureRegistry,FlutterPluginRegistry> _Nonnull))callback
+                         onStart:(void (^)(FlutterEngine *engine))callback
 {
     static dispatch_once_t onceToken;
     dispatch_once(&onceToken, ^{