addNativeEventHandler method
在调native函数前需要调用改函数
Implementation
void addNativeEventHandler(NativeEventHandler eventHandler) {
this._eventHandler = eventHandler;
_channel.setMethodCallHandler(_handleMethod);
}
在调native函数前需要调用改函数
void addNativeEventHandler(NativeEventHandler eventHandler) {
this._eventHandler = eventHandler;
_channel.setMethodCallHandler(_handleMethod);
}