mlBackgroundTaskMethodCallMessage.h

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/*************************************************************************************
**
** Copyright 2009, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
#ifndef ML_BACKGROUND_TASK_METHOD_CALL_MESSAGE_H
#define ML_BACKGROUND_TASK_METHOD_CALL_MESSAGE_H
 
// Local includes
#include "MLBackgroundTasksSystem.h"
#include "mlBackgroundTaskMessage.h"
#include "mlBackgroundTask.h"
#include <mlArgumentList.h>
 
ML_START_NAMESPACE
 
template<class Object, class Method, class ArgumentList>
class BackgroundTaskMethodCallMessage : public BackgroundTaskMessage {
public:
  BackgroundTaskMethodCallMessage(Object* object, Method method, const ArgumentList& args):
    BackgroundTaskMessage(),
    _object(object), _method(method), _args(args) {
    setReceiverHelper(object);
  }
 
  void execute() override {
    if (!sender() || sender()->hasOwner()) {
      MLCallMethodWithArguments(_object, _method, _args);
    }
  }
 
private:
  // only set receiver if object has the correct type
  void setReceiverHelper(BackgroundTaskMessageReceiver* receiverArg) {
    setReceiver(receiverArg);
  }
 
  void setReceiverHelper(void*) {};
 
  Object* _object;
  Method  _method;
  ArgumentList _args;
};
 
template<class Object, class Method>
inline BackgroundTaskMessage* NewBackgroundTaskMethodCall(Object* object, Method method) {
  return new BackgroundTaskMethodCallMessage<Object, Method, ArgumentList0>(object, method, MLGenerateArgumentList());
}
 
template<class Object, class Method, class Arg1>
inline BackgroundTaskMessage* NewBackgroundTaskMethodCall(Object* object, Method method, const Arg1& arg1) {
  return new BackgroundTaskMethodCallMessage<Object, Method, ArgumentList1<Arg1> >(object, method, MLGenerateArgumentList(arg1));
}
 
template<class Object, class Method, class Arg1, class Arg2>
inline BackgroundTaskMessage* NewBackgroundTaskMethodCall(Object* object, Method method, const Arg1& arg1, const Arg2& arg2) {
  return new BackgroundTaskMethodCallMessage<Object, Method, ArgumentList2<Arg1, Arg2> >(object, method, MLGenerateArgumentList(arg1, arg2));
}
 
template<class Object, class Method, class Arg1, class Arg2, class Arg3>
inline BackgroundTaskMessage* NewBackgroundTaskMethodCall(Object* object, Method method, const Arg1& arg1, const Arg2& arg2, const Arg3& arg3) {
  return new BackgroundTaskMethodCallMessage<Object, Method, ArgumentList3<Arg1, Arg2, Arg3> >(object, method, MLGenerateArgumentList(arg1, arg2, arg3));
}
 
template<class Object, class Method, class Arg1, class Arg2, class Arg3, class Arg4>
inline BackgroundTaskMessage* NewBackgroundTaskMethodCall(Object* object, Method method, const Arg1& arg1, const Arg2& arg2, const Arg3& arg3, const Arg4& arg4) {
  return new BackgroundTaskMethodCallMessage<Object, Method, ArgumentList4<Arg1, Arg2, Arg3, Arg4> >(object, method, MLGenerateArgumentList(arg1, arg2, arg3, arg4));
}
 
template<class Object, class Method, class Arg1, class Arg2, class Arg3, class Arg4, class Arg5>
inline BackgroundTaskMessage* NewBackgroundTaskMethodCall(Object* object, Method method, const Arg1& arg1, const Arg2& arg2, const Arg3& arg3, const Arg4& arg4, const Arg5& arg5) {
  return new BackgroundTaskMethodCallMessage<Object, Method, ArgumentList5<Arg1, Arg2, Arg3, Arg4, Arg5> >(object, method, MLGenerateArgumentList(arg1, arg2, arg3, arg4, arg5));
}
 
ML_END_NAMESPACE
 
#endif