double-dispatch

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Double dispatching fails for an InputMap in C++ - codes reduced to simplicity

Hello in one of my current projects I want to implement an InputMap. So I have an abstract input //Input.h[详细]

2023-04-05 08:01 分类：问答
How does double dispatch work in Visitor pattern?

I was looking into other questions related to the visitor pattern but couldn\'t understand the implementation of double dispatc开发者_开发问答h in visitor pattern.[详细]

2023-03-21 22:05 分类：问答
C++ double dispatch "extensible" without RTTI

Does anyone know a way to have double dispatch handled correctly in C++ without using RTTI and dynamic_cast<> and also a solution, in which the class hierarchy is extensib开发者_如何学Pythonle, tha[详细]

2023-03-13 08:50 分类：问答
given abstract base class X, how to create another template class D<T> where T is the type of the class deriving from X?

I want to be able to accept a Message& object which references either a Message1 or Message2 class.I want to be able to create a MessageWithData<Message1> or MessageWithData<Message2>[详细]

2023-03-08 12:43 分类：问答
Implementing double dispatch with two class hierarchies in C++

I want to create an event dispatch system with a (shallow) hierarchy of Events that can be observed by a (shallow) hierarchy of EventObservers. I figured double-dispatch would allow a wide variety of[详细]

2023-03-08 05:17 分类：问答
Storing vector of std::shared_ptr<Foo> where Foo is a templated class

I have a 开发者_JAVA百科base class that I made a template because I want to vary the type it takes for several functions, but I want to derive from these templated base classes.I want to store a vecto[详细]

2023-02-28 21:40 分类：问答
std::shared_ptr and double callback

I have some logic where I am using std::shared_ptrs to objects in an inheritance hierarchy. At one point I need to handle these objects depending on their real type, so I am using a double dispatch (i[详细]

2023-02-26 13:16 分类：问答
Trying to use templates to double dispatch physics collision

I want to let the compiler build the connections of functions for a physics collision system. I have the test collision function:[详细]

2023-02-26 11:07 分类：问答
Double dispatch without knowing the full hierarchy

I would like to implement the following thing in C++: I would like to have a bunch of child classes of a single class with the ability to call a function that takes a pair of objects of any of these[详细]

2023-02-24 09:36 分类：问答
Polymorphically Dispatching in Java

In the following, I want EventHandler to handle EventA one way, EventB another way, and any other Events (EventC, EventD) yet another way.EventReceiver receives only a reference to an Event and calls[详细]

2023-02-05 06:58 分类：问答