forward-declaration
C++: How to use types that have not been defined?
C++ requires all types to be defined before they can be used, which makes it important to include header files in the right order.Fine. But what about my situation:[详细]
2023-01-01 23:00 分类:问答C++ nested class/forward declaration issue
Is it possible to forward-declare a nested class, then use it as the type for a concrete (not pointer to/reference to) data member of the outer class?[详细]
2022-12-25 21:32 分类:问答Any way in C++ to forward declare a function prototype?
I make regular use of forward class declarations and pointers to such classes. I now have a need to pass a function pointer through a number of layers. I would prefer to include the header that decla[详细]
2022-12-25 19:57 分类:问答Why, really, deleting an incomplete type is undefined behaviour?
Consider this classic example used to explain what not to do with forward declarations: //in Handle.h file[详细]
2022-12-24 07:56 分类:问答Compiling C++ when two classes refer to one another
I am trying to write a simple wrapper around a connection pointer that will return it to the pool when the wrapper is dest开发者_如何转开发royed, but it wont compile because the ConnectionPool and Aut[详细]
2022-12-23 03:04 分类:问答forward declare typedef'd struct
I can\'t figure out how to forward declare a windows struct. The definition is typedef struct _CONTEXT[详细]
2022-12-22 23:03 分类:问答Forward declare a global type inside a namespace
I want to use an 3rd party library without using its header file. My code resides in its own namespace, therefore I can\'t use conventional forward declaration as I don\'t want to pollute the global n[详细]
2022-12-22 02:40 分类:问答Refactoring C++ code to use forward declarations
I\'ve got a largeish codebase that\'s been around for a while and I\'m trying to tidy it up a bit by refactoring it.One thing I\'d like to do is find all the headers where I could forward declare memb[详细]
2022-12-20 13:21 分类:问答"using typedef-name ... as class" on a forward declaration
I\'m 开发者_运维百科doing some policy-based designs here and I have the need to typedef lots of template types to shorten the names.[详细]
2022-12-20 07:58 分类:问答Object construction/Forward function declaration ambiguity
Observation: the codes pasted below were tested only with GCC 4.4.1, and I\'m only interested in them working with GCC.[详细]
2022-12-20 03:40 分类:问答