小编Fan*_*RQG的帖子

如何定义从模板类继承的模板类？

我想包装std::queue并std::priority_queue转到基类。就我而言LooperQueue。我用StdQueue这种方式auto queue = new StdQueue<LooperMessage *>()。

我的课定义编译器抱怨

错误日志：

  In file included from /Users/rqg/ASProjects/PboTest/muses/src/main/cpp/Painter.cpp:10:
  /Users/rqg/ASProjects/PboTest/muses/src/main/cpp/util/StdQueue.h:14:5: error: unknown type name 'size_type'; did you mean 'size_t'?
      size_type size() override;
      ^~~~~~~~~
      size_t
  /Users/rqg/Library/Android/sdk/ndk-bundle/toolchains/llvm/prebuilt/darwin-x86_64/lib64/clang/5.0.300080/include/stddef.h:62:23: note: 'size_t' declared here
  typedef __SIZE_TYPE__ size_t;
                        ^
  In file included from /Users/rqg/ASProjects/PboTest/muses/src/main/cpp/Painter.cpp:10:
  /Users/rqg/ASProjects/PboTest/muses/src/main/cpp/util/StdQueue.h:16:5: error: unknown type name 'reference'
      reference front() override;
      ^
  /Users/rqg/ASProjects/PboTest/muses/src/main/cpp/util/StdQueue.h:20:21: error: unknown type name 'value_type'; did you mean 'ARect::value_type'?
      void push(const value_type &x) override;
                      ^~~~~~~~~~
                      ARect::value_type …