单例变量中有一个队列。
但是从其他类推送时,推送值不匹配,继续报错。
请。
[单例标题]
typedef struct _Hybrid_Message_st
{
int hy_state;
std::string hy_msg;
} Hybrid_Message_st;
class Hybrid_Singleton
{
private:
static Hybrid_Singleton *instance;
Hybrid_Singleton(void){}
public:
~Hybrid_Singleton(void){}
static Hybrid_Singleton* getInstance();
std::queue<Hybrid_Message_st> hy_queue;
int count;
};
[单例源]
Hybrid_Singleton* Hybrid_Singleton::getInstance()
{
if(instance == NULL)
{
instance = new Hybrid_Singleton;
}
return instance;
}
Hybrid_Singleton *Hybrid_Singleton::instance = NULL;
[问题?]
Hybrid_Message_st ss;
ss.hy_state = 0;
ss.hy_msg = "Hellow";
Hybrid_Singleton::getInstance()->hy_queue.push(ss);
[错误]
error: no matching function for call to ‘std::queue<_Hybrid_Message_st>::push(broadcast_server::Hybrid_Message_st&)’
最佳答案
看来 ss
类型是 broadcast_server::Hybrid_Message_st
,而 Singleton 使用的是 Hybrid_Message_st
。请注意类型之间命名空间的差异。
您可能在代码中的某处使用了 broadcast_server
。
关于C++单例结构队列,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/42644351/