我有声明(或类似声明)
std::map< std::string, Stock*> &stocks;
贯穿我的代码。 Eclipse 不喜欢这样并产生“无效模板参数”错误。
库存声明为:
class Stock {
public:
Stock(std::string, qbbo::Financial_status_indicator, qbbo::Security_class,
qbbo::Current_trading_state,
qbbo::Market_category, qbbo::Reg_sho_action);
~Stock();
void setFinancialStatusIndicator(qbbo::Financial_status_indicator financialStatusIndicator);
void setSecurityClass(qbbo::Security_class securityClass);
void setCurrentTradingState(qbbo::Current_trading_state tradingState);
void setMarketCategory(qbbo::Market_category marketCategory);
void setREGShoAction(qbbo::Reg_sho_action regSHOAction);
bool isStockTrading();
private:
enum StockState {
STOCK_STATE_OK, STOCK_STATE_UNKNOWN, STOCK_STATE_UNEXPECTED_CHARACTERISTIC
};
std::string name;
int inventory;
StockState currentState;
// Expected values initialised in constructor
qbbo::Financial_status_indicator expectedFinancialStatusIndicator;
qbbo::Security_class expectedSecurityClass;
qbbo::Current_trading_state expectedCurrentTradingState;
qbbo::Market_category expectedMarketCategory;
qbbo::Reg_sho_action expectedRegSHOAction;
// Actual values as set by messages
qbbo::Financial_status_indicator financialStatusIndicator;
qbbo::Security_class securityClass;
qbbo::Current_trading_state currentTradingState;
qbbo::Market_category marketCategory;
qbbo::Reg_sho_action regSHOAction;
void nextState();
};
我看不出这个声明有什么无效的地方,它编译得很好。是否有什么东西我遗漏了而 Eclipse 正在捕捉?
简短的独立正确示例
#include <string>
#include <map>
#include "stock.h"
int main() {
std::map<std::string, Stock*> stocks;
}
原来是eclipse错误。创建一个新项目并重新按照步骤Eclipse CDT C++11/C++0x 支持对其进行排序。