#include<iostream>//cout,cin
using namespace std;
#include "SqQueue.h"

char pause;


void dispmenu()						//菜单
{
	cout<<endl;
	cout<<"1-初始化顺序队列\n";
	cout<<"2-元素入队\n";
	cout<<"3-元素出队\n";
	cout<<"4-取队头元素\n";
	cout<<"5-取队尾元素\n";
	cout<<"6-清空队\n";
	cout<<"7-测队空\n";
	cout<<"8-测队满\n";
	cout<<"9-显示队列元素\n";
	cout<<"10-显示队头、队尾指针\n";
	cout<<"0-退出\n";
}


 //主函数
int main()
{
	int i;
	int e;
	SqQueue<int> Q;									// 元素类型为整型的顺序队列
	system("cls");									// 清屏
	int choice;
    do
	{
		dispmenu();									//显示主菜单
		cout<<"功能选择(1~10，0 退出！):";
		cin>>choice;
		switch(choice)
		{
			case 1:											// 初始化顺序队列
				cout<<"请输入要创建的顺序队列的长度";
				cin>>i;
				cout<<endl;
				InitQueue (Q,i);
				cout<<endl<<"创建成功！"<<endl;
				break;
		     case 2:										// 入队
				cout<<"输入要入队的元素值："<<endl;
                cin>>e;
				cout<<endl;
				if(EnQueue(Q,e))
				{
					 cout<<endl<<"入队成功！入队后队列元素为："<<endl;
 					 DispQueue(Q);
				}
				 else
					 cout<<endl<<"队满，不能入队！"<<endl;
				break;
			case 3:											// 出队
				 if(DeQueue(Q,e))
                 {
					 cout<<endl<<"队列元素为：";
					 DispQueue(Q);
                     cout<<endl<<"出队元素为:"<<e<<endl;
                 }
				 else
					 cout<<endl<<"队空，不能出队！"<<endl;
				break;
			 case 4:										// 取队头元素
                 if(GetHead(Q,e))
				 {
 					 cout<<endl<<"队列元素为：";
					 DispQueue(Q);
                     cout<<endl<<"队头元素为:"<<e<<endl;
                 }
				 else
					 cout<<endl<<"队空！"<<endl;
				 break;
             case 5:										// 取队尾元素
                 if(GetTail(Q,e))
                 {
					 cout<<endl<<"队列元素为：";
					 DispQueue(Q);
                     cout<<endl<<"队尾元素为:"<<e<<endl;
                 }
				 else
					 cout<<endl<<"队空！无数据元素"<<endl;
				 break;
			 case 6:								// 清空队
				 ClearQueue(Q);
				 cout<<"队已清空!"<<endl;
				 break;
			 case 7:										// 测队空
				 if(QueueEmpty(Q))
					 cout<<endl<<"空队！"<<endl;
				 else
					 cout<<endl<<"非空队！"<<endl;
				 break;		
             case 8:										// 测队满
				 if(QueueFull(Q))
					 cout<<endl<<"满队！"<<endl;
				 else
					 cout<<endl<<"非满队！"<<endl;
				 break;
			 case 9:										// 显示队列元素
                DispQueue(Q);
				cout<<endl;
				break;
			 case 10:
				 cout<<"\nQ.fornt="<<Q.front<<endl;
				 cout<<"Q.rear="<<Q.rear<<endl;
				 break;
  			case 0:											// 退出
                DestroyQueue(Q);
				cout<<"结束运行Bye-bye!"<<endl;
                break; 
			default:										// 无效选择
				cout<<"无效选择!\n";
				break;
			}
	}while(choice!=0);

	return 0;
}//end of main function