search.cpp

学生管理系统 学生管理系统 学生管理系统

#include "StuClass.h"
//查询学生档案函数
void Search1()                             //按姓名查询档案
{
	char sname[10];
	ifstream file("Student.dat");
    Student one;
	file.seekg(0);
	system("cls");
	cout<<endl;
	cout<<"                          **********姓名查询**********                         "<<endl;
	cout<<endl;
	cout<<endl;
	cout<<"请输入您要查询的学生姓名:";
	cin>>sname;
	system("cls");
	cout<<endl;
	cout<<"                                    查询结果                                   "<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<setiosflags(ios::left)
		<<setw(7)<<"序号"<<setw(16)<<"学号"<<setw(11)<<"姓名"<<setw(7)<<"年龄"<<setw(7)<<"性别"
		<<setw(10)<<"宿舍"<<setw(13)<<"电话"<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	file.read((char *)&one,sizeof(one));
	int l=0;
	while (file)
	{ 
		if(Comparison(one.getname(),sname)==1)
		{
			one.Display();
			l++;
		}
		file.read((char*)&one,sizeof(one));
	};
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<"总共搜索到"<<l<<"个姓名为"<<sname<<"的学生清单.";
	file.close();
	for(int j=1;j<=17-l;j++)
		cout<<endl;
	cout<<"按任意键返回查询系统继续查询......"<<endl;
	getch();
}
void Search2()                                          //按学号查询档案
{
	char sname[10];
	ifstream file("Student.dat");
    Student one;
	file.seekg(0);
	system("cls");
	cout<<endl;
	cout<<"                          **********学号查询**********                         "<<endl;
	cout<<endl;
	cout<<endl;
	cout<<"请输入您要查询的学生学号:";
	cin>>sname;
	system("cls");
	cout<<endl;
	cout<<"                                    查询结果                                   "<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<setiosflags(ios::left)
		<<setw(7)<<"序号"<<setw(16)<<"学号"<<setw(11)<<"姓名"<<setw(7)<<"年龄"<<setw(7)<<"性别"
		<<setw(10)<<"宿舍"<<setw(13)<<"电话"<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	file.read((char *)&one,sizeof(one));
	int l=0;
	while (file)
	{ 
		if(Comparison(one.getregnum(),sname)==1)
		{
			one.Display();
			l++;
		}
		file.read((char*)&one,sizeof(one));
	};
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<"总共搜索到"<<l<<"个学号为"<<sname<<"的学生清单.";
	file.close();
	for(int j=1;j<=17-l;j++)
		cout<<endl;
	cout<<"按任意键返回查询系统继续查询......"<<endl;
	getch();
}
void Search3()                                              //按年龄查询档案
{
	char sname[10];
	ifstream file("Student.dat");
    Student one;
	file.seekg(0);
	system("cls");
	cout<<endl;
	cout<<"                          **********年龄查询**********                         "<<endl;
	cout<<endl;
	cout<<endl;
	cout<<"请输入您要查询的学生年龄:";
	cin>>sname;
	cout<<endl;
	cout<<endl;
	system("cls");
	cout<<endl;
	cout<<"                                    查询结果                                   "<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<setiosflags(ios::left)
		<<setw(7)<<"序号"<<setw(16)<<"学号"<<setw(11)<<"姓名"<<setw(7)<<"年龄"<<setw(7)<<"性别"
		<<setw(10)<<"宿舍"<<setw(13)<<"电话"<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	file.read((char *)&one,sizeof(one));
	int l1=1,l2=1;
	while (file)
	{ 
		if(Comparison(one.getage(),sname)==1)
		{
			one.Display();
		    l1++;	++l2;
			if(l2==19)
			{
				cout<<"-------------------------------------------------------------------------------"<<endl;
				cout<<"请按任意键继续输出......"<<endl;
				getch();
				l2=1;
				system("cls");
				cout<<endl;
				cout<<"                                    查询结果                                   "<<endl;
				cout<<"-------------------------------------------------------------------------------"<<endl;
				cout<<setiosflags(ios::left)
					<<setw(7)<<"序号"<<setw(16)<<"学号"<<setw(11)<<"姓名"<<setw(7)<<"年龄"<<setw(7)<<"性别"
					<<setw(10)<<"宿舍"<<setw(13)<<"电话"<<endl;
				cout<<"-------------------------------------------------------------------------------"<<endl;
			}
		}
		file.read((char*)&one,sizeof(one));
	};
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<"总共搜索到"<<l1-1<<"个年龄为"<<sname<<"的学生清单.";
	file.close();
	for(int j=1;j<=18-l2;j++)
		cout<<endl;
	cout<<"按任意键返回查询系统继续查询......"<<endl;
	getch();
}
void Search4()                                           //按性别查询档案
{
	char sname[10];
	ifstream file("Student.dat");
    Student one;
	file.seekg(0);
	system("cls");
	cout<<endl;
	cout<<"                          **********性别查询**********                         "<<endl;
	cout<<endl;
	cout<<endl;
	cout<<"请输入您要查询的学生性别:";
	cin>>sname;
	cout<<endl;
	cout<<endl;
	system("cls");
	cout<<endl;
	cout<<"                                    查询结果                                   "<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<setiosflags(ios::left)
		<<setw(7)<<"序号"<<setw(16)<<"学号"<<setw(11)<<"姓名"<<setw(7)<<"年龄"<<setw(7)<<"性别"
		<<setw(10)<<"宿舍"<<setw(13)<<"电话"<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	file.read((char *)&one,sizeof(one));
	int l1=1,l2=1;
	while (file)
	{ 
		if(Comparison(one.getsex(),sname)==1)
		{
			one.Display();
		    ++l1;++l2;
			if(l2==18)
			{
				cout<<"-------------------------------------------------------------------------------"<<endl;
				cout<<"请按任意键继续输出......"<<endl;
				getch();
				l2=1;
				system("cls");
				cout<<endl;
				cout<<"                                    查询结果                                   "<<endl;
				cout<<"-------------------------------------------------------------------------------"<<endl;
				cout<<setiosflags(ios::left)
					<<setw(7)<<"序号"<<setw(16)<<"学号"<<setw(11)<<"姓名"<<setw(7)<<"年龄"<<setw(7)<<"性别"
					<<setw(10)<<"宿舍"<<setw(13)<<"电话"<<endl;
				cout<<"-------------------------------------------------------------------------------"<<endl;
			}
		}
		file.read((char*)&one,sizeof(one));
	};
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<"总共搜索到"<<l1-1<<"个性别为"<<sname<<"的学生清单.";
	file.close();
	for(int j=1;j<=18-l2;j++)
		cout<<endl;
	cout<<"按任意键返回查询系统继续查询......"<<endl;
	getch();
}
void Search5()                                             //按电话查询档案
{
	char sname[10];
	ifstream file("Student.dat");
    Student one;
	file.seekg(0);
	system("cls");
	cout<<endl;
	cout<<"                          **********电话查询**********                         "<<endl;
	cout<<endl;
	cout<<endl;
	cout<<"请输入您要查询的学生电话:";
	cin>>sname;
	system("cls");
	cout<<endl;
	cout<<"                                    查询结果                                   "<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<setiosflags(ios::left)
		<<setw(7)<<"序号"<<setw(16)<<"学号"<<setw(11)<<"姓名"<<setw(7)<<"年龄"<<setw(7)<<"性别"
		<<setw(10)<<"宿舍"<<setw(13)<<"电话"<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	file.read((char *)&one,sizeof(one));
	int l=0;
	while (file)
	{ 
		if(Comparison(one.gettelnum(),sname)==1)
		{
			one.Display();
			l++;
		}
		file.read((char*)&one,sizeof(one));
	};
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<"总共搜索到"<<l<<"个电话为"<<sname<<"的学生清单.";
	file.close();
	for(int j=1;j<=17-l;j++)
		cout<<endl;
	cout<<"按任意键返回查询系统继续查询......"<<endl;
	getch();
}
void Search6()                                             //按宿舍查询档案
{
	char sname[10];
	ifstream file("Student.dat");
    Student one;
	file.seekg(0);
	system("cls");
	cout<<endl;
	cout<<"                          **********宿舍查询**********                         "<<endl;
	cout<<endl;
	cout<<endl;
	cout<<"请输入您要查询的学生宿舍:";
	cin>>sname;
	system("cls");
	cout<<endl;
	cout<<"                                    查询结果                                   "<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<setiosflags(ios::left)
		<<setw(7)<<"序号"<<setw(16)<<"学号"<<setw(11)<<"姓名"<<setw(7)<<"年龄"<<setw(7)<<"性别"
		<<setw(10)<<"宿舍"<<setw(13)<<"电话"<<endl;
	cout<<"-------------------------------------------------------------------------------"<<endl;
	file.read((char *)&one,sizeof(one));
	int l=0;
	while (file)
	{ 
		if(Comparison(one.getbedroom(),sname)==1)
		{
			one.Display();
			l++;
		}
		file.read((char*)&one,sizeof(one));
	};
	cout<<"-------------------------------------------------------------------------------"<<endl;
	cout<<"总共搜索到"<<l<<"个宿舍为"<<sname<<"的学生清单.";
	file.close();
	for(int j=1;j<=17-l;j++)
		cout<<endl;
	cout<<"按任意键返回查询系统继续查询......"<<endl;
	getch();
}
void SearchMenu()                             //学生档案查询主界面
{
	system("cls");
	cout<<"                                                          "<<endl;
	cout<<"                              ★学生档案查询系统★        "<<endl;
	cout<<"                                                          "<<endl;
	cout<<"                          ****************************    "<<endl;
	cout<<"                          $                          $    "<<endl;
	cout<<"                          $    〖1. 按姓名查询 〗    $    "<<endl;
	cout<<"                          $                          $    "<<endl;
	cout<<"                          $    〖2. 按学号查询 〗    $    "<<endl;
	cout<<"                          $                          $    "<<endl;
	cout<<"                          $    〖3. 按年龄查询 〗    $    "<<endl;
	cout<<"                          $                          $    "<<endl;
	cout<<"                          $    〖4. 按性别查询 〗    $    "<<endl;
	cout<<"                          $                          $    "<<endl;
	cout<<"                          $    〖5. 按电话查询 〗    $    "<<endl;
	cout<<"                          $                          $    "<<endl;
	cout<<"                          $    〖6. 按宿舍查询 〗    $    "<<endl;
	cout<<"                          $                          $    "<<endl;
	cout<<"                          $    〖7.  退出查询  〗    $    "<<endl;
	cout<<"                          $                          $    "<<endl;
	cout<<"                          ****************************    "<<endl;
	cout<<"                                                          "<<endl;
}

void Search()                                    //学生档案查询主函数
{
	char select;
	SearchMenu();
	do
	{
		cout<<"                          输入选择的功能(1-7): "<<endl;
	    select=getch();
		cout<<endl;
		cout<<endl;
		cout<<endl;
		cout<<endl;
		cout<<endl;

		switch(select)
		{
               
			case '1':Search1();       SearchMenu();  break;		//选择1时执行『按姓名查询』
			case '2':Search2();       SearchMenu();  break;		//选择2时执行『按学号查询』
			case '3':Search3();       SearchMenu();  break;		//选择3时执行『按年龄查询』
			case '4':Search4();       SearchMenu();  break;		//选择4时执行『按性别查询』
			case '5':Search5();       SearchMenu();  break;		//选择5时执行『按电话查询』
			case '6':Search6();       SearchMenu();  break;		//选择6时执行『按宿舍查询』
		}
	}while(select>='1' && select<='6');
}