开源以前做的一个DOS界面的学生系统
2011-01-16 11:17
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Code:一个用DOS写的学生系统的界面，代码需要用TC系列的编译，VC编译不了，建议用WINTC。
/**********************************************
* 学生管理系统代码提示
*
* 注意: 本程序文件存放在C:/目录下.
* 在你的机器上有这个目录吗?如果没有请创建！
*
* 徐方鑫 2010.1.20
*
***********************************************/
/*头文件定义*/
#include <dos.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <conio.h>
#include <process.h>
/*按键定义*/
#define KEY_UP 72
#define KEY_DOWN 80
#define KEY_ENTER 28
#define KEY_H 35
#define KEY_I 23
#define KEY_M 50
#define KEY_S 31
#define KEY_E 18
/*框体坐标*/
/*学生用户信息窗体坐标*/
#define X1 20
#define Y1 2
#define X1_LENTH 10
#define Y1_LENTH 1
/*学生成绩搜索窗体坐标*/
#define X2 39
#define Y2 2
#define X2_LENTH 10
#define Y2_LENTH 1
/*学生活动报名窗体坐标*/
#define X3 51
#define Y3 2
#define X3_LENTH 10
#define Y3_LENTH 2
/*学生返回首页窗体*/
#define X4 8
#define Y4 2
#define X4_LENTH 10
#define Y4_LENTH 1
/*教师用户信息窗体坐标*/
#define X5 20
#define Y5 2
#define X5_LENTH 10
#define Y5_LENTH 1
/*教师成绩搜索窗体坐标*/
#define X6 39
#define Y6 2
#define X6_LENTH 10
#define Y6_LENTH 5
/*教师活动报名窗体坐标*/
#define X7 51
#define Y7 2
#define X7_LENTH 10
#define Y7_LENTH 4
/*教师返回首页窗体*/
#define X8 8
#define Y8 2
#define X8_LENTH 10
#define Y8_LENTH 1
/*成绩结构体*/
typedef struct
{
int Sid;
char name[10];
char className[20];
int sex;
int mathScores;
int chineseScores;
int englishScores;
}Student;
/*选课结构体*/
typedef struct
{
int Sid;
char name[10];
char class[20];
int sex;
char credit[20];
int max_room;
char exam_mode[20];
}Class;
/*主函数声明*/
int key();/*键盘驱动*/
int login(void);/*登陆*/
void nowbar(int y);/*登陆光标*/
void nowbardown(int y);
void nowbarup(int y);
void student(void);/*学生主函数*/
void teacher(void);/*教师主函数*/
void guest(void);/*访客主函数*/
int information_file();/*学生用户信息函数*/
void nowbar_file(int x,int y,int z);/*用户信息光标*/
void nowbardown_file(int x,int y,int z);
void nowbarup_file(int x,int y,int z);
int mark_file();/*学生成绩搜索函数*/
int sign_up_file();/*学生活动报名函数*/
int head_file();/*学生返回首页函数*/
int information_file_teacher();/*教师用户信息函数*/
int mark_file_teacher();/*教师成绩搜索函数*/
int sign_up_file_teacher();/*教师活动报名函数*/
int head_file_teacher();/*教师返回首页函数*/
void inputStudents();/*输入学生信息*/
void queryStudents();/*显示文件中所有学生信息*/
void seekStudent();/*查找学生信息*/
void dispStudent_queryStudents(Student s);/*显示文件所用学生信息显示函数*/
void dispStudent(Student s);/*学生信息显示函数*/
void modifyStudent();/*修改学生信息*/
void deleteStudent();/*删除学生信息*/
void summerizeStudent();/*统计学生信息*/
void inputclass();/*输入选课课程信息*/
void listClass();/*显示文件中所有课程信息*/
void seekClass();/*课程搜索函数*/
void dispClass(Class t);/*选课信息显示函数*/
void dispClass_list(Class t);/*显示文件所用课程信息显示函数*/
void deleteClass();/*删除课程信息*/
/*主函数*/
void main()
{
int Login_Switch;
textmode(C80);/*25*80彩色显示*/
textbackground(BLUE);/*背景色*/
clrscr();
Login_Switch=login();
switch(Login_Switch)/*登陆*/
{
case 10:{
system("CLS");
student();/*进入学生类*/
}
case 11:{
system("CLS");
teacher();/*进去教师类*/
break;}
case 12:{
system("CLS");
guest();/*进入访客类*/
break;}
case 13:{
exit(0);}
}
}
/*函数区*/
/*按键读取函数*/
int key()
{
union REGS rg;
rg.h.ah=0;
int86(0x16,&rg,&rg);
return rg.h.ah;
}
/*登陆函数*/
void nowbar(int y)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
for(i=36;i<=46;i++)
{
gettext(i,y,i,y,&t);
t.attr=(BLUE<<4)+WHITE;
puttext(i,y,i,y,&t);
};
return;
}
void nowbardown(int y)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
y--;
for(i=36;i<=46;i++)
{
gettext(i,y,i,y,&t);
t.attr=(RED<<4)+WHITE;
puttext(i,y,i,y,&t);
};
return;
}
void nowbarup(int y)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
y++;
for(i=36;i<=46;i++)
{
gettext(i,y,i,y,&t);
t.attr=(RED<<4)+WHITE;
puttext(i,y,i,y,&t);
};
return;
}
int login()
{
int key_BOARD,y;
window(34,9,48,14);
textbackground(WHITE);
clrscr();
window(36,10,46,13);
textbackground(RED);
clrscr();
textcolor(WHITE);
cprintf("1.Student/r/n");
cprintf("2.Teacher/r/n");
cprintf("3.Guest/r/n");
cprintf("4.Exit");
y=10;
nowbar(y);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==14) y=10;
nowbar(y);
if(y!=10) nowbardown(y);
else nowbardown(14);
gotoxy(1,y-9);
break;}
case KEY_UP:{
--y;
if(y==9) y=13;
nowbar(y);
if(y!=13) nowbarup(y);
else nowbarup(9);
gotoxy(1,y-9);
break;}
}
}
return y;
};
/*学生类*/
void student()
{
int i,key_BOARD,x,y,l;
int y_code;
char *menu[]={"Head","Information","Mark","Sign_up","Exit"};
/* 主菜单各项 */
char *red[]={"H","I","M","S","E"};
window(1,1,80,25);
textbackground(WHITE);
clrscr();
window(1,1,80,1);
gotoxy(8,1);
for(i=0,l=0;i<5;i++)
{
textcolor(BLACK);
x=wherex();
y=wherey();
cprintf("%s",menu[i]);
l=strlen(menu[i]);
gotoxy(x,y);
textcolor(RED);
cprintf("%s",red[i]);
x=x+l+8;
gotoxy(x,y);
}
while(1)
{
key_BOARD=key();
if(key_BOARD==KEY_H)
{
y_code=head_file();/*返回首页函数*/
switch(y_code)
{
case 2:{window(X4,Y4,(X4+X4_LENTH),(Y4+Y4_LENTH)); /*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(22,7,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("Notice/r/n");
cprintf("1. This is new,please wait anything/r/n"); /*公共信息*/
cprintf("2. This is new,please wait anything/r/n");
cprintf("3. This is new,please wait anything/r/n");
cprintf("4. This is new,please wait anything/r/n");
cprintf("5. This is new,please wait anything/r/n");
cprintf("6. This is new,please wait anything/r/n");
cprintf("7. This is new,please wait anything/r/n");
cprintf("8. This is new,please wait anything/r/n");
cprintf("9. This is new,please wait anything/r/n/r/n");
cprintf(" You choice is "); /*公共信息查询*/
getchar();
cprintf("/r/nPlease wait it compete");
getch();
system("CLS");
student();}
case 3:{system("CLS");
student();}
}
};
if(key_BOARD==KEY_I)
{
y_code=information_file();/*用户信息函数*/
switch(y_code)
{
case 2:{
window(X1,Y1,(X1+X1_LENTH),(Y1+Y1_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("This is credit by Edward.Flammel/r/n/r/n/r/n");
cprintf("chinese name:xufangxin/r/n");
cprintf("class:information technology 1/r/n");
cprintf("number:080103011003/r/n");
cprintf("e-mail:280599580@qq.com/r/n");
cprintf("/r/nthank you for you use it/r/n");
cprintf(" 20.1.2010");
getch();
system("CLS");
student();
}
case 3:{system("CLS");
student();}
}
};
if(key_BOARD==KEY_M)
{
y_code=mark_file();/*成绩搜索函数*/
switch(y_code)
{
case 2:{
window(X2,Y2,(X2+X2_LENTH),(Y2+Y2_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("Hellow Search");
seekStudent();
student();
}
case 3:{system("CLS");
student();}
}
};
if(key_BOARD==KEY_S)
{
y_code=sign_up_file();/*活动报名函数*/
switch(y_code)
{
case 2:{
window(X3,Y3,(X3+X3_LENTH),(Y3+Y3_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
listClass();
system("CLS");
student();
}
case 3:{
window(X3,Y3,(X3+X3_LENTH),(Y3+Y3_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
seekClass();
system("CLS");
student();
}
case 4:{system("CLS");
student();}
}
};
if(key_BOARD==KEY_E)
{
exit(0);/*离开*/
};
}
}
/*教师类*/
void teacher()
{
int i,key_BOARD,x,y,l;
int y_code;
char *menu[]={"Head","Information","Mark","Sign_up","Exit"};
/* 主菜单各项 */
char *red[]={"H","I","M","S","E"};
window(1,1,80,25);
textbackground(WHITE);
clrscr();
window(1,1,80,1);
gotoxy(8,1);
for(i=0,l=0;i<5;i++)
{
textcolor(BLACK);
x=wherex();
y=wherey();
cprintf("%s",menu[i]);
l=strlen(menu[i]);
gotoxy(x,y);
textcolor(RED);
cprintf("%s",red[i]);
x=x+l+8;
gotoxy(x,y);
}
while(1)
{
key_BOARD=key();
if(key_BOARD==KEY_H)
{
y_code=head_file_teacher();/*返回首页函数*/
switch(y_code)
{
case 2:{window(X8,Y8,(X8+X8_LENTH),(Y8+Y8_LENTH)); /*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(22,7,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("Notice/r/n");
cprintf("1. This is new,please wait anything/r/n"); /*公共信息*/
cprintf("2. This is new,please wait anything/r/n");
cprintf("3. This is new,please wait anything/r/n");
cprintf("4. This is new,please wait anything/r/n");
cprintf("5. This is new,please wait anything/r/n");
cprintf("6. This is new,please wait anything/r/n");
cprintf("7. This is new,please wait anything/r/n");
cprintf("8. This is new,please wait anything/r/n");
cprintf("9. This is new,please wait anything/r/n/r/n");
cprintf(" You choice is "); /*公共信息查询*/
getchar();
cprintf("/r/nPlease wait it compete");
getch();
system("CLS");
teacher();}
case 3:{system("CLS");
teacher();}
}
};
if(key_BOARD==KEY_I)
{
y_code=information_file_teacher();/*用户信息函数*/
switch(y_code)
{
case 2:{
window(X5,Y5,(X5+X5_LENTH),(Y5+Y5_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("This is credit by Edward.Flammel/r/n/r/n/r/n");
cprintf("chinese name:xufangxin/r/n");
cprintf("class:information technology 1/r/n");
cprintf("number:080103011003/r/n");
cprintf("e-mail:280599580@qq.com/r/n");
cprintf("/r/nthank you for you use it/r/n");
cprintf(" 20.1.2010");
getch();
system("CLS");
teacher();
}
case 3:{system("CLS");
teacher();}
}};
if(key_BOARD==KEY_M)
{
y_code=mark_file_teacher();/*成绩搜索函数*/
switch(y_code)
{
case 2:{
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
inputStudents();
system("CLS");
teacher();
}
case 3:{
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
queryStudents();
getch();
system("CLS");
teacher();
}
case 4:{
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
modifyStudent();
system("CLS");
teacher();
}
case 5:{
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
deleteStudent();
system("CLS");
teacher();
}
case 6:{
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
summerizeStudent();
system("CLS");
teacher();
}
case 7:{system("CLS");
teacher();}
}
};
if(key_BOARD==KEY_S)
{
y_code=sign_up_file_teacher();/*活动报名函数*/
switch(y_code)
{
case 2:{
window(X7,Y7,(X7+X7_LENTH),(Y7+Y7_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
inputclass();
system("CLS");
teacher();
}
case 3:{
window(X7,Y7,(X7+X7_LENTH),(Y7+Y7_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
deleteClass();
system("CLS");
teacher();
}
case 4:{
window(X7,Y7,(X7+X7_LENTH),(Y7+Y7_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
listClass();
system("CLS");
teacher();
}
case 5:{
window(X7,Y7,(X7+X7_LENTH),(Y7+Y7_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
seekClass();
system("CLS");
teacher();
}
case 6:{system("CLS");
teacher();}
}
};
if(key_BOARD==KEY_E)
{
exit(0);/*离开*/
};
}
}
/*访客类*/
void guest()
{
int i,key_BOARD,x,y,l;
int y_code;
char *menu[]={"Head"," "," "," ","Exit"};
/* 主菜单各项 */
char *red[]={"H"," "," "," ","E"};
window(1,1,80,25);
textbackground(WHITE);
clrscr();
window(1,1,80,1);
gotoxy(8,1);
for(i=0,l=0;i<5;i++)
{
textcolor(BLACK);
x=wherex();
y=wherey();
cprintf("%s",menu[i]);
l=strlen(menu[i]);
gotoxy(x,y);
textcolor(RED);
cprintf("%s",red[i]);
x=x+l+8;
gotoxy(x,y);
}
while(1)
{
key_BOARD=key();
if(key_BOARD==KEY_H)
{
y_code=head_file();/*返回首页函数*/
switch(y_code)
{
case 2:{window(X4,Y4,(X4+X4_LENTH),(Y4+Y4_LENTH)); /*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(22,7,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("Notice/r/n");
cprintf("1. This is new,please wait anything/r/n"); /*公共信息*/
cprintf("2. This is new,please wait anything/r/n");
cprintf("3. This is new,please wait anything/r/n");
cprintf("4. This is new,please wait anything/r/n");
cprintf("5. This is new,please wait anything/r/n");
cprintf("6. This is new,please wait anything/r/n");
cprintf("7. This is new,please wait anything/r/n");
cprintf("8. This is new,please wait anything/r/n");
cprintf("9. This is new,please wait anything/r/n/r/n");
cprintf(" You choice is "); /*公共信息查询*/
getchar();
cprintf("/r/nPlease wait it compete");
getch();
system("CLS");
guest();}
case 3:{system("CLS");
guest();}
}
};
if(key_BOARD==KEY_E)
{
exit(0);/*离开*/
};
}
}
/*学生用户信息函数*/
int information_file()
{
int key_BOARD,y,x,x1_lenth;
window(X1,Y1,(X1+X1_LENTH),(Y1+Y1_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Editor/r/n");
cprintf("2.Back");
x=X1;
y=Y1;
x1_lenth=X1_LENTH;
nowbar_file(x,y,x1_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y1+Y1_LENTH+1)) y=Y1;
nowbar_file(x,y,x1_lenth);
if(y!=Y1) nowbardown_file(x,y,x1_lenth);
else nowbardown_file(x,Y1+Y1_LENTH+1,x1_lenth);
gotoxy(1,(y-Y1+1));
break;}
case KEY_UP:{
--y;
if(y==(Y1-1)) y=Y1+Y1_LENTH;
nowbar_file(x,y,x1_lenth);
if(y!=(Y1+Y1_LENTH)) nowbarup_file(x,y,x1_lenth);
else nowbarup_file(x,Y1-1,x1_lenth);
gotoxy(1,(y-Y1+1));
break;}
}
};
return y;
}
void nowbar_file(int x,int y,int z)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
for(i=x;i<=x+z;i++)
{
gettext(i,y,i,y,&t);
t.attr=(WHITE<<4)+BLACK;
puttext(i,y,i,y,&t);
};
return;
}
void nowbardown_file(int x,int y,int z)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
y--;
for(i=x;i<=x+z;i++)
{
gettext(i,y,i,y,&t);
t.attr=(LIGHTGRAY<<4)+WHITE;
puttext(i,y,i,y,&t);
};
return;
}
void nowbarup_file(int x,int y,int z)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
y++;
for(i=x;i<=x+z;i++)
{
gettext(i,y,i,y,&t);
t.attr=(LIGHTGRAY<<4)+WHITE;
puttext(i,y,i,y,&t);
};
return;
}
/*学生成绩搜索函数*/
int mark_file()
{
int key_BOARD,y,x,x2_lenth;
window(X2,Y2,(X2+X2_LENTH),(Y2+Y2_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Search/r/n");
cprintf("2.Back");
x=X2;
y=Y2;
x2_lenth=X2_LENTH;
nowbar_file(x,y,x2_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y2+Y2_LENTH+1)) y=Y2;
nowbar_file(x,y,x2_lenth);
if(y!=Y2) nowbardown_file(x,y,x2_lenth);
else nowbardown_file(x,Y2+Y2_LENTH+1,x2_lenth);
gotoxy(1,(y-Y2+1));
break;}
case KEY_UP:{
--y;
if(y==(Y2-1)) y=Y2+Y2_LENTH;
nowbar_file(x,y,x2_lenth);
if(y!=(Y2+Y2_LENTH)) nowbarup_file(x,y,x2_lenth);
else nowbarup_file(x,Y2-1,x2_lenth);
gotoxy(1,(y-Y2+1));
break;}
}
};
return y;
}
/*学生活动报名函数*/
int sign_up_file()
{
int key_BOARD,y,x,x3_lenth;
window(X3,Y3,(X3+X3_LENTH),(Y3+Y3_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.List/r/n");
cprintf("2.Seek/r/n");
cprintf("3.Back");
x=X3;
y=Y3;
x3_lenth=X3_LENTH;
nowbar_file(x,y,x3_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y3+Y3_LENTH+1)) y=Y3;
nowbar_file(x,y,x3_lenth);
if(y!=Y3) nowbardown_file(x,y,x3_lenth);
else nowbardown_file(x,Y3+Y3_LENTH+1,x3_lenth);
gotoxy(1,(y-Y3+1));
break;}
case KEY_UP:{
--y;
if(y==(Y3-1)) y=Y3+Y3_LENTH;
nowbar_file(x,y,x3_lenth);
if(y!=(Y3+Y3_LENTH)) nowbarup_file(x,y,x3_lenth);
else nowbarup_file(x,Y3-1,x3_lenth);
gotoxy(1,(y-Y3+1));
break;}
}
};
return y;
}
/*学生返回首页函数*/
int head_file()
{
int key_BOARD,y,x,x4_lenth;
window(X4,Y4,(X4+X4_LENTH),(Y4+Y4_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Main/r/n");
cprintf("2.Back");
x=X4;
y=Y4;
x4_lenth=X4_LENTH;
nowbar_file(x,y,x4_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y4+Y4_LENTH+1)) y=Y4;
nowbar_file(x,y,x4_lenth);
if(y!=Y4) nowbardown_file(x,y,x4_lenth);
else nowbardown_file(x,Y4+Y4_LENTH+1,x4_lenth);
gotoxy(1,(y-Y4+1));
break;}
case KEY_UP:{
--y;
if(y==(Y4-1)) y=Y4+Y4_LENTH;
nowbar_file(x,y,x4_lenth);
if(y!=(Y4+Y4_LENTH)) nowbarup_file(x,y,x4_lenth);
else nowbarup_file(x,Y4-1,x4_lenth);
gotoxy(1,(y-Y4+1));
break;}
}
};
return y;
}
/*教师用户信息函数*/
int information_file_teacher()
{
int key_BOARD,y,x,x5_lenth;
window(X5,Y5,(X5+X5_LENTH),(Y5+Y5_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Editor/r/n");
cprintf("2.Back");
x=X5;
y=Y5;
x5_lenth=X5_LENTH;
nowbar_file(x,y,x5_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y5+Y5_LENTH+1)) y=Y5;
nowbar_file(x,y,x5_lenth);
if(y!=Y5) nowbardown_file(x,y,x5_lenth);
else nowbardown_file(x,Y5+Y5_LENTH+1,x5_lenth);
gotoxy(1,(y-Y5+1));
break;}
case KEY_UP:{
--y;
if(y==(Y5-1)) y=Y5+Y5_LENTH;
nowbar_file(x,y,x5_lenth);
if(y!=(Y5+Y5_LENTH)) nowbarup_file(x,y,x5_lenth);
else nowbarup_file(x,Y5-1,x5_lenth);
gotoxy(1,(y-Y5+1));
break;}
}
};
return y;
}
/*教师成绩搜索函数*/
int mark_file_teacher()
{
int key_BOARD,y,x,x6_lenth;
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Input/r/n");
cprintf("2.List/r/n");
cprintf("3.Change/r/n");
cprintf("4.Delete/r/n");
cprintf("5.Sum/r/n");
cprintf("6.Back");
x=X6;
y=Y6;
x6_lenth=X6_LENTH;
nowbar_file(x,y,x6_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y6+Y6_LENTH+1)) y=Y6;
nowbar_file(x,y,x6_lenth);
if(y!=Y6) nowbardown_file(x,y,x6_lenth);
else nowbardown_file(x,Y6+Y6_LENTH+1,x6_lenth);
gotoxy(1,(y-Y6+1));
break;}
case KEY_UP:{
--y;
if(y==(Y6-1)) y=Y6+Y6_LENTH;
nowbar_file(x,y,x6_lenth);
if(y!=(Y6+Y6_LENTH)) nowbarup_file(x,y,x6_lenth);
else nowbarup_file(x,Y6-1,x6_lenth);
gotoxy(1,(y-Y6+1));
break;}
}
};
return y;
}
/*教师活动报名函数*/
int sign_up_file_teacher()
{
int key_BOARD,y,x,x7_lenth;
window(X7,Y7,(X7+X7_LENTH),(Y7+Y7_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Input/r/n");
cprintf("2.Delete/r/n");
cprintf("3.List/r/n");
cprintf("4.Seek/r/n");
cprintf("5.Back");
x=X7;
y=Y7;
x7_lenth=X7_LENTH;
nowbar_file(x,y,x7_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y7+Y7_LENTH+1)) y=Y7;
nowbar_file(x,y,x7_lenth);
if(y!=Y7) nowbardown_file(x,y,x7_lenth);
else nowbardown_file(x,Y7+Y7_LENTH+1,x7_lenth);
gotoxy(1,(y-Y7+1));
break;}
case KEY_UP:{
--y;
if(y==(Y7-1)) y=Y7+Y7_LENTH;
nowbar_file(x,y,x7_lenth);
if(y!=(Y7+Y7_LENTH)) nowbarup_file(x,y,x7_lenth);
else nowbarup_file(x,Y7-1,x7_lenth);
gotoxy(1,(y-Y7+1));
break;}
}
};
return y;
}
/*教师返回首页函数*/
int head_file_teacher()
{
int key_BOARD,y,x,x8_lenth;
window(X8,Y8,(X8+X8_LENTH),(Y8+Y8_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Main/r/n");
cprintf("2.Back");
x=X8;
y=Y8;
x8_lenth=X8_LENTH;
nowbar_file(x,y,x8_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y8+Y8_LENTH+1)) y=Y8;
nowbar_file(x,y,x8_lenth);
if(y!=Y8) nowbardown_file(x,y,x8_lenth);
else nowbardown_file(x,Y8+Y8_LENTH+1,x8_lenth);
gotoxy(1,(y-Y8+1));
break;}
case KEY_UP:{
--y;
if(y==(Y8-1)) y=Y8+Y8_LENTH;
nowbar_file(x,y,x8_lenth);
if(y!=(Y8+Y8_LENTH)) nowbarup_file(x,y,x8_lenth);
else nowbarup_file(x,Y8-1,x8_lenth);
gotoxy(1,(y-Y8+1));
break;}
}
};
return y;
}
/*成绩类具体功能函数*/
/*删除学生信息*/
void deleteStudent()
{
int id, i;
int total = 0;
Student s, *studentList;
FILE *file;
if((file = fopen("c://data.dat", "rb")) == NULL)
printf("error");
else
{
/*计算文件总共有多少记录*/
fread(&s, sizeof(Student),1,file);
while(!feof(file))
{
total++;
fread(&s, sizeof(Student),1,file);
}
rewind(file);
/*为学生数组动态分配存储空间*/
studentList = (Student *)calloc(total, sizeof(Student));
/*将学生信息读入数组*/
for(i=0; i<total; i++)
{
fread(studentList+i, sizeof(Student), 1, file);
}
fclose(file);
/*在数组中反复查找和删除学生*/
for(;;)
{
clrscr();
gotoxy(1,1);
printf("number(0-exit):");
scanf("%d", &id);
if(id == 0) break;
for(i=0; i<total; i++)
{
if((studentList+i)->Sid == id)
{
break;
}
}
if(i<total)/*如果找到了要删除的学生*/
{
for(;i<total-1;i++)
{
/*用后一个学生覆盖前一个学生*/
*(studentList+i) = *(studentList+i+1);
}
total--;/*学生总数减1*/
}
gotoxy(1,2);
printf("delete!!");
getch();
}
/*重新将数组里的学生写入文件，注意total为学生总数*/
file = fopen("c://data.dat", "wb");
for(i=0; i<total; i++)
{
fwrite(studentList+i, sizeof(Student), 1, file);
}
free(studentList);
fclose(file);
}
}
/*统计学生信息*/
void summerizeStudent()
{
int total = 0;
int mathHigh=0, mathLow=100, mathSum = 0;
int chineseHigh = 0, chineseLow = 100, chineseSum = 0;
int englishHigh = 0, englishLow = 100, englishSum = 0;
Student s;
FILE *file;
if((file = fopen("c://data.dat", "rb")) == NULL)
printf("error");
else
{
fread(&s, sizeof(Student), 1, file);
while(!feof(file))
{
total++;
if(s.mathScores > mathHigh)
mathHigh = s.mathScores;
if(s. mathScores < mathLow)
mathLow = s. mathScores;
mathSum += s. mathScores;
if(s.chineseScores > chineseHigh)
chineseHigh = s.chineseScores;
if(s. chineseScores < chineseLow)
chineseLow = s. chineseScores;
chineseSum += s. chineseScores;
if(s.englishScores > englishHigh)
englishHigh = s.englishScores;
if(s. englishScores < englishLow)
englishLow = s.englishScores;
englishSum += s. englishScores;
fread(&s, sizeof(Student), 1, file);
}
gotoxy(1,1);
printf("There are %d students", total);
gotoxy(1,2);
printf(" High Less Average/n");
if(total>0)
{
gotoxy(1,3);
printf("Math/t/t%d/t/t%d/t/t%d/n", mathHigh, mathLow, mathSum/total);
gotoxy(1,4);
printf("Chinese/t/t%d/t/t%d/t/t%d/n", chineseHigh, chineseLow, chineseSum/total);
gotoxy(1,5);
printf("English/t/t%d/t/t%d/t/t%d/n", englishHigh, englishLow, englishSum/total);
}
getch();
fclose(file);
}
}
/*修改学生信息*/
void modifyStudent()
{
int id;
int count;
Student s;
FILE *file;
char modiValue[30];
int ok;
if((file = fopen("c://data.dat", "rb+")) == NULL)
printf("error");
else
{
for(;;)
{
clrscr();
gotoxy(1,1);
printf("number(0-exit):");
scanf("%d", &id);
if(id == 0) break;
rewind(file);
ok = 0;
count = 0;
while(!feof(file))
{
fread(&s, sizeof(Student),1,file);
if(s.Sid==id)
{
ok = 1;
break;
}
count ++;
}
if(ok)
{
gotoxy(1,1);
printf("Please change<No use input the ENTER>");
gotoxy(1,2);
printf("num (%d):", s.Sid);
rewind(stdin);
gets(modiValue);
if(strlen(modiValue) > 0)
s.Sid = atoi(modiValue);
gotoxy(1,3);
printf("name (%s):", s.name);
gets(modiValue);
if(strlen(modiValue) > 0)
strcpy(s.name, modiValue);
gotoxy(1,4);
printf("sex(1-m,2-f) (%d):", s.sex);
gets(modiValue);
if(strlen(modiValue) > 0)
s.sex = atoi(modiValue);
gotoxy(1,5);
printf("class (%s):", s.className);
gets(modiValue);
if(strlen(modiValue) > 0)
strcpy(s.className, modiValue);
gotoxy(1,6);
printf("math (%d):", s.mathScores);
gets(modiValue);
if(strlen(modiValue) > 0)
s.mathScores = atoi(modiValue);
gotoxy(1,7);
printf("chinese (%d):", s.chineseScores);
gets(modiValue);
if(strlen(modiValue) > 0)
s.chineseScores = atoi(modiValue);
gotoxy(1,8);
printf("english (%d):", s.englishScores);
gets(modiValue);
if(strlen(modiValue) > 0)
s.englishScores = atoi(modiValue);
fseek(file, count * sizeof(Student), SEEK_SET);
fwrite(&s, sizeof(Student), 1, file);
}
}
fclose(file);
}
}
/*输入学生信息*/
void inputStudents(){
FILE *file;
Student s;
if((file=fopen("c://data.dat", "rb+"))==NULL)
{
file = fopen("c://data.dat", "wb+");
}
while(!feof(file))/*这里,将读写头移动到文件结尾,以免覆盖上次的输入*/
{
fread(&s, sizeof(Student), 1, file);
}
while(1)
{
gotoxy(1,1);
printf("number(0-exit):");
scanf("%d", &s.Sid);
if(s.Sid == 0) break;
gotoxy(1,2);
printf("name:");
scanf("%s", s.name);
gotoxy(1,3);
printf("class:");
scanf("%s", s.className);
gotoxy(1,4);
printf("math:");
scanf("%d", &s.mathScores);
gotoxy(1,5);
printf("chinese:");
scanf("%d", &s.chineseScores);
gotoxy(1,6);
printf("english:");
scanf("%d", &s.englishScores);
fwrite(&s, sizeof(Student), 1, file);
clrscr();
}
fclose(file);
}
/*显示文件中所有学生信息*/
void queryStudents()
{
FILE *file;
Student s;
if(NULL==(file = fopen("c://data.dat", "rb")))
cprintf("error");
else
{
fread(&s, sizeof(Student), 1, file);
while(!feof(file))
{
dispStudent_queryStudents(s);
fread(&s, sizeof(Student), 1, file);
}
fclose(file);
}
}
/*显示文件所用学生信息显示函数*/
void dispStudent_queryStudents(Student s)
{
static int i_num=0;
gotoxy(1,(++i_num));
printf("num: %-15d name: %-12s class: %-8s",s.Sid,s.name,s.className);
gotoxy(1,(++i_num));
printf("math: %-6d chinese: %-6d english: %-6d",s.mathScores,s.chineseScores,s.englishScores);
}
/*学生信息显示函数*/
void dispStudent(Student s)
{
gotoxy(1,1);
printf("num: %-15d name: %-12s class: %-8s",s.Sid,s.name,s.className);
gotoxy(1,2);
printf("math: %-6d chinese: %-6d english: %-6d",s.mathScores,s.chineseScores,s.englishScores);
}
/*查找学生信息*/
void seekStudent()
{
int id;
Student s;
FILE *file;
int ok;
if((file = fopen("c://data.dat", "rb")) == NULL)
printf("error");
else
{
for(;;)
{
printf("number(0-exit):");
scanf("%d", &id);
if(id == 0) break;
rewind(file);
ok = 0;
while(!feof(file))
{
fread(&s, sizeof(Student),1,file);
if(s.Sid==id)
{
ok = 1;
break;
}
}
if(ok)
{
dispStudent(s);
getch();
}
clrscr();
}
fclose(file);
}
}
/*选课类基本函数*/
/*删除课程信息*/
void deleteClass()
{
int id, i;
int total = 0;
Class t, *ClassList;
FILE *file;
if((file = fopen("c://data1.dat", "rb")) == NULL)
printf("error");
else
{
/*计算文件总共有多少记录*/
fread(&t, sizeof(Class),1,file);
while(!feof(file))
{
total++;
fread(&t, sizeof(Class),1,file);
}
rewind(file);
/*为课程数组动态分配存储空间*/
ClassList = (Class *)calloc(total, sizeof(Class));
/*将课程信息读入数组*/
for(i=0; i<total; i++)
{
fread(ClassList+i, sizeof(Class), 1, file);
}
fclose(file);
/*在数组中反复查找和删除课程*/
for(;;)
{
gotoxy(1,1);
printf("class_num(0-exit):");
scanf("%d", &id);
if(id == 0) break;
for(i=0; i<total; i++)
{
if((ClassList+i)->Sid == id)
{
break;
}
}
if(i<total)/*如果找到了要删除的课程*/
{
for(;i<total-1;i++)
{
/*用后一个学生覆盖前一个课程*/
*(ClassList+i) = *(ClassList+i+1);
}
total--;/*课程总数减1*/
}
gotoxy(1,2);
printf("delete!!");
getch();
clrscr();
}
/*重新将数组里的课程写入文件，注意total为课程总数*/
file = fopen("c://data1.dat", "wb");
for(i=0; i<total; i++)
{
fwrite(ClassList+i, sizeof(Class), 1, file);
}
free(ClassList);
fclose(file);
}
}
/*输入选课课程信息*/
void inputclass(){
FILE *file;
Class t;
if((file=fopen("c://data1.dat", "rb+"))==NULL)
{
file = fopen("c://data1.dat", "wb+");
}
while(!feof(file))/*这里,将读写头移动到文件结尾,以免覆盖上次的输入*/
{
fread(&t, sizeof(Class), 1, file);
}
while(1)
{
gotoxy(1,1);
printf("class_num(0-exit):");
scanf("%d", &t.Sid);
if(t.Sid == 0) break;
gotoxy(1,2);
printf("teacher:");
scanf("%s", t.name);
gotoxy(1,3);
printf("class:");;
scanf("%s", t.class);
gotoxy(1,4);
printf("credit:");
scanf("%s", t.credit);
gotoxy(1,5);
printf("max_room:");
scanf("%d", &t.max_room);
gotoxy(1,6);
printf("exam_mode:");
scanf("%s", t.exam_mode);
fwrite(&t, sizeof(Class), 1, file);
clrscr();
}
fclose(file);
}
/*显示文件中所有课程信息*/
void listClass()
{
FILE *file;
Class t;
if(NULL==(file = fopen("c://data1.dat", "rb")))
printf("不能打开文件！/n");
else
{
fread(&t, sizeof(Class), 1, file);
while(!feof(file))
{
dispClass_list(t);
fread(&t, sizeof(Class), 1, file);
}
getch();
fclose(file);
}
}
/*显示文件所用课程信息显示函数*/
void dispClass_list(Class t)
{
static int i_num1=0;
gotoxy(1,++i_num1);
printf("class_num: %-9dteacher: %-10sclass: %-8s",t.Sid,t.name,t.class);
gotoxy(1,++i_num1);
printf("credit: %-6s max_room: %-6d exam_mode: %-6s",t.credit,t.max_room,t.exam_mode);
}
/*选课信息显示函数*/
void dispClass(Class t)
{
gotoxy(1,1);
printf("class_num: %-9dteacher: %-10sclass: %-8s",t.Sid,t.name,t.class);
gotoxy(1,2);
printf("credit: %-6s max_room: %-6d exam_mode: %-6s",t.credit,t.max_room,t.exam_mode);
}
/*课程搜索函数*/
void seekClass()
{
int id;
Class t;
FILE *file;
int ok;
if((file = fopen("c://data1.dat", "rb")) == NULL)
printf("error");
else
{
for(;;)
{
gotoxy(1,1);
printf("class_num(0-exit):");
scanf("%d", &id);
if(id == 0) break;
rewind(file);
ok = 0;
while(!feof(file))
{
fread(&t, sizeof(Class),1,file);
if(t.Sid==id)
{
ok = 1;
break;
}
}
if(ok)
{
dispClass(t);
getch();
}
clrscr();
}
fclose(file);
}
}
/**********************************************
* 学生管理系统代码提示
*
* 注意: 本程序文件存放在C:/目录下.
* 在你的机器上有这个目录吗?如果没有请创建！
*
* 徐方鑫 2010.1.20
*
***********************************************/
/*头文件定义*/
#include <dos.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <conio.h>
#include <process.h>
/*按键定义*/
#define KEY_UP 72
#define KEY_DOWN 80
#define KEY_ENTER 28
#define KEY_H 35
#define KEY_I 23
#define KEY_M 50
#define KEY_S 31
#define KEY_E 18
/*框体坐标*/
/*学生用户信息窗体坐标*/
#define X1 20
#define Y1 2
#define X1_LENTH 10
#define Y1_LENTH 1
/*学生成绩搜索窗体坐标*/
#define X2 39
#define Y2 2
#define X2_LENTH 10
#define Y2_LENTH 1
/*学生活动报名窗体坐标*/
#define X3 51
#define Y3 2
#define X3_LENTH 10
#define Y3_LENTH 2
/*学生返回首页窗体*/
#define X4 8
#define Y4 2
#define X4_LENTH 10
#define Y4_LENTH 1
/*教师用户信息窗体坐标*/
#define X5 20
#define Y5 2
#define X5_LENTH 10
#define Y5_LENTH 1
/*教师成绩搜索窗体坐标*/
#define X6 39
#define Y6 2
#define X6_LENTH 10
#define Y6_LENTH 5
/*教师活动报名窗体坐标*/
#define X7 51
#define Y7 2
#define X7_LENTH 10
#define Y7_LENTH 4
/*教师返回首页窗体*/
#define X8 8
#define Y8 2
#define X8_LENTH 10
#define Y8_LENTH 1
/*成绩结构体*/
typedef struct
{
int Sid;
char name[10];
char className[20];
int sex;
int mathScores;
int chineseScores;
int englishScores;
}Student;
/*选课结构体*/
typedef struct
{
int Sid;
char name[10];
char class[20];
int sex;
char credit[20];
int max_room;
char exam_mode[20];
}Class;
/*主函数声明*/
int key();/*键盘驱动*/
int login(void);/*登陆*/
void nowbar(int y);/*登陆光标*/
void nowbardown(int y);
void nowbarup(int y);
void student(void);/*学生主函数*/
void teacher(void);/*教师主函数*/
void guest(void);/*访客主函数*/
int information_file();/*学生用户信息函数*/
void nowbar_file(int x,int y,int z);/*用户信息光标*/
void nowbardown_file(int x,int y,int z);
void nowbarup_file(int x,int y,int z);
int mark_file();/*学生成绩搜索函数*/
int sign_up_file();/*学生活动报名函数*/
int head_file();/*学生返回首页函数*/
int information_file_teacher();/*教师用户信息函数*/
int mark_file_teacher();/*教师成绩搜索函数*/
int sign_up_file_teacher();/*教师活动报名函数*/
int head_file_teacher();/*教师返回首页函数*/
void inputStudents();/*输入学生信息*/
void queryStudents();/*显示文件中所有学生信息*/
void seekStudent();/*查找学生信息*/
void dispStudent_queryStudents(Student s);/*显示文件所用学生信息显示函数*/
void dispStudent(Student s);/*学生信息显示函数*/
void modifyStudent();/*修改学生信息*/
void deleteStudent();/*删除学生信息*/
void summerizeStudent();/*统计学生信息*/
void inputclass();/*输入选课课程信息*/
void listClass();/*显示文件中所有课程信息*/
void seekClass();/*课程搜索函数*/
void dispClass(Class t);/*选课信息显示函数*/
void dispClass_list(Class t);/*显示文件所用课程信息显示函数*/
void deleteClass();/*删除课程信息*/
/*主函数*/
void main()
{
int Login_Switch;
textmode(C80);/*25*80彩色显示*/
textbackground(BLUE);/*背景色*/
clrscr();
Login_Switch=login();
switch(Login_Switch)/*登陆*/
{
case 10:{
system("CLS");
student();/*进入学生类*/
}
case 11:{
system("CLS");
teacher();/*进去教师类*/
break;}
case 12:{
system("CLS");
guest();/*进入访客类*/
break;}
case 13:{
exit(0);}
}
}
/*函数区*/
/*按键读取函数*/
int key()
{
union REGS rg;
rg.h.ah=0;
int86(0x16,&rg,&rg);
return rg.h.ah;
}
/*登陆函数*/
void nowbar(int y)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
for(i=36;i<=46;i++)
{
gettext(i,y,i,y,&t);
t.attr=(BLUE<<4)+WHITE;
puttext(i,y,i,y,&t);
};
return;
}
void nowbardown(int y)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
y--;
for(i=36;i<=46;i++)
{
gettext(i,y,i,y,&t);
t.attr=(RED<<4)+WHITE;
puttext(i,y,i,y,&t);
};
return;
}
void nowbarup(int y)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
y++;
for(i=36;i<=46;i++)
{
gettext(i,y,i,y,&t);
t.attr=(RED<<4)+WHITE;
puttext(i,y,i,y,&t);
};
return;
}
int login()
{
int key_BOARD,y;
window(34,9,48,14);
textbackground(WHITE);
clrscr();
window(36,10,46,13);
textbackground(RED);
clrscr();
textcolor(WHITE);
cprintf("1.Student/r/n");
cprintf("2.Teacher/r/n");
cprintf("3.Guest/r/n");
cprintf("4.Exit");
y=10;
nowbar(y);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==14) y=10;
nowbar(y);
if(y!=10) nowbardown(y);
else nowbardown(14);
gotoxy(1,y-9);
break;}
case KEY_UP:{
--y;
if(y==9) y=13;
nowbar(y);
if(y!=13) nowbarup(y);
else nowbarup(9);
gotoxy(1,y-9);
break;}
}
}
return y;
};
/*学生类*/
void student()
{
int i,key_BOARD,x,y,l;
int y_code;
char *menu[]={"Head","Information","Mark","Sign_up","Exit"};
/* 主菜单各项 */
char *red[]={"H","I","M","S","E"};
window(1,1,80,25);
textbackground(WHITE);
clrscr();
window(1,1,80,1);
gotoxy(8,1);
for(i=0,l=0;i<5;i++)
{
textcolor(BLACK);
x=wherex();
y=wherey();
cprintf("%s",menu[i]);
l=strlen(menu[i]);
gotoxy(x,y);
textcolor(RED);
cprintf("%s",red[i]);
x=x+l+8;
gotoxy(x,y);
}
while(1)
{
key_BOARD=key();
if(key_BOARD==KEY_H)
{
y_code=head_file();/*返回首页函数*/
switch(y_code)
{
case 2:{window(X4,Y4,(X4+X4_LENTH),(Y4+Y4_LENTH)); /*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(22,7,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("Notice/r/n");
cprintf("1. This is new,please wait anything/r/n"); /*公共信息*/
cprintf("2. This is new,please wait anything/r/n");
cprintf("3. This is new,please wait anything/r/n");
cprintf("4. This is new,please wait anything/r/n");
cprintf("5. This is new,please wait anything/r/n");
cprintf("6. This is new,please wait anything/r/n");
cprintf("7. This is new,please wait anything/r/n");
cprintf("8. This is new,please wait anything/r/n");
cprintf("9. This is new,please wait anything/r/n/r/n");
cprintf(" You choice is "); /*公共信息查询*/
getchar();
cprintf("/r/nPlease wait it compete");
getch();
system("CLS");
student();}
case 3:{system("CLS");
student();}
}
};
if(key_BOARD==KEY_I)
{
y_code=information_file();/*用户信息函数*/
switch(y_code)
{
case 2:{
window(X1,Y1,(X1+X1_LENTH),(Y1+Y1_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("This is credit by Edward.Flammel/r/n/r/n/r/n");
cprintf("chinese name:xufangxin/r/n");
cprintf("class:information technology 1/r/n");
cprintf("number:080103011003/r/n");
cprintf("e-mail:280599580@qq.com/r/n");
cprintf("/r/nthank you for you use it/r/n");
cprintf(" 20.1.2010");
getch();
system("CLS");
student();
}
case 3:{system("CLS");
student();}
}
};
if(key_BOARD==KEY_M)
{
y_code=mark_file();/*成绩搜索函数*/
switch(y_code)
{
case 2:{
window(X2,Y2,(X2+X2_LENTH),(Y2+Y2_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("Hellow Search");
seekStudent();
student();
}
case 3:{system("CLS");
student();}
}
};
if(key_BOARD==KEY_S)
{
y_code=sign_up_file();/*活动报名函数*/
switch(y_code)
{
case 2:{
window(X3,Y3,(X3+X3_LENTH),(Y3+Y3_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
listClass();
system("CLS");
student();
}
case 3:{
window(X3,Y3,(X3+X3_LENTH),(Y3+Y3_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
seekClass();
system("CLS");
student();
}
case 4:{system("CLS");
student();}
}
};
if(key_BOARD==KEY_E)
{
exit(0);/*离开*/
};
}
}
/*教师类*/
void teacher()
{
int i,key_BOARD,x,y,l;
int y_code;
char *menu[]={"Head","Information","Mark","Sign_up","Exit"};
/* 主菜单各项 */
char *red[]={"H","I","M","S","E"};
window(1,1,80,25);
textbackground(WHITE);
clrscr();
window(1,1,80,1);
gotoxy(8,1);
for(i=0,l=0;i<5;i++)
{
textcolor(BLACK);
x=wherex();
y=wherey();
cprintf("%s",menu[i]);
l=strlen(menu[i]);
gotoxy(x,y);
textcolor(RED);
cprintf("%s",red[i]);
x=x+l+8;
gotoxy(x,y);
}
while(1)
{
key_BOARD=key();
if(key_BOARD==KEY_H)
{
y_code=head_file_teacher();/*返回首页函数*/
switch(y_code)
{
case 2:{window(X8,Y8,(X8+X8_LENTH),(Y8+Y8_LENTH)); /*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(22,7,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("Notice/r/n");
cprintf("1. This is new,please wait anything/r/n"); /*公共信息*/
cprintf("2. This is new,please wait anything/r/n");
cprintf("3. This is new,please wait anything/r/n");
cprintf("4. This is new,please wait anything/r/n");
cprintf("5. This is new,please wait anything/r/n");
cprintf("6. This is new,please wait anything/r/n");
cprintf("7. This is new,please wait anything/r/n");
cprintf("8. This is new,please wait anything/r/n");
cprintf("9. This is new,please wait anything/r/n/r/n");
cprintf(" You choice is "); /*公共信息查询*/
getchar();
cprintf("/r/nPlease wait it compete");
getch();
system("CLS");
teacher();}
case 3:{system("CLS");
teacher();}
}
};
if(key_BOARD==KEY_I)
{
y_code=information_file_teacher();/*用户信息函数*/
switch(y_code)
{
case 2:{
window(X5,Y5,(X5+X5_LENTH),(Y5+Y5_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("This is credit by Edward.Flammel/r/n/r/n/r/n");
cprintf("chinese name:xufangxin/r/n");
cprintf("class:information technology 1/r/n");
cprintf("number:080103011003/r/n");
cprintf("e-mail:280599580@qq.com/r/n");
cprintf("/r/nthank you for you use it/r/n");
cprintf(" 20.1.2010");
getch();
system("CLS");
teacher();
}
case 3:{system("CLS");
teacher();}
}};
if(key_BOARD==KEY_M)
{
y_code=mark_file_teacher();/*成绩搜索函数*/
switch(y_code)
{
case 2:{
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
inputStudents();
system("CLS");
teacher();
}
case 3:{
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
queryStudents();
getch();
system("CLS");
teacher();
}
case 4:{
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
modifyStudent();
system("CLS");
teacher();
}
case 5:{
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
deleteStudent();
system("CLS");
teacher();
}
case 6:{
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
summerizeStudent();
system("CLS");
teacher();
}
case 7:{system("CLS");
teacher();}
}
};
if(key_BOARD==KEY_S)
{
y_code=sign_up_file_teacher();/*活动报名函数*/
switch(y_code)
{
case 2:{
window(X7,Y7,(X7+X7_LENTH),(Y7+Y7_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
inputclass();
system("CLS");
teacher();
}
case 3:{
window(X7,Y7,(X7+X7_LENTH),(Y7+Y7_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
deleteClass();
system("CLS");
teacher();
}
case 4:{
window(X7,Y7,(X7+X7_LENTH),(Y7+Y7_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
listClass();
system("CLS");
teacher();
}
case 5:{
window(X7,Y7,(X7+X7_LENTH),(Y7+Y7_LENTH));/*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(12,5,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
seekClass();
system("CLS");
teacher();
}
case 6:{system("CLS");
teacher();}
}
};
if(key_BOARD==KEY_E)
{
exit(0);/*离开*/
};
}
}
/*访客类*/
void guest()
{
int i,key_BOARD,x,y,l;
int y_code;
char *menu[]={"Head"," "," "," ","Exit"};
/* 主菜单各项 */
char *red[]={"H"," "," "," ","E"};
window(1,1,80,25);
textbackground(WHITE);
clrscr();
window(1,1,80,1);
gotoxy(8,1);
for(i=0,l=0;i<5;i++)
{
textcolor(BLACK);
x=wherex();
y=wherey();
cprintf("%s",menu[i]);
l=strlen(menu[i]);
gotoxy(x,y);
textcolor(RED);
cprintf("%s",red[i]);
x=x+l+8;
gotoxy(x,y);
}
while(1)
{
key_BOARD=key();
if(key_BOARD==KEY_H)
{
y_code=head_file();/*返回首页函数*/
switch(y_code)
{
case 2:{window(X4,Y4,(X4+X4_LENTH),(Y4+Y4_LENTH)); /*重绘首页弹出框图*/
textbackground(LIGHTGRAY);
clrscr();
window(22,7,65,25);/*公共信息窗口*/
textbackground(WHITE);
textcolor(BLACK);
clrscr();
cprintf("Notice/r/n");
cprintf("1. This is new,please wait anything/r/n"); /*公共信息*/
cprintf("2. This is new,please wait anything/r/n");
cprintf("3. This is new,please wait anything/r/n");
cprintf("4. This is new,please wait anything/r/n");
cprintf("5. This is new,please wait anything/r/n");
cprintf("6. This is new,please wait anything/r/n");
cprintf("7. This is new,please wait anything/r/n");
cprintf("8. This is new,please wait anything/r/n");
cprintf("9. This is new,please wait anything/r/n/r/n");
cprintf(" You choice is "); /*公共信息查询*/
getchar();
cprintf("/r/nPlease wait it compete");
getch();
system("CLS");
guest();}
case 3:{system("CLS");
guest();}
}
};
if(key_BOARD==KEY_E)
{
exit(0);/*离开*/
};
}
}
/*学生用户信息函数*/
int information_file()
{
int key_BOARD,y,x,x1_lenth;
window(X1,Y1,(X1+X1_LENTH),(Y1+Y1_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Editor/r/n");
cprintf("2.Back");
x=X1;
y=Y1;
x1_lenth=X1_LENTH;
nowbar_file(x,y,x1_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y1+Y1_LENTH+1)) y=Y1;
nowbar_file(x,y,x1_lenth);
if(y!=Y1) nowbardown_file(x,y,x1_lenth);
else nowbardown_file(x,Y1+Y1_LENTH+1,x1_lenth);
gotoxy(1,(y-Y1+1));
break;}
case KEY_UP:{
--y;
if(y==(Y1-1)) y=Y1+Y1_LENTH;
nowbar_file(x,y,x1_lenth);
if(y!=(Y1+Y1_LENTH)) nowbarup_file(x,y,x1_lenth);
else nowbarup_file(x,Y1-1,x1_lenth);
gotoxy(1,(y-Y1+1));
break;}
}
};
return y;
}
void nowbar_file(int x,int y,int z)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
for(i=x;i<=x+z;i++)
{
gettext(i,y,i,y,&t);
t.attr=(WHITE<<4)+BLACK;
puttext(i,y,i,y,&t);
};
return;
}
void nowbardown_file(int x,int y,int z)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
y--;
for(i=x;i<=x+z;i++)
{
gettext(i,y,i,y,&t);
t.attr=(LIGHTGRAY<<4)+WHITE;
puttext(i,y,i,y,&t);
};
return;
}
void nowbarup_file(int x,int y,int z)
{
int i;
typedef struct textl_struct
{
unsigned char ch;
unsigned char attr;
}texel;
texel t;
y++;
for(i=x;i<=x+z;i++)
{
gettext(i,y,i,y,&t);
t.attr=(LIGHTGRAY<<4)+WHITE;
puttext(i,y,i,y,&t);
};
return;
}
/*学生成绩搜索函数*/
int mark_file()
{
int key_BOARD,y,x,x2_lenth;
window(X2,Y2,(X2+X2_LENTH),(Y2+Y2_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Search/r/n");
cprintf("2.Back");
x=X2;
y=Y2;
x2_lenth=X2_LENTH;
nowbar_file(x,y,x2_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y2+Y2_LENTH+1)) y=Y2;
nowbar_file(x,y,x2_lenth);
if(y!=Y2) nowbardown_file(x,y,x2_lenth);
else nowbardown_file(x,Y2+Y2_LENTH+1,x2_lenth);
gotoxy(1,(y-Y2+1));
break;}
case KEY_UP:{
--y;
if(y==(Y2-1)) y=Y2+Y2_LENTH;
nowbar_file(x,y,x2_lenth);
if(y!=(Y2+Y2_LENTH)) nowbarup_file(x,y,x2_lenth);
else nowbarup_file(x,Y2-1,x2_lenth);
gotoxy(1,(y-Y2+1));
break;}
}
};
return y;
}
/*学生活动报名函数*/
int sign_up_file()
{
int key_BOARD,y,x,x3_lenth;
window(X3,Y3,(X3+X3_LENTH),(Y3+Y3_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.List/r/n");
cprintf("2.Seek/r/n");
cprintf("3.Back");
x=X3;
y=Y3;
x3_lenth=X3_LENTH;
nowbar_file(x,y,x3_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y3+Y3_LENTH+1)) y=Y3;
nowbar_file(x,y,x3_lenth);
if(y!=Y3) nowbardown_file(x,y,x3_lenth);
else nowbardown_file(x,Y3+Y3_LENTH+1,x3_lenth);
gotoxy(1,(y-Y3+1));
break;}
case KEY_UP:{
--y;
if(y==(Y3-1)) y=Y3+Y3_LENTH;
nowbar_file(x,y,x3_lenth);
if(y!=(Y3+Y3_LENTH)) nowbarup_file(x,y,x3_lenth);
else nowbarup_file(x,Y3-1,x3_lenth);
gotoxy(1,(y-Y3+1));
break;}
}
};
return y;
}
/*学生返回首页函数*/
int head_file()
{
int key_BOARD,y,x,x4_lenth;
window(X4,Y4,(X4+X4_LENTH),(Y4+Y4_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Main/r/n");
cprintf("2.Back");
x=X4;
y=Y4;
x4_lenth=X4_LENTH;
nowbar_file(x,y,x4_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y4+Y4_LENTH+1)) y=Y4;
nowbar_file(x,y,x4_lenth);
if(y!=Y4) nowbardown_file(x,y,x4_lenth);
else nowbardown_file(x,Y4+Y4_LENTH+1,x4_lenth);
gotoxy(1,(y-Y4+1));
break;}
case KEY_UP:{
--y;
if(y==(Y4-1)) y=Y4+Y4_LENTH;
nowbar_file(x,y,x4_lenth);
if(y!=(Y4+Y4_LENTH)) nowbarup_file(x,y,x4_lenth);
else nowbarup_file(x,Y4-1,x4_lenth);
gotoxy(1,(y-Y4+1));
break;}
}
};
return y;
}
/*教师用户信息函数*/
int information_file_teacher()
{
int key_BOARD,y,x,x5_lenth;
window(X5,Y5,(X5+X5_LENTH),(Y5+Y5_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Editor/r/n");
cprintf("2.Back");
x=X5;
y=Y5;
x5_lenth=X5_LENTH;
nowbar_file(x,y,x5_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y5+Y5_LENTH+1)) y=Y5;
nowbar_file(x,y,x5_lenth);
if(y!=Y5) nowbardown_file(x,y,x5_lenth);
else nowbardown_file(x,Y5+Y5_LENTH+1,x5_lenth);
gotoxy(1,(y-Y5+1));
break;}
case KEY_UP:{
--y;
if(y==(Y5-1)) y=Y5+Y5_LENTH;
nowbar_file(x,y,x5_lenth);
if(y!=(Y5+Y5_LENTH)) nowbarup_file(x,y,x5_lenth);
else nowbarup_file(x,Y5-1,x5_lenth);
gotoxy(1,(y-Y5+1));
break;}
}
};
return y;
}
/*教师成绩搜索函数*/
int mark_file_teacher()
{
int key_BOARD,y,x,x6_lenth;
window(X6,Y6,(X6+X6_LENTH),(Y6+Y6_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Input/r/n");
cprintf("2.List/r/n");
cprintf("3.Change/r/n");
cprintf("4.Delete/r/n");
cprintf("5.Sum/r/n");
cprintf("6.Back");
x=X6;
y=Y6;
x6_lenth=X6_LENTH;
nowbar_file(x,y,x6_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y6+Y6_LENTH+1)) y=Y6;
nowbar_file(x,y,x6_lenth);
if(y!=Y6) nowbardown_file(x,y,x6_lenth);
else nowbardown_file(x,Y6+Y6_LENTH+1,x6_lenth);
gotoxy(1,(y-Y6+1));
break;}
case KEY_UP:{
--y;
if(y==(Y6-1)) y=Y6+Y6_LENTH;
nowbar_file(x,y,x6_lenth);
if(y!=(Y6+Y6_LENTH)) nowbarup_file(x,y,x6_lenth);
else nowbarup_file(x,Y6-1,x6_lenth);
gotoxy(1,(y-Y6+1));
break;}
}
};
return y;
}
/*教师活动报名函数*/
int sign_up_file_teacher()
{
int key_BOARD,y,x,x7_lenth;
window(X7,Y7,(X7+X7_LENTH),(Y7+Y7_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Input/r/n");
cprintf("2.Delete/r/n");
cprintf("3.List/r/n");
cprintf("4.Seek/r/n");
cprintf("5.Back");
x=X7;
y=Y7;
x7_lenth=X7_LENTH;
nowbar_file(x,y,x7_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y7+Y7_LENTH+1)) y=Y7;
nowbar_file(x,y,x7_lenth);
if(y!=Y7) nowbardown_file(x,y,x7_lenth);
else nowbardown_file(x,Y7+Y7_LENTH+1,x7_lenth);
gotoxy(1,(y-Y7+1));
break;}
case KEY_UP:{
--y;
if(y==(Y7-1)) y=Y7+Y7_LENTH;
nowbar_file(x,y,x7_lenth);
if(y!=(Y7+Y7_LENTH)) nowbarup_file(x,y,x7_lenth);
else nowbarup_file(x,Y7-1,x7_lenth);
gotoxy(1,(y-Y7+1));
break;}
}
};
return y;
}
/*教师返回首页函数*/
int head_file_teacher()
{
int key_BOARD,y,x,x8_lenth;
window(X8,Y8,(X8+X8_LENTH),(Y8+Y8_LENTH));
textbackground(LIGHTGRAY);
clrscr();
textcolor(WHITE);
cprintf("1.Main/r/n");
cprintf("2.Back");
x=X8;
y=Y8;
x8_lenth=X8_LENTH;
nowbar_file(x,y,x8_lenth);
gotoxy(1,1);
for(;key_BOARD!=KEY_ENTER;)
{
key_BOARD=key();
switch(key_BOARD){
case KEY_DOWN:{
++y;
if(y==(Y8+Y8_LENTH+1)) y=Y8;
nowbar_file(x,y,x8_lenth);
if(y!=Y8) nowbardown_file(x,y,x8_lenth);
else nowbardown_file(x,Y8+Y8_LENTH+1,x8_lenth);
gotoxy(1,(y-Y8+1));
break;}
case KEY_UP:{
--y;
if(y==(Y8-1)) y=Y8+Y8_LENTH;
nowbar_file(x,y,x8_lenth);
if(y!=(Y8+Y8_LENTH)) nowbarup_file(x,y,x8_lenth);
else nowbarup_file(x,Y8-1,x8_lenth);
gotoxy(1,(y-Y8+1));
break;}
}
};
return y;
}
/*成绩类具体功能函数*/
/*删除学生信息*/
void deleteStudent()
{
int id, i;
int total = 0;
Student s, *studentList;
FILE *file;
if((file = fopen("c://data.dat", "rb")) == NULL)
printf("error");
else
{
/*计算文件总共有多少记录*/
fread(&s, sizeof(Student),1,file);
while(!feof(file))
{
total++;
fread(&s, sizeof(Student),1,file);
}
rewind(file);
/*为学生数组动态分配存储空间*/
studentList = (Student *)calloc(total, sizeof(Student));
/*将学生信息读入数组*/
for(i=0; i<total; i++)
{
fread(studentList+i, sizeof(Student), 1, file);
}
fclose(file);
/*在数组中反复查找和删除学生*/
for(;;)
{
clrscr();
gotoxy(1,1);
printf("number(0-exit):");
scanf("%d", &id);
if(id == 0) break;
for(i=0; i<total; i++)
{
if((studentList+i)->Sid == id)
{
break;
}
}
if(i<total)/*如果找到了要删除的学生*/
{
for(;i<total-1;i++)
{
/*用后一个学生覆盖前一个学生*/
*(studentList+i) = *(studentList+i+1);
}
total--;/*学生总数减1*/
}
gotoxy(1,2);
printf("delete!!");
getch();
}
/*重新将数组里的学生写入文件，注意total为学生总数*/
file = fopen("c://data.dat", "wb");
for(i=0; i<total; i++)
{
fwrite(studentList+i, sizeof(Student), 1, file);
}
free(studentList);
fclose(file);
}
}
/*统计学生信息*/
void summerizeStudent()
{
int total = 0;
int mathHigh=0, mathLow=100, mathSum = 0;
int chineseHigh = 0, chineseLow = 100, chineseSum = 0;
int englishHigh = 0, englishLow = 100, englishSum = 0;
Student s;
FILE *file;
if((file = fopen("c://data.dat", "rb")) == NULL)
printf("error");
else
{
fread(&s, sizeof(Student), 1, file);
while(!feof(file))
{
total++;
if(s.mathScores > mathHigh)
mathHigh = s.mathScores;
if(s. mathScores < mathLow)
mathLow = s. mathScores;
mathSum += s. mathScores;
if(s.chineseScores > chineseHigh)
chineseHigh = s.chineseScores;
if(s. chineseScores < chineseLow)
chineseLow = s. chineseScores;
chineseSum += s. chineseScores;
if(s.englishScores > englishHigh)
englishHigh = s.englishScores;
if(s. englishScores < englishLow)
englishLow = s.englishScores;
englishSum += s. englishScores;
fread(&s, sizeof(Student), 1, file);
}
gotoxy(1,1);
printf("There are %d students", total);
gotoxy(1,2);
printf(" High Less Average/n");
if(total>0)
{
gotoxy(1,3);
printf("Math/t/t%d/t/t%d/t/t%d/n", mathHigh, mathLow, mathSum/total);
gotoxy(1,4);
printf("Chinese/t/t%d/t/t%d/t/t%d/n", chineseHigh, chineseLow, chineseSum/total);
gotoxy(1,5);
printf("English/t/t%d/t/t%d/t/t%d/n", englishHigh, englishLow, englishSum/total);
}
getch();
fclose(file);
}
}
/*修改学生信息*/
void modifyStudent()
{
int id;
int count;
Student s;
FILE *file;
char modiValue[30];
int ok;
if((file = fopen("c://data.dat", "rb+")) == NULL)
printf("error");
else
{
for(;;)
{
clrscr();
gotoxy(1,1);
printf("number(0-exit):");
scanf("%d", &id);
if(id == 0) break;
rewind(file);
ok = 0;
count = 0;
while(!feof(file))
{
fread(&s, sizeof(Student),1,file);
if(s.Sid==id)
{
ok = 1;
break;
}
count ++;
}
if(ok)
{
gotoxy(1,1);
printf("Please change<No use input the ENTER>");
gotoxy(1,2);
printf("num (%d):", s.Sid);
rewind(stdin);
gets(modiValue);
if(strlen(modiValue) > 0)
s.Sid = atoi(modiValue);
gotoxy(1,3);
printf("name (%s):", s.name);
gets(modiValue);
if(strlen(modiValue) > 0)
strcpy(s.name, modiValue);
gotoxy(1,4);
printf("sex(1-m,2-f) (%d):", s.sex);
gets(modiValue);
if(strlen(modiValue) > 0)
s.sex = atoi(modiValue);
gotoxy(1,5);
printf("class (%s):", s.className);
gets(modiValue);
if(strlen(modiValue) > 0)
strcpy(s.className, modiValue);
gotoxy(1,6);
printf("math (%d):", s.mathScores);
gets(modiValue);
if(strlen(modiValue) > 0)
s.mathScores = atoi(modiValue);
gotoxy(1,7);
printf("chinese (%d):", s.chineseScores);
gets(modiValue);
if(strlen(modiValue) > 0)
s.chineseScores = atoi(modiValue);
gotoxy(1,8);
printf("english (%d):", s.englishScores);
gets(modiValue);
if(strlen(modiValue) > 0)
s.englishScores = atoi(modiValue);
fseek(file, count * sizeof(Student), SEEK_SET);
fwrite(&s, sizeof(Student), 1, file);
}
}
fclose(file);
}
}
/*输入学生信息*/
void inputStudents(){
FILE *file;
Student s;
if((file=fopen("c://data.dat", "rb+"))==NULL)
{
file = fopen("c://data.dat", "wb+");
}
while(!feof(file))/*这里,将读写头移动到文件结尾,以免覆盖上次的输入*/
{
fread(&s, sizeof(Student), 1, file);
}
while(1)
{
gotoxy(1,1);
printf("number(0-exit):");
scanf("%d", &s.Sid);
if(s.Sid == 0) break;
gotoxy(1,2);
printf("name:");
scanf("%s", s.name);
gotoxy(1,3);
printf("class:");
scanf("%s", s.className);
gotoxy(1,4);
printf("math:");
scanf("%d", &s.mathScores);
gotoxy(1,5);
printf("chinese:");
scanf("%d", &s.chineseScores);
gotoxy(1,6);
printf("english:");
scanf("%d", &s.englishScores);
fwrite(&s, sizeof(Student), 1, file);
clrscr();
}
fclose(file);
}
/*显示文件中所有学生信息*/
void queryStudents()
{
FILE *file;
Student s;
if(NULL==(file = fopen("c://data.dat", "rb")))
cprintf("error");
else
{
fread(&s, sizeof(Student), 1, file);
while(!feof(file))
{
dispStudent_queryStudents(s);
fread(&s, sizeof(Student), 1, file);
}
fclose(file);
}
}
/*显示文件所用学生信息显示函数*/
void dispStudent_queryStudents(Student s)
{
static int i_num=0;
gotoxy(1,(++i_num));
printf("num: %-15d name: %-12s class: %-8s",s.Sid,s.name,s.className);
gotoxy(1,(++i_num));
printf("math: %-6d chinese: %-6d english: %-6d",s.mathScores,s.chineseScores,s.englishScores);
}
/*学生信息显示函数*/
void dispStudent(Student s)
{
gotoxy(1,1);
printf("num: %-15d name: %-12s class: %-8s",s.Sid,s.name,s.className);
gotoxy(1,2);
printf("math: %-6d chinese: %-6d english: %-6d",s.mathScores,s.chineseScores,s.englishScores);
}
/*查找学生信息*/
void seekStudent()
{
int id;
Student s;
FILE *file;
int ok;
if((file = fopen("c://data.dat", "rb")) == NULL)
printf("error");
else
{
for(;;)
{
printf("number(0-exit):");
scanf("%d", &id);
if(id == 0) break;
rewind(file);
ok = 0;
while(!feof(file))
{
fread(&s, sizeof(Student),1,file);
if(s.Sid==id)
{
ok = 1;
break;
}
}
if(ok)
{
dispStudent(s);
getch();
}
clrscr();
}
fclose(file);
}
}
/*选课类基本函数*/
/*删除课程信息*/
void deleteClass()
{
int id, i;
int total = 0;
Class t, *ClassList;
FILE *file;
if((file = fopen("c://data1.dat", "rb")) == NULL)
printf("error");
else
{
/*计算文件总共有多少记录*/
fread(&t, sizeof(Class),1,file);
while(!feof(file))
{
total++;
fread(&t, sizeof(Class),1,file);
}
rewind(file);
/*为课程数组动态分配存储空间*/
ClassList = (Class *)calloc(total, sizeof(Class));
/*将课程信息读入数组*/
for(i=0; i<total; i++)
{
fread(ClassList+i, sizeof(Class), 1, file);
}
fclose(file);
/*在数组中反复查找和删除课程*/
for(;;)
{
gotoxy(1,1);
printf("class_num(0-exit):");
scanf("%d", &id);
if(id == 0) break;
for(i=0; i<total; i++)
{
if((ClassList+i)->Sid == id)
{
break;
}
}
if(i<total)/*如果找到了要删除的课程*/
{
for(;i<total-1;i++)
{
/*用后一个学生覆盖前一个课程*/
*(ClassList+i) = *(ClassList+i+1);
}
total--;/*课程总数减1*/
}
gotoxy(1,2);
printf("delete!!");
getch();
clrscr();
}
/*重新将数组里的课程写入文件，注意total为课程总数*/
file = fopen("c://data1.dat", "wb");
for(i=0; i<total; i++)
{
fwrite(ClassList+i, sizeof(Class), 1, file);
}
free(ClassList);
fclose(file);
}
}
/*输入选课课程信息*/
void inputclass(){
FILE *file;
Class t;
if((file=fopen("c://data1.dat", "rb+"))==NULL)
{
file = fopen("c://data1.dat", "wb+");
}
while(!feof(file))/*这里,将读写头移动到文件结尾,以免覆盖上次的输入*/
{
fread(&t, sizeof(Class), 1, file);
}
while(1)
{
gotoxy(1,1);
printf("class_num(0-exit):");
scanf("%d", &t.Sid);
if(t.Sid == 0) break;
gotoxy(1,2);
printf("teacher:");
scanf("%s", t.name);
gotoxy(1,3);
printf("class:");;
scanf("%s", t.class);
gotoxy(1,4);
printf("credit:");
scanf("%s", t.credit);
gotoxy(1,5);
printf("max_room:");
scanf("%d", &t.max_room);
gotoxy(1,6);
printf("exam_mode:");
scanf("%s", t.exam_mode);
fwrite(&t, sizeof(Class), 1, file);
clrscr();
}
fclose(file);
}
/*显示文件中所有课程信息*/
void listClass()
{
FILE *file;
Class t;
if(NULL==(file = fopen("c://data1.dat", "rb")))
printf("不能打开文件！/n");
else
{
fread(&t, sizeof(Class), 1, file);
while(!feof(file))
{
dispClass_list(t);
fread(&t, sizeof(Class), 1, file);
}
getch();
fclose(file);
}
}
/*显示文件所用课程信息显示函数*/
void dispClass_list(Class t)
{
static int i_num1=0;
gotoxy(1,++i_num1);
printf("class_num: %-9dteacher: %-10sclass: %-8s",t.Sid,t.name,t.class);
gotoxy(1,++i_num1);
printf("credit: %-6s max_room: %-6d exam_mode: %-6s",t.credit,t.max_room,t.exam_mode);
}
/*选课信息显示函数*/
void dispClass(Class t)
{
gotoxy(1,1);
printf("class_num: %-9dteacher: %-10sclass: %-8s",t.Sid,t.name,t.class);
gotoxy(1,2);
printf("credit: %-6s max_room: %-6d exam_mode: %-6s",t.credit,t.max_room,t.exam_mode);
}
/*课程搜索函数*/
void seekClass()
{
int id;
Class t;
FILE *file;
int ok;
if((file = fopen("c://data1.dat", "rb")) == NULL)
printf("error");
else
{
for(;;)
{
gotoxy(1,1);
printf("class_num(0-exit):");
scanf("%d", &id);
if(id == 0) break;
rewind(file);
ok = 0;
while(!feof(file))
{
fread(&t, sizeof(Class),1,file);
if(t.Sid==id)
{
ok = 1;
break;
}
}
if(ok)
{
dispClass(t);
getch();
}
clrscr();
}
fclose(file);
}
}
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