search_m.c

设计一个学生成绩管理系统

#include"jinhe.h"
int search_menu()
{ char *menu1[]={"welcome to our class",
		 "************SEARCH**MENU************",
		 "    2.1 Search with number",
		 "    2.2 Search with name",
		 "    2.3 Search with score",
		 "    2.4 Return",
		 "************************************",
		 "Up and down with      Press enter OK"};
  int i,key=0,c=0;
  clrscr();
  textbackground(BLUE);
  broder(21,7,58,16);
  window(22,8,57,15);
  clrscr();
  for(i=0;i<8;i++)
  { gotoxy(1,i+1);
    printf("%s",menu1[i]);
  }
  gotoxy(18,8);putch(24);
  gotoxy(20,8);putch(25);
  i=2;
  gotoxy(1,3);
  textbackground(LIGHTGREEN);
  cprintf("%s",menu1[2]);
  gotoxy(1,3);
  while(key!=13)
  { while(bioskey(1)==0);
    key=bioskey(0);
    key=key&0xff?key&0xff:key>>8;
    gotoxy(1,i+1);
    textbackground(BLUE);
    cprintf("%s",menu1[i]);
    if(key==72) i=i==2?5:i-1;
    if(key==80) i=i==5?2:i+1;
    gotoxy(1,i+1);
    textbackground(LIGHTGREEN);
    cprintf("%s",menu1[i]);
    c=i-2;
  }
  textbackground(BLUE);
  window(1,1,80,25);
  return(c);
}