titem();/*定义菜单*/
void DrawSelectitem();/*显示主菜单*/
void BlackText(int x,int y,char *z);/*选中菜单*/
void RedText(int x,int y,char *z);/*正常菜单*/
void Run();/*具体操作过程*/
void DrawMl(int n);/*显示下拉菜单*/
void MoveMl(int n,int x);/*菜单选项的控制*/
void Enter(int m,int n);/*菜单选项的具体功能*/
void BookAdd();/*添加图书*/
void BookConsult();/*图书查询*/
void BookDel();/*删除图书资料*/
void BookBorrow();/*借书*/
void BookReturn(); /*还书*/
void MemberAdd(); /*增加会员*/
void MemberConsult();/*查询会员*/
void MemberDel(); /*删除会员*/
void MemberBook(); /*查询会员借书信息*/
void Help(); /*帮助*/
void Ver(); /*版本信息*/
void ClrScr();/*自定义清屏函数*/
void DrawFrame(int left,int up,int right,int down,int textcolor,int backgroundcolor);/*画边框*/
/***主函数****/
void main(void)
{
Menu();/*初始化界面*/
Run();/*具体操作过程*/
}
/*初始化界面*/
void Menu()
{
system("cls"); /*调用系统的清屏命令*/
textbackground(BLUE);/*将背景设置为蓝色*/
window(1,1,25,80);
clrscr();
textx=3;/*光标初始化位置*/
texty=2;
gotoxy(1,2);
printf("%c",218);/*画左上角*/
for(i=0;i<78;i++)
printf("%c",196); /*画水平直线*/
printf("%c",191);/*画右上角*/
for(i=3;i<=23;i++)
{
gotoxy(1,i);
printf("%c",179); /*画垂直线*/
gotoxy(80,i);
printf("%c",179);
}
printf("%c",192); /*画左下角*/
for(i=0;i<78;i++)
printf("%c",196);
printf("%c",217); /*画右下角*/
gotoxy(1,1);
textcolor(7); /*设置灰色*/
for(i=0;i<80;i++)
cprintf("%c",219);/*用符号实现画主菜单的灰色背景区*/
Selectitem();/*调用选项函数*/
DrawSelectitem(); /*画选项*/
gettext(2,3,78,23,c); /*保存当前文本区域*/
}
/*定义菜单*/
void Selectitem()
{
strcpy(ml[0].name,"Book");/*下面的具体选项补空格是为了各菜单黑色背景相同*/
strcpy(ml[0].str[0],"Add");/*添加图书*/
strcpy(ml[0].str[1],"Consult ");/*查询图书*/
strcpy(ml[0].str[2],"Del");/*删除图书资料*/
strcpy(ml[0].str[3],"Borrow");/*借书*/
strcpy(ml[0].str[4],"Return");/*还书*/
strcpy(ml[0].str[5],"Exit");/*退出系统*/
ml[0].n=6; /*保存菜单的项数*/
strcpy(ml[1].name,"Member");
strcpy(ml[1].str[0],"Add");/*添加新会员*/
strcpy(ml[1].str[1],"Consult ");/*查询会员资料*/
strcpy(ml[1].str[2],"Del");/*删除会员资料*/
strcpy(ml[1].str[3],"Member&book ");
ml[1].n=4;
strcpy(ml[2].name,"Help");/*系统帮助*/
strcpy(ml[2].str[0],"This System ");
strcpy(ml[2].str[1],"Ver ");
ml[2].n=2;
}
/*显示主单名*/
void DrawSelectitem()
{
for(i=0;i<3;i++)
RedText(i,1,ml.name); /*显示主菜单名，且首字母为红色*/
}
/*正常显示菜单*/
void RedText(int x,int y,char *z)
{
textbackground(7); /*设置背景颜色为浅灰色*/
gotoxy(3+x*20,y);
for(j=0;z[j];j++)
{
IF(j==0)
textcolor(RED);/*第一个字母显示红色*/
else
textcolor(BLACK); /*设置黑色*/
cprintf("%c",z[j]); /*输出菜单名*/
}
}
/*显示选中菜单*/
void BlackText(int x,int y,char *z)
{
textbackground(0); /*设置背景颜色为黑色*/
textcolor(15); /*设置文本颜色为白色*/
gotoxy(3+20*x,y);/*定位坐标*/
cputs(z); /*输出菜单名字符串*/
}
/*按键操作过程*/
void Run()
{
while(1)
{
gotoxy(texty,textx);
key=bioskey(0);/*接收按键*/
switch(key)
{
case ALT_B:
case ESC: DrawMl(0);break; /*显示下拉菜单1*/
case ALT_M: DrawMl(1);break;/*显示下拉菜单2*/
case ALT_H: DrawMl(2);/*显示下拉菜单3*/
case UP:/*上光标键的操作控制*/
{
if(textx==3)
textx=23;
textx--;
gotoxy(texty,textx);
}break;
case DOWN:/*下光标键的操作控制*/
{
if(textx==23)
textx=3;
textx++;
gotoxy(texty,textx);
}break;
case LEFT: /*左光标键的操作控制*/
{
if(texty==2)
texty=79;
texty--;
gotoxy(texty,textx);
}break;
case Backspace: /*擦除键的设置*/
{
if(texty==2&&textx==3)
continue;
else
{
if(texty!=2)
texty--; /*擦除键的细节问题,先擦去东西,然后光标还要往后退一格*/
else
if(texty==2)
{
texty=78;
textx--;
}
gotoxy(texty,textx);
printf(" ");
gotoxy(texty,textx);
}
}break;/*end case 0xe08*/
case RIGHT: /*右光标键的操作控制*/
{
if(texty==79)
texty=2;
texty++;
gotoxy(texty,textx);
}break;
case SPACE: /*空格键的操作*/
{
if(texty==79)
continue;
else
{
gotoxy(texty,textx); /*空格的细节操作*/
printf(" ");
texty++;
gotoxy(texty,textx);
}
}break;
case ENTER: /*回车的控制操作*/
{
if(textx==23)
continue;
textx++;
texty=2;
gotoxy(texty,textx);
}break;
default : /*非控制键的结果*/
{
if(texty==79&&textx==23)/*到达最后就不再输出*/
continue;
else
if(texty==79&&textx!=23) /*到行的最后*/
{
textx++;
texty=2;
}
gotoxy(texty,textx);/*输出结果*/
printf("%c",key);
if(texty==79) /*如果texty==79就不执行*/
continue;
else /*如果没到行尾就继续执行,使光标向前移动一位*/
texty++;
}
}
}/*大循环的大括号*/
}
/*画边框函数*/
void DrawFrame(int l,int u,int r,int d,int tcolor,int bcolor)
{
textbackground(bcolor); /*背景颜色*/
textcolor(bcolor); /*文本颜色*/
for(i=l;i<=r;i++) /*输出背景区域*/
{
for(j=u;j<=d;j++)
{
gotoxy(i,j);
printf("%c",219); /*输出背景字符*/
}
}
textcolor(tcolor);/*边框颜色*/
for(i=u+1;i<d;i++) /*在背景区域内输出边框线*/
{
gotoxy(l,i);
cprintf("%c",179); /*垂直线*/
gotoxy(r,i);
cprintf("%c",179);
}
for(i=l+1;i<r;i++)
{
gotoxy(i,u);
cprintf("%c",196); /*水平线*/
gotoxy(i,d);
cprintf("%c",196);
}
gotoxy(l,u);
cprintf("%c",218);/*左上角*/
gotoxy(r,u);
cprintf("%c",191);/*右上角*/
gotoxy(l,d);
cprintf("%c",192);/*左下角*/
gotoxy(r,d);
cprintf("%c",217); /*右下角*/
/* gettext(l+1,u+1,r-1,d-1,save1);*//*保存边框内区域*/
}
/*显示具体下拉选择项目*/
void DrawMl(int n)
{
gettext(1,1,80,25,save);/*保存被掩盖的地方*/
BlackText(n,1,ml[n].name);/*反选显示主菜单*/
DrawFrame(3+20*n-1,2,3+20*n+19,3+ml[n].n,0,7);/*下拉菜单的边框*/
for(i=3;i<3+ml[n].n;i++)/*输出所选菜单各选项*/
{
if(i==3)
BlackText(n,i,ml[n].str[i-3]);/*默认选中第一项*/
else
RedText(n,i,ml[n].str[i-3]);/*其余各项首字符红色显示*/
}
gotoxy(79,1);
MoveMl(n,3);/*菜单选项的控制*/
}
/*菜单选项的控制，n决定水平项，x决定下拉的选项*/
void MoveMl(int n,int x)
{
int flag=1;
while(flag)
{
gotoxy(79,1);
key=bioskey(0);/*接收按键*/
gotoxy(79,1);
switch(key)
{
case ESC:/*退出循环*/
puttext(1,1,80,25,save);/*恢复打开菜单前的样子*/
flag=0;
break;
case LEFT:/*移到左边的选项*/
puttext(1,1,80,25,save);/*恢复打开菜单前的样子*/
if(n==0)/*往左移动越界的话移到最后一个选项*/
DrawMl(2);
else
DrawMl(n-1);
flag=0;
break;
case RIGHT:/*移动右边的选项*/
puttext(1,1,80,25,save);/*恢复打开菜单前的样子*/
if(n==2)/*往右移动越界的话移到第一个选项*/
DrawMl(0);
else
DrawMl(n+1);
flag=0;
break;
case UP:/*具体选项往上移动*/
RedText(n,x,ml[n].str[x-3]);/*输出红色字体*/
if(x==3)/*移到最上面再按上键，就移到最下面*/
x=3+ml[n].n-1;
else
x--;/*移动到新的要显示的内容*/
BlackText(n,x,ml[n].str[x-3]);/*输出黑色字体*/
flag=1;
break;
case DOWN:/*具体选项往下移动*/
RedText(n,x,ml[n].str[x-3]);
if(x==(3+ml[n].n-1))/*移动到最底下再按下键就移到最上面*/
x=3;
else
x++;/*移动到新的要显示的内容*/
BlackText(n,x,ml[n].str[x-3]);
flag=1;
break;
case ENTER:
puttext(1,1,80,25,save);/*恢复打开菜单前的样子*/
Enter(n,x-3);/*菜单选项的具体功能*/
flag=0;
break;
}
gotoxy(79,1);
}
}
/*菜单选项的具体功能*/
void Enter(int m,int n)
{
switch(m)
{
case 0:switch(n) /*选择了图书菜单选项*/
{
case 0:BookAdd();break;/*添加图书*/
case 1:BookConsult();break;/*图书查询*/
case 2:BookDel();break;/*删除一本图书资料*/
case 3:BookBorrow();break;/*借书*/
case 4:BookReturn();break;/*还书*/
case 5:exit(0);break;
} break;/*退出系统*/
case 1: switch(n) /*选择了会员菜单选项*/
{
case 0: MemberAdd();break;/*添加会员*/
case 1:MemberConsult();break;/*会员查询*/
case 2:MemberDel();break;/*删除一个会员资料*/
case 3:MemberBook();/*查询某个会员所借图书情况*/
}break;
case 2:switch(n) /*选择了帮助菜单选项*/
{
case 0:Help();break;
case 1:Ver();
}
}/*结束外switch*/
}
/*12. bookfunction.c源程序*/
/*** bookfunction.c***/
/*添加图书*/
#include "d:\cbook\13\c13_book.c"
void BookAdd()
{
FILE *fp;
Book consultbook;
fp=fopen("book.txt","rb");/*读方式打开文件*/
if(fp==NULL)
fp=fopen("book.txt","wb"); /*写方式打开文件*/
else/*如果有书就添加*/
{
fclose(fp);
fp=fopen("book.txt","ab");/*追加方式打开文件*/
}
ClrScr();/*清屏*/
printf("Intput new book num: ");/*逐个输入新图书的资料*/
gets(consultbook.num);
gotoxy(2,4);
printf("Input new book name: ");
gets(consultbook.name);
gotoxy(2,5);
printf("Please input new book's price: ");
scanf("%d%*c",&consultbook.price);
strcpy(consultbook.person,"");
consultbook.yes=1;/*表示书存在未借出*/
consultbook.next=NULL;
fwrite(&consultbook,sizeof(Book),1,fp);/*块写*/
fclose(fp); /*关闭文件*/
ClrScr();
}
/*图书查询*/
void BookConsult()
{
FILE *fp;
Book consultbook;
char bookname[20]; /*书名*/
int flag=0,i=0;
ClrScr();
gotoxy(2,3);
printf("Input the book name: ");
gets(bookname); /*输入要查询的图书名*/
fp=fopen("book.txt","rb");
if(fp==NULL)/*没找到文件*/
{
ClrScr();
gotoxy(2,3);
printf("Error!");
fclose(fp);
return;
}
else
while(!feof(fp))/*查询图书资料*/
{
fread(&consultbook,sizeof(Book),1,fp);
if(strcmp(consultbook.name,bookname)==0)/*如果查找到*/
{
ClrScr();
gotoxy(2,3+i*5);
printf("This book %s information as follow:",consultbook.name);
gotoxy(2,4+i*5);
printf("This book num is %s",consultbook.num);
gotoxy(2,5+i*5);
printf("This book's price is %d",consultbook.price);
gotoxy(2,6+i*5);
printf("This book'sis browwed by %s",consultbook.person);
gotoxy(2,7+i*5);
printf("This book's state is %d",consultbook.yes);
i++;
flag=1; /*查找数据标志*/
}
}
if(flag==0)
{
ClrScr();
gotoxy(2,3);
printf("No found this book");
}
fclose(fp);
}
/*删除图书资料*/
void BookDel()
{
FILE *fp;
Book *head,*p,*q;
char bookname[20];
fp=fopen("book.txt","rb");/*读方式打开文件*/
if(fp==NULL)/*没找到文件*/
{
gotoxy(2,3);
printf("Error!");
fclose(fp);
return;
}
head=p=q=(Book*)malloc(sizeof(Book));/*将文件内容放入链表*/
fread(p,sizeof(Book),1,fp); /*读第一条记录*/
while(!feof(fp))
{
q=p;
p=(Book*)malloc(sizeof(Book));
fread(p,sizeof(Book),1,fp); /*读记录*/
q->next=p;/*新记录插入到链表的尾*/
}
p->next=NULL;/*最后一个结点的后继为空*/
fclose(fp);
ClrScr();
printf("Input the book name: ");
gets(bookname); /*输入图书名*/
p=head;
while(p!=NULL)/*按名字查找要删除的图书*/
{
if(strcmp(p->name,bookname)==0)/*找到要删除的图书*/
{
if(p==head) /*如果是第一个结点*/
head=head->next;
else
q->next=p->next;/*不是第一个结点*/
break;
}
q=p;/*指针后移*/
p=p->next;
}
fp=fopen("book.txt","wb");/*删除后从链表的头开始重新保存*/
while(head!=NULL)
{
fwrite(head,sizeof(Book),1,fp);/*块写*/
head=head->next;
}
fclose(fp);
ClrScr();
}
/*借书*/
void BookBorrow()
{
FILE *fp;
Book consultbook;
Memberconsultmember;
char bookname[20],membername[20];
int flag=0,mflag=0;
ClrScr();
gotoxy(2,3);
printf("Input the mermber name: ");
gets(membername); /*输入会员名*/
if((fp=fopen("member.txt","rb"))==NULL)/*没找到文件*/
{
gotoxy(3,3);
printf("Cannot open file\n!");
return;
}
else
while(!feof(fp))/*查询会员资料*/
{
fread(&consultmember,sizeof(Member),1,fp);
if(strcmp(consultmember.name,membername)==0)
{
mflag=1; /*是会员标志*/
break;
}
}
fclose(fp);
if(mflag==0)
{
gotoxy(2,4);
printf("You not is a member,pleas register!");/*不是会员不能借书*/
return;
}
gotoxy(3,5);
printf("Input the book name: ");
gets(bookname); /*输入图书名*/
ClrScr();
if((fp=fopen("book.txt","rb+"))==NULL)/*没找到文件*/
{
gotoxy(2,3);
printf("Cannot open file\n!");
return;
}
while(!feof(fp))/*查询图书资料*/
{
fread(&consultbook,sizeof(Book),1,fp);
if(strcmp(consultbook.name,bookname)==0)
{
if(consultbook.yes==0)/*图书已经借出的判断*/
{
gotoxy(2,3);
printf("This book has borrowed\n!");
break;
}
else
{
consultbook.yes=0; /*作借出标志*/
strcpy(consultbook.person,membername);/*登记借书会员*/
fseek(fp,-1L*sizeof(Book),1);/*从当前位置前移一条记录指针*/
fwrite(&consultbook,sizeof(Book),1,fp);/*写记录*/
gotoxy(2,3);
printf("Borrowed succ!");
flag=1;/*借出书标志*/
break;
}
}
}
if(flag!=1)
{
ClrScr();
gotoxy(2,3);
printf("Borrowed fail!\n");/*借书失败*/
}
fclose(fp);
}
/*还书*/
void BookReturn()
{
FILE *fp;
Book consultbook;
char bookname[20];
int flag=0;
ClrScr();
if((fp=fopen("book.txt","rb+"))==NULL)/*没找到文件*/
{
gotoxy(2,3);
printf("cannot open file\n!");
return;
}
printf("Input the book name: ");
gets(bookname); /*输入图书名*/
ClrScr();
while(!feof(fp))/*查询图书资料*/
{
fread(&consultbook,sizeof(Book),1,fp);
if(strcmp(consultbook.name,bookname)==0)
{
if(consultbook.yes==0)/*图书已经借出的判断*/
{
consultbook.yes=1;/*作图书未借书标志，表示已还书*/
strcpy(consultbook.person,"");
fseek(fp,-1L*sizeof(Book),1);
fwrite(&consultbook,sizeof(Book),1,fp);
gotoxy(2,3);
printf("Return book succ!");
flag=1;
break;
}
}
}
if(flag!=1)
printf("Return fail!\n");
fclose(fp);
}
/*清除屏幕*/
void ClrScr()
{
int i,j;
puttext(2,3,78,23,c);/*刚开始已经用gettext把蓝色的一块地方保存下来,现在再还原*/
gotoxy(2,3);
}
/*会员注册*/
void MemberAdd()
{
FILE *fp;
Member consultmember;
fp=fopen("member.txt","rb");
if(fp==NULL)/*如果没会员就新建*/
fp=fopen("member.txt","wb");
else/*如果有会员就添加*/
{
fclose(fp);
fp=fopen("member.txt","ab");/*追加方式打开*/
}
ClrScr();
gotoxy(2,3);
printf("Intput new member name: ");/*逐个输入会员的资料*/
gets(consultmember.name);
gotoxy(2,4);
printf("Input member sex: ");
gets(consultmember.sex);
gotoxy(2,5);
printf("Please input member age: ");
scanf("%d%*c",&consultmember.age);
fwrite(&consultmember,sizeof(Member),1,fp);/*写入记录*/
fclose(fp);
ClrScr();
}
/*查询会员*/
void MemberConsult()
{
FILE *fp;
Member consultmember;
char membername[20];
int flag=0;
ClrScr();
gotoxy(2,3);
printf("Input the member name: ");/*输入要查询的会员名*/
gets(membername);
fp=fopen("member.txt","rb");
if(fp==NULL)/*没找到文件*/
{
ClrScr();
gotoxy(2,3);
printf("Error!");
fclose(fp);
return;
}
while(!feof(fp))/*查询会员资料*/
{
fread(&consultmember,sizeof(Member),1,fp);
if(strcmp(consultmember.name,membername)==0)/*比较*/
{
ClrScr();
gotoxy(2,3);
printf("This member %s information as follow:",consultmember.name);
gotoxy(2,4);
printf("This member'sexis %s",consultmember.sex);
gotoxy(2,5);
printf("This member 's age is %d",consultmember.age);
flag=1;
break;
}
}
if(flag==0)
{
ClrScr();
gotoxy(2,3);
printf("No found this member!");
}
fclose(fp);
}
/*删除会员资料*/
void MemberDel()
{
FILE *fp;
Member *head,*p,*q;
char membername[20];
fp=fopen("member.txt","rb");
if(fp==NULL)/*没找到文件*/
{
gotoxy(2,3);
printf("Error!");
fclose(fp);
return;
}
head=p=q=(Member*)malloc(sizeof(Member));/*将文件内容放入链表*/
fread(p,sizeof(Member),1,fp);
while(!feof(fp))
{
q=p;
p=(Member*)malloc(sizeof(Member));
fread(p,sizeof(Member),1,fp);/*读记录*/
q->next=p;/*链入到链表的尾部*/
}
p->next=NULL;
fclose(fp);
ClrScr();
printf("Input the member name: ");/*输入会员名*/
gets(membername);
p=head;
while(p!=NULL)/*按名字查找要删除的书*/
{
if(strcmp(p->name,membername)==0)/*查找会员*/
{
if(p==head)
head=head->next;/*如果是第一条记录*/
else
q->next=p->next;/*不是第一条记录*/
break;
}
q=p;/*没找到，则指针后移继续找*/
p=p->next;
}
fp=fopen("member.txt","wb");/*删除后重新保存*/
while(head!=NULL)
{
fwrite(head,sizeof(Member),1,fp);/*块写*/
head=head->next;
}
fclose(fp);
ClrScr();
}
/*查询会员所借的图书*/
void MemberBook()
{
FILE *fp;
Book consultbook;
Memberconsultmember;
char bookname[20],membername[20];
int flag=0,mflag=0,i=0;
ClrScr();
gotoxy(2,3);
printf("Input the mermber name: ");/*输入会员名*/
gets(membername);
if((fp=fopen("member.txt","rb"))==NULL)/*没找到文件*/
{
gotoxy(3,3);
printf("Cannot open file\n!");
return;
}
else
while(!feof(fp))/*查询会员资料，确认会员*/
{
fread(&consultmember,sizeof(Member),1,fp);
if(strcmp(consultmember.name,membername)==0)
{
mflag=1;
break;
}
}
fclose(fp);
if(mflag==0)
{
gotoxy(2,4);
printf("Not the member!");
return;
}
ClrScr();
if((fp=fopen("book.txt","rb+"))==NULL)/*没找到文件*/
{
gotoxy(2,3);
printf("Cannot open file\n!");
return;
}
while(!feof(fp))/*查询图书资料*/
{
fread(&consultbook,sizeof(Book),1,fp);
gotoxy(2,3);
printf("This member %s has borrowed bookas follow:",membername);
gotoxy(2,4);
printf("********************************************");
if(strcmp(consultbook.person,membername)==0)/*借阅人比较*/
{
gotoxy(2,5+i*4);
printf("Book name is %s",consultbook.name);
gotoxy(2,6+i*4);
printf("This book num is %s",consultbook.num);
gotoxy(2,7+i*4);
printf("This book's price is %d",consultbook.price);
printf("\n");
i++;
flag=1;
}
}
if(flag!=1)
{
ClrScr();
gotoxy(2,3);
printf("no Borrow book!\n");
}
else
{
gotoxy(2,i*4+6);
printf("******total is %d*********",i);/*显示总数*/
}
fclose(fp);
}
/*帮助文件*/
void Help()
{
ClrScr();
DrawFrame(10,5,50,8,0,7); /*画边框*/
gotoxy(15,6);
cprintf("click menu to run each funtion");/*输出字符串*/
getch();
ClrScr();
}
/***版本信息***/
void Ver()
{
ClrScr();
DrawFrame(10,5,50,8,0,7); /*画边框*/
gotoxy(15,6);
cprintf("Ver 1.0 finished by zhuyun");/*输出字符串*/
getch();
ClrScr();
}
qDQWFD75.rar
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