/*!
?*?@file???????book_stu.cpp
?*?@brief??????指針計算
?*?@author?????陶金鑒
?*?@remarks????通過指針移動操作?簡單?高效?快速?值得信賴！
?*/

#include?“book_stu.h“

Book_info?*getbooks（Book_info?*pb）
{
????for（pb=books;（pb->exist）==1;pb++）;
????return?pb;
}

Student_info?*getstudent（Student_info?*ps）
{
????for（?ps=students;（ps->exist）==1;ps++）;
????return?ps;
}

Py?*getPy（Py?*pp）
{
????for（pp=bussiness;（pp->exist）==1;pp++）;
????return?pp;
}

Book_info?*sure_miss（Book_info?*pb）
{
????int?i;
????dates?now;
????now?=?get_systime（）;
????for（;（（pb->where）==?go_out）;pb++）
????{
????????if（day_day（pb->Borrow_datnow）?>=?break_limit）
????????{
????????????return?pb;
????????}
????????else
????????????i++;
????}
????pb?=?NULL;
????return?pb;
}

void?book_display（）
{
????int?width=85;
????cleardevice（）;
????pb=books;
????xyprintf（300width-80“------%s------““書籍信息“）;
????setfont（200“楷書“）;
????xyprintf（100width-55“|%14s|%14s|%14s|%14s|““書名???““類別???““作者???““價格???“）;
????xyprintf（100width-35“|%14s|%14s|%14s|%14s|““------------““------------““------------““----------“）;
????for（;（pb->exist）==1;pb++）
????{
????????if（（pb->where）==go_out）
????????{
????????????????setcolor（RED）;
????????????????xyprintf（100width“|%14s|%14s|%14s|%14d|“pb->book_namepb->classespb->authorpb->price）;
????????????????setcolor（BLACK）;
????????????????xyprintf（100width+30“|%14s|%14s|%14s|%14s|““------------““------------““------------““----------“）;
????????}
????????else
????????{
????????????????setcolor（BLUE）;
????????????????xyprintf（100width“|%14s|%14s|%14s|%14d|“pb->book_namepb->classespb->authorpb->price）;
????????????????setcolor（BLACK）;
????????????????xyprintf（100width+30“|%14s|%14s|%14s|%14s|““------------““------------““------------““----------“）;
????????}
????????width+=60;
????}
}
void?py_display（）
{
????int?width?=?40;
????cleardevice（）;
????pp=bussiness;
????xyprintf（300width-35“------%s------““記錄“）;
????setfont（200“楷書“）;
????for（;（pp->exist）==1;pp++）
????{
????????if（（pp->sta）==1）
????????{
????????????setcolor（RED）;
????????????xyprintf（100width“|%4d年%2d月%2d日%14s%5s%14s|“pp->happen_dat.yearpp->happen_dat.monthpp->happen_dat.daypp->student_name“借出“pp->book_name）;
????????????xyprintf（100width+20“________________________________________________“）;
????????}
????????else
????????{
????????????setcolor（BLUE）;
????????????xyprintf（100width“|%4d年%2d月%2d日%14s%5s%14s|“pp->happen_dat.yearpp->happen_dat.monthpp->happen_dat.daypp->student_name“還回“pp->book_name）;
????????????xyprintf（100width+20“________________________________________________“）;
????????}
????????setcolor（BLACK）;
????????width+=50;
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-01-12?20:49??Lms_GO\
?????目錄???????????0??2018-01-07?10:07??Lms_GO\Lms_GO?可執行文件\
?????目錄???????????0??2018-01-07?10:07??Lms_GO\Lms_GO?可執行文件\Image\
?????文件??????451673??2018-02-08?10:27??Lms_GO\Lms_GO?可執行文件\Image\Goodbye.png
?????文件???????24021??2018-01-02?21:48??Lms_GO\Lms_GO?可執行文件\Image\Jz.png
?????文件????????4896??2018-01-06?19:59??Lms_GO\Lms_GO?可執行文件\Image\Load.png
?????文件??????421694??2018-01-02?21:48??Lms_GO\Lms_GO?可執行文件\Image\bgp.png
?????文件??????697609??2018-01-02?21:47??Lms_GO\Lms_GO?可執行文件\Image\book.png
?????文件??????247700??2018-01-06?20:37??Lms_GO\Lms_GO?可執行文件\Image\load0.png
?????文件??????513536??2018-01-06?20:40??Lms_GO\Lms_GO?可執行文件\Lms_GO.exe
?????目錄???????????0??2018-01-07?10:07??Lms_GO\Lms_GO?可執行文件\Music\
?????文件??????698065??2015-05-06?13:16??Lms_GO\Lms_GO?可執行文件\Music\BGM.mp3
?????文件???????13900??2018-01-02?21:48??Lms_GO\Lms_GO?可執行文件\Music\click.wav
?????文件???????16270??2015-05-06?13:16??Lms_GO\Lms_GO?可執行文件\Music\finish.mp3
?????文件????????9220??2005-09-16?02:20??Lms_GO\Lms_GO?可執行文件\Music\msg.wav
?????文件????????6947??2005-09-16?02:20??Lms_GO\Lms_GO?可執行文件\Music\system.wav
?????目錄???????????0??2018-01-07?10:07??Lms_GO\Lms_GO?可執行文件\database\
?????文件???????12000??2018-03-04?15:37??Lms_GO\Lms_GO?可執行文件\database\book_info.dat
?????文件???????12000??2018-03-04?15:35??Lms_GO\Lms_GO?可執行文件\database\py_info.dat
?????文件???????????0??2018-01-04?14:23??Lms_GO\Lms_GO?可執行文件\database\student_info.dat
?????目錄???????????0??2018-01-07?10:08??Lms_GO\Projects\
?????文件????????1491??2018-01-06?16:34??Lms_GO\Projects\Files.cpp
?????文件?????????168??2018-01-03?21:28??Lms_GO\Projects\Files.h
?????目錄???????????0??2018-01-07?10:08??Lms_GO\Projects\Image\
?????文件??????451673??2018-02-08?10:27??Lms_GO\Projects\Image\Goodbye.png
?????文件???????24021??2018-01-02?21:48??Lms_GO\Projects\Image\Jz.png
?????文件????????4896??2018-01-06?19:59??Lms_GO\Projects\Image\Load.png
?????文件??????421694??2018-01-02?21:48??Lms_GO\Projects\Image\bgp.png
?????文件??????697609??2018-01-02?21:47??Lms_GO\Projects\Image\book.png
?????文件??????247700??2018-01-06?20:37??Lms_GO\Projects\Image\load0.png
?????文件????????2018??2018-01-07?10:05??Lms_GO\Projects\Lms_GO.cbp
............此處省略74個文件信息