商品进销存管理系统——c语言课程设计(附报告论文)

INCLUDEINCLUDEINCLUDEINCLUDEINCLUDEINCLUDEINCLUDEINCLUDEINCLUDE/包含WINDOWS的头文件使用获取现在系统时间的函数PRAGMACOMMENTLIB,“WINMMLIB“USINGNAMESPACESTDSYSTEMTIMENOW_TIME/定义现在时间全局变量CHARUSER_NAME20CHARUSER_CODE20INTISLOGGED0CLASSPRODUCTPUBLICCHARNAME30CHARCODE20INTDATE_YEARINTDATE_MONTHINTDATE_DAYCHARTYPE40DOUBLEPRICEINTAMOUNTCHARPRODUCER50INTQUAGP_NUMCHARQUAGP_T6INTSOLDTIME_YINTSOLDTIME_MINTSOLDTIME_DINTINTIME_YINTINTIME_MINTINTIME_DINTHOURINTMINUTEPRODUCTNEXTVOIDACCEPT/商品信息的接受函数COUTNAMECOUTCODECOUTPRICECOUTAMOUNTCOUTQUAGP_NUMQUAGP_TCOUTPRODUCERCOUTTYPEVOIDDISPLAY/商品信息的显示函数COUT0SYSTEM“CLS“ELSEWHILEPTRNULLCOUNTPTRPTRNEXTSYSTEM“CLS“PTRHEADCOUTCHOICEIFCHOICEQ|CHOICEQSYSTEM“CLS“RETURN0ELSESYSTEM“CLS“COUTDISPLAYPTRPTRNEXTCOUTCHOICESYSTEM“CLS“RETURN0INTCHECK_SOLD/PRODUCTHEAD2/查看已售出商品的函数INTCOUNT0PRODUCTPTRPTRHEAD2CHARCHOICEIFPTRNULLCOUTCHOICESYSTEM“CLS“ELSEWHILEPTRNULLCOUNTPTRPTRNEXTSYSTEM“CLS“COUTCHOICEIFCHOICEQ|CHOICEQRETURN0ELSESYSTEM“CLS“COUTDISPLAYPTRPTRNEXTCOUTCHOICESYSTEM“CLS“RETURN0VOIDCHECK_TYPECHARKEYWORD20INTCOUNT0CHARCHOICEPRODUCTPTRDOCOUTKEYWORDPTRHEADWHILEPTRIFSTRSTRPTRTYPE,KEYWORDCOUNTPTRPTRNEXTIFCOUNT0COUTTYPE,KEYWORDCOUNTCOUTDISPLAYPTRPTRNEXTPTRHEAD2COUNT0WHILEPTRIFSTRSTRPTRTYPE,KEYWORDCOUNTPTRPTRNEXTIFCOUNT0COUTTYPE,KEYWORDCOUNTCOUTDISPLAYPTRPTRNEXTCOUTCHOICEIFCHOICEYBREAKWHILE1INTGETDAYPRODUCTP/将保质期化为天数INTDAYIFSTRSTRPQUAGP_T,“年“|STRSTRPQUAGP_T,“YEAR“DAY365PQUAGP_NUMELSEIFSTRSTRPQUAGP_T,“MONTH“|STRSTRPQUAGP_T,“月“DAY30PQUAGP_NUMELSEIFSTRSTRPQUAGP_T,“DAY“|STRSTRPQUAGP_T,“天“|STRSTRPQUAGP_T,“日“DAYPQUAGP_NUMELSEIFSTRSTRPQUAGP_T,“WEEK“|STRSTRPQUAGP_T,“周“DAY7PQUAGP_NUMRETURNDAYINTCALCU_DAYPRODUCTP/计算现在时间与商品生产日期的天数差INTDAY1,DAY2,MONTHDAY1NOW_TIMEWDAYDAY2PDATE_DAYFORMONTH1MONTHDATE_MONTHMONTHIFMONTH4|MONTH6|MONTH9|MONTH11DAY230ELSEIFMONTH2IFPDATE_YEAR40ELSEDAY228ELSEDAY231DAY1365NOW_TIMEWYEARPDATE_YEARRETURNDAY1DAY21INTISOUTDATEPRODUCTP/判断是否过期或即将过期INTDAY1,DAY2IFPQUAGP_NUM365GETLOCALTIMES_HEADINTIME_YNOW_TIMEWYEARS_HEADINTIME_MNOW_TIMEWMONTHS_HEADINTIME_DNOW_TIMEWDAYS_HEADHOURNOW_TIMEWHOURS_HEADMINUTENOW_TIMEWMINUTES_HEADSTORE_INS_HEADINS_HEADNEXTNULLPTRS_HEADWHILE1COUTCHIFCHQ|CHQOVERTRUEBREAKELSEIFCHY|CHYGETLOCALTIMEPTRNEWPRODUCTPTRACCEPTPTRINTIME_YNOW_TIMEWYEARPTRINTIME_MNOW_TIMEWMONTHPTRINTIME_DNOW_TIMEWDAYPTRHOURNOW_TIMEWHOURPTRMINUTENOW_TIMEWMINUTEPTRSTORE_INPTRINPTRNEXTS_HEADS_HEADPTRBREAKELSECOUTNEXTNULLPTRPTRNEXTPTRNEXTHEADHEADS_HEADREWRITE_IN1REWRITE_IN2SYSTEM“CLS“RETURN0VOIDDEL_SINTMARK/删除商品信息的函数CHARDEL_WORD30PRODUCTPTR,PTR_BCHARCHOICEBOOLBACKFALSEIFMARK1PTRHEADELSEPTRHEAD2DOCOUTDEL_WORDDOWHILEPTRIFSTRCMPDEL_WORD,PTRNAME0|STRCMPDEL_WORD,PTRCODE0BREAKPTR_BPTRPTRPTRNEXTIFPTRCOUTDISPLAYCOUTNAMECHOICEIFCHOICEY|CHOICEYIFPTRHEAD/删除的是库存商品的头结点HEADHEADNEXTDELETEPTRELSEIFPTRHEAD2/删除的是售出商品的头结点HEAD2HEAD2NEXTDELETEPTRELSE/删除的不是头结点PTR_BNEXTPTRNEXTDELETEPTRCOUTCHOICERETURNELSEIFCHOICEN|CHOICENCOUTCHOICERETURNELSEIFCHOICEC|CHOICECSYSTEM“CLS“PTR_BPTRPTRPTRNEXTBREAKELSECOUTCHOICEIFCHOICEYBREAKELSEBREAKWHILE1IFBACKBREAKWHILE1VOIDDEL/删除商品信息的的菜单函数CHARCHOICEBOOLBACKFALSEDOSYSTEM“COLOR1E“COUTCHOICEIFCHOICEA|CHOICEADEL_S1SYSTEM“CLS“BREAKELSEIFCHOICEB|CHOICEBDEL_S2SYSTEM“CLS“BREAKELSEIFCHOICEC|CHOICECBACKTRUEBREAKELSECOUTNEXTIFCOUNT0COUTDISPLAYPTRPTRNEXTCOUNT0PTRHEADWHILEPTRNULLIFISOUTDATEPTR0COUNTPTRPTRNEXTIFCOUNT0COUT0COUNTCOUTDISPLAYCOUTNAMENEXTIFHAVEDOCOUTCHOICEIFCHOICEQ|CHOICEQBREAKELSEIFCHOICED|CHOICEDCOUTCHOICEIFCHOICEY|CHOICEYPTRHEADWHILEPTRNULLIFISOUTDATEPTR1IFPTRHEAD/删除头结点HEADHEADNEXTDELETEPTRPTRHEADELSEPTR_BNEXTPTRNEXTDELETEPTRPTRPTR_BPTR_BPTRPTRPTRNEXTCOUTCHOICEREWRITE_IN1REWRITE_IN2BREAKELSESYSTEM“CLS“BREAKELSECOUTCHOICESYSTEM“CLS“INTCORRECT_SCHARCH/修改商品信息的函数PRODUCTPTRNULLCHARCHOICECHARKEYWORD30BOOLOUTFALSEIFCHA|CHAPTRHEADELSEIFCHB|CHBPTRHEAD2DOCOUTKEYWORDDOWHILEPTRIFSTRCMPKEYWORD,PTRNAME0|STRCMPKEYWORD,PTRCODE0BREAKPTRPTRNEXTIFPTRCOUTCHOICEIFCHOICEYRETURN0ELSEBREAKELSECOUTDISPLAYCOUTCHOICEIFCHOICEY|CHOICEYCOUTCHOICESWITCHCHOICECASE1COUTACCEPTBREAKCASE2COUTPTRNAMEBREAKCASE3COUTPTRCODEBREAKCASE4COUTPTRPRICEBREAKCASE5COUTDATE_YEAR,BREAKCASE6COUTPTRQUAGP_NUMPTRQUAGP_TBREAKCASE7COUTPTRAMOUNTBREAKCASE8COUTPTRPRODUCERBREAKCASE9COUTPTRTYPEBREAKCASE0RETURN1DEFAULTCOUTCHOICERETURN1REWRITE_IN1REWRITE_IN2REWRITE_OUT1REWRITE_OUT2COUTCHOICEIFCHOICEC|CHOICECOUTTRUESYSTEM“CLS“BREAKELSEIFCHOICEYRETURN1WHILE1ELSEIFCHOICEC|CHOICECPTRPTRNEXTELSECOUTCHOICESYSTEM“CLS“RETURN0IFOUTBREAKWHILE1WHILE1INTCORRECT/PRODUCTHEAD/修改商品信息的菜单函数CHARCHOICEDOSYSTEM“COLOR9F“COUTCHOICEIFCHOICEC|CHOICECSYSTEM“CLS“RETURN0ELSEIFCHOICEASWITCHCHOICECASEACASEASYSTEM“CLS“CHECK_ALL/HEAD/BREAKCASEBCASEBSYSTEM“CLS“CHECK_SOLD/HEAD2/BREAKCASECCASECSYSTEM“CLS“CHECK_TYPECONTINUEBREAKCASEDCASEDSEARCH/HEAD/BREAKCASEECASEESYSTEM“CLS“RETURN0DEFAULTCOUTAMOUNTNEXTNULLPTR_BPTRHEADELSEPTRNEWPRODUCTFREADCHARPTR,SIZEOFPRODUCTIFPTRAMOUNTNEXTNULLPTR_BNEXTPTRPTR_BPTRFCLOSERETURN0INTREAD_SOLD/从文件中读出已售出商品数据的函数PRODUCTPTR,PTR_BFSTREAMFFOPEN“售出商品1TXT“,IOSIN|IOSBINARYIFFRETURN0WHILEFEOFIFHEAD2NULLHEAD2NEWPRODUCTFREADCHARHEAD2,SIZEOFPRODUCTIFHEAD2AMOUNTNEXTNULLPTR_BPTRHEAD2ELSEPTRNEWPRODUCTFREADCHARPTR,SIZEOFPRODUCTIFPTRAMOUNTNEXTNULLPTR_BNEXTPTRPTR_BPTRFCLOSERETURN0INTSEARCH/PRODUCTHEAD/综合搜索函数CHARKEYWORD30PRODUCTPTRINTCOUNT0CHARCHOICEDOSYSTEM“COLOR5F“COUTKEYWORDPTRHEADWHILEPTRNULLIFSTRSTRPTRNAME,KEYWORD|STRSTRPTRCODE,KEYWORDCOUNTPTRPTRNEXTCOUTNAME,KEYWORD|STRSTRPTRCODE,KEYWORDCOUNTCOUTDISPLAYPTRPTRNEXTCOUNT0PTRHEAD2WHILEPTRNULLIFSTRSTRPTRNAME,KEYWORD|STRSTRPTRCODE,KEYWORDCOUNTPTRPTRNEXTCOUTNAME,KEYWORD|STRSTRPTRCODE,KEYWORDCOUNTCOUTDISPLAYPTRPTRNEXTCOUNT0PTRHEADWHILEPTRNULLIFSTRSTRPTRTYPE,KEYWORDCOUNTPTRPTRNEXTCOUTTYPE,KEYWORDCOUNTCOUTDISPLAYPTRPTRNEXTCOUNT0PTRHEAD2WHILEPTRNULLIFSTRSTRPTRTYPE,KEYWORDCOUNTPTRPTRNEXTCOUTTYPE,KEYWORDCOUNTCOUTDISPLAYPTRPTRNEXTCOUTCHOICEIFCHOICEQ|CHOICEQSYSTEM“CLS“RETURN0ELSEIFCHOICEY|CHOICEYSYSTEM“CLS“BREAKELSECOUTS_WORDPTR_BQHEADWHILEQIFSTRCMPS_WORD,QNAME0|STRCMPS_WORD,QCODE0COUNTQAMOUNTPTRQQQNEXTIFCOUNT0COUTCHOICEIFCHOICEYRETURN0ELSECONTINUEELSECOUTDISPLAYIFISOUTDATEPTR1COUTNEXTPTRCOUTCHOICEIFCHOICEY|CHOICEYCOUTNUMIFNUMCOUNTCOUTCHOICEIFCHOICEY|CHOICEYIFPTRHEADHEADHEADNEXTELSEPTR_BNEXTPTRNEXTPTRNEXTHEAD2HEAD2PTRGETLOCALTIMEPTRSOLDTIME_YNOW_TIMEWYEARPTRSOLDTIME_MNOW_TIMEWMONTHPTRSOLDTIME_DNOW_TIMEWDAYPTRHOURNOW_TIMEWHOURPTRMINUTENOW_TIMEWMINUTEPTROUTELSEIFCHOICENRETURN0ELSEIFNUMAMOUNTNUMPTR_BNEWPRODUCTGETLOCALTIMESTRCPYPTR_BNAME,PTRNAMESTRCPYPTR_BCODE,PTRCODESTRCPYPTR_BTYPE,PTRTYPESTRCPYPTR_BPRODUCER,PTRPRODUCERSTRCPYPTR_BQUAGP_T,PTRQUAGP_TPTR_BDATE_YEARPTRDATE_YEARPTR_BDATE_MONTHPTRDATE_MONTHPTR_BDATE_DAYPTRDATE_DAYPTR_BPRICEPTRPRICEPTR_BQUAGP_NUMPTRQUAGP_NUMPTR_BSOLDTIME_YNOW_TIMEWYEARPTR_BSOLDTIME_MNOW_TIMEWMONTHPTR_BSOLDTIME_DNOW_TIMEWDAYPTR_BSOLDTIME_DNOW_TIMEWDAYPTR_BHOURNOW_TIMEWHOURPTR_BMINUTENOW_TIMEWMINUTEPTR_BAMOUNTNUMPTR_BNEXTHEAD2HEAD2PTR_BPTR_BOUTCOUTPRICECHOICEIFCHOICEYREWRITE_IN2REWRITE_OUT1REWRITE_OUT2SYSTEM“CLS“RETURN0WHILE1INTSALE_LOOKCHARCH/查看具体某段时间内销售情况的函数INTPERIOD_NUM,PERIOD,TIMEINTCOUNT0CHARPERIOD_T6DOUBLESALE0PRODUCTPTR,QGETLOCALTIMEIFCHA|CHAPTRHEAD2WHILEPTRIFPTRSOLDTIME_YNOW_TIMEWYEARSALEPTRAMOUNTPTRPRICEELSEBREAKPTRPTRNEXTCOUTSOLDTIME_YNOW_TIMEWYEARSALEPTRAMOUNTPTRPRICEELSEBREAKPTRPTRNEXTCOUTSOLDTIME_YNOW_TIMEWYEARIFNOW_TIMEWMONTH1|NOW_TIMEWMONTH4|NOW_TIMEWMONTH7|NOW_TIMEWMONTH10IFPTRSOLDTIME_MNOW_TIMEWMONTHCOUNTPTRAMOUNTSALEPTRAMOUNTPTRPRICEELSEBREAKELSEIFNOW_TIMEWMONTH2|NOW_TIMEWMONTH5|NOW_TIMEWMONTH8|NOW_TIMEWMONTH11IFNOW_TIMEWMONTHPTRSOLDTIME_MAMOUNTSALEPTRAMOUNTPTRPRICEELSEBREAKELSEIFNOW_TIMEWMONTHPTRSOLDTIME_MAMOUNTSALEPTRAMOUNTPTRPRICEELSEBREAKELSEBREAKPTRPTRNEXTCOUTPERIOD_NUMPERIOD_TQNEWPRODUCTQQUAGP_NUMPERIOD_NUMSTRCPYQQUAGP_T,PERIOD_TPERIODGETDAYQDELETEQPTRHEAD2WHILEPTRQNEWPRODUCTQDATE_YEARPTRSOLDTIME_YQDATE_MONTHPTRSOLDTIME_MQDATE_DAYPTRSOLDTIME_DTIMECALCU_DAYQ1DELETEQIFTIMEAMOUNTSALEPTRAMOUNTPTRPRICEELSEBREAKPTRPTRNEXTCOUTCHOICEIFCHOICEE|CHOICEESYSTEM“CLS“RETURN0ELSEWRONGSALE_LOOKCHOICEIFWRONGCOUTCHOICEIFCHOICEYBREAKSYSTEM“CLS“WHILE1RETURN0VOIDREWRITE_IN1/以下四个函数均为商品数据重写入文件的函数FSTREAMIN“D/库存商品TXT“,IOSOUT|IOSTRUNCPRODUCTPTRPTRHEADWHILEPTRINNAMECODEPRICEDATE_YEARDATE_MONTHDATE_DAYAMOUNTQUAGP_NUMQUAGP_NUMQUAGP_TPRODUCERTYPEINTIME_YINTIME_MINTIME_DHOURMINUTEMINUTENEXTINCLOSEVOIDREWRITE_IN2FSTREAMFINPRODUCTPTRFINOPEN“库存商品1TXT“,IOSOUT|IOSTRUNC|IOSBINARYPTRHEADWHILEPTRFINWRITECHARPTR,SIZEOFPRODUCTPTRPTRNEXTFINCLOSEVOIDREWRITE_OUT1FSTREAMIN“D/售出商品TXT“,IOSOUT|IOSTRUNCPRODUCTPTRPTRHEAD2WHILEPTRINNAMECODEPRICEDATE_YEARDATE_MONTHDATE_DAYAMOUNTQUAGP_NUMQUAGP_NUMQUAGP_TPRODUCERTYPESOLDTIME_YSOLDTIME_MSOLDTIME_DHOURMINUTEMINUTENEXTINCLOSEVOIDREWRITE_OUT2FSTREAMFINPRODUCTPTRFINOPEN“售出商品1TXT“,IOSOUT|IOSTRUNC|IOSBINARYPTRHEAD2WHILEPTRFINWRITECHARPTR,SIZEOFPRODUCTPTRPTRNEXTFINCLOSEINTINPUTCODECHARPINTI0WHILEPIGETCHIFPI13BREAKIFPIBCOUTUSER_NAMECOUTCHOICEIFCHOICED|CHOICEDSYSTEM“CLS“RETURN0ELSEIFCHOICEC|CHOICECIFISLOGGEDCHANGECODECOUTCHOICESYSTEM“CLS“RETURN0ELSECOUTCHOICESYSTEM“CLS“RETURN0ELSECOUTLOG_NAMEIFSTRCMPLOG_NAME,USER_NAME0COUTCHOICESYSTEM“CLS“RETURN1WHILE1WHILE1WHILE1WHILE1RETURN0INTMAIN/主菜单，即主函数GETLOCALTIMEREAD_INREAD_SOLDSYSTEM“COLOR0E“COUTCHOICESWITCHCHOICECASEACASEASYSTEM“CLS“CHECK/HEAD,HEAD2/BREAKCASEBCASEBADD/HEAD/BREAKCASECCASECSYSTEM“CLS“SOLD/HEAD,HEAD2/BREAKCASEDCASEDGETUSERIFISLOGGEDSYSTEM“CLS“CORRECT/HEAD/ELSECOUTNEXTS_HEADS_HEADPTR依次类推，就是将新增的商品放到表头（这样链表本身已经按入存时间排好序，这样在查看所有时可以最先看到新入存的商品），其流程图大致如下其代码大概如下CHARCHBOOLOVERFALSEPRODUCTS_HEAD,PTRS_HEADNEWPRODUCTS_HEADACCEPTGETLOCALTIMES_HEADINTIME_YNOW_TIMEWYEARS_HEADINTIME_MNOW_TIMEWMONTHS_HEADINTIME_DNOW_TIMEWDAYS_HEADHOURNOW_TIMEWHOURS_HEADMINUTENOW_TIMEWMINUTES_HEADSTORE_INS_HEADINS_HEADNEXTNULLPTR_BPTRS_HEADWHILE1COUTCHIFCHQ|CHQOVERTRUEBREAKELSEIFCHY|CHYGETLOCALTIMEPTRNEWPRODUCTPTRACCEPT将第一个商品放入S_HEADS_HEADNEXTHEAD将第二个商品放入PTRPTRNEXTS_HEADS_HEADPTRHEADS_HEADPTRINTIME_YNOW_TIMEWYEARPTRINTIME_MNOW_TIMEWMONTHPTRINTIME_DNOW_TIMEWDAYPTRHOURNOW_TIMEWHOURPTRMINUTENOW_TIMEWMINUTEPTRSTORE_INPTRINPTRNEXTS_HEADS_HEADPTRBREAKELSECOUTNEXTNULLPTRPTRNEXTPTRNEXTHEADHEADS_HEAD12出售商品功能出售商品时先找到要出售的商品（如有多批同种不同入存时间的商品，则找出入存时间找的商品；然后比较库存数量与欲出售量的大小，对各种比较情况进行不同的链表操作，其流程图大概如下YN找到要出售的商品结点PTR比库存量与出售量IF库存量KEYWORDWHILEPTRIFSTRCMPKEYWORD,PTRNAME|STRCMPKEYWORD,PTRCODEBREAKPTRPTRNEXTIFPTRCOUTCHOICEIFCHOICEYRETURN0ELSECONTINUEELSECOUTDISPLAYCOUTCHOICESWITCHCHOICECASE1COUTACCEPTBREAKCASE2COUTPTRNAMEBREAKCASE3COUTPTRCODEBREAKCASE4COUTPTRPRICEBREAKCASE5COUTDATE_YEAR,BREAKCASE6COUTPTRQUAGP_NUMPTRQUAGP_TBREAKCASE7COUTPTRAMOUNTBREAKCASE8COUTPTRPRODUCERBREAKCASE9COUTPTRTYPEBREAKCASE0RETURN1DEF