slt.c

Unix/Linux 物流系统Demo

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "churu.h"
FILE *fp_Slt;
char gustname[20];
char datestart[10];
char dateend[10];
extern char* filename;
taizhang read;

int sltdate();
int sltuser();
int sltrknum();

int  subslt()
{
	
	int select;
	while(1)
	{
		fflush(stdin);
		help(filename,"[chaxun]");
/*			
		printf("================================================\n");
		printf("1. 按日期查询\n");
		printf("2. 按客户姓名查询\n");
		printf("3. 按入库单号查询\n");
		printf("4. 返回上一级菜单\n");
		printf("================================================\n");
		printf("选项:\n");
		
*/

		while(getchar()!='\n');
		scanf("%d",&select);
		switch (select)
		{
			case 1:
					sltdate();
					break;
			case 2:
					sltuser();
					break;
			case 3:
					sltrknum();
					break;		
			case 4:
					return 0;
		}				
	}
	return 0;
}
int  sltdate()
{	
	do
	{
		help(filename,"[datestart]");
//		printf("请输入起始日期:(2004-07-08)\n");
		scanf("%s",datestart);
	}while(!check_date(datestart));
	
	do
	{      
		help(filename,"[dateend]");
//		printf("请输入终止日期:(2004-07-08)\n");
		scanf("%s",dateend);
	}while(!check_date(datestart));
	
	if(fp_Slt=fopen("taizhang.dat","r+b"))
	{       printf("==============\n");
		rewind(fp_Slt);
		while(!feof(fp_Slt))
		{
			fread(&read,sizeof(taizhang),1,fp_Slt);
			if(read.stat==1)//货物在库
			{	
				if (strcmp(read.in_date,datestart)>0 && strcmp(read.in_date,dateend)<0)
				printf("在此期间入库的货物如下:\n");
				printf("*******************************************************\n");
				display_rukubill(read,"neirongruxia");
			}
			if(read.stat==0)//货物在库
			{	
				help(filename,"[zaikuhuowu]");
//				printf("在此期间出库的货物如下:\n");
				printf("*******************************************************\n");
				display_rukubill(read,"neirongruxia");
			}
		
		}
		fclose(fp_Slt);
	}
	
	else 
		help(filename,"[openfileerror]");
//		printf("打开文件失败!!");	
	return 0;
}

int  sltuser()
{
	
	do
	{
		help(filename,"[getname]");
//		printf("请输入客户姓名:\n");
		scanf("%s",gustname);
	}while(!check_length(gustname,10));
	
	if(fp_Slt=fopen("taizhang.dat","r+b"))
	{       
		rewind(fp_Slt);
		while(!feof(fp_Slt))
		{	
			fread(&read,sizeof(taizhang),1,fp_Slt);
			if(strcmp(read.usr_name,gustname)==0)
			{
				if(strcmp(filename,"czw.txt")==0)
					display_rukubill(read,"内容如下");
				else
					display_rukubill(read,"neirongruxia");
			}
		}
		fclose(fp_Slt);
	}
	else 
		help(filename,"[openfileerror]");	
//		printf("打开文件失败!!");	
	return 0;
}

int sltrknum()
{
	int int_rknum;
	help(filename,"[getrukuid]");
//	printf("请输入入库单号:\n");
	scanf("%d",&int_rknum);
	if(fp_Slt=fopen("taizhang.dat","r+b"))
	{       
		while(!feof(fp_Slt))
		{	
			fread(&read,sizeof(taizhang),1,fp_Slt);
			if(read.id==int_rknum)
		if(strcmp(filename,"czw.txt")==0)
			display_rukubill(read,"内容如下");
		else
			display_rukubill(read,"neirongruxia");
		}
		fclose(fp_Slt);
	}
	else 
		help(filename,"[openfileerror]");
//		printf("打开文件失败!!");	
	return 0;
}