C++实现简单的职工管理系统实训代码

链表创建的源程序
linklist.cpp

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "staff.h"
#include "linklist.h"
node *Createlinklist()
{
  node *head, *p;
 
  head = (node *)malloc(sizeof(node));
  head->next = NULL;
  staff a[100] = {{"11111", "mmm", "f", 12000, 2000, 14000},
        {"22222", "aaa", "m", 13000, 3000, 16000},
        {"33333", "sss", "f", 15000, 3000, 18000},
        {"44444", "fff", "m", 17000, 8000, 25000},
        {"55555", "ggg", "f", 20000, 5000, 25000}};
  for(int i = 0; i<5; i++)
  {
    p = (node *)malloc(sizeof(node));
    p->Staff = a[i];
 
    p->next = head->next;
    head->next = p;
  }
  return head;
}
 
 
void Displaylinklist(node *head)
{
  linklist p;
  p = head->next;
  while(p!=NULL)
  {
    Displaystaff(p->Staff);
    p = p->next;
  }
}
node *searchnode(node *head, char ID[])
{
  linklist p;
  p = head;
  while(p!=NULL&&strcmp(p->next->Staff.ID, ID)!=0)
  {
    p = p->next;
  }
  return p->next;
}
 
void searchnodebyname(node *head, char name[])
{
  linklist p;
  p = head;
  while((p!=NULL)&&(strcmp((p->next)->Staff.name, name)!=0))
  {
    p = p->next;
  }
  printf("-----´ËÈËΪ---------n");
 
  printf("%s", p->next->Staff.name);
  printf("n");
 
 
}
 
void delenode(linklist head, char ID[])
{
  linklist p;
  p = head;
  while(p->next&&(strcmp(p->next->Staff.ID, ID)!=0))
  {
    p = p->next;
  }
  if(p->next)
  {
 
    p->next = p->next->next;
  }
  else
  {
    printf("=====NO FOUND========n");
  }
}
void insertnode(linklist head, staff Staff)
{
  linklist p;
  p = (node *)malloc(sizeof(node));
  p->Staff = Staff;
 
 
  p->next = head->next;
  head->next = p;
 
}
void distroylinklist(linklist head)
{
  linklist p;
  p = head;
  while(p!=NULL)
  {
    p = p->next;
    free(p);
  }
}

#ifndef FILE_H_INCLUDED
#define FILE_H_INCLUDED
#include "linklist.h"
#include "staff.h"
//职工信息存盘
void saveinformation(linklist head );
//职工信息加载
void loadinformation(linklist head );
 
 
#endif // FILE_H_INCLUDED
 
file.cpp
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "file.h"
#include "linklist.h"
#include "staff.h"
 
 
void saveinformation(linklist h )
{
  FILE *fp;
  linklist p;
 
  if ( (fp = fopen("stu.txt","w") ) == NULL)
  {
    printf("Failure to open stu.txt!n");
    exit(0);
  }
 
 
  for ( p = h->next; p; p=p->next )
  {
    fwrite( &(p->Staff), sizeof(node), 1, fp);
  }
 
  fclose(fp);
}
 
 
 
 
 
void loadinformation( linklist h )
{
  FILE *fp;
  staff nodeBuffer;
 
 
  if ((fp = fopen("stu.txt","r")) == NULL)
  {
    printf("nt数据文件丢失或为首次运行, 将加载测试数据n");
    return ;
  }
 
 
   while( fread(&nodeBuffer, sizeof(node), 1, fp)!=0 )
  {
    insertnode(h, nodeBuffer);
  }
 
}
								 
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