C语言课程设计-通讯录管理系统.zip

#include<txl.h> txl Create(){ txl head = (txl)malloc(sizeof(Node)); head->count = 0; head->next = NULL; return head; } void Insert(txl &head){ printf("\n\t\t请依次输入姓名、手机、家庭电话、办公电话、电子邮箱、地址\n\t"); data d; scanf("%s%s%s%s%s%s",d.name,d.phone,d.hometel,d.worktel,d.email,d.adress); txl p = (txl)malloc(sizeof(Node)); txl r = head; p->d = d; while(r->next){ r = r->next; } r->next = NULL; p->next = r->next; r->next = p; head->count++; printf("\n\t\t是否继续添加?(Y/N):"); if (getch()=='y'||getch()=='Y') Insert(head); return; } void showAll(txl head){ printf("%d\n",head->count); txl p = head->next; while(p){ printf("\n\t\t姓 名：%s",p->d.name); printf("\n\t\t手机号码：%s",p->d.phone); printf("\n\t\t家庭电话：%s",p->d.hometel); printf("\n\t\t工作电话：%s",p->d.worktel); printf("\n\t\t电子邮件：%s",p->d.email); printf("\n\t\t家庭住址：%s",p->d.adress); printf("\n\t\t____________________\n"); p = p->next; } } void searchByName(txl head){ txl p = head->next; int mark = 0; printf("\n\t\t***************** 按姓名查找 *******************"); char name[20]; printf("\n\t\t请输入姓名:"); scanf("%s",name); printf("\n\t\t************* 您查找的信息将在下面显示 ***********"); while(p!=NULL){ if(strcmp(p->d.name,name)==0){ printf("\n\t\t姓 名：%s",p->d.name); printf("\n\t\t手机号码：%s",p->d.phone); printf("\n\t\t家庭电话：%s",p->d.hometel); printf("\n\t\t工作电话：%s",p->d.worktel); printf("\n\t\t电子邮件：%s",p->d.email); printf("\n\t\t家庭住址：%s",p->d.adress); printf("\n\t\t************************************************"); mark++; } p = p->next; } if(!mark){ printf("\n\t\t您的通讯录中没有与此姓名匹配的联系人"); }else printf("\n\t\t一共为您找到%d个与之匹配的联系人",mark); printf("\n\t\t按任意键返回主菜单"); getch(); return; } void searchByPhone(txl head){ txl p = head->next; int mark = 0; printf("\n\t\t**************** 按手机号码查找 ******************"); char phone[30]; printf("\n\t\t请输入手机号码:"); scanf("%s",phone); printf("\n\t\t************* 您查找的信息将在下面显示 ***********"); while(p!=NULL){ if(strcmp(p->d.phone,phone)==0){ printf("\n\t\t姓 名：%s",p->d.name); printf("\n\t\t手机号码：%s",p->d.phone); printf("\n\t\t家庭电话：%s",p->d.hometel); printf("\n\t\t工作电话：%s",p->d.worktel); printf("\n\t\t电子邮件：%s",p->d.email); printf("\n\t\t家庭住址：%s",p->d.adress); printf("\n\t\t************************************************"); mark++; } p = p->next; } if(!mark){ printf("\n\t\t您的通讯录中没有与此手机号码匹配的联系人"); }else printf("\n\t\t一共为您找到%d个与之匹配的联系人",mark); printf("\n\t\t按任意键返回主菜单"); getch(); return; } void deleteByName(txl &head){ txl p = head->next,q; printf("\n\t\t**************** 按姓名删除 **********************"); char name[20]; int mark = 0; printf("\n\t\t请输入手机号码:"); scanf("%s",name); if(p->next==NULL){ if(strcmp(p->d.name,name)==0){ free(p); head->next = NULL; head->count--; mark++; //break; }//else break; }else{ while(p->next){ if(strcmp(p->next->d.name,name)) p = p->next; else { q = p->next; p->next = p->next->next; free(q); head->count--; mark++; break; } } } if(!mark) printf("\n\t\t未找到此联系人"); else printf("\n\t\t删除成功"); printf("\n\t\t按任意键返回主菜单"); getch(); return; } void deleteByPhone(txl &head){ txl p = head->next,q; printf("\n\t\t**************** 按姓名删除 **********************"); char phone[20]; int mark = 0; printf("\n\t\t请输入手机号码:"); scanf("%s",phone); if(p->next==NULL){ if(strcmp(p->d.phone,phone)==0){ free(p); head->next = NULL; head->count--; mark++; //break; }//else break; }else{ while(p->next){ if(strcmp(p->next->d.phone,phone)) p = p->next; else { q = p->next; p->next = p->next->next; free(q); head->count--; mark++; break; } } } if(!mark) printf("\n\t\t未找到此联系人"); else printf("\n\t\t删除成功"); printf("\n\t\t按任意键返回主菜单"); getch(); return; } bool Readtxl(txl &head){ FILE *fp; txl p = (txl)malloc(sizeof(Node)); txl r = head; if((fp = fopen("txl.txl","r"))==NULL){ printf("文件读入失败！\n"); return false; }else{ while(fread(p,sizeof(Node),1,fp)==1){ //如果读到数据，就显示；否则退出 head->count++; r->next = NULL; p->next = r->next; r->next = p; r = r->next; p = (txl)malloc(sizeof(Node)); } r->next = NULL; fclose(fp); return true; } } bool Writetxl(txl head){ FILE *fp;txl p = head->next; if((fp = fopen("txl.txl","w"))==NULL){ printf("文件写入失败！\n"); return false; }else { for(int i = 0; i < head->count;i++){ fwrite(p,sizeof(Node),1,fp); p = p->next; } fclose(fp); printf("通讯录保存成功\n"); return true; } } void searchmenu(txl h){ char choic; system("cls"); printf("\n\t\t******************* 查询菜单 ********************"); printf("\n\t\t****************** 1-显示所有 *******************"); printf("\n\t\t********** 2-按姓名查询 3-按电话查询 ************"); printf("\n\t\t**************** 4-返回主菜单 ******************"); printf("\n\t\t*************************************************"); printf("\n\t\t请选择："); choic=getch(); switch (choic){ case '1':showAll(h);system("pause");break; case '2':searchByName(h);system("pause");break; case '3':searchByPhone(h);system("pause");break; case '4':mainmenu(h);break; } } void deletemenu(txl &h){ char choic; system("cls"); printf("\n\t\t******************* 删除菜单 ********************"); printf("\n\t\t***************** 1-按姓名查询 ******************"); printf("\n\t\t**************** 2-按手机号删除 *****************"); printf("\n\t\t**************** 3-返回主菜单 ******************"); printf("\n\t\t*************************************************"); printf("\n\t\t请选择："); choic=getch(); switch (choic){ case '1':deleteByName(h);system("pause");break; case '2':deleteByPhone(h);system("pause");break; case '3':mainmenu(h);break; } } void mainmenu(txl &h){ char choic; system("cls"); printf("\n\t\t******************** 主菜单 ********************"); printf("\n\t\t*********** 1-新添纪录 2-查询菜单 **************"); printf("\n\t\t***************** 3-删除菜单 ******************"); printf("\n\t\t*********** 4-保存退出 5-不保存退出*************"); printf("\n\t\t************************************************"); printf("\n\t\t请选择："); choic=getch(); switch (choic){ case '1':Insert(h);break; case '2':searchmenu(h);break; case '3':deletemenu(h);break; case '4':Writetxl(h);system("pause");exit(0);break; case '5':exit(0); default:mainmenu(h); } }