标签：记录 数组下标 文本 键盘录入 sizeof start 声明 scanf mep
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <math.h>
#define MAX_LEN 240
#define NOT_FOUND -1
//函数声明
void HeadWord(void); //输出大标题，永远出现在程序的最顶端。
void PrintWord(void); //输出文本的内容
void printf_time(); //输出时间和日期,星期及年月日
void scanf_load(); //从键盘录入文本
void file_load(); //把文本文件的内容读到线性表中
void findstr(); //查找字符串
void delete1(int linenum);//删除一行
void delete2(int linenum,int position,int lenth);//删除莫一行,莫列，定长的内容
void insert1(); // 插入一行文字
void insert2(char str[], int linenum, int position);//插入文字到文本莫一行莫一列
void replace(); //替换
void Mainmenu(); //主菜单
void menu1(); //文件录入方式菜单
void menu2(); //文本内容处理菜单
void menu_move(); //移动菜单
//定义结构体
struct line
{
char text[MAX_LEN]; //该行的内容
int num; //用来记录行号
struct line *prior; //用来指向前一行
struct line *next; //用来指向下一行
};
struct line *start; //指向线性表的第一行
struct line *last; //指向线性表的最后一行
//主函数
int main()
{
Mainmenu();
return 0;
}
//输出标题，永远出现在程序的最顶端。
void HeadWord()
{
printf("\t\t ____________________________________________________\n\n");
printf("\t\t**** 文本编辑器 ****\n");
printf("\t\t ____________________________________________________\n");
}
// 输出链表的内容
void PrintWord(void)
{
struct line *info;
info = start;
while(info != last)
{
printf("\n\t\t第%d行|%s",info->num,info->text);
info = info->next;
}
printf("\n\t\t第%d行|%s",last->num,last->text);
printf("\n");
}
//输出时间和日期
void printf_time()
{
time_t timep;
struct tm *p;
time (&timep);
p=gmtime(&timep);
//年月日
printf("\t\t|Data：%d-%d-%d |",1900+p->tm_year,1+p->tm_mon,p->tm_mday);
//显示星期几
printf("Today is ");
switch (p->tm_wday)
{
case 7:
printf("Sunday |");
break;
case 1:
printf("Monday |");
break;
case 2:
printf("Tuesday |");
break;
case 3:
printf("Wednesday|");
break;
case 4:
printf("Thursday |");
break;
case 5:
printf(" Friday |");
break;
case 6:
printf("Saturday |");
break;
default:
break; }
//让时间固定显示为 08：04：11类型，即当时，分，秒小于十时前加零
if(p->tm_hour+8<10&&p->tm_min>10&&p->tm_sec>10)
printf("Time：0%d:%d:%d |",p->tm_hour+8,p->tm_min,p->tm_sec);
else if(p->tm_hour+8<10&&p->tm_min<10&&p->tm_sec>10)
printf("Time：0%d:0%d:%d |",p->tm_hour+8,p->tm_min,p->tm_sec);
else if(p->tm_hour+8<10&&p->tm_min<10&&p->tm_sec<10)
printf("Time：0%d:0%d:0%d |",p->tm_hour+8,p->tm_min,p->tm_sec);
else if(p->tm_hour+8>=10&&p->tm_min<10&&p->tm_sec<10)
printf("Time：%d:0%d:0%d |",p->tm_hour+8,p->tm_min,p->tm_sec);
else if(p->tm_hour+8>=10&&p->tm_min>=10&&p->tm_sec<10)
printf("Time：%d:%d:0%d |",p->tm_hour+8,p->tm_min,p->tm_sec);
else if(p->tm_hour+8>=10&&p->tm_min>=10&&p->tm_sec>=10)
printf("Time：%d:%d:%d |",p->tm_hour+8,p->tm_min,p->tm_sec);
else if(p->tm_hour+8>=10&&p->tm_min<10&&p->tm_sec>=10)
printf("Time：%d:0%d:%d |",p->tm_hour+8,p->tm_min,p->tm_sec);
else if(p->tm_hour+8<10&&p->tm_min>=10&&p->tm_sec<10)
printf("Time：0%d:%d:0%d |",p->tm_hour+8,p->tm_min,p->tm_sec);
printf("\n\t\t| 姓名：程宇迪 指导老师：孔祥艳 |");
}
//把文本文件的内容读到线性表中
void file_load()
{
struct line *info,*temp; //行指针，info指向当前行，temp指向info的前驱行
char ch;
temp = NULL;
int linenum,i; //行计数器,行字符数组下标
FILE *fp; //文件指针
char name[20];
printf("请输入要打开文件名字（例如c:\\a.txt）");
scanf("%s",name);
while ((fp=fopen(name,"r"))==NULL)
{
printf("\n打开文件失败，请重新输入要打开的文件名：");
scanf("%s",name);
}
start = (struct line*)malloc(sizeof(struct line)); //生成一行的结点空间
info = start;
linenum = 1;
while((ch = fgetc(fp)) != EOF)
{
i = 0;
info->text[i] = ch;
i++;
while((ch = fgetc(fp)) != ‘\n‘) //从文件中读到一行字符到线性表中
{
info->text[i] = ch;
i++;
}
//info->text[i] = ‘\0‘;
info->num = linenum++;
info->next = (struct line*)malloc(sizeof(struct line));
if (!info->next)
{
printf("\n\t\t内存不足");
getchar();
exit(0);
}
temp = info;
info = info->next;
info->prior = temp;
}
last = info->prior;
printf("\t\t文件读入完毕\n");
fclose(fp);
}
//从键盘录入文本
void scanf_load()
{
struct line *info,*temp; //行指针，info指向当前行，temp指向info的前驱行
char ch;
temp = NULL;
int linenum,i; //行计数器,行字符数组下标
FILE *fp; //文件指针
temp = NULL;
start = (struct line*)malloc(sizeof(struct line)); //生成一行的结点空间
info = start;
linenum = 1;
printf("\t\t请从键盘录入文本(回车换行，#结束)\n\t\t");
while((ch = getchar()) !=‘#‘)
{
i = 0;
info->text[i] = ch;
i++;
while((ch = getchar()) != ‘\n‘) //从文件中读到一行字符到线性表中
{
info->text[i] = ch;
i++;
}
printf("\t\t");
info->text[i] = ‘\0‘;
info->num = linenum++;
info->next = (struct line*)malloc(sizeof(struct line));
if (!info->next)
{
printf("\n\t\t内存不足");
getchar();
exit(0);
}
info->prior = temp;
temp = info;
info = info->next;
}
temp->next = NULL;
last = temp;
free(info);
start->prior = NULL;
}
//文件保存
void save()
{
system("cls");
FILE *fp;
line *info=start;
int i=0;
char name[20];
printf("\n请输入保存地址(例如: c:\\a.txt):");
scanf("%s",name);
while ((fp=fopen(name,"w+"))==NULL)
{
printf("文件不存在，请重新输入文件名：");
scanf("%s",name);
}
while(info)
{
while(info->text[i]!=‘\n‘)
{fprintf(fp,"%c",info->text[i]);
i++;
}
info = info->next;
i = 0;
}
fclose(fp);
printf("\n文件保存成功\n");
}
//查找字符串
void findstr(){
PrintWord();
char str[MAX_LEN];
getchar();
printf("\t\t 输入想要查找的字符串：");
gets(str);
printf("\t\t|>>________________________________________________<<|\n");
struct line *info;
int i = 0, find_len, found = 0, position;
char substring[MAX_LEN];
info = start;
int find_num = 0; //匹配到的次数
find_len = strlen(str);
while (info) //查询
{
i = 0; //行间循环
while (i <= (strlen(info->text) - find_len)) //行内查找循环
{ int k=0;
for(int j=i;j<i+find_len;j++) // 行内的字符串从第一个开始按定长find_len赋给substring
{
substring[k] = info->text[j];
k++;
}
if (strcmp(substring,str) == 0)
{
find_num++;
printf("\t\t|第%d次出现在：%d行%d列\n",find_num,info->num,(i+1+1)/2);
found = 1;
}
i++;
}
info = info->next;
}
if (found) //查找成功
printf("\t\t|\t\t该内容出现的总次数为%d\n",find_num);
else //查找不成功
printf("\t\t该内容不存在\n");
printf("\t\t|>>________________________________________________<<|\n");
}
//删除一行
void delete1(int line_num)
{
struct line * info, *p;
info = start;
while ((info->num < linenum) && info) //寻找要删除的行
info = info->next;
if (info == NULL)
printf("该行不存在");
else
{
p = info->next; //指向要删除的行后面一行
if (start == info) //如果删除的是第一行
{
start = info->next;
if (start) //如果删除后，不为空
start->prior = NULL;
else //删除后为空
last = NULL;
}
else
{
info->prior->next = info->next; //指定行的上一行指向指定行的下一行
if (info != last) //如果不是最后一行
info->next->prior = info->prior; //修改其下一行的指向头的指针
else //如果是最后一行，修改尾指针
last = info->prior;
}
free(info);
while (p) //被删除行之后的行号减一
{
p->num = p->num - 1;
p = p->next;
}
}
}
//删除莫一行,莫列，定长的内容
void delete2(int line_num,int position,int lenth)
{
struct line *info=start;
char rest_str[MAX_LEN];
if(linenum == 1)
info = start;
else
for(int i=1;i<linenum;i++) //让info指向删除内容所在行
info = info->next;
if (info == NULL)
printf("该行没有字符！n");
else
{
if (strlen(info->text) <= (position + lenth)) //本行的字符长度<=待删除的列号+删除长度，直接在当前位置插入‘\0‘
info->text[position] = ‘\0‘;
else
{ int i;
for(i = position-1;info->text[i+lenth]!=‘\0‘;i++)
info->text[i]=info->text[i+lenth];
info->text[i]=‘\0‘;
}
}
}
// 插入一行文字
void insert1()
{
int linenum;
printf("\t\t输入插入位置的行号：");
scanf("%d", &linenum);
struct line * info, * q, * p;
p = start;
q = NULL;
while (p && p->num != linenum)
{
q = p; //插入行前面一行
p = p->next; //插入行后面一行
}
if (p == NULL && (q->num + 1) != linenum) //指定行不存在，不能插入
{
printf("\t\t输入的行号不存在");
}
else // 指定行存在，进行插入
{
info = (struct line *)malloc(sizeof(struct line));
printf("\t\t输入要插入的字符串:");
scanf("%s", info->text);
info->num = linenum;
if (linenum == 1) //插入在第一行
{
info->next = p;
p->prior = info;
info->prior = NULL;
start = info;
}
else if (q->num != linenum) //插入在最后一行
{
q->next = info;
info->next = p;
info->prior = q;
}
else //插入在其他行
{
q->next = info;
info->next = p;
p->prior = info;
info->prior = q;
}
while (p) //如果不是插入在最后一行，插入行后面的行号都加1
{
p->num = p->num + 1;
p = p->next;
}
}
}
//插入文字到文本莫一行莫一列
void insert2(char str[], int linenum, int position)
{
struct line * info;
int len, i;
int lenth;
char rest_str[MAX_LEN],nostr[2] = { " " };
info = start;
while (info && info->num != linenum) //查询要插入的行
{
info = info->next;
}
if (info == NULL)
printf("不存在该行！\n");
else if (position < 0)
printf("不存在该列！\n");
else //如果行和列都存在，则进行插入
{
lenth = strlen(info->text);
if (lenth < position) //插入列大于本行文件列数
{
len = position - lenth - 1;
for (i = 0; i < len; i++)
strcat(info->text, nostr); //将空余的部分插入空格符
strcat(info->text, str); //插入字符到列的未尾
}
else //插入列在本行文字的中间
{
strcpy(rest_str, &info->text[position - 1]);
strcpy(&info->text[position - 1], str);
strcat(info->text, rest_str);
}
}
}
//替换
void replace()
{
PrintWord();
char str[MAX_LEN];
printf("\t\t输入想要替换的字符串：\t\t");
scanf("%s",&str);
char replace[MAX_LEN];
printf("\t\t替换为：");
scanf("%s",&replace);
struct line *info;
int i = 0, find_len, found = 0, position;
char bijiao[MAX_LEN];
info = start;
int find_num = 0; //匹配到的次数
find_len = strlen(str);
while (info) //查询
{
i = 0; //行间循环
while (i <= (strlen(info->text) - find_len)) //行内查找循环
{ int k=0;
for(int j=i;j<i+find_len;j++) // 行内的字符串从第一个开始按定长find_len赋给substring
{
bijiao[k] = info->text[j];
k++;
}
if (strcmp(bijiao,str) == 0)
{
find_num++;
delete2(info->num,i+1,find_len);
insert2(replace,info->num,i+1);
found = 1;
}
i++;
}
info = info->next;
}
if (found) //查找成功
printf("\t\t该内容替换的总次数为%d\n",find_num);
else //查找不成功
printf("\t\t该内容不存在\n");
printf("\t\t经过替换后的内容为：\n");
PrintWord();
}
//文件录入方式菜单
void menu1()
{
printf("\t\t|请选择录入方式 1：从键盘输入 2：从文件录入 |\n\t\t");
int i;
scanf("%d",&i);
getchar();
if(i>2||i<1)
{
printf("\t\t对不起，请输入正确的功能序号!\n");
}
switch(i)
{
case 1:
scanf_load();
system("cls");
break;
case 2:
file_load();
system("cls");
break;
}
}
//移动菜单
void menu_move()
{
int choice;
printf("\n\t\t|_____________________移动操作_______________________|\n");
printf("\n\t\t|----->1. 向下移动一行 <-----------|\n");
printf("\t\t|----->2. 向上移动一行 <-----------|\n");
printf("\t\t|----->3. 向右移动一列 <-----------|\n");
printf("\t\t|----->4. 向左移动一列 <-----------|\n");
printf("\t\t|----->5. 返回上级菜单 <-----------|\n");
printf("\t\t请选择");
scanf("%d",&choice);
int line_num,number;
char str[2];
switch (choice)
{
case 1: // 向下移动一行
printf("\t\t输人要移动的字符串所在行号：");
scanf("%d", &line_num);
struct line *info,*p; //新建一行空行
info = (struct line *)malloc(sizeof(struct line));
info->text[0] = ‘ ‘;
info->text[1] = ‘\0‘;
info->num = line_num;
if (line_num == 1) //插入在首行
{
info->next = start;
start->prior = info;
start = info;
start->prior = NULL;
p=start->next;
}
else //插入在其他行
{
p=start;
while (p->num != line_num)
p = p->next; //令p指向插入行
info->next=p;
info->prior=p->prior;
p->prior->next=info;
p->prior = info;}
while (p) //插入行后面的行号都加1
{
p->num = p->num + 1;
p = p->next;
}
break;
case 2: //向上移动一行
printf("\t\t输入要移动的字符串所在行号：");
scanf("%d",&line_num);
delete1(line_num-1);
break;
case 3: //向右移动一列
printf("\t\t输人要移动的字符串所在行号：");
scanf("%d", &line_num);
printf("\t\t输入要移动的字符串所在列号：");
scanf("%d", &number);
str[0] = ‘ ‘;
str[1] = ‘\0‘;
insert2(str, line_num, number);
break;
case 4: //向左移动
printf("\t\t输入要移动的字符串所在行号：");
scanf("%d", &line_num);
printf("\t\t输入要移动的字符串所在列号：");
scanf("%d", &number);
if (number <= 0)
printf("\t\t该列不存在");
else
delete2(line_num, number - 2, 1);
break;
case 5: //退出移动
break;
}
}
//文本内容处理菜单
void menu2()
{
char str1[20];
char str2[20];
int a;
do
{
HeadWord();
printf_time();
printf("\n\t\t ____________________________________________________\n");
printf("\t\t| 文章内容处理菜单 |\n");
printf("\t\t|____________________________________________________|\n");
printf("\t\t|----> 1、查找文章中的字符或者字符串 |\n");
printf("\t\t|----> 2、删除文章中的字符或者字符串 |\n");
printf("\t\t|----> 3、向文章中插入字符或者字符串 |\n");
printf("\t\t|----> 4、移动文章字符或字符串 |\n");
printf("\t\t|----> 5、替换文章字符或字符串 |\n");
printf("\t\t|----> 6、返回主菜单 |\n");
printf("\t\t|----> 7、直接退出系统 |\n");
printf("\t\t|____________________________________________________|\n");
printf("\t\t 请选择:");
scanf("%d",&a);
switch(a)
{
case 1:
system("cls");
HeadWord();
findstr();
printf("\t\t按回车键继续·····");
getchar();
getchar();
system("cls");
break;
case 2:
system("cls");
HeadWord();
printf("\t\t| 1:删除一行文字 2:删除莫一行,莫列，定长的内容|\n\t\t");
int delete_choice;
scanf("%d",&delete_choice);
getchar();
if(delete_choice == 1)
{
int linenum;
printf("\t\t当前文本为：\n");
PrintWord();
printf("\t\t请输入你删除行的行号：");
scanf("%d",&linenum);
getchar();
delete1(linenum);
}
else if(delete_choice == 2)
{
int linenum, position,lenth; //行，列，删除长度
printf("\t\t当前文本为：\n");
PrintWord();
printf("\t\t请输入要删除内容所在行，列，删除内容字节长度，中间用空格隔开\n");
printf("\t\t--->注意：汉字占两个字节\n\t\t");
scanf("%d %d %d",&linenum,&position,&lenth);
position = (position*2)-1;
getchar();
delete2(linenum,position,lenth);
}
printf("\t\t删除后的文章为:\n");
PrintWord();
printf("\t\t按回车键继续·····");
getchar();
getchar();
system("cls");
break;
case 3:
system("cls");
HeadWord();
printf("\t\t| 1:插入一行文字 2：插入文字到文本到一行的中间|\n\t\t");
int insert_choice;
scanf("%d",&insert_choice);
if(insert_choice == 1)
{
printf("\t\t当前文本为：\n");
PrintWord();
insert1();}
else
{
printf("\t\t当前文本为：\n");
PrintWord();
char str[MAX_LEN]; int linenum; int position;
printf("\t\t输入插入位置一行号：");
scanf("%d", &linenum);
printf("\t\t输入插入位置-列号：");
scanf("%d", &position);
position = (position*2)-1;
printf("\t\t要插入的字符串：");
scanf("%s", str);
insert2(str,linenum,position);
}
printf("\t\t插入字符或字符串后文章为:\n");
PrintWord();
printf("\t\t按回车键继续·····");
getchar();
getchar();
system("cls");
break;
case 4:
system("cls");
HeadWord();
printf_time();
menu_move();
printf("\t\t移动后文本内容为：\n");
PrintWord();
printf("\t\t按回车键继续·····");
getchar();
getchar();
system("cls");
break;
case 5:
system("cls");
HeadWord();
printf_time();
replace();
printf("\t\t按回车键继续·····");
getchar();
getchar();
system("cls");
break;
}
if(a==6)
{
system("cls");
break;
}
if(a==7) exit(0);
}while(1);
}
//主菜单
void Mainmenu()
{
printf("\n\n\n\n\n\n\n\n\n\t\t\tWelcom to use our TXT edition system!\n");
printf("\n\n\t\t\t 欢迎您使用简易文本编辑器!\n");
printf("\n\n\n\n\n\n\n\n\npress Enter to continue...");
getchar();
system("cls");
int t;
do{
HeadWord();
printf_time();
printf("\n");
printf("\t\t ____________________________________________________\n");
printf("\t\t| 主菜单 |\n");
printf("\t\t| |\n");
printf("\t\t|----> 1、输入文章内容 |\n");
printf("\t\t|----> 2、进入文章内容处理菜单 |\n");
printf("\t\t|----> 3、显示当前文章内容 |\n");
printf("\t\t|----> 4、保存文本 |\n");
printf("\t\t|----> 5、退出文本编辑器 |\n");
printf("\t\t| |\n");
printf("\t\t| 注：第一次运行本程序时请选择功能1 |\n");
printf("\t\t|____________________________________________________|\n");
printf(" \t\t 请选择:");
scanf("%d",&t);
if(t>5||t<1)
{
printf("对不起，无此功能，请输入正确的功能序号!\n");
}
else
switch(t)
{
case 1:
system("cls");
HeadWord();
menu1();
printf("\t\t按回车键继续·····");
getchar();
getchar();
system("cls");
break;
case 2:
system("cls");
menu2();
break;
case 3:
system("cls");
HeadWord();
printf_time();
printf("\n\t\t ____________________文章内容为______________________\n");
PrintWord();
printf("\n");
printf("\t\t按回车键继续·····");
getchar();
getchar();
system("cls");
break;
case 4:
HeadWord();
save();
break;
}
if(t==5) break;
}while(1);
}
简易文本编译器
标签：记录 数组下标 文本 键盘录入 sizeof start 声明 scanf mep
原文地址：https://www.cnblogs.com/lee0818/p/11104826.html
