一个C++编写的控制台程序

#include <iostream>#include <conio.h>#include <windows.h>#include <string.h>#include <winuser.h>#include <wincon.h>HANDLE hOut ;HANDLE hIn ;void DeleteLine(int row); // 删除一行void MoveText(int x, int y, SMALL_RECT rc); // 移动文本块区域void ClearScreen(void); // 清屏void main(){ hOut = GetStdHandle(STD_OUTPUT_HANDLE); // 获取标准输出设备句柄 WORD att = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY | BACKGROUND_BLUE ; // 背景是蓝色，文本颜色是黄色 SetConsoleTextAttribute(hOut, att); ClearScreen(); printf("/n/nThe soul selects her own society,/n"); printf("Then shuts the door;/n"); printf("On her devine majority;/n"); printf("Obtrude no more./n/n"); CONSOLE_SCREEN_BUFFER_INFO bInfo; GetConsoleScreenBufferInfo( hOut, &bInfo );  COORD endPos = {0, bInfo.dwSize.Y - 1}; SetConsoleCursorPosition(hOut, endPos); // 设置光标位置 SMALL_RECT rc = {0, 2, 40, 5}; _getch(); MoveText(10, 5, rc); _getch(); DeleteLine(5); CloseHandle(hOut); // 关闭标准输出设备句柄}void DeleteLine(int row){    SMALL_RECT rcScroll, rcClip; COORD crDest = {0, row - 1}; CHAR_INFO chFill; CONSOLE_SCREEN_BUFFER_INFO bInfo; GetConsoleScreenBufferInfo( hOut, &bInfo );  rcScroll.Left = 0; rcScroll.Top = row; rcScroll.Right = bInfo.dwSize.X - 1; rcScroll.Bottom = bInfo.dwSize.Y - 1; rcClip = rcScroll; chFill.Attributes = bInfo.wAttributes; chFill.Char.AsciiChar = ' '; ScrollConsoleScreenBuffer(hOut, &rcScroll, &rcClip, crDest, &chFill);}void MoveText(int x, int y, SMALL_RECT rc){  COORD crDest = {x, y};  CHAR_INFO chFill;  CONSOLE_SCREEN_BUFFER_INFO bInfo;GetConsoleScreenBufferInfo( hOut, &bInfo ); chFill.Attributes = bInfo.wAttributes;chFill.Char.AsciiChar = ' ';ScrollConsoleScreenBuffer(hOut, &rc, NULL, crDest, &chFill);}void ClearScreen(void){CONSOLE_SCREEN_BUFFER_INFO bInfo;GetConsoleScreenBufferInfo( hOut, &bInfo ); COORD home = {0, 0};WORD att = bInfo.wAttributes;unsigned long size = bInfo.dwSize.X * bInfo.dwSize.Y;FillConsoleOutputAttribute(hOut, att, size, home, NULL);FillConsoleOutputCharacter(hOut, ' ', size, home, NULL);}