win32 获取控制台句柄、cls

GetStdHandle(STD_OUTPUT_HANDLE);

 

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#undef X #undef Y   void cls(void) {     COORD coordScreen = { 0, 0 };    /* here's where we'll home the                                                     cursor */     DWORD cCharsWritten;     CONSOLE_SCREEN_BUFFER_INFO csbi; /* to get buffer info */     DWORD dwConSize;                      /* number of character cells in                                                     the current buffer */        /* get the number of character cells in the current buffer */        GetConsoleScreenBufferInfo( hOut, &csbi );     dwConSize = csbi.dwSize.X * csbi.dwSize.Y;        /* fill the entire screen with blanks */        FillConsoleOutputCharacter( hOut, (TCHAR)' ',         dwConSize, coordScreen, &cCharsWritten);        /* get the current text attribute */        GetConsoleScreenBufferInfo( hOut, &csbi );        /* now set the buffer's attributes accordingly */        FillConsoleOutputAttribute( hOut, csbi.wAttributes,         dwConSize, coordScreen, &cCharsWritten );        /* put the cursor at (0, 0) */        SetConsoleCursorPosition( hOut, coordScreen ); }