reactos/base/shell/cmd/cls.c
Amine Khaldi 527f2f9057 [SHELL/EXPERIMENTS]
* Create a branch for some evul shell experiments.

svn path=/branches/shell-experiments/; revision=61927
2014-02-02 19:37:27 +00:00

65 lines
1.5 KiB
C

/*
* CLS.C - clear screen internal command.
*
*
* History:
*
* 07/27/1998 (John P. Price)
* started.
*
* 27-Jul-1998 (John P Price <linux-guru@gcfl.net>)
* added config.h include
*
* 04-Dec-1998 (Eric Kohl)
* Changed to Win32 console app.
*
* 08-Dec-1998 (Eric Kohl)
* Added help text ("/?").
*
* 14-Jan-1998 (Eric Kohl)
* Unicode ready!
*
* 20-Jan-1998 (Eric Kohl)
* Redirection ready!
*
* 02-Apr-2005 (Magnus Olsen <magnus@greatlord.com>)
* Remove all hardcoded strings in En.rc
*/
#include "precomp.h"
#ifdef INCLUDE_CMD_CLS
INT cmd_cls (LPTSTR param)
{
HANDLE hOutput = GetStdHandle(STD_OUTPUT_HANDLE);
CONSOLE_SCREEN_BUFFER_INFO csbi;
COORD coPos;
DWORD dwWritten;
if (!_tcsncmp (param, _T("/?"), 2))
{
ConOutResPaging(TRUE,STRING_CLS_HELP);
return 0;
}
if (GetConsoleScreenBufferInfo(hOutput, &csbi))
{
coPos.X = 0;
coPos.Y = 0;
FillConsoleOutputAttribute(hOutput, csbi.wAttributes,
csbi.dwSize.X * csbi.dwSize.Y,
coPos, &dwWritten);
FillConsoleOutputCharacter(hOutput, _T(' '),
csbi.dwSize.X * csbi.dwSize.Y,
coPos, &dwWritten);
SetConsoleCursorPosition(hOutput, coPos);
}
else
{
ConOutChar(_T('\f'));
}
return 0;
}
#endif