reactos/base/applications/taskmgr/priority.c

61 lines
1.9 KiB
C

/*
* ReactOS Task Manager
*
* priority.c
*
* Copyright (C) 1999 - 2001 Brian Palmer <brianp@reactos.org>
* 2005 Klemens Friedl <frik85@reactos.at>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "precomp.h"
void DoSetPriority(DWORD priority)
{
DWORD dwProcessId;
HANDLE hProcess;
WCHAR szText[260];
WCHAR szTitle[256];
dwProcessId = GetSelectedProcessId();
if (dwProcessId == 0)
return;
LoadStringW(hInst, IDS_MSG_TASKMGRWARNING, szTitle, 256);
LoadStringW(hInst, IDS_MSG_WARNINGCHANGEPRIORITY, szText, 260);
if (MessageBoxW(hMainWnd, szText, szTitle, MB_YESNO|MB_ICONWARNING) != IDYES)
return;
hProcess = OpenProcess(PROCESS_SET_INFORMATION, FALSE, dwProcessId);
if (!hProcess)
{
GetLastErrorText(szText, 260);
LoadStringW(hInst, IDS_MSG_UNABLECHANGEPRIORITY, szTitle, 256);
MessageBoxW(hMainWnd, szText, szTitle, MB_OK|MB_ICONSTOP);
return;
}
if (!SetPriorityClass(hProcess, priority))
{
GetLastErrorText(szText, 260);
LoadStringW(hInst, IDS_MSG_UNABLECHANGEPRIORITY, szTitle, 256);
MessageBoxW(hMainWnd, szText, szTitle, MB_OK|MB_ICONSTOP);
}
CloseHandle(hProcess);
}