mirror of
https://github.com/reactos/reactos.git
synced 2024-12-29 10:35:28 +00:00
324 lines
9 KiB
C
324 lines
9 KiB
C
/*
|
|
* ReactOS Task Manager
|
|
*
|
|
* priority.c
|
|
*
|
|
* Copyright (C) 1999 - 2001 Brian Palmer <brianp@reactos.org>
|
|
*
|
|
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#define WIN32_LEAN_AND_MEAN /* Exclude rarely-used stuff from Windows headers */
|
|
#include <windows.h>
|
|
#include <commctrl.h>
|
|
#include <stdlib.h>
|
|
#include <malloc.h>
|
|
#include <memory.h>
|
|
#include <tchar.h>
|
|
#include <stdio.h>
|
|
#include <winnt.h>
|
|
|
|
#include "taskmgr.h"
|
|
#include "priority.h"
|
|
#include "procpage.h"
|
|
#include "perfdata.h"
|
|
|
|
void ProcessPage_OnSetPriorityRealTime(void)
|
|
{
|
|
LVITEM lvitem;
|
|
ULONG Index;
|
|
DWORD dwProcessId;
|
|
HANDLE hProcess;
|
|
TCHAR strErrorText[260];
|
|
|
|
for (Index=0; Index<(ULONG)ListView_GetItemCount(hProcessPageListCtrl); Index++)
|
|
{
|
|
memset(&lvitem, 0, sizeof(LVITEM));
|
|
|
|
lvitem.mask = LVIF_STATE;
|
|
lvitem.stateMask = LVIS_SELECTED;
|
|
lvitem.iItem = Index;
|
|
|
|
ListView_GetItem(hProcessPageListCtrl, &lvitem);
|
|
|
|
if (lvitem.state & LVIS_SELECTED)
|
|
break;
|
|
}
|
|
|
|
dwProcessId = PerfDataGetProcessId(Index);
|
|
|
|
if ((ListView_GetSelectedCount(hProcessPageListCtrl) != 1) || (dwProcessId == 0))
|
|
return;
|
|
|
|
if (MessageBox(hMainWnd, _T("WARNING: Changing the priority class of this process may\ncause undesired results including system instability. Are you\nsure you want to change the priority class?"), _T("Task Manager Warning"), MB_YESNO|MB_ICONWARNING) != IDYES)
|
|
return;
|
|
|
|
hProcess = OpenProcess(PROCESS_SET_INFORMATION, FALSE, dwProcessId);
|
|
|
|
if (!hProcess)
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
return;
|
|
}
|
|
|
|
if (!SetPriorityClass(hProcess, REALTIME_PRIORITY_CLASS))
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
}
|
|
|
|
CloseHandle(hProcess);
|
|
}
|
|
|
|
void ProcessPage_OnSetPriorityHigh(void)
|
|
{
|
|
LVITEM lvitem;
|
|
ULONG Index;
|
|
DWORD dwProcessId;
|
|
HANDLE hProcess;
|
|
TCHAR strErrorText[260];
|
|
|
|
for (Index=0; Index<(ULONG)ListView_GetItemCount(hProcessPageListCtrl); Index++)
|
|
{
|
|
memset(&lvitem, 0, sizeof(LVITEM));
|
|
|
|
lvitem.mask = LVIF_STATE;
|
|
lvitem.stateMask = LVIS_SELECTED;
|
|
lvitem.iItem = Index;
|
|
|
|
ListView_GetItem(hProcessPageListCtrl, &lvitem);
|
|
|
|
if (lvitem.state & LVIS_SELECTED)
|
|
break;
|
|
}
|
|
|
|
dwProcessId = PerfDataGetProcessId(Index);
|
|
|
|
if ((ListView_GetSelectedCount(hProcessPageListCtrl) != 1) || (dwProcessId == 0))
|
|
return;
|
|
|
|
if (MessageBox(hMainWnd, _T("WARNING: Changing the priority class of this process may\ncause undesired results including system instability. Are you\nsure you want to change the priority class?"), _T("Task Manager Warning"), MB_YESNO|MB_ICONWARNING) != IDYES)
|
|
return;
|
|
|
|
hProcess = OpenProcess(PROCESS_SET_INFORMATION, FALSE, dwProcessId);
|
|
|
|
if (!hProcess)
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
return;
|
|
}
|
|
|
|
if (!SetPriorityClass(hProcess, HIGH_PRIORITY_CLASS))
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
}
|
|
|
|
CloseHandle(hProcess);
|
|
}
|
|
|
|
void ProcessPage_OnSetPriorityAboveNormal(void)
|
|
{
|
|
LVITEM lvitem;
|
|
ULONG Index;
|
|
DWORD dwProcessId;
|
|
HANDLE hProcess;
|
|
TCHAR strErrorText[260];
|
|
|
|
for (Index=0; Index<(ULONG)ListView_GetItemCount(hProcessPageListCtrl); Index++)
|
|
{
|
|
memset(&lvitem, 0, sizeof(LVITEM));
|
|
|
|
lvitem.mask = LVIF_STATE;
|
|
lvitem.stateMask = LVIS_SELECTED;
|
|
lvitem.iItem = Index;
|
|
|
|
ListView_GetItem(hProcessPageListCtrl, &lvitem);
|
|
|
|
if (lvitem.state & LVIS_SELECTED)
|
|
break;
|
|
}
|
|
|
|
dwProcessId = PerfDataGetProcessId(Index);
|
|
|
|
if ((ListView_GetSelectedCount(hProcessPageListCtrl) != 1) || (dwProcessId == 0))
|
|
return;
|
|
|
|
if (MessageBox(hMainWnd, _T("WARNING: Changing the priority class of this process may\ncause undesired results including system instability. Are you\nsure you want to change the priority class?"), _T("Task Manager Warning"), MB_YESNO|MB_ICONWARNING) != IDYES)
|
|
return;
|
|
|
|
hProcess = OpenProcess(PROCESS_SET_INFORMATION, FALSE, dwProcessId);
|
|
|
|
if (!hProcess)
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
return;
|
|
}
|
|
|
|
if (!SetPriorityClass(hProcess, ABOVE_NORMAL_PRIORITY_CLASS))
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
}
|
|
|
|
CloseHandle(hProcess);
|
|
}
|
|
|
|
void ProcessPage_OnSetPriorityNormal(void)
|
|
{
|
|
LVITEM lvitem;
|
|
ULONG Index;
|
|
DWORD dwProcessId;
|
|
HANDLE hProcess;
|
|
TCHAR strErrorText[260];
|
|
|
|
for (Index=0; Index<(ULONG)ListView_GetItemCount(hProcessPageListCtrl); Index++)
|
|
{
|
|
memset(&lvitem, 0, sizeof(LVITEM));
|
|
|
|
lvitem.mask = LVIF_STATE;
|
|
lvitem.stateMask = LVIS_SELECTED;
|
|
lvitem.iItem = Index;
|
|
|
|
ListView_GetItem(hProcessPageListCtrl, &lvitem);
|
|
|
|
if (lvitem.state & LVIS_SELECTED)
|
|
break;
|
|
}
|
|
|
|
dwProcessId = PerfDataGetProcessId(Index);
|
|
|
|
if ((ListView_GetSelectedCount(hProcessPageListCtrl) != 1) || (dwProcessId == 0))
|
|
return;
|
|
|
|
if (MessageBox(hMainWnd, _T("WARNING: Changing the priority class of this process may\ncause undesired results including system instability. Are you\nsure you want to change the priority class?"), _T("Task Manager Warning"), MB_YESNO|MB_ICONWARNING) != IDYES)
|
|
return;
|
|
|
|
hProcess = OpenProcess(PROCESS_SET_INFORMATION, FALSE, dwProcessId);
|
|
|
|
if (!hProcess)
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
return;
|
|
}
|
|
|
|
if (!SetPriorityClass(hProcess, NORMAL_PRIORITY_CLASS))
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
}
|
|
|
|
CloseHandle(hProcess);
|
|
}
|
|
|
|
void ProcessPage_OnSetPriorityBelowNormal(void)
|
|
{
|
|
LVITEM lvitem;
|
|
ULONG Index;
|
|
DWORD dwProcessId;
|
|
HANDLE hProcess;
|
|
TCHAR strErrorText[260];
|
|
|
|
for (Index=0; Index<(ULONG)ListView_GetItemCount(hProcessPageListCtrl); Index++)
|
|
{
|
|
memset(&lvitem, 0, sizeof(LVITEM));
|
|
|
|
lvitem.mask = LVIF_STATE;
|
|
lvitem.stateMask = LVIS_SELECTED;
|
|
lvitem.iItem = Index;
|
|
|
|
ListView_GetItem(hProcessPageListCtrl, &lvitem);
|
|
|
|
if (lvitem.state & LVIS_SELECTED)
|
|
break;
|
|
}
|
|
|
|
dwProcessId = PerfDataGetProcessId(Index);
|
|
|
|
if ((ListView_GetSelectedCount(hProcessPageListCtrl) != 1) || (dwProcessId == 0))
|
|
return;
|
|
|
|
if (MessageBox(hMainWnd, _T("WARNING: Changing the priority class of this process may\ncause undesired results including system instability. Are you\nsure you want to change the priority class?"), _T("Task Manager Warning"), MB_YESNO|MB_ICONWARNING) != IDYES)
|
|
return;
|
|
|
|
hProcess = OpenProcess(PROCESS_SET_INFORMATION, FALSE, dwProcessId);
|
|
|
|
if (!hProcess)
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
return;
|
|
}
|
|
|
|
if (!SetPriorityClass(hProcess, BELOW_NORMAL_PRIORITY_CLASS))
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
}
|
|
|
|
CloseHandle(hProcess);
|
|
}
|
|
|
|
void ProcessPage_OnSetPriorityLow(void)
|
|
{
|
|
LVITEM lvitem;
|
|
ULONG Index;
|
|
DWORD dwProcessId;
|
|
HANDLE hProcess;
|
|
TCHAR strErrorText[260];
|
|
|
|
for (Index=0; Index<(ULONG)ListView_GetItemCount(hProcessPageListCtrl); Index++)
|
|
{
|
|
memset(&lvitem, 0, sizeof(LVITEM));
|
|
|
|
lvitem.mask = LVIF_STATE;
|
|
lvitem.stateMask = LVIS_SELECTED;
|
|
lvitem.iItem = Index;
|
|
|
|
ListView_GetItem(hProcessPageListCtrl, &lvitem);
|
|
|
|
if (lvitem.state & LVIS_SELECTED)
|
|
break;
|
|
}
|
|
|
|
dwProcessId = PerfDataGetProcessId(Index);
|
|
|
|
if ((ListView_GetSelectedCount(hProcessPageListCtrl) != 1) || (dwProcessId == 0))
|
|
return;
|
|
|
|
if (MessageBox(hMainWnd, _T("WARNING: Changing the priority class of this process may\ncause undesired results including system instability. Are you\nsure you want to change the priority class?"), _T("Task Manager Warning"), MB_YESNO|MB_ICONWARNING) != IDYES)
|
|
return;
|
|
|
|
hProcess = OpenProcess(PROCESS_SET_INFORMATION, FALSE, dwProcessId);
|
|
|
|
if (!hProcess)
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
return;
|
|
}
|
|
|
|
if (!SetPriorityClass(hProcess, IDLE_PRIORITY_CLASS))
|
|
{
|
|
GetLastErrorText(strErrorText, 260);
|
|
MessageBox(hMainWnd, strErrorText, _T("Unable to Change Priority"), MB_OK|MB_ICONSTOP);
|
|
}
|
|
|
|
CloseHandle(hProcess);
|
|
}
|