wine/programs/taskmgr/procpage.c

547 lines
21 KiB
C

/*
* ReactOS Task Manager
*
* procpage.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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define WIN32_LEAN_AND_MEAN /* Exclude rarely-used stuff from Windows headers */
#include <windows.h>
#include <commctrl.h>
#include <stdlib.h>
#include <memory.h>
#include <tchar.h>
#include <stdio.h>
#include <winnt.h>
#include "taskmgr.h"
#include "perfdata.h"
#include "column.h"
#include <ctype.h>
HWND hProcessPage; /* Process List Property Page */
HWND hProcessPageListCtrl; /* Process ListCtrl Window */
HWND hProcessPageHeaderCtrl; /* Process Header Control */
HWND hProcessPageEndProcessButton; /* Process End Process button */
HWND hProcessPageShowAllProcessesButton;/* Process Show All Processes checkbox */
static int nProcessPageWidth;
static int nProcessPageHeight;
static HANDLE hProcessPageEvent = NULL; /* When this event becomes signaled then we refresh the process list */
static void CommaSeparateNumberString(LPWSTR strNumber, int nMaxCount)
{
WCHAR temp[260];
UINT i, j, k;
int len = lstrlenW(strNumber);
for (i=0; i < len % 3; i++)
temp[i] = strNumber[i];
for (k=0,j=i; i < len; i++,j++,k++) {
if ((k % 3 == 0) && (j > 0))
temp[j++] = ',';
temp[j] = strNumber[i];
}
temp[j++] = 0;
memcpy(strNumber, temp, min(nMaxCount, j) * sizeof(WCHAR));
}
static void ProcessPageShowContextMenu(DWORD dwProcessId)
{
HMENU hMenu;
HMENU hSubMenu;
HMENU hPriorityMenu;
POINT pt;
SYSTEM_INFO si;
HANDLE hProcess;
DWORD dwProcessPriorityClass;
WCHAR strDebugger[260];
DWORD dwDebuggerSize;
HKEY hKey;
UINT Idx;
static const WCHAR wszAeDebugRegPath[] = {
'S','o','f','t','w','a','r','e','\\',
'M','i','c','r','o','s','o','f','t','\\',
'W','i','n','d','o','w','s',' ','N','T','\\',
'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
'A','e','D','e','b','u','g',0};
memset(&si, 0, sizeof(SYSTEM_INFO));
GetCursorPos(&pt);
GetSystemInfo(&si);
hMenu = LoadMenu(hInst, MAKEINTRESOURCE(IDR_PROCESS_PAGE_CONTEXT));
hSubMenu = GetSubMenu(hMenu, 0);
hPriorityMenu = GetSubMenu(hSubMenu, 4);
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, dwProcessId);
dwProcessPriorityClass = GetPriorityClass(hProcess);
CloseHandle(hProcess);
if (si.dwNumberOfProcessors < 2)
RemoveMenu(hSubMenu, ID_PROCESS_PAGE_SETAFFINITY, MF_BYCOMMAND);
if (!AreDebugChannelsSupported())
RemoveMenu(hSubMenu, ID_PROCESS_PAGE_DEBUGCHANNELS, MF_BYCOMMAND);
switch (dwProcessPriorityClass) {
case REALTIME_PRIORITY_CLASS:
CheckMenuRadioItem(hPriorityMenu, ID_PROCESS_PAGE_SETPRIORITY_REALTIME, ID_PROCESS_PAGE_SETPRIORITY_LOW, ID_PROCESS_PAGE_SETPRIORITY_REALTIME, MF_BYCOMMAND);
break;
case HIGH_PRIORITY_CLASS:
CheckMenuRadioItem(hPriorityMenu, ID_PROCESS_PAGE_SETPRIORITY_REALTIME, ID_PROCESS_PAGE_SETPRIORITY_LOW, ID_PROCESS_PAGE_SETPRIORITY_HIGH, MF_BYCOMMAND);
break;
case ABOVE_NORMAL_PRIORITY_CLASS:
CheckMenuRadioItem(hPriorityMenu, ID_PROCESS_PAGE_SETPRIORITY_REALTIME, ID_PROCESS_PAGE_SETPRIORITY_LOW, ID_PROCESS_PAGE_SETPRIORITY_ABOVENORMAL, MF_BYCOMMAND);
break;
case NORMAL_PRIORITY_CLASS:
CheckMenuRadioItem(hPriorityMenu, ID_PROCESS_PAGE_SETPRIORITY_REALTIME, ID_PROCESS_PAGE_SETPRIORITY_LOW, ID_PROCESS_PAGE_SETPRIORITY_NORMAL, MF_BYCOMMAND);
break;
case BELOW_NORMAL_PRIORITY_CLASS:
CheckMenuRadioItem(hPriorityMenu, ID_PROCESS_PAGE_SETPRIORITY_REALTIME, ID_PROCESS_PAGE_SETPRIORITY_LOW, ID_PROCESS_PAGE_SETPRIORITY_BELOWNORMAL, MF_BYCOMMAND);
break;
case IDLE_PRIORITY_CLASS:
CheckMenuRadioItem(hPriorityMenu, ID_PROCESS_PAGE_SETPRIORITY_REALTIME, ID_PROCESS_PAGE_SETPRIORITY_LOW, ID_PROCESS_PAGE_SETPRIORITY_LOW, MF_BYCOMMAND);
break;
}
if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, wszAeDebugRegPath, 0, KEY_READ, &hKey) == ERROR_SUCCESS)
{
static const WCHAR wszDebugger[] = {'D','e','b','u','g','g','e','r',0};
dwDebuggerSize = 260;
if (RegQueryValueExW(hKey, wszDebugger, NULL, NULL, (LPBYTE)strDebugger, &dwDebuggerSize) == ERROR_SUCCESS)
{
static const WCHAR wszDRWTSN32[] = {'D','R','W','T','S','N','3','2',0};
for (Idx=0; Idx < lstrlenW(strDebugger); Idx++)
strDebugger[Idx] = toupper(strDebugger[Idx]);
if (wcsstr(strDebugger, wszDRWTSN32))
EnableMenuItem(hSubMenu, ID_PROCESS_PAGE_DEBUG, MF_BYCOMMAND|MF_DISABLED|MF_GRAYED);
}
else
EnableMenuItem(hSubMenu, ID_PROCESS_PAGE_DEBUG, MF_BYCOMMAND|MF_DISABLED|MF_GRAYED);
RegCloseKey(hKey);
} else {
EnableMenuItem(hSubMenu, ID_PROCESS_PAGE_DEBUG, MF_BYCOMMAND|MF_DISABLED|MF_GRAYED);
}
TrackPopupMenu(hSubMenu, TPM_LEFTALIGN|TPM_TOPALIGN|TPM_LEFTBUTTON, pt.x, pt.y, 0, hMainWnd, NULL);
DestroyMenu(hMenu);
}
static void ProcessPageOnNotify(LPARAM lParam)
{
LPNMHDR pnmh;
NMLVDISPINFOW* pnmdi;
LVITEM lvitem;
ULONG Index;
ULONG ColumnIndex;
IO_COUNTERS iocounters;
TIME time;
static const WCHAR wszFmtD[] = {'%','d',0};
static const WCHAR wszFmt02D[] = {'%','0','2','d',0};
static const WCHAR wszUnitK[] = {' ','K',0};
pnmh = (LPNMHDR) lParam;
pnmdi = (NMLVDISPINFOW*) lParam;
if (pnmh->hwndFrom == hProcessPageListCtrl)
{
switch (pnmh->code)
{
#if 0
case LVN_ITEMCHANGED:
ProcessPageUpdate();
break;
#endif
case LVN_GETDISPINFOW:
if (!(pnmdi->item.mask & LVIF_TEXT))
break;
ColumnIndex = pnmdi->item.iSubItem;
Index = pnmdi->item.iItem;
if (ColumnDataHints[ColumnIndex] == COLUMN_IMAGENAME)
PerfDataGetImageName(Index, pnmdi->item.pszText, pnmdi->item.cchTextMax);
if (ColumnDataHints[ColumnIndex] == COLUMN_PID)
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetProcessId(Index));
if (ColumnDataHints[ColumnIndex] == COLUMN_USERNAME)
PerfDataGetUserName(Index, pnmdi->item.pszText, pnmdi->item.cchTextMax);
if (ColumnDataHints[ColumnIndex] == COLUMN_SESSIONID)
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetSessionId(Index));
if (ColumnDataHints[ColumnIndex] == COLUMN_CPUUSAGE)
wsprintfW(pnmdi->item.pszText, wszFmt02D, PerfDataGetCPUUsage(Index));
if (ColumnDataHints[ColumnIndex] == COLUMN_CPUTIME)
{
DWORD dwHours;
DWORD dwMinutes;
DWORD dwSeconds;
ULONGLONG secs;
static const WCHAR timefmt[] = {'%','d',':','%','0','2','d',':','%','0','2','d',0};
time = PerfDataGetCPUTime(Index);
secs = time.QuadPart / 10000000;
dwHours = secs / 3600;
dwMinutes = (secs % 3600) / 60;
dwSeconds = (secs % 3600) % 60;
wsprintfW(pnmdi->item.pszText, timefmt, dwHours, dwMinutes, dwSeconds);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_MEMORYUSAGE)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetWorkingSetSizeBytes(Index) / 1024);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
wcscat(pnmdi->item.pszText, wszUnitK);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_PEAKMEMORYUSAGE)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetPeakWorkingSetSizeBytes(Index) / 1024);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
wcscat(pnmdi->item.pszText, wszUnitK);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_MEMORYUSAGEDELTA)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetWorkingSetSizeDelta(Index) / 1024);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
wcscat(pnmdi->item.pszText, wszUnitK);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_PAGEFAULTS)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetPageFaultCount(Index));
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_PAGEFAULTSDELTA)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetPageFaultCountDelta(Index));
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_VIRTUALMEMORYSIZE)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetVirtualMemorySizeBytes(Index) / 1024);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
wcscat(pnmdi->item.pszText, wszUnitK);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_PAGEDPOOL)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetPagedPoolUsagePages(Index) / 1024);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
wcscat(pnmdi->item.pszText, wszUnitK);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_NONPAGEDPOOL)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetNonPagedPoolUsagePages(Index) / 1024);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
wcscat(pnmdi->item.pszText, wszUnitK);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_BASEPRIORITY)
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetBasePriority(Index));
if (ColumnDataHints[ColumnIndex] == COLUMN_HANDLECOUNT)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetHandleCount(Index));
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_THREADCOUNT)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetThreadCount(Index));
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_USEROBJECTS)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetUSERObjectCount(Index));
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_GDIOBJECTS)
{
wsprintfW(pnmdi->item.pszText, wszFmtD, PerfDataGetGDIObjectCount(Index));
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_IOREADS)
{
PerfDataGetIOCounters(Index, &iocounters);
/* wsprintfW(pnmdi->item.pszText, wszFmtD, iocounters.ReadOperationCount); */
_ui64tow(iocounters.ReadOperationCount, pnmdi->item.pszText, 10);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_IOWRITES)
{
PerfDataGetIOCounters(Index, &iocounters);
/* wsprintfW(pnmdi->item.pszText, wszFmtD, iocounters.WriteOperationCount); */
_ui64tow(iocounters.WriteOperationCount, pnmdi->item.pszText, 10);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_IOOTHER)
{
PerfDataGetIOCounters(Index, &iocounters);
/* wsprintfW(pnmdi->item.pszText, wszFmtD, iocounters.OtherOperationCount); */
_ui64tow(iocounters.OtherOperationCount, pnmdi->item.pszText, 10);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_IOREADBYTES)
{
PerfDataGetIOCounters(Index, &iocounters);
/* wsprintfW(pnmdi->item.pszText, wszFmtD, iocounters.ReadTransferCount); */
_ui64tow(iocounters.ReadTransferCount, pnmdi->item.pszText, 10);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_IOWRITEBYTES)
{
PerfDataGetIOCounters(Index, &iocounters);
/* wsprintfW(pnmdi->item.pszText, wszFmtD, iocounters.WriteTransferCount); */
_ui64tow(iocounters.WriteTransferCount, pnmdi->item.pszText, 10);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
if (ColumnDataHints[ColumnIndex] == COLUMN_IOOTHERBYTES)
{
PerfDataGetIOCounters(Index, &iocounters);
/* wsprintfW(pnmdi->item.pszText, wszFmtD, iocounters.OtherTransferCount); */
_ui64tow(iocounters.OtherTransferCount, pnmdi->item.pszText, 10);
CommaSeparateNumberString(pnmdi->item.pszText, pnmdi->item.cchTextMax);
}
break;
case NM_RCLICK:
for (Index=0; Index<(ULONG)ListView_GetItemCount(hProcessPageListCtrl); Index++)
{
lvitem.mask = LVIF_STATE;
lvitem.stateMask = LVIS_SELECTED;
lvitem.iItem = Index;
lvitem.iSubItem = 0;
SendMessage(hProcessPageListCtrl, LVM_GETITEM, 0, (LPARAM) &lvitem);
if (lvitem.state & LVIS_SELECTED)
break;
}
if ((ListView_GetSelectedCount(hProcessPageListCtrl) == 1) &&
(PerfDataGetProcessId(Index) != 0))
{
ProcessPageShowContextMenu(PerfDataGetProcessId(Index));
}
break;
}
}
else if (pnmh->hwndFrom == hProcessPageHeaderCtrl)
{
switch (pnmh->code)
{
case HDN_ITEMCLICKW:
/*
* FIXME: Fix the column sorting
*
*ListView_SortItems(hApplicationPageListCtrl, ApplicationPageCompareFunc, NULL);
*bSortAscending = !bSortAscending;
*/
break;
case HDN_ITEMCHANGEDW:
UpdateColumnDataHints();
break;
case HDN_ENDDRAG:
UpdateColumnDataHints();
break;
}
}
}
void RefreshProcessPage(void)
{
/* Signal the event so that our refresh thread */
/* will wake up and refresh the process page */
SetEvent(hProcessPageEvent);
}
static DWORD WINAPI ProcessPageRefreshThread(void *lpParameter)
{
ULONG OldProcessorUsage = 0;
ULONG OldProcessCount = 0;
WCHAR wszCPU_Usage[255];
WCHAR wszProcesses[255];
LoadStringW(hInst, IDS_STATUS_BAR_CPU_USAGE, wszCPU_Usage, sizeof(wszCPU_Usage)/sizeof(WCHAR));
LoadStringW(hInst, IDS_STATUS_BAR_PROCESSES, wszProcesses, sizeof(wszProcesses)/sizeof(WCHAR));
/* Create the event */
hProcessPageEvent = CreateEvent(NULL, TRUE, TRUE, NULL);
/* If we couldn't create the event then exit the thread */
if (!hProcessPageEvent)
return 0;
while (1) {
DWORD dwWaitVal;
/* Wait on the event */
dwWaitVal = WaitForSingleObject(hProcessPageEvent, INFINITE);
/* If the wait failed then the event object must have been */
/* closed and the task manager is exiting so exit this thread */
if (dwWaitVal == WAIT_FAILED)
return 0;
if (dwWaitVal == WAIT_OBJECT_0) {
WCHAR text[256];
/* Reset our event */
ResetEvent(hProcessPageEvent);
if ((ULONG)SendMessage(hProcessPageListCtrl, LVM_GETITEMCOUNT, 0, 0) != PerfDataGetProcessCount())
SendMessage(hProcessPageListCtrl, LVM_SETITEMCOUNT, PerfDataGetProcessCount(), /*LVSICF_NOINVALIDATEALL|*/LVSICF_NOSCROLL);
if (IsWindowVisible(hProcessPage))
InvalidateRect(hProcessPageListCtrl, NULL, FALSE);
if (OldProcessorUsage != PerfDataGetProcessorUsage()) {
OldProcessorUsage = PerfDataGetProcessorUsage();
wsprintfW(text, wszCPU_Usage, OldProcessorUsage);
SendMessageW(hStatusWnd, SB_SETTEXTW, 1, (LPARAM)text);
}
if (OldProcessCount != PerfDataGetProcessCount()) {
OldProcessCount = PerfDataGetProcessCount();
wsprintfW(text, wszProcesses, OldProcessCount);
SendMessageW(hStatusWnd, SB_SETTEXTW, 0, (LPARAM)text);
}
}
}
return 0;
}
INT_PTR CALLBACK
ProcessPageWndProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
RECT rc;
int nXDifference;
int nYDifference;
int cx, cy;
switch (message) {
case WM_INITDIALOG:
/*
* Save the width and height
*/
GetClientRect(hDlg, &rc);
nProcessPageWidth = rc.right;
nProcessPageHeight = rc.bottom;
/* Update window position */
SetWindowPos(hDlg, NULL, 15, 30, 0, 0, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOSIZE|SWP_NOZORDER);
/*
* Get handles to the controls
*/
hProcessPageListCtrl = GetDlgItem(hDlg, IDC_PROCESSLIST);
hProcessPageHeaderCtrl = ListView_GetHeader(hProcessPageListCtrl);
hProcessPageEndProcessButton = GetDlgItem(hDlg, IDC_ENDPROCESS);
hProcessPageShowAllProcessesButton = GetDlgItem(hDlg, IDC_SHOWALLPROCESSES);
/*
* Set the extended window styles for the list control
*/
SendMessage(hProcessPageListCtrl, LVM_SETEXTENDEDLISTVIEWSTYLE, 0, ListView_GetExtendedListViewStyle(hProcessPageListCtrl) | LVS_EX_FULLROWSELECT | LVS_EX_HEADERDRAGDROP);
AddColumns();
/*
* Subclass the process list control so we can intercept WM_ERASEBKGND
*/
OldProcessListWndProc = (WNDPROC)SetWindowLongPtr(hProcessPageListCtrl, GWLP_WNDPROC, (LONG_PTR)ProcessListWndProc);
/* Start our refresh thread */
CreateThread(NULL, 0, ProcessPageRefreshThread, NULL, 0, NULL);
return TRUE;
case WM_DESTROY:
/* Close the event handle, this will make the */
/* refresh thread exit when the wait fails */
CloseHandle(hProcessPageEvent);
SaveColumnSettings();
break;
case WM_COMMAND:
/* Handle the button clicks */
switch (LOWORD(wParam))
{
case IDC_ENDPROCESS:
ProcessPage_OnEndProcess();
}
break;
case WM_SIZE:
if (wParam == SIZE_MINIMIZED)
return 0;
cx = LOWORD(lParam);
cy = HIWORD(lParam);
nXDifference = cx - nProcessPageWidth;
nYDifference = cy - nProcessPageHeight;
nProcessPageWidth = cx;
nProcessPageHeight = cy;
/* Reposition the application page's controls */
GetWindowRect(hProcessPageListCtrl, &rc);
cx = (rc.right - rc.left) + nXDifference;
cy = (rc.bottom - rc.top) + nYDifference;
SetWindowPos(hProcessPageListCtrl, NULL, 0, 0, cx, cy, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOMOVE|SWP_NOZORDER);
InvalidateRect(hProcessPageListCtrl, NULL, TRUE);
GetClientRect(hProcessPageEndProcessButton, &rc);
MapWindowPoints(hProcessPageEndProcessButton, hDlg, (LPPOINT)(&rc), (sizeof(RECT)/sizeof(POINT)) );
cx = rc.left + nXDifference;
cy = rc.top + nYDifference;
SetWindowPos(hProcessPageEndProcessButton, NULL, cx, cy, 0, 0, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOSIZE|SWP_NOZORDER);
InvalidateRect(hProcessPageEndProcessButton, NULL, TRUE);
GetClientRect(hProcessPageShowAllProcessesButton, &rc);
MapWindowPoints(hProcessPageShowAllProcessesButton, hDlg, (LPPOINT)(&rc), (sizeof(RECT)/sizeof(POINT)) );
cx = rc.left;
cy = rc.top + nYDifference;
SetWindowPos(hProcessPageShowAllProcessesButton, NULL, cx, cy, 0, 0, SWP_NOACTIVATE|SWP_NOOWNERZORDER|SWP_NOSIZE|SWP_NOZORDER);
InvalidateRect(hProcessPageShowAllProcessesButton, NULL, TRUE);
break;
case WM_NOTIFY:
ProcessPageOnNotify(lParam);
break;
}
return 0;
}