windows-nt/Source/XPSP1/NT/shell/osshell/snapins/devmgr/snapin/devgenpg.cpp

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2020-09-26 03:20:57 -05:00
/*++
Copyright (C) 1997-1999 Microsoft Corporation
Module Name:
devgenpg.cpp
Abstract:
This module implements CDeviceGeneralPage -- device general property page
Author:
William Hsieh (williamh) created
Revision History:
--*/
// devgenpg.cpp : implementation file
//
#include "devmgr.h"
#include "hwprof.h"
#include "devgenpg.h"
#include "tswizard.h"
#include "utils.h"
//
// help topic ids
//
const DWORD g_a103HelpIDs[]=
{
IDC_DEVGEN_TITLE_TYPE, idh_devmgr_general_devicetype,
IDC_DEVGEN_TITLE_MFG, idh_devmgr_general_manufacturer,
IDC_DEVGEN_STATUSGROUP, IDH_DISABLEHELP,
IDC_DEVGEN_ICON, IDH_DISABLEHELP, // General: "" (Static)
IDC_DEVGEN_DESC, IDH_DISABLEHELP, // General: "" (Static)
IDC_DEVGEN_USAGETEXT, IDH_DISABLEHELP, // General: "Place a check mark next to the configuration(s) where this device should be used." (Static)
IDC_DEVGEN_TYPE, idh_devmgr_general_devicetype, // General: "" (Static)
IDC_DEVGEN_MFG, idh_devmgr_general_manufacturer, // General: "" (Static)
IDC_DEVGEN_STATUS, idh_devmgr_general_device_status, // General: "" (Static)
IDC_DEVGEN_PROFILELIST, idh_devmgr_general_device_usage, // General: "Dropdown Combo" (SysListView32)
IDC_DEVGEN_TITLE_LOCATION, idh_devmgr_general_location, // General: location
IDC_DEVGEN_LOCATION, idh_devmgr_general_location, // General: location
IDC_DEVGEN_TROUBLESHOOTING, idh_devmgr_general_trouble, // General: troubleshooting
0, 0
};
CDeviceGeneralPage::~CDeviceGeneralPage()
{
if (m_pHwProfileList) {
delete m_pHwProfileList;
}
if (m_pProblemAgent) {
delete m_pProblemAgent;
}
}
HPROPSHEETPAGE
CDeviceGeneralPage::Create(
CDevice* pDevice
)
{
ASSERT(pDevice);
if (pDevice)
{
m_pDevice = pDevice;
// override PROPSHEETPAGE structure here...
m_psp.lParam = (LPARAM)this;
pDevice->m_pMachine->DiTurnOffDiExFlags(*pDevice, DI_FLAGSEX_PROPCHANGE_PENDING);
return CreatePage();
}
return NULL;
}
BOOL
CDeviceGeneralPage::OnInitDialog(
LPPROPSHEETPAGE ppsp
)
{
m_pDevice->m_pMachine->AttachPropertySheet(m_hDlg);
// notify property sheet data that the property sheet is up
m_pDevice->m_psd.PageCreateNotify(m_hDlg);
return CPropSheetPage::OnInitDialog(ppsp);
}
BOOL
CDeviceGeneralPage::OnApply()
{
try
{
HWND hwndCB = GetControl(IDC_DEVGEN_PROFILELIST);
m_SelectedDeviceUsage = ComboBox_GetCurSel(hwndCB);
if ((-1 != m_SelectedDeviceUsage) &&
(m_SelectedDeviceUsage != m_CurrentDeviceUsage)) {
//
// User is changing the device usage
//
UpdateHwProfileStates();
SetWindowLongPtr(m_hDlg, DWLP_MSGRESULT, PSNRET_NOERROR);
return TRUE;
}
}
catch(CMemoryException* e)
{
e->Delete();
MsgBoxParam(m_hDlg, 0, 0, 0);
}
return FALSE;
}
void
CDeviceGeneralPage::UpdateHwProfileStates()
{
// first decide what to do(enabling or disabling or both)
BOOL Canceled;
Canceled = FALSE;
if (m_SelectedDeviceUsage == m_CurrentDeviceUsage) {
return;
}
m_pDevice->m_pMachine->DiTurnOnDiFlags(*m_pDevice, DI_NODI_DEFAULTACTION);
SP_PROPCHANGE_PARAMS pcp;
pcp.ClassInstallHeader.cbSize = sizeof(SP_CLASSINSTALL_HEADER);
pcp.ClassInstallHeader.InstallFunction = DIF_PROPERTYCHANGE;
//
// specific enabling/disabling
//
pcp.Scope = DICS_FLAG_CONFIGSPECIFIC;
CHwProfile* phwpf;
if (m_pHwProfileList->GetCurrentHwProfile(&phwpf))
{
pcp.StateChange = DICS_DISABLE;
if (DEVICE_ENABLE == m_SelectedDeviceUsage) {
pcp.StateChange = DICS_ENABLE;
}
pcp.HwProfile = phwpf->GetHwProfile();
m_pDevice->m_pMachine->DiSetClassInstallParams(*m_pDevice,
&pcp.ClassInstallHeader,
sizeof(pcp)
);
m_pDevice->m_pMachine->DiCallClassInstaller(DIF_PROPERTYCHANGE, *m_pDevice);
Canceled = (ERROR_CANCELLED == GetLastError());
}
//
// class installer has not objection of our enabling/disabling,
// do real enabling/disabling.
//
if (!Canceled)
{
if (m_pHwProfileList->GetCurrentHwProfile(&phwpf))
{
if (DEVICE_ENABLE == m_SelectedDeviceUsage)
{
//
// we are enabling the device,
// do a specific enabling then a globally enabling.
// the globally enabling will start the device
// The implementation here is different from
// Win9x which does a global enabling, a config
// specific enabling and then a start.
//
pcp.Scope = DICS_FLAG_CONFIGSPECIFIC;
pcp.HwProfile = phwpf->GetHwProfile();
m_pDevice->m_pMachine->DiSetClassInstallParams(*m_pDevice,
&pcp.ClassInstallHeader,
sizeof(pcp)
);
m_pDevice->m_pMachine->DiChangeState(*m_pDevice);
//
// this call will start the device is it not started.
//
pcp.Scope = DICS_FLAG_GLOBAL;
m_pDevice->m_pMachine->DiSetClassInstallParams(*m_pDevice,
&pcp.ClassInstallHeader,
sizeof(pcp)
);
m_pDevice->m_pMachine->DiChangeState(*m_pDevice);
}
else
{
//
// Do either a global disable or a configspecific disable
//
if (DEVICE_DISABLE == m_SelectedDeviceUsage) {
pcp.Scope = DICS_FLAG_CONFIGSPECIFIC;
} else {
pcp.Scope = DICS_FLAG_GLOBAL;
}
pcp.StateChange = DICS_DISABLE;
pcp.HwProfile = phwpf->GetHwProfile();
m_pDevice->m_pMachine->DiSetClassInstallParams(*m_pDevice,
&pcp.ClassInstallHeader,
sizeof(pcp)
);
m_pDevice->m_pMachine->DiChangeState(*m_pDevice);
}
}
// signal that the property of the device is changed.
m_pDevice->m_pMachine->DiTurnOnDiFlags(*m_pDevice, DI_PROPERTIES_CHANGE);
m_RestartFlags |= (m_pDevice->m_pMachine->DiGetFlags(*m_pDevice)) & (DI_NEEDRESTART | DI_NEEDREBOOT);
}
// remove class install parameters, this also reset
// DI_CLASSINATLLPARAMS
m_pDevice->m_pMachine->DiSetClassInstallParams(*m_pDevice, NULL, 0);
m_pDevice->m_pMachine->DiTurnOffDiFlags(*m_pDevice, DI_NODI_DEFAULTACTION);
}
BOOL
CDeviceGeneralPage::OnLastChanceApply()
{
//
// The last chance apply message is sent in reverse order page n to page 0.
//
// Since we are the first page in the set of property sheets we can gaurentee
// that the last PSN_LASTCHANCEAPPLY message will be the last message for all
// the pages.
//
// The property sheet is going away, consolidate the changes on the device. We
// do this during the PSN_LASTCHANCEAPPLY message so that the property sheet is
// still displayed while we do the DIF_PROPERTYCHANGE. There are some cases where
// the DIF_PROPERTYCHANGE can take quite a long time so we want the property sheet
// to still be shown while this is happening. If we do this during the DestroyCallback
// the property sheet UI has already been torn down and so the user won't realize
// we are still saving the changes.
//
try
{
ASSERT(m_pDevice);
if (m_pDevice->m_pMachine->DiGetExFlags(*m_pDevice) & DI_FLAGSEX_PROPCHANGE_PENDING)
{
DWORD Status = 0, Problem = 0;
//
// If the device has the DN_WILL_BE_REMOVED flag set and the user is
// attempting to change settings on the driver then we will prompt them for a
// reboot and include text in the prompt that explains this device
// is in the process of being removed.
//
if (m_pDevice->GetStatus(&Status, &Problem) &&
(Status & DN_WILL_BE_REMOVED)) {
PromptForRestart(m_hDlg, DI_NEEDRESTART, IDS_WILL_BE_REMOVED_NO_CHANGE_SETTINGS);
} else {
//
// property change pending, issue a DICS_PROPERTYCHANGE to the
// class installer. A DICS_PROPCHANGE would basically stop the
// device and restart it. If each property page issues
// its own DICS_PROPCHANGE command, the device would
// be stopped/started several times even though one is enough.
// A property page sets DI_FLAGEX_PROPCHANGE_PENDING when it needs
// a DICS_PROPCHANGE command to be issued.
//
SP_PROPCHANGE_PARAMS pcp;
pcp.ClassInstallHeader.cbSize = sizeof(SP_CLASSINSTALL_HEADER);
pcp.ClassInstallHeader.InstallFunction = DIF_PROPERTYCHANGE;
HCURSOR hCursorOld = SetCursor(LoadCursor(NULL, IDC_WAIT));
pcp.Scope = DICS_FLAG_GLOBAL;
pcp.StateChange = DICS_PROPCHANGE;
m_pDevice->m_pMachine->DiSetClassInstallParams(*m_pDevice,
&pcp.ClassInstallHeader,
sizeof(pcp)
);
m_pDevice->m_pMachine->DiCallClassInstaller(DIF_PROPERTYCHANGE, *m_pDevice);
m_pDevice->m_pMachine->DiTurnOnDiFlags(*m_pDevice, DI_PROPERTIES_CHANGE);
m_pDevice->m_pMachine->DiTurnOffDiExFlags(*m_pDevice, DI_FLAGSEX_PROPCHANGE_PENDING);
if (hCursorOld) {
SetCursor(hCursorOld);
}
}
}
}
catch(CMemoryException* e)
{
e->Delete();
MsgBoxParam(m_hDlg, 0, 0, 0);
}
return FALSE;
}
UINT
CDeviceGeneralPage::DestroyCallback()
{
//
// We do this because this is the page we are sure will be created --
// this page is ALWAYS the first page.
//
ASSERT(m_pDevice);
m_RestartFlags |= m_pDevice->m_pMachine->DiGetFlags(*m_pDevice);
if (m_RestartFlags & (DI_NEEDRESTART | DI_NEEDREBOOT))
{
//
// Do not use our window handle(or its parent) as the parent
// to the newly create dialog because they are in "detroyed state".
// WM_CLOSE does not help either.
// NULL window handle(Desktop) should be okay here.
//
// We only want to prompt for a restart if device manager is connected
// to the local machine.
//
if (m_pDevice->m_pMachine->IsLocal())
{
if (PromptForRestart(NULL, m_RestartFlags) == IDNO) {
if (m_pDevice->m_pMachine->m_ParentMachine) {
m_pDevice->m_pMachine->m_ParentMachine->ScheduleRefresh();
} else {
m_pDevice->m_pMachine->ScheduleRefresh();
}
}
}
}
// notify CPropSheetData that the property sheet is going away
m_pDevice->m_psd.PageDestroyNotify(m_hDlg);
if (m_RestartFlags & DI_PROPERTIES_CHANGE)
{
// Device properties changed. We need to refresh the machine.
// Since we are running in a separate thread, we can not
// call the refresh function, instead, we schedule it.
// This should be done before enabling the refresh
m_pDevice->m_pMachine->ScheduleRefresh();
}
//
// Detach this property page from the CMachine so that the CMachine can be
// destroyed now if it needs to be.
//
m_pDevice->m_pMachine->DetachPropertySheet(m_hDlg);
ASSERT(!::IsWindow(m_hwndLocationTip));
//
// Destory the CMachine.
//
CMachine* pMachine;
pMachine = m_pDevice->m_pMachine;
if (pMachine->ShouldPropertySheetDestroy()) {
delete pMachine;
}
return CPropSheetPage::DestroyCallback();
}
void
CDeviceGeneralPage::UpdateControls(
LPARAM lParam
)
{
if (lParam)
m_pDevice = (CDevice*)lParam;
m_RestartFlags = 0;
try
{
//
// Calling PropertyChanged() will update the display name for the device. We need
// to do this in case a 3rd party property sheet did something that could change
// the device's display name.
//
m_pDevice->PropertyChanged();
SetDlgItemText(m_hDlg, IDC_DEVGEN_DESC, m_pDevice->GetDisplayName());
TCHAR TempString[512];
String str;
m_pDevice->GetMFGString(str);
SetDlgItemText(m_hDlg, IDC_DEVGEN_MFG, str);
SetDlgItemText(m_hDlg, IDC_DEVGEN_TYPE, m_pDevice->GetClassDisplayName());
HICON hIconNew;
hIconNew = m_pDevice->LoadClassIcon();
if (hIconNew)
{
HICON hIconOld;
m_IDCicon = IDC_DEVGEN_ICON; // Save for cleanup in OnDestroy.
hIconOld = (HICON)SendDlgItemMessage(m_hDlg, IDC_DEVGEN_ICON,
STM_SETICON, (WPARAM)hIconNew,
0);
if (hIconOld)
DestroyIcon(hIconOld);
}
//
// get the device location information
//
if (::GetLocationInformation(m_pDevice->GetDevNode(),
TempString,
ARRAYLEN(TempString),
m_pDevice->m_pMachine->GetHMachine()) != CR_SUCCESS)
{
// if the devnode does not have location information,
// use the word "unknown"
LoadString(g_hInstance, IDS_UNKNOWN, TempString, ARRAYLEN(TempString));
}
SetDlgItemText(m_hDlg, IDC_DEVGEN_LOCATION, TempString);
AddToolTips(m_hDlg, IDC_DEVGEN_LOCATION, TempString, &m_hwndLocationTip);
ShowWindow(GetControl(IDC_DEVGEN_TROUBLESHOOTING), SW_HIDE);
DWORD Problem, Status;
if (m_pDevice->GetStatus(&Status, &Problem) || m_pDevice->IsPhantom())
{
//
// if the device is a phantom device, use the CM_PROB_PHANTOM
//
if (m_pDevice->IsPhantom())
{
Problem = CM_PROB_PHANTOM;
Status = DN_HAS_PROBLEM;
}
//
// if the device is not started and no problem is assigned to it
// fake the problem number to be failed start.
//
if (!(Status & DN_STARTED) && !Problem && m_pDevice->IsRAW())
{
Problem = CM_PROB_FAILED_START;
}
//
// if a device has a private problem then give it special text telling
// the user to contact the manufacturer of this driver.
//
if (Status & DN_PRIVATE_PROBLEM)
{
str.LoadString(g_hInstance, IDS_SPECIALPROB_PRIVATEPROB);
}
//
// if a device is not started and still does not have a problem
// then give it special problem text saying that this device
// does not have a driver.
//
else if (!(Status & DN_STARTED) && !(Status & DN_HAS_PROBLEM))
{
if (::GetSystemMetrics(SM_CLEANBOOT) == 0) {
str.LoadString(g_hInstance, IDS_SPECIALPROB_NODRIVERS);
} else {
str.LoadString(g_hInstance, IDS_SPECIALPROB_SAFEMODE);
}
}
//
// Display normal problem text
//
else
{
UINT len = GetDeviceProblemText((HMACHINE)(*m_pDevice->m_pMachine),
m_pDevice->GetDevNode(), Problem, TempString, ARRAYLEN(TempString));
if (len)
{
if (len < ARRAYLEN(TempString))
{
SetDlgItemText(m_hDlg, IDC_DEVGEN_STATUS, TempString);
str = TempString;
}
else
{
BufferPtr<TCHAR> TextPtr(len + 1);
GetDeviceProblemText((HMACHINE)(*m_pDevice->m_pMachine),
m_pDevice->GetDevNode(), Problem, TextPtr, len + 1);
str = (LPTSTR)TextPtr;
}
}
else
{
str.LoadString(g_hInstance, IDS_PROB_UNKNOWN);
}
}
//
// Add the 'related driver blocked' text if the device has the devnode
// flag DN_DRIVER_BLOCKED set and it does not have the problem
// CM_PROB_DRIVER_BLOCKED.
//
if ((Status & DN_DRIVER_BLOCKED) &&
(Problem != CM_PROB_DRIVER_BLOCKED)) {
LoadString(g_hInstance, IDS_DRIVER_BLOCKED, TempString, ARRAYLEN(TempString));
str += TempString;
}
//
// Add the 'will be removed' text if the device is going to be removed
// on the next restart.
//
if (Status & DN_WILL_BE_REMOVED) {
LoadString(g_hInstance, IDS_WILL_BE_REMOVED, TempString, ARRAYLEN(TempString));
str += TempString;
}
//
// Add the restart text if the device needs to be restarted
//
if (Status & DN_NEED_RESTART) {
LoadString(g_hInstance, IDS_NEED_RESTART, TempString, ARRAYLEN(TempString));
str += TempString;
m_RestartFlags |= DI_NEEDRESTART;
}
//
// Create the problem agent and update the control text
//
if (!(Status & DN_PRIVATE_PROBLEM))
{
if (m_pProblemAgent) {
delete m_pProblemAgent;
}
m_pProblemAgent = new CProblemAgent(m_pDevice, Problem, FALSE);
DWORD Len;
Len = m_pProblemAgent->InstructionText(TempString, ARRAYLEN(TempString));
if (Len)
{
str += TempString;
}
Len = m_pProblemAgent->FixitText(TempString, ARRAYLEN(TempString));
if (Len)
{
::ShowWindow(GetControl(IDC_DEVGEN_TROUBLESHOOTING), SW_SHOW);
SetDlgItemText(m_hDlg, IDC_DEVGEN_TROUBLESHOOTING, TempString);
}
}
}
else
{
TRACE((TEXT("%s has not status, devnode =%lx, cr = %lx\n"),
m_pDevice->GetDisplayName(), m_pDevice->GetDevNode(),
m_pDevice->m_pMachine->GetLastCR()));
str.LoadString(g_hInstance, IDS_PROB_UNKNOWN);
::ShowWindow(GetControl(IDC_DEVGEN_TROUBLESHOOTING), SW_HIDE);
}
SetDlgItemText(m_hDlg, IDC_DEVGEN_STATUS, str);
HWND hWnd = GetControl(IDC_DEVGEN_PROFILELIST);
if (m_pDevice->NoChangeUsage() ||
!m_pDevice->IsDisableable() ||
(CM_PROB_HARDWARE_DISABLED == Problem))
{
// the device disallows any changes on hw profile.
// disable all profile related controls.
::EnableWindow(GetControl(IDC_DEVGEN_PROFILELIST), FALSE);
::EnableWindow(GetControl(IDC_DEVGEN_USAGETEXT), FALSE);
}
else
{
HWND hwndCB = GetControl(IDC_DEVGEN_PROFILELIST);
DWORD ConfigFlags;
if (!m_pDevice->GetConfigFlags(&ConfigFlags)) {
ConfigFlags = 0;
}
//
// only want the disabled bit
//
ConfigFlags &= CONFIGFLAG_DISABLED;
//
// rebuild the profile list.
//
if (m_pHwProfileList) {
delete m_pHwProfileList;
}
m_pHwProfileList = new CHwProfileList();
if (m_pHwProfileList->Create(m_pDevice, ConfigFlags))
{
ComboBox_ResetContent(hwndCB);
//
// Get the current device usage
//
if (m_pDevice->IsStateDisabled()) {
if ((m_pHwProfileList->GetCount() > 1) && ConfigFlags) {
m_CurrentDeviceUsage = DEVICE_DISABLE_GLOBAL;
} else {
m_CurrentDeviceUsage = DEVICE_DISABLE;
}
} else {
m_CurrentDeviceUsage = DEVICE_ENABLE;
}
//
// Always add the Enable item
//
String Enable;
Enable.LoadString(g_hInstance, IDS_ENABLE_CURRENT);
ComboBox_AddString(hwndCB, Enable);
//
// Add the disable items. There will either be one disable
// item if there is only one hardware profile or two if there
// are more than one hardware profile.
//
if (m_pHwProfileList->GetCount() > 1) {
String DisableInCurrent;
DisableInCurrent.LoadString(g_hInstance, IDS_DISABLE_IN_PROFILE);
ComboBox_AddString(hwndCB, DisableInCurrent);
String DisableGlobal;
DisableGlobal.LoadString(g_hInstance, IDS_DISABLE_GLOBAL);
ComboBox_AddString(hwndCB, DisableGlobal);
} else {
String Disable;
Disable.LoadString(g_hInstance, IDS_DISABLE_CURRENT);
ComboBox_AddString(hwndCB, Disable);
}
ComboBox_SetCurSel(hwndCB, m_CurrentDeviceUsage);
}
}
//
// If this is a remote computer or the user does not have SE_LOAD_DRIVER_NAME
// privileges then disable the enable/disable drop down list along with the
// TroubleShooter button.
//
if (!m_pDevice->m_pMachine->IsLocal() ||
!g_HasLoadDriverNamePrivilege)
{
::EnableWindow(GetControl(IDC_DEVGEN_PROFILELIST), FALSE);
::EnableWindow(GetControl(IDC_DEVGEN_TROUBLESHOOTING), FALSE);
}
//
// Check if we need to autolauch the troubleshooter
//
if (m_pDevice->m_pMachine->IsLocal() &&
g_HasLoadDriverNamePrivilege &&
m_pDevice->m_bLaunchTroubleShooter) {
m_pDevice->m_bLaunchTroubleShooter = FALSE;
::PostMessage(m_hDlg, WM_COMMAND, MAKELONG(IDC_DEVGEN_TROUBLESHOOTING, BN_CLICKED, ), 0);
}
}
catch (CMemoryException* e)
{
e->Delete();
MsgBoxParam(m_hDlg, 0, 0, 0);
}
}
BOOL
CDeviceGeneralPage::OnQuerySiblings(
WPARAM wParam,
LPARAM lParam
)
{
DMQUERYSIBLINGCODE Code = (DMQUERYSIBLINGCODE)wParam;
if (QSC_TO_FOREGROUND == Code)
{
HWND hwndSheet;
hwndSheet = m_pDevice->m_psd.GetWindowHandle();
if (GetForegroundWindow() != hwndSheet)
{
SetForegroundWindow(hwndSheet);
}
SetWindowLongPtr(m_hDlg, DWLP_MSGRESULT, 1);
return TRUE;
}
return CPropSheetPage::OnQuerySiblings(wParam, lParam);
}
BOOL
CDeviceGeneralPage::OnCommand(
WPARAM wParam,
LPARAM lParam
)
{
if (BN_CLICKED == HIWORD(wParam) &&
IDC_DEVGEN_TROUBLESHOOTING == LOWORD(wParam)) {
BOOL fChanged = FALSE;
if (m_pProblemAgent) {
fChanged = m_pProblemAgent->FixIt(GetParent(m_hDlg));
}
if (fChanged) {
m_pDevice->PropertyChanged();
m_pDevice->GetClass()->PropertyChanged();
m_pDevice->m_pMachine->DiTurnOnDiFlags(*m_pDevice, DI_PROPERTIES_CHANGE);
UpdateControls();
PropSheet_SetTitle(GetParent(m_hDlg), PSH_PROPTITLE, m_pDevice->GetDisplayName());
PropSheet_CancelToClose(GetParent(m_hDlg));
//
// ISSUE: JasonC 2/7/2000
//
// A refresh on m_pDevice->m_pMachine is necessary here.
// Since we are running on a different thread and each
// property page may have cached the HDEVINFO and the
// SP_DEVINFO_DATA, refresh on the CMachine object can not
// be done here. The problem is worsen by the fact that
// user can go back to the device tree and work on the tree
// while this property sheet is still up.
// It would be nice if MMC would support modal dialog boxes.
//
}
}
return FALSE;
}
BOOL
CDeviceGeneralPage::OnHelp(
LPHELPINFO pHelpInfo
)
{
WinHelp((HWND)pHelpInfo->hItemHandle, DEVMGR_HELP_FILE_NAME, HELP_WM_HELP,
(ULONG_PTR)g_a103HelpIDs);
return FALSE;
}
BOOL
CDeviceGeneralPage::OnContextMenu(
HWND hWnd,
WORD xPos,
WORD yPos
)
{
WinHelp(hWnd, DEVMGR_HELP_FILE_NAME, HELP_CONTEXTMENU,
(ULONG_PTR)g_a103HelpIDs);
return FALSE;
}