windows-nt/Source/XPSP1/NT/shell/osshell/snapins/devmgr/snapin/clsgenpg.cpp
2020-09-26 16:20:57 +08:00

205 lines
5.6 KiB
C++

/*++
Copyright (C) 1997-1999 Microsoft Corporation
Module Name:
clsgenpg.cpp
Abstract:
This module implements CClassGeneralPage -- class general property page
Author:
William Hsieh (williamh) created
Revision History:
--*/
// clsgenpg.cpp : implementation file
//
#include "devmgr.h"
#include "clsgenpg.h"
// help topic ids
const DWORD g_a108HelpIDs[]=
{
IDC_CLSGEN_DESC, IDH_DISABLEHELP,
IDC_CLSGEN_ICON, IDH_DISABLEHELP,
IDC_CLSGEN_NAME, IDH_DISABLEHELP,
0, 0,
};
BOOL
CClassGeneralPage::OnInitDialog(
LPPROPSHEETPAGE ppsp
)
{
// notify CPropSheetData about the page creation
// the controls will be initialize in UpdateControls virtual function.
m_pClass->m_psd.PageCreateNotify(m_hDlg);
return CPropSheetPage::OnInitDialog(ppsp);
}
UINT
CClassGeneralPage::DestroyCallback()
{
// the property sheet is going away, consolidate the changes on the
// device.
// We do this because this is the page we are sure will be created --
// this page is ALWAYS the first page.
//
// The DevInfoList returned from GetDevInfoList() function
// is maintained by the class object during its lifetime.
// we must NOT release the object.
CDevInfoList* pClassDevInfo = m_pClass->GetDevInfoList();
if (pClassDevInfo)
{
if (pClassDevInfo->DiGetExFlags(NULL) & DI_FLAGSEX_PROPCHANGE_PENDING)
{
//
// property change pending, issue a DICS_PROPERTYCHANGE to the
// class installer. A DICS_PROPCHANGE would basically remove the
// device subtree and reenumerate it. If each property page issues
// its own DICS_PROPCHANGE command, the device subtree would
// be removed/reenumerate 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;
pcp.Scope = DICS_FLAG_GLOBAL;
pcp.StateChange = DICS_PROPCHANGE;
pClassDevInfo->DiSetClassInstallParams(NULL,
&pcp.ClassInstallHeader,
sizeof(pcp)
);
pClassDevInfo->DiCallClassInstaller(DIF_PROPERTYCHANGE, NULL);
pClassDevInfo->DiTurnOnDiFlags(NULL, DI_PROPERTIES_CHANGE);
pClassDevInfo->DiTurnOffDiExFlags(NULL, DI_FLAGSEX_PROPCHANGE_PENDING);
}
DWORD RestartFlags = pClassDevInfo->DiGetFlags();
//
// 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 reboot if device manager is connected
// to the local machine.
//
if (RestartFlags && m_pClass->m_pMachine->IsLocal())
{
if (PromptForRestart(NULL, RestartFlags) == IDNO) {
if (m_pClass->m_pMachine->m_ParentMachine) {
m_pClass->m_pMachine->m_ParentMachine->ScheduleRefresh();
} else {
m_pClass->m_pMachine->ScheduleRefresh();
}
}
}
// notify CPropSheetData that the property sheet is going away
m_pClass->m_psd.PageDestroyNotify(m_hDlg);
if (RestartFlags & DI_PROPERTIES_CHANGE)
{
// Class 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 must be done before enabling refresh.
//
m_pClass->m_pMachine->ScheduleRefresh();
}
}
//
// Destory the CMachine.
//
CMachine* pMachine;
pMachine = m_pClass->m_pMachine;
if (pMachine->ShouldPropertySheetDestroy()) {
delete pMachine;
}
return CPropSheetPage::DestroyCallback();
}
void
CClassGeneralPage::UpdateControls(
LPARAM lParam
)
{
if (lParam)
m_pClass = (CClass*)lParam;
HICON hClassIcon = m_pClass->LoadIcon();
if (hClassIcon)
{
HICON hIconOld;
m_IDCicon = IDC_CLSGEN_ICON; // Save for cleanup in OnDestroy.
hIconOld = (HICON)SendDlgItemMessage(m_hDlg, IDC_CLSGEN_ICON, STM_SETICON,
(WPARAM)hClassIcon,
0
);
if (NULL != hIconOld)
DestroyIcon(hIconOld);
}
SetDlgItemText(m_hDlg, IDC_CLSGEN_NAME, m_pClass->GetDisplayName());
}
HPROPSHEETPAGE
CClassGeneralPage::Create(
CClass* pClass
)
{
m_pClass = pClass;
m_psp.lParam = (LPARAM) this;
return CreatePage();
}
BOOL
CClassGeneralPage::OnHelp(
LPHELPINFO pHelpInfo
)
{
WinHelp((HWND)pHelpInfo->hItemHandle, DEVMGR_HELP_FILE_NAME, HELP_WM_HELP,
(ULONG_PTR)g_a108HelpIDs);
return FALSE;
}
BOOL
CClassGeneralPage::OnContextMenu(
HWND hWnd,
WORD xPos,
WORD yPos
)
{
WinHelp(hWnd, DEVMGR_HELP_FILE_NAME, HELP_CONTEXTMENU,
(ULONG_PTR)g_a108HelpIDs);
return FALSE;
}