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windows-nt/Source/XPSP1/NT/enduser/troubleshoot/msinfo/compdata.cpp

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2020-09-26 03:20:57 -05:00
/* CompData.cpp : Implementation of the ComponentData (namespace items) for
* the MSInfo Snapin.
*
* Copyright (c) 1998-1999 Microsoft Corporation
*
* History: a-jsari 8/27/97 Initial version
*/
#include "StdAfx.h"
#include <Commdlg.h>
#include <iostream.h>
#include <atlbase.h>
#include <htmlhelp.h>
#ifndef IDB_16x16
#include "Resource.h"
#endif // IDB_16x16
#include "resrc1.h"
#include "DataObj.h"
#include "CompData.h"
#include "DataSrc.h"
#include "SysInfo.h"
#include "ViewObj.h"
#include "Dialogs.h"
#include "chooser.h"
static LPCTSTR cszViewKey = _T("Software\\Microsoft\\MSInfo");
static LPCTSTR cszViewValue = _T("View");
static LPCTSTR cszBasicValue = _T("basic");
static LPCTSTR cszAdvancedValue = _T("advanced");
/*
* CSystemInfoScope - Trivial constructor. Make sure all of our
* essential pointers start NULL.
*
* History: a-jsari 8/27/97 Initial version
*/
CSystemInfoScope::CSystemInfoScope()
:m_pScope(NULL),
m_pConsole(NULL),
m_pSource(NULL),
m_bIsDirty(FALSE),
m_bInitializedCD(FALSE),
m_fViewUninitialized(FALSE),
m_prdSave(NULL),
m_prdOpen(NULL),
m_prdReport(NULL),
m_pthdFind(NULL),
m_BasicFlags(0L),
m_AdvancedFlags(MF_CHECKED),
m_pwConsole(NULL),
m_pmapCategories(NULL),
m_pstrMachineName(new CString),
m_pstrOverrideName(new CString),
m_pstrCategory(NULL),
m_RootCookie(0),
m_fSelectCategory(FALSE),
m_pSetSourceSource(NULL),
m_fSetSourcePreLaunch(FALSE),
m_pViewCABTool(NULL),
m_pSaveUnknown(NULL),
m_fInternalDelete(FALSE),
m_pLastSystemInfo(NULL)
{
#ifdef _DEBUG
m_bDestroyedCD = true;
#endif // _DEBUG
}
/*
* ~CSystemInfoScope - Never called. Don't use.
*
* History: a-jsari 8/27/97 Initial version
*/
CSystemInfoScope::~CSystemInfoScope()
{
#ifdef _DEBUG
if (m_bInitializedCD)
ASSERT(m_pScope == NULL);
ASSERT(m_pConsole == NULL);
ASSERT(m_bDestroyedCD);
#endif
}
/*
* InitializeDialogs - Pre-create our Dialog pointers to speed their loading when
* they are needed.
*
* History: a-jsari 11/28/97 Moved from Initialize
*/
inline HRESULT CSystemInfoScope::InitializeDialogs()
{
HWND hWindow;
ASSERT(m_pConsole != NULL);
HRESULT hr = m_pConsole->GetMainWindow(&hWindow);
ASSERT(hr == S_OK);
if (FAILED(hr))
return hr;
ASSERT(m_prdReport == NULL);
m_prdReport = new CMSInfoReportDialog(hWindow);
ASSERT(m_prdReport != NULL);
if (m_prdReport == NULL) ::AfxThrowMemoryException();
m_prdSave = new CMSInfoSaveDialog(hWindow);
ASSERT(m_prdSave != NULL);
if (m_prdSave == NULL) ::AfxThrowMemoryException();
m_prdOpen = new CMSInfoOpenDialog(hWindow);
ASSERT(m_prdOpen != NULL);
if (m_prdOpen == NULL) ::AfxThrowMemoryException();
return hr;
}
/*
* FindWindowProc - The window proc for the hidden window that will allow us to
* call find from the Find Dialog Thread.
*
* History: a-jsari 2/6/98 Initial version
*/
static LRESULT CALLBACK FindWindowProc(HWND, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
// ASSERT(uMsg == CFindDialog::WM_MSINFO_FIND);
// Only process our specific message.
if (uMsg == CFindDialog::WM_MSINFO_FIND)
reinterpret_cast<CSystemInfoScope *>(wParam)->ExecuteFind((long)lParam);
return 1;
}
/*
* InitializeInternal - Because MMC never calls our destructor, we are leaking
* memory in our member classes. To fix this, allocate them on the heap
* and delete them in our Destroy method.
*
* History: a-jsari 12/30/97 Initial version
*/
inline HRESULT CSystemInfoScope::InitializeInternal()
{
AFX_MANAGE_STATE(::AfxGetStaticModuleState());
m_pmapCategories = new CScopeItemMap;
ASSERT(m_pmapCategories != NULL);
if (m_pmapCategories == NULL) ::AfxThrowMemoryException();
CString strClassName;
CString strWindowName;
HWND hwndParent;
CREATESTRUCT csFind;
VERIFY(strClassName.LoadString(IDS_FINDCLASS));
VERIFY(strWindowName.LoadString(IDS_FINDWINDOWNAME));
WNDCLASSEX wceFind;
::memset(&wceFind, 0, sizeof(wceFind));
wceFind.cbSize = sizeof(wceFind);
wceFind.style = CS_CLASSDC;
wceFind.lpfnWndProc = FindWindowProc;
wceFind.hInstance = ::AfxGetInstanceHandle();
wceFind.lpszClassName = (LPCTSTR)strClassName;
::RegisterClassEx(&wceFind);
pConsole()->GetMainWindow(&hwndParent);
m_hwndFind = ::CreateWindow(strClassName, strWindowName, WS_CHILD,
0, 0, 0, 0, hwndParent, NULL, wceFind.hInstance, &csFind);
ASSERT(m_hwndFind != NULL);
return S_OK;
}
/*
* SkipSpaces - Advance the pointer passed in beyond all spaces.
*
* History: a-jsari 11/28/97 Initial version
*/
inline void SkipSpaces(LPTSTR &pszString)
{
while (_istspace(*pszString)) ++pszString;
}
/*
* GetValue - Save the value (of the form '= Value' out of pszString into
* szValue.
*
* History: a-jsari 11/28/97 Initial version
*/
static inline BOOL GetValue(LPTSTR &pszString, LPTSTR szValue)
{
SkipSpaces(pszString);
//if (*pszString++ != (TCHAR)'=')
// return FALSE;
if (*pszString == (TCHAR)'=')
pszString++;
SkipSpaces(pszString);
if (*pszString == (TCHAR)'"') {
++pszString;
do {
*szValue = *pszString;
if (*szValue++ == 0)
return FALSE;
} while ((*pszString++ != '"'));
*--szValue = (TCHAR)0;
} else {
do {
*szValue++ = *pszString;
if (*pszString == 0)
return TRUE;
} while (!::_istspace(*pszString++));
*--szValue = (TCHAR)0;
}
return TRUE;
}
/*
* DisplayHelp - Show the help information for MSInfo
*
* History: a-jsari 11/28/97 Initial version
*/
static inline void DisplayHelp(LPTSTR /* szHelp */)
{
AFX_MANAGE_STATE(::AfxGetStaticModuleState());
CString strHelpFile;
VERIFY(strHelpFile.LoadString(IDS_HELPFILE));
::HtmlHelp(/* HWND */ NULL, strHelpFile, HH_DISPLAY_TOPIC, 0);
}
/*
* ProcessCommandLine - Grab all of the essential values out of our command
* line.
*
* History: a-jsari 11/28/97 Initial version
*/
HRESULT CSystemInfoScope::ProcessCommandLine()
{
const int VALUE_SIZE = 256;
LPTSTR szCommands = ::GetCommandLine();
LPTSTR pszCurrent = szCommands;
TCHAR szValueBuffer[VALUE_SIZE];
int iFirst;
if (pszCurrent == NULL) return E_FAIL;
while (TRUE) {
iFirst = _tcscspn(pszCurrent, _T(" \t"));
// If our match is \0, we have reached the end of the string.
if (pszCurrent[iFirst] == (TCHAR)'\0') break;
pszCurrent += iFirst;
++pszCurrent;
SkipSpaces(pszCurrent);
// Not a command line switch, check the next parameter.
if (!(*pszCurrent == (TCHAR)'/' || *pszCurrent == (TCHAR)'-'))
continue;
else
++pszCurrent;
// We are processing the computer flag.
if (_tcsnicmp(pszCurrent, _T("computer"), 8) == 0)
{
pszCurrent += 8;
if (GetValue(pszCurrent, szValueBuffer) == TRUE)
m_strDeferredMachine = szValueBuffer;
}
// After this point, all flags are msinfo specific.
if (_tcsnicmp(pszCurrent, _T("msinfo"), 6) != 0) continue;
pszCurrent += 6; // pszCurrent += strlen("msinfo");
if (*pszCurrent == (TCHAR)'?'
|| _tcsnicmp(pszCurrent, _T("_help"), 5) == 0) {
LPTSTR pszValue;
if (GetValue(pszCurrent, szValueBuffer) == TRUE) {
pszValue = szValueBuffer;
} else {
// No value for help switch, back up to the previous space, unless we're
// at the end of the string.
if (*pszCurrent != 0)
do --pszCurrent; while (!::_istspace(*pszCurrent));
pszValue = NULL;
}
DisplayHelp(pszValue);
continue;
}
if (_tcsnicmp(pszCurrent, _T("_category"), 9) == 0) {
pszCurrent += 9;
if (GetValue(pszCurrent, szValueBuffer) == TRUE) {
// -1 parameter means select no result pane item.
m_pstrCategory = new CString(szValueBuffer);
// SelectItem(szValueBuffer, -1);
}
continue;
}
if (_tcsnicmp(pszCurrent, _T("_file"), 5) == 0)
{
pszCurrent += 5;
if (GetValue(pszCurrent, szValueBuffer) == TRUE)
m_strDeferredLoad = szValueBuffer;
continue;
}
if (_tcsnicmp(pszCurrent, _T("_showcategories"), 15) == 0)
{
pszCurrent += 15;
if (GetValue(pszCurrent, szValueBuffer) == TRUE)
m_strDeferredCategories = szValueBuffer;
continue;
}
}
return S_OK;
}
/*
* Initialize - Called from MMC; we Initialize all of our relevant pointers
* using QueryInterface and set the IConsole ImageList.
*
* History: a-jsari 8/27/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::Initialize(LPUNKNOWN pUnknown)
{
ASSERT(pUnknown != NULL);
TRACE(_T("CSystemInfoScope::Initialize\n"));
HRESULT hr;
do {
AFX_MANAGE_STATE(AfxGetStaticModuleState());
// MMC should only call ::Initialize once!
ASSERT(m_pScope == NULL);
hr = pUnknown->QueryInterface(IID_IConsoleNameSpace, reinterpret_cast<void **>(&m_pScope));
ASSERT(hr == S_OK);
if (FAILED(hr))
break;
ASSERT(m_pConsole == NULL);
hr = pUnknown->QueryInterface(IID_IConsole, reinterpret_cast<void **>(&m_pConsole));
ASSERT(hr == S_OK);
if (FAILED(hr))
break;
if (m_pSaveUnknown == NULL) // check this out, reversed
{
// We are reinitializing, so don't do the image list code again.
::CBitmap bmp16x16;
::CBitmap bmp32x32;
LPIMAGELIST lpScopeImage;
hr = m_pConsole->QueryScopeImageList(&lpScopeImage);
ASSERT(hr == S_OK);
if (FAILED(hr))
break;
VERIFY(bmp16x16.LoadBitmap(IDB_16x16));
VERIFY(bmp32x32.LoadBitmap(IDB_32x32));
hr = lpScopeImage->ImageListSetStrip(
reinterpret_cast<LONG_PTR *>(static_cast<HBITMAP>(bmp16x16)),
reinterpret_cast<LONG_PTR *>(static_cast<HBITMAP>(bmp32x32)),
0, RGB(255,0,255));
(void)lpScopeImage->Release();
ASSERT(hr == S_OK);
if (FAILED(hr))
break;
// This is also a fine place to add the log entry for starting MSInfo,
// so it won't be repeated when we reinitialize.
if (msiLog.IsLogging())
msiLog.WriteLog(CMSInfoLog::BASIC, _T("START MSInfo\r\n"));
}
hr = InitializeDialogs();
if (FAILED(hr)) break;
hr = InitializeInternal();
if (FAILED(hr)) break;
hr = ProcessCommandLine();
} while (FALSE);
if (FAILED(hr)) {
SAFE_RELEASE(m_pScope);
SAFE_RELEASE(m_pConsole);
}
else {
m_bInitializedCD = true;
}
#ifdef _DEBUG
m_bDestroyedCD = false;
#endif
// Note that MMC does not permit us to fail return from Initialize,
// so we always return S_OK, whether or not our Initialization is
// successful.
return S_OK;
}
/*
* InitializeView - Read the current user's view information from the registry
*
* History: a-jsari 12/3/97 Initial version.
*/
HRESULT CSystemInfoScope::InitializeView()
{
CRegKey crkView;
long lResult;
TCHAR szBuffer[1024];
DWORD dwSize;
lResult = crkView.Open(HKEY_CURRENT_USER, cszViewKey);
if (lResult == ERROR_SUCCESS) {
dwSize = sizeof(szBuffer);
lResult = crkView.QueryValue(szBuffer, cszViewValue, &dwSize);
}
if (lResult != ERROR_SUCCESS)
// Default to basic view.
SetView(BASIC, TRUE);
else {
if (::_tcscmp(szBuffer, cszBasicValue) == 0)
SetView(BASIC, FALSE);
else if (::_tcscmp(szBuffer, cszAdvancedValue) == 0)
SetView(ADVANCED, FALSE);
else {
ASSERT(FALSE);
return E_FAIL;
}
}
return S_OK;
}
HRESULT CSystemInfoScope::MessageBox( CString strText)
{
CString strTitle;
strTitle.LoadString( IDS_DESCRIPTION);
int nRC;
return pConsole()->MessageBox( strText, strTitle, MB_OK, &nRC);
}
/*
* InitializeSource - Perform any initialization which may fail.
*
* History: a-jsari 12/3/97 Initial version.
*/
HRESULT CSystemInfoScope::InitializeSource()
{
AFX_MANAGE_STATE(::AfxGetStaticModuleState());
CWaitCursor DoWaitCursor;
try {
// m_pSource will exist if we were loaded from a stream.
if (m_pSource == NULL) {
m_bInitializedCD = true;
// Initialize WBEM with the machine name.
// Deleted in either SetView or Destroy
m_pSource = new CWBEMDataSource(MachineName());
}
}
catch (CUserException *) {
CString strLocalConnect;
VERIFY(strLocalConnect.LoadString(IDS_LOCAL_CONNECT));
MessageBox((LPCTSTR)strLocalConnect);
try {
(*m_pstrMachineName) = _T("");
m_pSource = new CWBEMDataSource(NULL);
}
catch (CUserException *) {
m_bInitializedCD = false;
return E_FAIL;
}
}
m_fViewUninitialized = TRUE;
InitializeView();
return S_OK;
}
/*
* DestroyInternal - Delete all of our internal pointers. This method of dealing
* with pointers is required because MMC never calls our object's destructor.
*
* History: a-jsari 12/30/97 Initial version
*/
void CSystemInfoScope::DestroyInternal()
{
// AFX_MANAGE_STATE(::AfxGetStaticModuleState());
if (pSource() && pSource()->GetType() == CDataSource::GATHERER)
{
CWBEMDataSource * pWBEMSource = reinterpret_cast<CWBEMDataSource *>(pSource());
if (pWBEMSource && pWBEMSource->m_pThreadRefresh)
pWBEMSource->m_pThreadRefresh->CancelRefresh(FALSE);
}
// If there is a find thread, it will take care of getting rid of the window.
// Otherwise, we must destroy it here. Fixes bug 395091.
if (m_pthdFind)
dynamic_cast<CFindThread *>(m_pthdFind)->RemoteQuit();
else
::DestroyWindow(m_hwndFind);
if (m_pSource) { delete m_pSource; m_pSource = NULL; }
if (m_prdSave) { delete m_prdSave; m_prdSave = NULL; }
if (m_prdOpen) { delete m_prdOpen; m_prdOpen = NULL; }
if (m_prdReport) { delete m_prdReport; m_prdReport = NULL; }
if (m_pstrMachineName) { delete m_pstrMachineName; m_pstrMachineName = NULL; }
if (m_pstrOverrideName) { delete m_pstrOverrideName; m_pstrOverrideName = NULL; }
if (m_pmapCategories) { delete m_pmapCategories; m_pmapCategories = NULL; }
if (m_pViewCABTool) { delete m_pViewCABTool; m_pViewCABTool = NULL; }
}
/*
* CreateComponent - Create the IComponent interface object (the CSystemInfo
* object in this framework) and attach myself (the IComponentData
* interface object) to it. Return the QueryInterfaced IComponent
* pointer in ppComponent.
*
* History: a-jsari 8/27/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::CreateComponent(LPCOMPONENT *ppComponent)
{
ASSERT(ppComponent != NULL);
TRACE(_T("CSystemInfoScope::CreateComponent\n"));
#if 0
if (m_bInitializedCD == false) {
*ppComponent = NULL;
return S_OK;
}
#endif
CComObject<CSystemInfo> *pObject;
CComObject<CSystemInfo>::CreateInstance(&pObject);
ASSERT(pObject != NULL);
if(NULL == pObject)
return E_OUTOFMEMORY;
m_pLastSystemInfo = pObject;
//Store IComponentData
HRESULT hr;
hr = pObject->SetIComponentData(this);
ASSERT(hr == S_OK);
if (FAILED(hr)) {
return hr;
}
return pObject->QueryInterface(IID_IComponent, reinterpret_cast<void **>(ppComponent));
}
/*
* PreUIInit - Make any changes required just before the UI initializes.
*
* History: a-jsari 3/6/98 Initial version
*/
HRESULT CSystemInfoScope::PreUIInit()
{
HRESULT hr = S_OK;
if (m_pSource == NULL) {
hr = InitializeSource();
} else {
hr = InitializeView();
}
return hr;
}
/*
* PostUIInit - Do all initialization which can only occur after the result
* pane UI
*
* History: a-jsari 3/6/98 Initial version
*/
void CSystemInfoScope::PostUIInit()
{
if (!m_strDeferredLoad.IsEmpty() || !m_strDeferredMachine.IsEmpty())
{
// Instead of doing a "SetSource(m_pSource, FALSE)", which deletes the
// tree, all we need to do here is rename the root node to match the
// opened file. A non-empty m_strDeferredLoad indicates this is necessary.
// (Or a non empty deferred machine change.)
m_strDeferredLoad.Empty();
m_strDeferredMachine.Empty();
SCOPEDATAITEM sdiRoot;
CString strNodeName;
HSCOPEITEM hsiRoot;
HRESULT hr;
if (m_pmapCategories->ScopeFromView(NULL, hsiRoot))
{
::memset(&sdiRoot, 0, sizeof(sdiRoot));
sdiRoot.ID = hsiRoot;
sdiRoot.mask = SDI_STR;
hr = pScope()->GetItem(&sdiRoot);
ASSERT(SUCCEEDED(hr));
if (SUCCEEDED(hr))
{
m_pSource->GetNodeName(strNodeName);
sdiRoot.displayname = T2OLE(const_cast<LPTSTR>((LPCTSTR)strNodeName));
hr = pScope()->SetItem(&sdiRoot);
ASSERT(SUCCEEDED(hr));
}
}
}
// This is the first point at which we can set UI values.
if (m_fViewUninitialized && m_fSelectCategory) {
m_fViewUninitialized = FALSE;
SetSource(m_pSource, FALSE);
}
if (m_pstrCategory != NULL && m_fSelectCategory) {
// Before the SelectItem call to prevent recursion.
m_fSelectCategory = FALSE;
SelectItem(*m_pstrCategory);
delete m_pstrCategory;
m_pstrCategory = NULL;
}
}
/*
* Notify - Handle any MSInfo namespace node events posted by MMC.
*
* History: a-jsari 8/27/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::Notify(LPDATAOBJECT pDataObject, MMC_NOTIFY_TYPE event, LPARAM arg, LPARAM param)
{
TRACE(_T("CSystemInfoScope::Notify (DataObject, %lx, %p, %p)\n"), event, arg, param);
HRESULT hr;
if (m_bInitializedCD == false)
return S_OK;
switch(event)
{
case MMCN_EXPAND:
if (m_pSaveUnknown)
{
m_pstrMachineName = new CString;
m_pstrOverrideName = new CString;
Initialize(m_pSaveUnknown);
m_pSaveUnknown = NULL;
}
hr = PreUIInit();
if (FAILED(hr)) break;
hr = OnExpand(pDataObject, arg, param);
PostUIInit();
break;
case MMCN_REMOVE_CHILDREN:
// Sometimes we make an internal call which causes this notification to be
// sent, but we don't want to process it the same way.
if (!m_fInternalDelete)
{
m_pSaveUnknown = m_pScope;
DestroyInternal();
SAFE_RELEASE(m_pScope);
SAFE_RELEASE(m_pConsole);
m_pScope = NULL;
m_pConsole = NULL;
m_pSource = NULL;
m_prdSave = NULL;
m_prdOpen = NULL;
m_prdReport = NULL;
m_pstrMachineName = NULL;
m_pstrOverrideName = NULL;
m_pmapCategories = NULL;
}
hr = S_OK;
break;
case MMCN_PROPERTY_CHANGE:
hr = OnProperties(param);
break;
case MMCN_EXPANDSYNC:
break;
default:
ASSERT(FALSE);
break;
}
return hr;
}
/*
* Destroy - Release all of our Initialized pointers.
*
* History: a-jsari 8/27/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::Destroy()
{
TRACE(L"CSystemInfoScope::Destroy\n");
if (m_pwConsole != NULL) {
m_pwConsole->Detach();
delete m_pwConsole;
}
#if FALSE
#ifdef _DEBUG
m_bDestroyedCD = true;
#endif
#if 0
if (m_bInitializedCD == FALSE) return S_OK;
#endif
DestroyInternal();
SAFE_RELEASE(m_pScope);
SAFE_RELEASE(m_pConsole);
#endif
return S_OK;
}
/*
* QueryDataObject - Return the DataObject referred to by the cookie
* and type.
*
* History: a-jsari 8/27/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::QueryDataObject(MMC_COOKIE cookie, DATA_OBJECT_TYPES type,
LPDATAOBJECT *ppDataObject)
{
TRACE(_T("CSystemInfoScope::QueryDataObject (%lx, %x, DataObject)\n"), cookie, type);
return CDataObject::CreateDataObject(cookie, type, this, ppDataObject);
}
/*
* CompareObjects - Compare two objects to see if they are equivalent.
*
* History: a-jsari 8/27/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::CompareObjects(LPDATAOBJECT lpDataObjectA, LPDATAOBJECT lpDataObjectB)
{
TRACE(_T("CSystemInfoScope::CompareObjects\n"));
return CDataObject::CompareObjects(lpDataObjectA, lpDataObjectB);
}
/*
* GetDisplayInfo - Returns display information for this node in the scope pane.
*
* History: a-jsari 8/27/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::GetDisplayInfo(SCOPEDATAITEM *pScopeDataItem)
{
USES_CONVERSION;
#if 0
TRACE(_T("CSystemInfoScope::GetDisplayInfo\n"));
#endif
ASSERT(pScopeDataItem != NULL);
if (pScopeDataItem == NULL) return E_POINTER;
ASSERT(pScopeDataItem->mask & SDI_STR);
if (pScopeDataItem->mask & SDI_STR) {
CViewObject *pDataCategory = reinterpret_cast<CViewObject *>(pScopeDataItem->lParam);
pScopeDataItem->displayname = T2OLE(const_cast<LPTSTR>(pDataCategory->GetTextItem()));
}
return S_OK;
}
/*
* AddToMenu - Add an item to a menu. This method assumes that the calling
* function has called AFX_MANAGE_STATE(AfxGetStaticModuleState()) prior
* to calling this function.
*
* History: a-jsari 9/15/97 Initial version
*/
HRESULT CSystemInfoScope::AddToMenu(LPCONTEXTMENUCALLBACK lpCallback, long lNameResource,
long lStatusResource, long lCommandID, long lInsertionPoint, long fFlags)
{
USES_CONVERSION;
CONTEXTMENUITEM cmiMenuItem = { NULL, NULL, lCommandID,
lInsertionPoint, fFlags, 0L};
CString szResourceName;
CString szResourceStatus;
// FIX: Make these resources load only once.
VERIFY(szResourceName.LoadString(lNameResource));
VERIFY(szResourceStatus.LoadString(lStatusResource));
cmiMenuItem.strName = WSTR_FROM_CSTRING(szResourceName);
cmiMenuItem.strStatusBarText = WSTR_FROM_CSTRING(szResourceStatus);
HRESULT hr = lpCallback->AddItem(&cmiMenuItem);
ASSERT(hr == S_OK);
return hr;
}
/*
* AddMenuItems - Add the "Save Report" and "Save System Information" items to
* the context menu.
*
* History: a-jsari 9/15/97 Initial version
*/
extern BOOL fCABOpened;
STDMETHODIMP CSystemInfoScope::AddMenuItems(LPDATAOBJECT lpDataObject,
LPCONTEXTMENUCALLBACK lpCallback, long *pInsertionAllowed)
{
TRACE(_T("CSystemInfoScope::AddMenuItems\n"));
ASSERT(lpDataObject != NULL);
ASSERT(lpCallback != NULL);
ASSERT(pInsertionAllowed != NULL);
if (lpDataObject == NULL || lpCallback == NULL || pInsertionAllowed == NULL)
return E_POINTER;
HRESULT hr = S_OK;
// Note - snap-ins need to look at the data object and determine in what
// context menu items need to be added. They must also observe the
// insertion allowed flags to see what items can be added.
AFX_MANAGE_STATE(AfxGetStaticModuleState());
// CHECK: Will this ever work differently for multiselect?
do {
// Save Report and Save File are both task items and context items.
if (*pInsertionAllowed & CCM_INSERTIONALLOWED_TOP) {
hr = AddToTopMenu(lpCallback, IDS_SAVEREPORTMENUNAME, IDS_SAVEREPORTSTATUS, IDM_SAVEREPORT);
if (FAILED(hr)) break;
hr = AddToTopMenu(lpCallback, IDS_SAVEFILEMENUNAME, IDS_SAVEFILESTATUS, IDM_SAVEFILE);
if (FAILED(hr)) break;
hr = AddToTopMenu(lpCallback, IDS_FINDMENUNAME, IDS_FINDSTATUS, IDM_FIND);
if (FAILED(hr)) break;
}
if (*pInsertionAllowed & CCM_INSERTIONALLOWED_TASK) {
hr = AddToTaskMenu(lpCallback, IDS_FINDMENUNAME, IDS_FINDSTATUS, IDM_TASK_FIND);
if (FAILED(hr)) break;
// Don't add the Open File menu item for Extension snap-ins.
if (IsPrimaryImpl())
{
hr = AddToTaskMenu(lpCallback, IDS_OPENFILEMENUNAME, IDS_OPENFILESTATUS, IDM_TASK_OPENFILE);
if (FAILED(hr))
break;
CDataSource * pCurrentSource = pSource();
if (pCurrentSource && pCurrentSource->GetType() != CDataSource::GATHERER)
hr = AddToTaskMenu(lpCallback, IDS_CLOSEFILEMENUNAME, IDS_CLOSEFILEMENUSTATUS, IDM_TASK_CLOSE);
else
hr = AddToMenu(lpCallback, IDS_CLOSEFILEMENUNAME, IDS_CLOSEFILEMENUSTATUS, IDM_TASK_CLOSE, CCM_INSERTIONPOINTID_PRIMARY_TASK, MF_GRAYED);
if (FAILED(hr))
break;
}
hr = AddToTaskMenu(lpCallback, IDS_SAVEFILEMENUNAME, IDS_SAVEFILESTATUS, IDM_TASK_SAVEFILE);
if (FAILED(hr)) break;
hr = AddToTaskMenu(lpCallback, IDS_SAVEREPORTMENUNAME, IDS_SAVEREPORTSTATUS, IDM_TASK_SAVEREPORT);
if (FAILED(hr)) break;
// If a CAB file has been opened, add the view CAB contents menu item. Also
// take this opportunity to create the tool to view the CAB contents, if it
// has not already been created.
if (fCABOpened)
{
if (m_pViewCABTool == NULL)
m_pViewCABTool = new CCabTool(this);
if (m_pViewCABTool != NULL)
{
hr = AddToTaskMenu(lpCallback, IDS_CAB_NAME, IDS_CAB_DESCRIPTION, IDM_TASK_VIEWCAB);
if (FAILED(hr)) break;
}
}
}
if (*pInsertionAllowed & CCM_INSERTIONALLOWED_VIEW) {
hr = AddToViewMenu(lpCallback, IDS_ADVANCEDVIEWNAME, IDS_ADVANCEDSTATUS, IDM_VIEW_ADVANCED,
m_AdvancedFlags);
if (FAILED(hr)) break;
hr = AddToViewMenu(lpCallback, IDS_BASICVIEWNAME, IDS_BASICSTATUS, IDM_VIEW_BASIC, m_BasicFlags);
if (FAILED(hr)) break;
}
} while (FALSE);
return hr;
}
/*
* DisplayFileError - Show a message box with an error message taken from
* the exception thrown.
*
* History: a-jsari 2/13/98 Initial version
*/
static inline void DisplayError(HRESULT hr, const CString &strFileName)
{
AFX_MANAGE_STATE(::AfxGetStaticModuleState());
USES_CONVERSION;
CString strFileError, strTitle;
switch (hr) {
case STG_E_PATHNOTFOUND:
strFileError.Format(IDS_BAD_PATH, (LPCTSTR)strFileName);
break;
case STG_E_TOOMANYOPENFILES:
VERIFY(strFileError.LoadString(IDS_TOOMANYOPENFILES));
break;
case STG_E_ACCESSDENIED:
strFileError.Format(IDS_ACCESS_DENIED, (LPCTSTR)strFileName);
break;
case STG_E_SHAREVIOLATION:
strFileError.Format(IDS_SHARING_VIOLATION, (LPCTSTR)strFileName);
break;
case STG_E_WRITEFAULT:
VERIFY(strFileError.LoadString(IDS_HARDIO));
break;
case STG_E_MEDIUMFULL:
strFileError.Format(IDS_DISK_FULL, (LPCTSTR)strFileName);
break;
default:
VERIFY(strFileError.LoadString(IDS_UNKNOWN_FILE));
break;
}
strTitle.LoadString(IDS_DESCRIPTION);
::MessageBox( ::AfxGetMainWnd()->GetSafeHwnd(), strFileError, strTitle, MB_OK);
}
/*
* SaveReport - Create the save report save file dialog and save the selected file.
*
* History: a-jsari 12/8/97 Initial version
*/
void CSystemInfoScope::SaveReport()
{
if (m_prdReport->DoModal() == IDOK) {
CWaitCursor DoWaitCursor;
if (m_pLastSystemInfo)
m_pLastSystemInfo->SetStatusText(IDS_REFRESHING_MSG);
HRESULT hr = pSource()->ReportWrite(m_prdReport->GetPathName(), m_pfLast);
if (m_pLastSystemInfo)
m_pLastSystemInfo->SetStatusText(_T(""));
if (FAILED(hr)) {
::DisplayError(hr, m_prdReport->GetPathName());
}
}
}
/*
* SaveFile - Create the save file dialog and save the selected file.
*
* History: a-jsari 12/8/97 Initial version
*/
void CSystemInfoScope::SaveFile()
{
if (m_prdSave->DoModal() == IDOK)
{
CWaitCursor DoWaitCursor;
if (m_pLastSystemInfo)
m_pLastSystemInfo->SetStatusText(IDS_REFRESHING_MSG);
HRESULT hr = pSource()->SaveFile(m_prdSave->GetPathName());
if (m_pLastSystemInfo)
m_pLastSystemInfo->SetStatusText(_T(""));
if (FAILED(hr))
::DisplayError(hr, m_prdSave->GetPathName());
}
}
/*
* PrintReport - Create the print dialog and do the print.
*
* History: a-jsari 12/8/97 Initial version
*/
void CSystemInfoScope::PrintReport()
{
HWND hWindow;
ASSERT(m_pConsole != NULL);
HRESULT hr = m_pConsole->GetMainWindow(&hWindow);
ASSERT(hr == S_OK);
if (FAILED(hr))
return;
CMSInfoPrintDialog * prdPrint = new CMSInfoPrintDialog(hWindow);
ASSERT(prdPrint != NULL);
if (prdPrint == NULL)
::AfxThrowMemoryException();
prdPrint->m_pd.nToPage = prdPrint->m_pd.nFromPage = prdPrint->m_pd.nMinPage = 1;
prdPrint->m_pd.nMaxPage = 1000;
if (prdPrint->DoModal() == IDOK)
{
CWaitCursor DoWaitCursor;
pSource()->RefreshPrintData(prdPrint, m_pfLast);
pSource()->PrintReport(prdPrint, m_pfLast);
}
delete prdPrint;
}
/*
* DoFind - Display the Find dialog
*
* History: a-jsari 12/8/97 Initial version.
*/
void CSystemInfoScope::DoFind()
{
const UINT STACK_SIZE_PARENT = 0;
// const DWORD FLAGS_IMMEDIATE_START = 0;
const LPSECURITY_ATTRIBUTES NO_ATTRIBUTES = NULL;
if (m_pthdFind == NULL)
{
m_pthdFind = dynamic_cast<CFindThread *>(::AfxBeginThread(RUNTIME_CLASS(CFindThread),
THREAD_PRIORITY_NORMAL, STACK_SIZE_PARENT, CREATE_SUSPENDED, NO_ATTRIBUTES));
m_pthdFind->SetScope(this);
HWND hwndMMC;
if (pConsole() == NULL || FAILED(pConsole()->GetMainWindow(&hwndMMC)))
hwndMMC = NULL;
m_pthdFind->SetParent(m_hwndFind, hwndMMC);
m_pthdFind->ResumeThread();
}
else
m_pthdFind->Activate();
}
/*
* ExecuteFind - This function is actually called via a hook into
* MMC's main window's WindowProc, by a message posted by
* CFindThread's Find button function..
*
* The Refresh and Find functions may be interrupted by the Find
* window's UI thread, and m_pthdFind may be deleted while this
* function is executing.
*
* Instead of taking parameters, this function calls back to our
* existing find thread to get its search string and last
* search string. This simplifies the PostMessage call, but
* would need to change if we ever decide to have multiple
* find windows per IComponentData...unlikely.
*
* History: a-jsari 1/22/98 Initial version.
*/
void CSystemInfoScope::ExecuteFind(long lFindState)
{
AFX_MANAGE_STATE(::AfxGetStaticModuleState());
CWaitCursor DoWaitCursor; // Display the hourglass
CString strFindData; // Our current search string.
// The restricted context within which our search occurs.
static CFolder *pfContext;
// Check m_pthdFind since there's a remote possibility of thread pointer
// invalidation (by the user closing the Find dialog while the
// find is running).
if (m_pthdFind == NULL)
return;
strFindData = m_pthdFind->FindString();
CDataSource *pdsSearch = pSource();
do {
if ((lFindState & CDataSource::FIND_OPTION_REPEAT_SEARCH) == 0)
{
// Only refresh the first time we search for a given string.
// Also, only refresh if we are searching more than category names.
BOOL fRefreshResult = TRUE;
if ((lFindState & CDataSource::FIND_OPTION_CATEGORY_ONLY) == 0)
{
// If we are only searching in one category, only refresh that
// category.
if ((lFindState & CDataSource::FIND_OPTION_ONE_CATEGORY) != 0)
{
if (pdsSearch->GetType() == CDataSource::GATHERER)
{
CWBEMDataSource * pWBEMSource = reinterpret_cast<CWBEMDataSource *>(pSource());
if (pWBEMSource && pWBEMSource->m_pThreadRefresh)
pWBEMSource->m_pThreadRefresh->RefreshFolder(m_pfLast, TRUE, FALSE);
}
}
else
fRefreshResult = pdsSearch->Refresh(TRUE);
}
if (!fRefreshResult)
{
if (m_pthdFind != NULL)
m_pthdFind->ResetSearch();
break;
}
// Set our context the first time we start a restricted search.
if ((lFindState & CDataSource::FIND_OPTION_ONE_CATEGORY) != 0)
pfContext = m_pfLast;
else
pfContext = NULL;
}
else if ((lFindState & CDataSource::FIND_OPTION_ONE_CATEGORY) != 0)
{
// If we set a restricted search inside an already started search
// restrict our context.
// CHECK: iDepth???
if (pfContext == NULL)
pfContext = m_pfLast;
}
if (pdsSearch->Find(strFindData, lFindState) == FALSE) {
// Failed find means no match or halted execution.
// If the user stoppped the find, no message necessary.
if (!pdsSearch->FindStopped()) {
CString strError; // Error display
CString strTitle; // Error title.
int nReturn;
// Test the thread because the find window might vanish in the middle
// of our find operation.
if (m_pthdFind != NULL)
m_pthdFind->FindComplete();
if (m_pthdFind != NULL)
m_pthdFind->ResetSearch();
// If we're repeating a search, no more matches otherwise, not found.
if ((lFindState & CDataSource::FIND_OPTION_REPEAT_SEARCH) == 0) {
strError.Format(IDS_DATANOTFOUND, (LPCTSTR)strFindData);
} else
strError.Format(IDS_NOMOREMATCHES, (LPCTSTR)strFindData);
VERIFY(strTitle.LoadString(IDS_FIND_TITLE));
pConsole()->MessageBox((LPCTSTR)strError, (LPCTSTR)strTitle,
MB_TOPMOST|MB_SETFOREGROUND, &nReturn);
// If we are restricting our search, reset the selected folder to the
// beginning of our restricted search.
if ((lFindState & CDataSource::FIND_OPTION_ONE_CATEGORY) != 0)
SetSelectedFolder(pfContext);
// We've already completed the find, don't drop out.
return;
}
} else {
SelectItem(pdsSearch->m_strPath, pdsSearch->m_iLine);
}
} while (FALSE);
// The find window might vanish in the middle of our find operation.
if (m_pthdFind != NULL)
m_pthdFind->FindComplete();
}
/*
* MainThreadStopFind - Stops a find operation running in an alternate thread.
*
* History: a-jsari 1/22/98 Initial version.
*/
void CSystemInfoScope::StopFind()
{
// This will be called by an alternate UI thread.
pSource()->StopSearch();
}
/*
* Refresh - Refresh the data, and redraw the current node if applicable.
*
* History: a-jsari 2/25/98 Initial version
*/
void CSystemInfoScope::Refresh(CFolder * pfSelected, CSystemInfo * pSystemInfo)
{
CWaitCursor DoWaitCursor;
if (pfSelected && pSource() && pSource()->GetType() == CDataSource::GATHERER)
{
CWBEMDataSource * pWBEMSource = reinterpret_cast<CWBEMDataSource *>(pSource());
if (pWBEMSource && pWBEMSource->m_pThreadRefresh)
{
if (pSystemInfo)
pWBEMSource->m_pThreadRefresh->RefreshFolderAsync(pfSelected, pSystemInfo, TRUE, FALSE);
else
pWBEMSource->m_pThreadRefresh->RefreshFolder(pfSelected, TRUE, FALSE);
}
}
else
pSource()->Refresh();
if (pfSelected != NULL)
{
CString strName;
int nLine = 0;
pfSelected->InternalName(strName);
SelectItem(strName, nLine);
}
}
/*
* CloseFindWindow - Function to be called when the find window closes.
*
* History: a-jsari 1/22/97 Initial version.
*/
void CSystemInfoScope::CloseFindWindow()
{
// Don't delete m_pthdFind; it will delete itself.
m_pthdFind = NULL;
}
/*
* OpenFile - Create the open file file dialog and open the resultant file
*
* History: a-jsari 12/8/97 Initial version
*/
void CSystemInfoScope::OpenFile()
{
const long DONT_USE_LAST_FOLDER = 1;
if (m_prdOpen->DoModal() == IDOK)
{
CWaitCursor DoWaitCursor;
CDataSource *pSource = NULL;
try
{
pSource = CBufferDataSource::CreateDataSourceFromFile(m_prdOpen->GetPathName());
}
catch (...)
{
delete pSource;
pSource = NULL;
}
if (pSource != NULL)
{
SetSource(pSource);
InitializeView();
}
pConsole()->UpdateAllViews(0, DONT_USE_LAST_FOLDER, 0L);
// Reset the selected folder (it's no longer valid with the new tree).
SetSelectedFolder(NULL);
HSCOPEITEM hsiNode = NULL;
if (m_pmapCategories && m_pmapCategories->ScopeFromView(NULL, hsiNode))
pConsole()->SelectScopeItem(hsiNode);
}
}
//-----------------------------------------------------------------------------
// Close the currently opened file.
//-----------------------------------------------------------------------------
void CSystemInfoScope::CloseFile()
{
CDataSource * pDataSource = pSource();
if (pDataSource && pDataSource->GetType() == CDataSource::GATHERER)
return;
try
{
(*m_pstrMachineName) = _T("");
pDataSource = new CWBEMDataSource(NULL);
}
catch (CUserException *)
{
m_bInitializedCD = false;
return;
}
if (pDataSource != NULL)
{
SetSource(pDataSource);
InitializeView();
}
const long DONT_USE_LAST_FOLDER = 1;
pConsole()->UpdateAllViews(0, DONT_USE_LAST_FOLDER, 0L);
// Reset the selected folder (it's no longer valid with the new tree).
SetSelectedFolder(NULL);
}
/*
* Command - Call the function represented by nCommandID.
*
* History: a-jsari 9/15/97 Initial version
*
* Note: This function currently takes no notice of the context represented
* by pdoContext.
*/
STDMETHODIMP CSystemInfoScope::Command(long nCommandID, LPDATAOBJECT)
{
HRESULT hr = S_OK;
TRACE(_T("CSystemInfoScope::Command(%lx)\n"), nCommandID);
AFX_MANAGE_STATE(::AfxGetStaticModuleState());
// For any of these commands, we want to cancel an async category refresh
// is there is one in progress.
if (pSource() && pSource()->GetType() == CDataSource::GATHERER)
{
CWBEMDataSource * pWBEMSource = reinterpret_cast<CWBEMDataSource *>(pSource());
if (pWBEMSource && pWBEMSource->m_pThreadRefresh)
{
CWaitCursor waitcursor;
pWBEMSource->m_pThreadRefresh->WaitForRefresh();
}
}
try {
switch (nCommandID) {
case IDM_SAVEREPORT:
case IDM_TASK_SAVEREPORT:
if (msiLog.IsLogging())
msiLog.WriteLog(CMSInfoLog::MENU, _T("MENU \"Save As Text\"\r\n"));
SaveReport();
break;
case IDM_SAVEFILE:
case IDM_TASK_SAVEFILE:
if (msiLog.IsLogging())
msiLog.WriteLog(CMSInfoLog::MENU, _T("MENU \"Save NFO\"\r\n"));
SaveFile();
break;
case IDM_TASK_FIND:
case IDM_FIND:
if (msiLog.IsLogging())
msiLog.WriteLog(CMSInfoLog::MENU, _T("MENU \"Find\"\r\n"));
DoFind();
break;
case IDM_TASK_OPENFILE:
if (msiLog.IsLogging())
msiLog.WriteLog(CMSInfoLog::MENU, _T("MENU \"Open NFO\"\r\n"));
OpenFile();
break;
case IDM_TASK_VIEWCAB:
if (msiLog.IsLogging())
msiLog.WriteLog(CMSInfoLog::MENU, _T("MENU \"View CAB\"\r\n"));
if (m_pViewCABTool)
m_pViewCABTool->RunTool();
break;
case IDM_VIEW_ADVANCED:
if (msiLog.IsLogging())
msiLog.WriteLog(CMSInfoLog::MENU, _T("MENU \"Set View ADVANCED\"\r\n"));
SetView(ADVANCED, TRUE);
break;
case IDM_VIEW_BASIC:
if (msiLog.IsLogging())
msiLog.WriteLog(CMSInfoLog::MENU, _T("MENU \"Set View BASIC\"\r\n"));
SetView(BASIC, TRUE);
break;
case IDM_TASK_CLOSE:
if (msiLog.IsLogging())
msiLog.WriteLog(CMSInfoLog::MENU, _T("MENU \"Close NFO\"\r\n"));
CloseFile();
break;
case ~0:
// We get this result when we back arrow on the taskpad.
break;
default:
ASSERT(FALSE);
break;
}
}
catch (...) {
ASSERT(FALSE);
hr = HRESULT_FROM_WIN32(::GetLastError());
}
return hr;
}
/*
* CreatePropertyPages - Create an instance of our property pages and attach them
* to MMC's property sheet.
*
* History: a-jsari 9/17/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::CreatePropertyPages(LPPROPERTYSHEETCALLBACK pProvider,
LONG_PTR handle, LPDATAOBJECT pDataObject)
{
ASSERT(pProvider != NULL);
ASSERT(pDataObject != NULL);
TRACE(_T("CSystemInfoScope::CreatePropertyPages\n"));
if (pProvider == NULL || pDataObject == NULL) return E_INVALIDARG;
// Special code goes here if we're used as an extension.
HRESULT hResult;
do {
CChooseMachinePropPage *pPropChoose;
HPROPSHEETPAGE hGeneralPage;
BOOL fOverride;
AFX_MANAGE_STATE(::AfxGetStaticModuleState());
// Deleted automatically.
pPropChoose = new CChooseMachinePropPage(IDD_CHOOSER_CHOOSE_MACHINE);
if (pPropChoose == NULL) {
::MMCFreeNotifyHandle(handle);
::AfxThrowMemoryException();
}
// Save the current machine name, in case the one selected in the property
// page is not any good.
m_strLastMachineName = *m_pstrMachineName;
pPropChoose->SetHandle(handle);
pPropChoose->SetOutputBuffers(m_pstrMachineName, &fOverride, m_pstrOverrideName);
hGeneralPage = ::CreatePropertySheetPage(&pPropChoose->m_psp);
if (!hGeneralPage) {
hResult = E_FAIL;
break;
}
hResult = pProvider->AddPage(hGeneralPage);
ASSERT(SUCCEEDED(hResult));
} while (FALSE);
if (FAILED(hResult)) return hResult;
return S_OK;
}
/*
* QueryPagesFor - Return S_OK, informing MMC that we have property sheets available.
*
* History: a-jsari 9/17/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::QueryPagesFor(LPDATAOBJECT pDataObject)
{
TRACE(_T("CSystemInfoScope::QueryPagesFor\n"));
ASSERT(pDataObject != NULL);
if (pDataObject == NULL) return E_POINTER;
// If we are being loaded as an extension, don't display property pages.
// We do this because the base snap-in is responsible for the connected
// machine, not us.
if (!IsPrimaryImpl()) return S_FALSE;
#if 0
// Not sure why I did this.
// If the machine name is already set, don't display the property page.
if (m_pstrMachineName && m_pstrMachineName->GetLength() > 0) return S_FALSE;
#endif
return S_OK;
}
/*
* Load - Load our state from the stream provided.
*
* History: a-jsari 11/5/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::Load(IStream *pStm)
{
CDataSource *pSource;
AFX_MANAGE_STATE(AfxGetStaticModuleState());
TRACE(_T("CSystemInfoScope::Load\n"));
ASSERT(pStm != NULL);
if (pStm == NULL) return E_POINTER;
ClearDirty();
// If our command-line parameters have specified a source, don't replace it.
if (!m_fViewUninitialized)
{
if (m_strDeferredLoad.IsEmpty())
pSource = CDataSource::CreateFromIStream(pStm);
else
{
pSource = CBufferDataSource::CreateDataSourceFromFile(m_strDeferredLoad);
if (pSource)
{
const long DONT_USE_LAST_FOLDER = 1;
SetSource(pSource, TRUE);
pConsole()->UpdateAllViews(0, DONT_USE_LAST_FOLDER, 0L);
SetSelectedFolder(NULL);
return S_OK;
}
else
m_strDeferredLoad.Empty();
}
if (pSource == NULL)
InitializeSource();
else
{
if (!m_strDeferredCategories.IsEmpty())
pSource->SetCategories(m_strDeferredCategories);
SetSource(pSource, TRUE);
if (!m_strDeferredMachine.IsEmpty())
SetMachine(m_strDeferredMachine);
}
}
return S_OK;
}
/*
* Save - Save our state to the stream provided.
*
* History: a-jsari 11/5/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::Save(IStream *pStm, BOOL fClearDirty)
{
TRACE(_T("CSystemInfoScope::Save\n"));
ASSERT(pStm != NULL);
if (pStm == NULL) return E_POINTER;
if (fClearDirty)
ClearDirty();
HRESULT hResult = S_OK;
// If there is a source, let it save its state to the stream. Otherwise,
// save the state for the default source (GATHERER with no machine name).
if (m_pSource)
hResult = m_pSource->Save(pStm);
else
{
unsigned wValue;
ULONG cWrite;
wValue = CDataSource::GATHERER;
hResult = pStm->Write(&wValue, sizeof(wValue), &cWrite);
if (SUCCEEDED(hResult))
{
wValue = 0;
hResult = pStm->Write(&wValue, sizeof(wValue), &cWrite);
}
}
return hResult;
}
/*
* IsDirty - Return our Dirty status, to see if a save would be beneficial.
*
* History: a-jsari 11/5/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::IsDirty()
{
TRACE(_T("CSystemInfoScope::IsDirty\n"));
return ObjectIsDirty() ? S_OK : S_FALSE;
}
/*
* GetClassID - Return our Component Object Class ID.
*
* History: a-jsari 11/5/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::GetClassID(CLSID *pClassID)
{
TRACE(_T("CSystemInfoScope::GetClassID\n"));
ASSERT(pClassID != NULL);
if (pClassID == NULL) return E_POINTER;
*pClassID = GetCoClassID();
return S_OK;
}
/*
* GetSizeMax - Return the maximum size consumed in a stream by our
* persistance.
*
* History: a-jsari 11/5/97 Initial version
*/
STDMETHODIMP CSystemInfoScope::GetSizeMax(ULARGE_INTEGER *pcbSize)
{
TRACE(_T("CSystemInfoScope::GetSizeMax\n"));
ASSERT(pcbSize != NULL);
if (pcbSize == NULL) return E_POINTER;
pcbSize->LowPart = 2 * sizeof(unsigned) + MAX_PATH;
pcbSize->HighPart = 0;
return E_NOTIMPL;
}
//-----------------------------------------------------------------------------
// Implementation of GetHelpTopic, which supplies the location of our help
// file to MMC for merging into the combined help. Adapted from example in
// the MMC help file.
//-----------------------------------------------------------------------------
STDMETHODIMP CSystemInfoScope::GetHelpTopic(LPOLESTR* lpCompiledHelpFile)
{
if (lpCompiledHelpFile == NULL)
return E_POINTER;
// Get the name of our help file, and prepend the help directory.
// Actually, although the MMC documentation said that a full path is
// required, we can just put the file name, since it is being stored in
// the system help directory (HTMLHelp will find it there).
AFX_MANAGE_STATE(AfxGetStaticModuleState());
CString strHelp;
strHelp.LoadString(IDS_MSINFO_HELP_FILE);
// NOTE: It looks like HTMLHelp has been changed, and will not locate
// the help file in the standard help directory. So we'll need to get
// the full path to the help file. (JCM, 7/1/98)
TCHAR szFilePath[MAX_PATH];
DWORD dwCnt = ExpandEnvironmentStrings(CString(_T("%WINDIR%\\help\\")) + strHelp, szFilePath, MAX_PATH);
ASSERT(dwCnt != 0);
if (dwCnt != 0) strHelp = szFilePath;
// Allocate the string to hold the help file path. MMC will be responsible
// for deallocating this buffer later.
*lpCompiledHelpFile = reinterpret_cast<LPOLESTR>(CoTaskMemAlloc((strHelp.GetLength() + 1)* sizeof(wchar_t)));
if (*lpCompiledHelpFile == NULL)
return E_OUTOFMEMORY;
// Copy from the path string to the buffer and return success.
USES_CONVERSION;
wcscpy(*lpCompiledHelpFile, T2OLE((LPTSTR)(LPCTSTR)strHelp));
return S_OK;
}
/*
* SetMachine - Set our internal machine name.
*
* History: a-jsari 1/16/98 Initial version.
*/
BOOL CSystemInfoScope::SetMachine(const CString &strMachine)
{
BOOL fReturn = FALSE;
*m_pstrMachineName = strMachine;
ASSERT(pSource() != NULL);
if (pSource() && pSource()->GetType() == CDataSource::GATHERER)
{
// Changing the machine name is only meaningful if we are connected to a WBEM
// data source.
CWBEMDataSource * pWBEMSource = reinterpret_cast<CWBEMDataSource *>(pSource());
fReturn = pWBEMSource->SetMachineName(*m_pstrMachineName);
if (fReturn)
{
// If we succeeded, reset the root node text. Also, there's a hack in place
// to keep SetSource from running twice during initialization. Which requires
// another hack here to make it run - change the flag it uses to keep track
// of the last call so that this call is different. I hate this.
m_fSetSourcePreLaunch = TRUE;
SetSource(pSource(), FALSE);
}
else {
}
}
return fReturn;
}
/*
* SetView - Set the view on the data.
*
* History: a-jsari 12/3/97 Initial version.
*/
void CSystemInfoScope::SetView(enum DataComplexity Complexity, BOOL fViewInitialized)
{
CDataSource *pDataSource = pSource();
switch (Complexity) {
case BASIC:
m_BasicFlags = MF_CHECKED;
m_AdvancedFlags = 0L;
break;
case ADVANCED:
m_BasicFlags = 0L;
m_AdvancedFlags = MF_CHECKED;
break;
}
if (pDataSource != NULL)
VERIFY(pDataSource->SetDataComplexity(Complexity));
if (fViewInitialized) {
CRegKey crkView;
long lResult;
pConsole()->UpdateAllViews(NULL, 0, 0);
lResult = crkView.Create(HKEY_CURRENT_USER, cszViewKey);
if (lResult != ERROR_SUCCESS) return;
switch (Complexity) {
case ADVANCED:
lResult = crkView.SetValue(cszAdvancedValue, cszViewValue);
break;
case BASIC:
lResult = crkView.SetValue(cszBasicValue, cszViewValue);
break;
}
}
}
/*
* SetSource - Remove the old data source, and replace it with a new one.
*
* History: a-jsari 9/25/97 Initial version.
*/
void CSystemInfoScope::SetSource(CDataSource *pNewSource, BOOL fPreLaunch)
{
HSCOPEITEM hsiRoot;
HRESULT hr;
BOOL fUIOK = FALSE;
// We have some variables in this class to make sure that SetSource
// isn't called twice during initialization with the same parameters.
if (m_pSetSourceSource == pNewSource && m_fSetSourcePreLaunch == fPreLaunch)
return;
m_pSetSourceSource = pNewSource;
m_fSetSourcePreLaunch = fPreLaunch;
// If fPreLaunch is TRUE, we have not yet created our UI items.
if (fPreLaunch == FALSE) {
if (m_pmapCategories == NULL)
m_pmapCategories = new CScopeItemMap;
// Select the root node so we can remove all its children.
if (m_pmapCategories && !m_pmapCategories->ScopeFromView(NULL, hsiRoot))
return;
hr = pConsole()->SelectScopeItem(hsiRoot);
ASSERT(SUCCEEDED(hr));
if (FAILED(hr)) return;
// Before we delete the item, we want to make sure that it's actually
// been added. Try a call to GetItem to make sure it's there.
SCOPEDATAITEM item; item.mask = SDI_CHILDREN; item.ID = hsiRoot;
fUIOK = SUCCEEDED(pScope()->GetItem(&item));
if (fUIOK)
{
m_fInternalDelete = TRUE;
hr = pScope()->DeleteItem(hsiRoot, FALSE);
m_fInternalDelete = FALSE;
if (pSource() && pSource()->GetType() == CDataSource::GATHERER)
((CWBEMDataSource *) pSource())->ResetCategoryRefresh();
ASSERT(SUCCEEDED(hr));
if (FAILED(hr)) return;
if (m_pSaveUnknown)
{
m_pstrMachineName = new CString;
m_pstrOverrideName = new CString;
Initialize(m_pSaveUnknown);
m_pSaveUnknown = NULL;
}
}
// Remove our memory of data items.
m_pmapCategories->Clear();
}
// Don't delete our pointer if we are resetting the same pointer.
if (m_pSource != pNewSource) {
if (!m_pSource)
m_pSource = pNewSource;
else {
DataComplexity Complexity;
Complexity = m_pSource->m_Complexity;
delete m_pSource;
m_pSource = pNewSource;
m_pSource->SetDataComplexity(Complexity);
}
}
if (fPreLaunch == FALSE) {
CFolder *pFolder;
SCOPEDATAITEM sdiRoot;
CString strNodeName;
USES_CONVERSION;
::memset(&sdiRoot, 0, sizeof(sdiRoot));
// Identify the node.
sdiRoot.ID = hsiRoot;
sdiRoot.mask = SDI_STR;
m_pSource->GetNodeName(strNodeName);
sdiRoot.displayname = T2OLE(const_cast<LPTSTR>((LPCTSTR)strNodeName));
hr = pScope()->SetItem(&sdiRoot);
ASSERT(SUCCEEDED(hr));
hr = AddRoot(hsiRoot, &pFolder);
ASSERT(SUCCEEDED(hr));
if (FAILED(hr)) return;
if (fUIOK)
{
hr = ScopeEnumerate(hsiRoot, pFolder);
ASSERT(SUCCEEDED(hr));
if (FAILED(hr)) return;
}
}
}
/*
* AddRoot - Insert a CCategoryObject of the root folder into our Category map.
*
* History: a-jsari 11/20/97 Initial version
*/
HRESULT CSystemInfoScope::AddRoot(HSCOPEITEM hsiRoot, CFolder **ppFolder)
{
ASSERT(ppFolder != NULL);
(*ppFolder) = pRootCategory();
ASSERT(*ppFolder != NULL);
if (*ppFolder == NULL) return E_FAIL;
// This object gets deleted in the mapCategories destructor
CViewObject *pvoData = new CCategoryObject(*ppFolder);
if (pvoData == NULL) ::AfxThrowMemoryException();
m_pmapCategories->InsertRoot(pvoData, hsiRoot);
return S_OK;
}
/*
* GetNamedChildFolder - Update strCategory to add the next backslash-
* delimited path element from strPath.
*
* History: a-jsari 12/17/97 Initial version
*/
static inline void GetNamedChildFolder(
CString &strCategory,
const CString &strPath)
{
int iString;
CString strSubCategory;
CString strName;
// Remove the Category prefix from the path
iString = strPath.Find(strCategory);
ASSERT(iString == 0);
strSubCategory = strPath.Mid(iString + strCategory.GetLength() + 1);
// Remove the trailing categories
// (We'll deal with your rebel friends soon enough).
iString = strSubCategory.Find((TCHAR) '\\');
if (iString != -1)
strSubCategory = strSubCategory.Left(iString);
// Update the category to add the current category
strCategory += _T("\\");
strCategory += strSubCategory;
#if 0
// Turned out not to need this code.
// Find the Sub-folder with the name of the Sub-category.
pfNext = pfNext->GetChildNode();
do {
pfNext->GetName(szName);
if (szName == szSubCategory) break;
pfNext = pfNext->GetNextNode();
} while (pfNext != NULL);
ASSERT(pfNext != NULL);
#endif
}
//-----------------------------------------------------------------------------
// If were are currently refreshing, hang here until it's done.
//-----------------------------------------------------------------------------
void CSystemInfoScope::WaitForRefresh()
{
if (pSource() && pSource()->GetType() == CDataSource::GATHERER)
{
CWBEMDataSource * pWBEMSource = reinterpret_cast<CWBEMDataSource *>(pSource());
if (pWBEMSource && pWBEMSource->m_pThreadRefresh)
pWBEMSource->m_pThreadRefresh->WaitForRefresh();
}
}
//-----------------------------------------------------------------------------
// Is an asynchronous refresh currently in progress?
//-----------------------------------------------------------------------------
BOOL CSystemInfoScope::InRefresh()
{
if (pSource() && pSource()->GetType() == CDataSource::GATHERER)
{
CWBEMDataSource * pWBEMSource = reinterpret_cast<CWBEMDataSource *>(pSource());
if (pWBEMSource && pWBEMSource->m_pThreadRefresh)
return pWBEMSource->m_pThreadRefresh->IsRefreshing();
}
return FALSE;
}
/*
* SelectItem - Select the item pointed to by szPath
*
* History: a-jsari 12/11/97 Initial version
*/
BOOL CSystemInfoScope::SelectItem(const CString &strPath, int iLine)
{
HSCOPEITEM hsiNode;
HRESULT hr;
// Get the named node from our internal list.
if (m_pmapCategories->ScopeFromName(strPath, hsiNode)) {
CFolder *pFolder = m_pmapCategories->CategoryFromScope(hsiNode);
pFolder->SetSelectedItem(iLine);
hr = pConsole()->SelectScopeItem(hsiNode);
ASSERT(hr == S_OK);
if (m_pLastSystemInfo)
m_pLastSystemInfo->SelectLine(iLine);
if (FAILED(hr)) return FALSE;
} else {
CString strCategory = strPath;
int iEnumerations = 0;
int iString;
// If the category isn't in our list, we need to enumerate all nodes
// leading up to it.
while (!m_pmapCategories->ScopeFromName(strCategory, hsiNode)) {
++iEnumerations;
// Strip the last Category off the Path.
iString = strCategory.ReverseFind((TCHAR) '\\');
if (iString == -1) {
// If this fails, no nodes have been yet enumerated.
if (!m_pmapCategories->ScopeFromName(_T(""), hsiNode)) {
// --iEnumerations;
break;
}
} else {
strCategory = strCategory.Left(iString);
}
}
HRESULT hr;
// Enumerate all unenumerated nodes.
#if 0
// Commented out because InsertItem in ScopeEnumerate fails inexplicably.
CFolder *pfCurrent = pmapCategories->CategoryFromScope(hsiNode);
#endif
while (iEnumerations--) {
#if 0
hr = ScopeEnumerate(hsiNode, pfCurrent);
#else
hr = pConsole()->SelectScopeItem(hsiNode);
#endif
ASSERT(hr == S_OK);
if (FAILED(hr)) return FALSE;
GetNamedChildFolder(strCategory, strPath);
if (!m_pmapCategories->ScopeFromName(strCategory, hsiNode))
// The scope item we are searching for cannot be enumerated (The
// attempt to do so in SelectScopeItem has failed.) This can happen
// when we are connected to a remote computer which can't be accessed.
return FALSE;
}
CFolder *pFolder = m_pmapCategories->CategoryFromScope(hsiNode);
// Using this method of selecting a line because MMC won't
// just allow me to call GetItem.
pFolder->SetSelectedItem(iLine);
hr = pConsole()->SelectScopeItem(hsiNode);
if (m_pLastSystemInfo)
m_pLastSystemInfo->SelectLine(iLine);
ASSERT(hr == S_OK);
if (FAILED(hr)) return FALSE;
}
return TRUE;
}
/*
* ScopeEnumerate - Insert all categories of the given pFolder as namespace children
* of hsiNode.
*
* History: a-jsari 11/20/97 Initial version
*/
HRESULT CSystemInfoScope::ScopeEnumerate(HSCOPEITEM hsiNode, CFolder *pFolder)
{
HRESULT hr = S_OK;
ASSERT(pFolder);
if (pFolder == NULL)
return hr;
SCOPEDATAITEM sdiNode;
sdiNode.mask = SDI_STR | SDI_PARAM | SDI_PARENT;
sdiNode.displayname = MMC_CALLBACK;
sdiNode.relativeID = hsiNode;
// If GetChildNode returned a NULL pointer, and this is the root node,
// then some sort of error must have occurred.
CFolder * pfolIterator = pFolder->GetChildNode();
if (pfolIterator == NULL && pFolder->GetParentNode() == NULL)
{
AFX_MANAGE_STATE(::AfxGetStaticModuleState());
if (m_pSource && m_pSource->GetType() == CDataSource::GATHERER)
if (((CWBEMDataSource *)m_pSource)->m_pGatherer)
{
DWORD dwError = ((CWBEMDataSource *)m_pSource)->m_pGatherer->GetLastError();
if (dwError)
DisplayGatherError(dwError, (LPCTSTR)((CWBEMDataSource *)m_pSource)->m_strMachineName);
}
}
while (pfolIterator)
{
// This object gets deleted inthe mapCategories destructor.
CViewObject * pCategory = new CCategoryObject(pfolIterator);
ASSERT(pCategory != NULL);
if (pCategory == NULL)
return E_OUTOFMEMORY;
// If there are no children, modify the node we're inserting so
// we don't get a '+' sign next to the folder.
if (pfolIterator->GetChildNode() == NULL)
{
sdiNode.cChildren = 0;
sdiNode.mask |= SDI_CHILDREN;
}
else
{
sdiNode.cChildren = 1;
sdiNode.mask &= ~SDI_CHILDREN;
}
sdiNode.lParam = reinterpret_cast<LPARAM>(pCategory);
hr = pScope()->InsertItem(&sdiNode);
ASSERT(hr == S_OK);
if (FAILED(hr))
{
delete pCategory;
break;
}
pfolIterator->m_hsi = sdiNode.ID;
m_pmapCategories->Insert(pCategory, sdiNode.ID);
pfolIterator = pfolIterator->GetNextNode();
}
return hr;
}
/*
* AddExtensionRoot - If the snapin is loaded as an extension, create the root node.
*
* History: a-jsari 1/6/97 Initial version
*/
HRESULT CSystemInfoScope::AddExtensionRoot(HSCOPEITEM &hsiNode, CFolder **pFolder)
{
SCOPEDATAITEM sdiNode;
HRESULT hrReturn;
CViewObject *pView;
::memset(&sdiNode, 0, sizeof(sdiNode));
sdiNode.mask = SDI_STR | SDI_PARAM | SDI_PARENT | SDI_IMAGE | SDI_OPENIMAGE;
sdiNode.nImage = 0;
sdiNode.nOpenImage = 0;
sdiNode.displayname = MMC_CALLBACK;
sdiNode.relativeID = hsiNode;
pView = new CExtensionRootObject(pRootCategory());
ASSERT(pView != NULL);
if (pView == NULL) ::AfxThrowMemoryException();
m_RootCookie = sdiNode.lParam = reinterpret_cast<LPARAM>(pView);
hrReturn = pScope()->InsertItem(&sdiNode);
hsiNode = sdiNode.ID;
m_pmapCategories->InsertRoot(pView, hsiNode);
*pFolder = pRootCategory();
return hrReturn;
}
/*
* OnExpand - If fExpand is TRUE, expand the item pointed to by pDataObject,
* otherwise contract it. If expanding, enumerate children.
*
* History: a-jsari 9/25/97 Initial version
*/
HRESULT CSystemInfoScope::OnExpand(LPDATAOBJECT pDataObject, LPARAM fExpand, HSCOPEITEM hsiNode)
{
CFolder *pfolSelection;
HRESULT hr;
// Log the expand event, so we know that the user clicked on a node.
if (msiLog.IsLogging(CMSInfoLog::CATEGORY))
{
CFolder * pFolder = m_pmapCategories->CategoryFromScope(hsiNode);
if (pFolder)
{
CString strName;
if (pFolder->GetName(strName))
msiLog.WriteLog(CMSInfoLog::CATEGORY, _T("CATEGORY \"%s\"\r\n"), strName);
}
}
// We have nothing to do if we are contracting a node.
// This never happens.
if (fExpand == 0) return S_OK;
// If our initialization failed, exit.
if (!m_bInitializedCD) return S_OK;
// Look up the CViewObject in our internal table based on our hsiNode value,
// and
// CHECK: Consider the memory leak potential in this map.
if ((pfolSelection = m_pmapCategories->CategoryFromScope(hsiNode)) == NULL) {
// If the expanded node isn't in our internal hash table, we should
// be looking at the root node, so get it.
if (IsPrimaryImpl() == FALSE) {
// If we are an extension . . .
FORMATETC fmtMachine = {
(CLIPFORMAT) CDataObject::m_cfMachineName,
NULL,
DVASPECT_CONTENT,
TYMED_HGLOBAL
};
STGMEDIUM stgMachine;
stgMachine.tymed = TYMED_HGLOBAL;
stgMachine.hGlobal = ::GlobalAlloc(GMEM_MOVEABLE, (MAX_PATH + 1)* sizeof(WCHAR));
stgMachine.pUnkForRelease = NULL;
// Only look externally for the machine when we are an extension.
hr = pDataObject->GetDataHere(&fmtMachine, &stgMachine);
if (hr == S_OK) {
USES_CONVERSION;
CString strMachine = W2T((LPWSTR)::GlobalLock(stgMachine.hGlobal));
::GlobalUnlock(stgMachine.hGlobal);
HGLOBAL hGlobal = ::GlobalFree(stgMachine.hGlobal);
ASSERT(hGlobal == NULL);
SetMachine(strMachine);
} else
ASSERT(hr == DV_E_FORMATETC);
hr = AddExtensionRoot(hsiNode, &pfolSelection);
ASSERT(SUCCEEDED(hr));
return hr;
} else {
hr = AddRoot(hsiNode, &pfolSelection);
ASSERT(SUCCEEDED(hr));
if (FAILED(hr)) return hr;
}
}
return ScopeEnumerate(hsiNode, pfolSelection);
}
/*
* OnProperties - Called when a property value changes.
*
* History: a-jsari 9/25/97 Initial version.
*/
HRESULT CSystemInfoScope::OnProperties(LPARAM)
{
DWORD dwError = 0;
AFX_MANAGE_STATE(::AfxGetStaticModuleState());
if (m_pSource && m_pSource->GetType() == CDataSource::GATHERER)
{
CWBEMDataSource * pWBEMSource = reinterpret_cast<CWBEMDataSource *>(pSource());
if (pWBEMSource && pWBEMSource->m_pThreadRefresh)
pWBEMSource->m_pThreadRefresh->CancelRefresh();
if (m_strLastMachineName.CompareNoCase((LPCTSTR) *m_pstrMachineName) != 0)
{
// Try to connect to the new machine. If the connection fails, display
// an appropriate error message and restore the machine name to the
// original string.
if (((CWBEMDataSource *)m_pSource)->m_pGatherer->SetConnect(*m_pstrMachineName))
{
if (NULL == ((CWBEMDataSource *)m_pSource)->m_pGatherer->GetProvider())
dwError = ((CWBEMDataSource *)m_pSource)->m_pGatherer->GetLastError();
}
else
dwError = ((CWBEMDataSource *)m_pSource)->m_pGatherer->GetLastError();
if (dwError)
{
// Display the error, and reset the machine name and the data source
// to the previous known good name.
DisplayGatherError(dwError, (LPCTSTR) *m_pstrMachineName);
*m_pstrMachineName = m_strLastMachineName;
((CWBEMDataSource *)m_pSource)->m_pGatherer->SetConnect(*m_pstrMachineName);
((CWBEMDataSource *)m_pSource)->m_pGatherer->GetProvider();
RefreshAsync(m_pfLast, m_pLastSystemInfo, FALSE);
}
else
{
if (pSource() != NULL)
SetMachine(*m_pstrMachineName);
}
}
// This doesn't really seem necessary...
// if (m_pfLast && pConsole())
// pConsole()->SelectScopeItem(m_pfLast->m_hsi);
}
return S_OK;
}
//-----------------------------------------------------------------------------
// DisplayGatherError
//
// There are multiple places we need to display a connection error to the user,
// so the functionality is gathered here.
//-----------------------------------------------------------------------------
void CSystemInfoScope::DisplayGatherError(DWORD dwError, LPCTSTR szMachineName)
{
CString strMachine, strErrorMessage;
if (!dwError)
return;
if (szMachineName)
strMachine = CString(szMachineName);
AFX_MANAGE_STATE(::AfxGetStaticModuleState());
if (strMachine.IsEmpty())
strMachine.LoadString(IDS_LOCALCOMPLABEL);
switch (dwError)
{
case GATH_ERR_ALLOCATIONFAILED:
case GATH_ERR_NOWBEMOUTOFMEM:
strErrorMessage.LoadString(IDS_OUTOFMEMERROR);
break;
case GATH_ERR_NOWBEMLOCATOR:
strErrorMessage.LoadString(IDS_NOLOCATOR);
break;
case GATH_ERR_NOWBEMCONNECT:
strErrorMessage.Format(IDS_NOGATHERER, strMachine);
break;
case GATH_ERR_NOWBEMACCESSDENIED:
strErrorMessage.Format(IDS_GATHERACCESS, strMachine);
break;
case GATH_ERR_NOWBEMBADSERVER:
strErrorMessage.Format(IDS_BADSERVER, strMachine);
break;
case GATH_ERR_NOWBEMNETWORKFAILURE:
strErrorMessage.Format(IDS_NETWORKERROR, strMachine);
break;
case GATH_ERR_BADCATEGORYID:
strErrorMessage.LoadString(IDS_UNEXPECTED);
break;
default:
ASSERT(FALSE);
strErrorMessage.LoadString(IDS_UNEXPECTED);
break;
}
MessageBox(strErrorMessage);
}
/*
* MachineName - Return the current connected machine as a LPCSTR.
*
* History: a-jsari 11/12/97 Initial version.
*/
LPCTSTR CSystemInfoScope::MachineName() const
{
if (m_pstrMachineName == NULL || m_pstrMachineName->GetLength() == 0) return NULL;
return (LPCTSTR)(*m_pstrMachineName)+2; // +2 to skip over the initial "\\"
}
/*
* SetSelectedFolder - Remember the last selected folder for context-
* sensitive operations (i.e. Print, Report, Find)
*
* History: a-jsari 2/12/98 Initial version
*/
void CSystemInfoScope::SetSelectedFolder(CFolder *pFolder)
{
m_pfLast = pFolder;
if (pSource() != NULL)
pSource()->SetLastFolder(pFolder);
}
//-----------------------------------------------------------------------------
// Start an async refresh of the specified folder.
//-----------------------------------------------------------------------------
void CSystemInfoScope::RefreshAsync(CFolder * pFolder, CSystemInfo * pSystemInfo, BOOL fSoftRefresh)
{
if (pSource() && pSource()->GetType() == CDataSource::GATHERER)
{
CWBEMDataSource * pWBEMSource = reinterpret_cast<CWBEMDataSource *>(pSource());
if (pWBEMSource && pWBEMSource->m_pThreadRefresh)
pWBEMSource->m_pThreadRefresh->RefreshFolderAsync(pFolder, pSystemInfo, FALSE, fSoftRefresh);
}
}
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