windows-nt/Source/XPSP1/NT/ds/security/gina/snapins/gpedit/snapin.cpp
2020-09-26 16:20:57 +08:00

497 lines
13 KiB
C++

#include "main.h"
///////////////////////////////////////////////////////////////////////////////
// //
// CSnapIn object implementation //
// //
///////////////////////////////////////////////////////////////////////////////
CSnapIn::CSnapIn(CComponentData *pComponent)
{
m_cRef = 1;
InterlockedIncrement(&g_cRefThisDll);
m_pcd = pComponent;
m_pConsole = NULL;
m_pResult = NULL;
m_pHeader = NULL;
m_pConsoleVerb = NULL;
m_pDisplayHelp = NULL;
m_nColumnSize = 180;
m_lViewMode = LVS_REPORT;
m_bExpand = TRUE;
LoadString(g_hInstance, IDS_NAME, m_column1, ARRAYSIZE(m_column1));
}
CSnapIn::~CSnapIn()
{
InterlockedDecrement(&g_cRefThisDll);
}
///////////////////////////////////////////////////////////////////////////////
// //
// CSnapIn object implementation (IUnknown) //
// //
///////////////////////////////////////////////////////////////////////////////
HRESULT CSnapIn::QueryInterface (REFIID riid, void **ppv)
{
if (IsEqualIID(riid, IID_IComponent) || IsEqualIID(riid, IID_IUnknown))
{
*ppv = (LPCOMPONENT)this;
m_cRef++;
return S_OK;
}
else if (IsEqualIID(riid, IID_IExtendContextMenu))
{
*ppv = (LPEXTENDCONTEXTMENU)this;
m_cRef++;
return S_OK;
}
else
{
*ppv = NULL;
return E_NOINTERFACE;
}
}
ULONG CSnapIn::AddRef (void)
{
return ++m_cRef;
}
ULONG CSnapIn::Release (void)
{
if (--m_cRef == 0) {
delete this;
return 0;
}
return m_cRef;
}
///////////////////////////////////////////////////////////////////////////////
// //
// CSnapIn object implementation (IComponent) //
// //
///////////////////////////////////////////////////////////////////////////////
STDMETHODIMP CSnapIn::Initialize(LPCONSOLE lpConsole)
{
HRESULT hr;
// Save the IConsole pointer
m_pConsole = lpConsole;
m_pConsole->AddRef();
hr = m_pConsole->QueryInterface(IID_IHeaderCtrl,
reinterpret_cast<void**>(&m_pHeader));
// Give the console the header control interface pointer
if (SUCCEEDED(hr))
m_pConsole->SetHeader(m_pHeader);
m_pConsole->QueryInterface(IID_IResultData,
reinterpret_cast<void**>(&m_pResult));
hr = m_pConsole->QueryConsoleVerb(&m_pConsoleVerb);
hr = m_pConsole->QueryInterface(IID_IDisplayHelp,
reinterpret_cast<void**>(&m_pDisplayHelp));
return S_OK;
}
STDMETHODIMP CSnapIn::Destroy(MMC_COOKIE cookie)
{
if (m_pConsole != NULL)
{
m_pConsole->SetHeader(NULL);
m_pConsole->Release();
m_pConsole = NULL;
}
if (m_pHeader != NULL)
{
m_pHeader->Release();
m_pHeader = NULL;
}
if (m_pResult != NULL)
{
m_pResult->Release();
m_pResult = NULL;
}
if (m_pConsoleVerb != NULL)
{
m_pConsoleVerb->Release();
m_pConsoleVerb = NULL;
}
if (m_pDisplayHelp != NULL)
{
m_pDisplayHelp->Release();
m_pDisplayHelp = NULL;
}
return S_OK;
}
STDMETHODIMP CSnapIn::Notify(LPDATAOBJECT lpDataObject, MMC_NOTIFY_TYPE event, LPARAM arg, LPARAM param)
{
HRESULT hr = S_OK;
switch(event)
{
case MMCN_COLUMNS_CHANGED:
hr = S_OK;
break;
case MMCN_DBLCLICK:
hr = S_FALSE;
break;
case MMCN_ADD_IMAGES:
HBITMAP hbmp16x16;
HBITMAP hbmp32x32;
hbmp16x16 = LoadBitmap(g_hInstance, MAKEINTRESOURCE(IDB_16x16));
if (hbmp16x16)
{
hbmp32x32 = LoadBitmap(g_hInstance, MAKEINTRESOURCE(IDB_32x32));
if (hbmp32x32)
{
LPIMAGELIST pImageList = (LPIMAGELIST) arg;
// Set the images
pImageList->ImageListSetStrip(reinterpret_cast<LONG_PTR *>(hbmp16x16),
reinterpret_cast<LONG_PTR *>(hbmp32x32),
0, RGB(255, 0, 255));
DeleteObject(hbmp32x32);
}
DeleteObject(hbmp16x16);
}
break;
case MMCN_SHOW:
if (arg == TRUE)
{
RESULTDATAITEM resultItem;
LPGPEDATAOBJECT pGPEDataObject;
MMC_COOKIE cookie;
INT i;
LPCONSOLE2 lpConsole2;
//
// Get the cookie of the scope pane item
//
hr = lpDataObject->QueryInterface(IID_IGPEDataObject, (LPVOID *)&pGPEDataObject);
if (FAILED(hr))
return S_OK;
hr = pGPEDataObject->GetCookie(&cookie);
pGPEDataObject->Release(); // release initial ref
if (FAILED(hr))
return S_OK;
//
// Prepare the view
//
m_pHeader->InsertColumn(0, m_column1, LVCFMT_LEFT, m_nColumnSize);
m_pResult->SetViewMode(m_lViewMode);
//
// Add result pane items for this node
//
for (i = 0; i < g_NameSpace[cookie].cResultItems; i++)
{
resultItem.mask = RDI_STR | RDI_IMAGE | RDI_PARAM;
resultItem.str = MMC_CALLBACK;
resultItem.nImage = g_NameSpace[cookie].pResultItems[i].iImage;
resultItem.lParam = (LPARAM) &g_NameSpace[cookie].pResultItems[i];
m_pResult->InsertItem(&resultItem);
}
m_pResult->Sort(0, 0, -1);
if (m_bExpand)
{
hr = m_pConsole->QueryInterface(IID_IConsole2,
reinterpret_cast<void**>(&lpConsole2));
if (SUCCEEDED(hr))
{
if (m_pcd->m_hRoot)
{
lpConsole2->Expand(m_pcd->m_hRoot, TRUE);
}
if (m_pcd->m_hMachine)
{
lpConsole2->Expand(m_pcd->m_hMachine, TRUE);
}
if (m_pcd->m_hUser)
{
lpConsole2->Expand(m_pcd->m_hUser, TRUE);
}
lpConsole2->Release();
}
m_bExpand = FALSE;
}
}
else
{
m_pHeader->GetColumnWidth(0, &m_nColumnSize);
m_pResult->GetViewMode(&m_lViewMode);
}
break;
case MMCN_SELECT:
if (m_pConsoleVerb)
{
LPRESULTITEM pItem;
LPGPEDATAOBJECT pGPEDataObject;
DATA_OBJECT_TYPES type;
MMC_COOKIE cookie;
//
// Set the default verb to open
//
m_pConsoleVerb->SetDefaultVerb(MMC_VERB_OPEN);
//
// See if this is one of our items.
//
hr = lpDataObject->QueryInterface(IID_IGPEDataObject, (LPVOID *)&pGPEDataObject);
if (FAILED(hr))
break;
pGPEDataObject->GetType(&type);
pGPEDataObject->GetCookie(&cookie);
pGPEDataObject->Release();
//
// If this is a result pane item or the root of the namespace
// nodes, enable the Properties menu item
//
if (m_pcd->m_pGPO)
{
if ((type == CCT_RESULT) || ((type == CCT_SCOPE) && (cookie == 0)))
{
m_pConsoleVerb->SetVerbState(MMC_VERB_PROPERTIES, ENABLED, TRUE);
//
// If this is a result pane item, then change the default
// verb to Properties.
//
if (type == CCT_RESULT)
m_pConsoleVerb->SetDefaultVerb(MMC_VERB_PROPERTIES);
}
}
}
break;
case MMCN_CONTEXTHELP:
{
if (m_pDisplayHelp)
{
LPOLESTR pszHelpTopic;
LPGPEDATAOBJECT pGPEDataObject;
MMC_COOKIE cookie;
//
// Get the cookie of the scope pane item
//
hr = lpDataObject->QueryInterface(IID_IGPEDataObject, (LPVOID *)&pGPEDataObject);
if (FAILED(hr))
return S_OK;
hr = pGPEDataObject->GetCookie(&cookie);
pGPEDataObject->Release(); // release initial ref
if (FAILED(hr))
return S_OK;
pszHelpTopic = (LPOLESTR) CoTaskMemAlloc (50 * sizeof(WCHAR));
if (pszHelpTopic)
{
lstrcpy (pszHelpTopic, g_NameSpace[cookie].lpHelpTopic);
m_pDisplayHelp->ShowTopic (pszHelpTopic);
}
}
}
break;
default:
hr = E_UNEXPECTED;
break;
}
return hr;
}
STDMETHODIMP CSnapIn::GetDisplayInfo(LPRESULTDATAITEM pResult)
{
if (pResult)
{
if (pResult->bScopeItem == TRUE)
{
if (pResult->mask & RDI_STR)
{
if (pResult->nCol == 0)
{
pResult->str = g_NameSpace[pResult->lParam].szDisplayName;
}
else
{
pResult->str = L"";
}
}
if (pResult->mask & RDI_IMAGE)
{
if (m_pcd->m_pGPO)
pResult->nImage = g_NameSpace[pResult->lParam].iIcon;
else
pResult->nImage = 3;
}
}
else
{
if (pResult->mask & RDI_STR)
{
if (pResult->nCol == 0)
{
LPRESULTITEM lpResultItem = (LPRESULTITEM)pResult->lParam;
if (lpResultItem->szDisplayName[0] == TEXT('\0'))
{
LoadString (g_hInstance, lpResultItem->iStringID,
lpResultItem->szDisplayName,
MAX_DISPLAYNAME_SIZE);
}
pResult->str = lpResultItem->szDisplayName;
}
if (pResult->str == NULL)
pResult->str = (LPOLESTR)L"";
}
}
}
return S_OK;
}
STDMETHODIMP CSnapIn::QueryDataObject(MMC_COOKIE cookie, DATA_OBJECT_TYPES type, LPDATAOBJECT *ppDataObject)
{
return m_pcd->QueryDataObject(cookie, type, ppDataObject);
}
STDMETHODIMP CSnapIn::GetResultViewType(MMC_COOKIE cookie, LPOLESTR *ppViewType,
long *pViewOptions)
{
return S_FALSE;
}
STDMETHODIMP CSnapIn::CompareObjects(LPDATAOBJECT lpDataObjectA, LPDATAOBJECT lpDataObjectB)
{
HRESULT hr = S_FALSE;
LPGPEDATAOBJECT pGPEDataObjectA, pGPEDataObjectB;
MMC_COOKIE cookie1, cookie2;
if (lpDataObjectA == NULL || lpDataObjectB == NULL)
return E_POINTER;
//
// QI for the private GPODataObject interface
//
if (FAILED(lpDataObjectA->QueryInterface(IID_IGPEDataObject,
(LPVOID *)&pGPEDataObjectA)))
{
return S_FALSE;
}
if (FAILED(lpDataObjectB->QueryInterface(IID_IGPEDataObject,
(LPVOID *)&pGPEDataObjectB)))
{
pGPEDataObjectA->Release();
return S_FALSE;
}
pGPEDataObjectA->GetCookie(&cookie1);
pGPEDataObjectB->GetCookie(&cookie2);
if (cookie1 == cookie2)
{
hr = S_OK;
}
pGPEDataObjectA->Release();
pGPEDataObjectB->Release();
return hr;
}
///////////////////////////////////////////////////////////////////////////////
// //
// CSnapIn object implementation (IExtendContextMenu) //
// //
///////////////////////////////////////////////////////////////////////////////
STDMETHODIMP CSnapIn::AddMenuItems(LPDATAOBJECT piDataObject,
LPCONTEXTMENUCALLBACK pCallback,
LONG *pInsertionAllowed)
{
return m_pcd->AddMenuItems (piDataObject, pCallback, pInsertionAllowed);
}
STDMETHODIMP CSnapIn::Command(LONG lCommandID, LPDATAOBJECT piDataObject)
{
return m_pcd->Command (lCommandID, piDataObject);
}