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/*++
� 1998 Seagate Software, Inc. All rights reserved.
Module Name:
evntsnap.cpp
Abstract:
This module is responsible for handling the notification calls from MMC for CSakSnap.
Author:
Rohde Wakefield [rohde] 06-Mar-1997
Revision History:
--*/
#include "stdafx.h"
#include "CSakSnap.h"
#include "CSakData.h"
HRESULTCSakSnap::OnShow( IN IDataObject* pDataObject, IN LPARAM arg, IN LPARAM param )/*++
Routine Description:
The result view is just about to be shown. Set the headers for the result view. Param is the unique identifier (an HSCOPEITEM) of the selected or deselected item.
Arguments:
pDataObject - The node which is showing.
arg -
param -
Return Value:
S_OK - Created successfully.
E_xxxxxxxxxxx - Failure occurred.
--*/{ WsbTraceIn( L"CSakSnap::OnShow", L"pDataObject = <0x%p>, arg = <%ld><0x%p>, param = <%ld><0x%p>", pDataObject, arg, arg, param, param ); HRESULT hr = S_OK;
try {
CComPtr<ISakNode> pNode; //
// We've got a regular data object (single select)
//
WsbAffirmHr( m_pSakData->GetBaseHsmFromDataObject( pDataObject, &pNode, NULL ) );
//
// Arg is TRUE when it is time to enumerate
//
if( arg ) {
//
// Initialize child node list prior to graphically enumerating them
//
WsbAffirmHr( m_pSakData->EnsureChildrenAreCreated( pNode ) );
//
// Show the the node's children column headers in the result view.
//
WsbAffirmHr( InitResultPaneHeaders( pNode ) );
//
// Enumerate both the scope and result views. "Param" contains the
// HSCOPEITEM of the node being shown.
//
WsbAffirmHr( EnumResultPane( pNode ) );
} else {
//
// The node is being contracted - save the result pane configuration
//
//
// Save them in CSakSnap for this node
//
WsbAffirmHr( SaveColumnWidths( pNode ) );
//
// Free data associated with the result pane items, because
// your node is no longer being displayed.
// Note: The console will remove the items from the result pane
//
}
} WsbCatch( hr );
WsbTraceOut( L"CSakSnap::OnShow", L"hr = <%ls>", WsbHrAsString( hr ) ); return( hr );} HRESULTCSakSnap::OnChange( IN IDataObject* pDataObject, IN LPARAM arg, IN LPARAM param )/*++
Routine Description:
Update the scope and result panes from the already existing objects.
Arguments:
pNode - The node which is showing.
arg -
param -
Return Value:
S_OK - Created successfully.
E_xxxxxxxxxxx - Failure occurred.
--*/{ WsbTraceIn( L"CSakSnap::OnChange", L"pDataObject = <0x%p>, arg = <%ld><0x%p>, param = <%ld><0x%p>", pDataObject, arg, arg, param, param );
HRESULT hr = S_OK;
try {
CComPtr<ISakNode> pNode; MMC_COOKIE cookie;
//
// We've got a regular data object (single select)
//
WsbAffirmHr( m_pSakData->GetBaseHsmFromDataObject( pDataObject, &pNode, NULL ) ); WsbAffirmHr( m_pSakData->GetCookieFromBaseHsm( pNode, &cookie ) );
//
// Find out if object is still valid
//
if( S_OK == pNode->IsValid( ) ) {
//
// Refresh the object itself
//
pNode->RefreshObject( );
//
// If this node's children are currently enumerated in the result pane,
// delete and recreate all children
//
if( pNode == m_pEnumeratedNode ) {
//
// Re-show the the node's children column headers in the result view.
// We do this because some views may change the number of columns they show
//
//
// Save the current configuration
//
WsbAffirmHr( SaveColumnWidths( pNode ) );
//
// Clear out the MMC Result Pane
//
WsbAffirmHr( ClearResultPane() );
//
// Recreate the headers
//
WsbAffirmHr( InitResultPaneHeaders( pNode ) );
//
// Refresh the children
//
MMC_COOKIE cookie; WsbAffirmHr( m_pSakData->GetCookieFromBaseHsm( pNode, &cookie ) ); WsbAffirmHr( m_pSakData->InternalRefreshNode( cookie ) );
//
// Redisplay children in the result pane
//
WsbAffirmHr( EnumResultPane( pNode ) );
} else {
//
// If this is the active node (but not displayed in the result pane,
// destroy and recreate it's child nodes
//
if( cookie == m_ActiveNodeCookie) {
//
// This node's children are not currently in the result pane.
// Refresh the children
//
WsbAffirmHr( m_pSakData->RefreshNode( pNode ) );
} }
//
// Is this a leaf node?
//
if( pNode->IsContainer() != S_OK ) {
//
// Redisplay in the result pane
// Tell MMC to update the item
//
// Get the cookie for the node
//
if( cookie > 0 ) {
HRESULTITEM itemID; WsbAffirmHr( m_pResultData->FindItemByLParam( cookie, &itemID ) );
//
// Force the result pane to udpate this item
// Note that we have to force an icon update ourselves
//
RESULTDATAITEM resultItem; memset( &resultItem, 0, sizeof(RESULTDATAITEM) );
resultItem.itemID = itemID; WsbAffirmHr( pNode->GetResultIcon( m_pSakData->m_State, &resultItem.nImage ) ); resultItem.mask |= RDI_IMAGE;
WsbAffirmHr( m_pResultData->SetItem( &resultItem ) ); WsbAffirmHr( m_pResultData->UpdateItem( itemID ) );
} }
} else {
//
// Not valid - have parent update
//
CComPtr<ISakNode> pParentNode; WsbAffirmHr( pNode->GetParent( &pParentNode ) ); WsbAffirmHr( m_pSakData->UpdateAllViews( pParentNode ) );
}
} WsbCatch( hr );
WsbTraceOut( L"CSakSnap::OnChange", L"hr = <%ls>", WsbHrAsString( hr ) ); return( hr );}
HRESULTCSakSnap::OnRefresh( IN IDataObject* pDataObject, IN LPARAM arg, IN LPARAM param )/*++
Routine Description:
Arguments:
pNode - The node
arg -
param -
Return Value:
S_OK - Created successfully.
E_xxxxxxxxxxx - Failure occurred.
--*/{ WsbTraceIn( L"CSakSnap::OnRefresh", L"pDataObject = <0x%p>, arg = <%ld><0x%p>, param = <%ld><0x%p>", pDataObject, arg, arg, param, param );
HRESULT hr = S_OK;
try {
CComPtr<ISakNode> pNode; //
// We've got a regular data object (single select)
//
WsbAffirmHr( m_pSakData->GetBaseHsmFromDataObject( pDataObject, &pNode, NULL ) ); WsbAffirmHr( m_pSakData->UpdateAllViews( pNode ) );
} WsbCatch( hr );
WsbTraceOut( L"CSakSnap::OnRefresh", L"hr = <%ls>", WsbHrAsString( hr ) ); return( hr );}
HRESULTCSakSnap::OnDelete( IN IDataObject* pDataObject, IN LPARAM arg, IN LPARAM param )/*++
Routine Description:
Arguments:
pDataObject - The node
arg -
param -
Return Value:
S_OK - Created successfully.
E_xxxxxxxxxxx - Failure occurred.
--*/{ WsbTraceIn( L"CSakSnap::OnDelete", L"pDataObject = <0x%p>, arg = <%ld><0x%p>, param = <%ld><0x%p>", pDataObject, arg, arg, param, param );
HRESULT hr = S_OK; CComPtr<ISakNode> pNode;
try {
//
// We've got a regular data object (single select)
//
WsbAffirmHr( m_pSakData->GetBaseHsmFromDataObject( pDataObject, &pNode, NULL ) ); WsbAffirmHr ( pNode->DeleteObject() );
} WsbCatch( hr );
WsbTraceOut( L"CSakSnap::OnDelete", L"hr = <%ls>", WsbHrAsString( hr ) ); return( hr );}
HRESULTCSakSnap::OnSelect( IN IDataObject* pDataObject, IN LPARAM arg, IN LPARAM param )/*++
Routine Description:
Called when a node is selected. If the node is in the scope pane, save it as the currently active node.
Arguments:
pNode - The
arg -
param -
Return Value:
S_OK - Created successfully.
E_xxxxxxxxxxx - Failure occurred.
--*/{ WsbTraceIn( L"CSakSnap::OnSelect", L"pDataObject = <0x%p>, arg = <%ld><0x%p>, param = <%ld><0x%p>", pDataObject, arg, arg, param, param ); BOOL bState; BOOL bMultiSelect; MMC_CONSOLE_VERB defaultVerb = MMC_VERB_NONE; HRESULT hr = S_OK;
try {
CComPtr<IEnumGUID> pEnumObjectId; CComPtr<ISakNode> pNode; WsbAffirmHr( m_pSakData->GetBaseHsmFromDataObject( pDataObject, &pNode, &pEnumObjectId ) ); // If we got back an enumeration, we're doing multi-select
bMultiSelect = pEnumObjectId ? TRUE : FALSE;
bState = ( m_pSakData->GetState() == S_OK );
//
// Set the verb state for the node
//
if( pNode->SupportsProperties( bMultiSelect ) == S_OK ) {
if( bState || ( pNode->SupportsPropertiesNoEngine() == S_OK) ) {
//
// Engine OK - enable
//
WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_PROPERTIES, HIDDEN, FALSE ) ); WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_PROPERTIES, ENABLED, TRUE ) ); defaultVerb = MMC_VERB_PROPERTIES;
} else {
//
// Engine down - set to disabled
//
WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_PROPERTIES, HIDDEN, FALSE ) ); WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_PROPERTIES, ENABLED, FALSE ) );
}
} else {
WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_PROPERTIES, HIDDEN, TRUE) );
}
if( pNode->SupportsRefresh( bMultiSelect ) == S_OK ) {
if( bState || ( pNode->SupportsRefreshNoEngine() == S_OK ) ) {
WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_REFRESH, HIDDEN, FALSE ) ); WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_REFRESH, ENABLED, TRUE ) );
} else {
WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_REFRESH, HIDDEN, TRUE ) );
}
} else {
WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_REFRESH, HIDDEN, TRUE ) );
} if( pNode->SupportsDelete( bMultiSelect ) == S_OK ) {
WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_DELETE, HIDDEN, FALSE ) ); WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_DELETE, ENABLED, bState ) );
} else {
WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_DELETE, HIDDEN, TRUE ) );
} //
// If container, default action should be to open, regardless
// of any previous work
//
if( S_OK == pNode->IsContainer( ) ) {
defaultVerb = MMC_VERB_OPEN;
}
WsbAffirmHr( m_pConsoleVerb->SetDefaultVerb( defaultVerb ) );
// Standard functionality NOT support by all items
WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_RENAME, HIDDEN, TRUE ) ); WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_COPY, HIDDEN, TRUE ) ); WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_PASTE, HIDDEN, TRUE ) ); WsbAffirmHr( m_pConsoleVerb->SetVerbState( MMC_VERB_PRINT, HIDDEN, TRUE ) ); // Extract data from the arg
BOOL bScope = (BOOL) LOWORD(arg); BOOL bSelect = (BOOL) HIWORD(arg); if( bScope && bSelect ) {
WsbAffirmHr( m_pSakData->GetCookieFromBaseHsm( pNode, &m_ActiveNodeCookie ) ); }
} WsbCatch( hr );
WsbTraceOut( L"CSakSnap::OnSelect", L"hr = <%ls>", WsbHrAsString( hr ) ); return( hr );}
HRESULTCSakSnap::OnMinimize( IN IDataObject* pDataObject, IN LPARAM arg, IN LPARAM param )/*++
Routine Description:
Arguments:
pNode - The node
arg -
param -
Return Value:
S_OK - Created successfully.
E_xxxxxxxxxxx - Failure occurred.
--*/{ WsbTraceIn( L"CSakSnap::OnMinimize", L"pDataObject = <0x%p>, arg = <%ld><0x%p>, param = <%ld><0x%p>", pDataObject, arg, arg, param, param );
HRESULT hr = S_OK;
WsbTraceOut( L"CSakSnap::OnMinimize", L"hr = <%ls>", WsbHrAsString( hr ) ); return( hr );}
HRESULTCSakSnap::EnumResultPane( IN ISakNode* pNode )/*++
Routine Description:
Insert the child items into the result pane.
Arguments:
pNode - The node which is expanding.
arg -
param -
Return Value:
S_OK - Created successfully.
E_xxxxxxxxxxx - Failure occurred.
--*/{ WsbTraceIn( L"CSakSnap::EnumResultPane", L"pNode = <0x%p>", pNode );
HRESULT hr = S_OK;
try {
WsbAffirmPointer( pNode );
CComPtr<IResultData> pResult; WsbAffirmHr( m_pConsole->QueryInterface( IID_IResultData, (void**)&pResult ) );
//
// Clear the result pane
//
WsbAffirmHr( ClearResultPane() );
//
// allocate and initialize a result item.
//
RESULTDATAITEM resultItem; memset( &resultItem, 0, sizeof(RESULTDATAITEM) ); //
// Loop through this node's children (just one level deep).
//
if( pNode->IsContainer( ) == S_OK ) {
CComPtr<IEnumUnknown> pEnum; // child enumerator
CComPtr<ISakNode> pNodeChild; // ISakNode pointer for the child
//
// Force a fresh list to be used - this way list is updated
// WRT added or deleted nodes
//
if( S_OK == pNode->HasDynamicChildren( ) ) {
WsbAffirmHr( m_pSakData->FreeEnumChildren( pNode ) ); WsbAffirmHr( pNode->InvalidateChildren() ) WsbAffirmHr( pNode->RefreshObject( ) );
}
//
// Enumerate and add in order
//
WsbAffirmHr( pNode->EnumChildren( &pEnum ) ); CComPtr<IUnknown> pUnk; int virtIndex = 0;
HRESULT hrEnum = S_OK;
while( S_OK == hrEnum ) {
//
// Clear these from previous iterations
//
pUnk.Release( ); pNodeChild.Release( );
//
// Get the next
//
hrEnum = pEnum->Next( 1, &pUnk, NULL ); WsbAffirmHr( hrEnum ); //
// Did we just hit the end of the list?
//
if( S_FALSE == hrEnum ) {
continue;
}
WsbAffirmHr( RsQueryInterface( pUnk, ISakNode, pNodeChild ) ); //
// MMC will automatically put in items from the scope
// pane so do not put these up.
//
if( pNodeChild->IsContainer( ) == S_OK ) {
continue;
}
//
// Put the first column of info into the result view.
//
memset( &resultItem, 0, sizeof(RESULTDATAITEM) );
resultItem.str = MMC_CALLBACK; resultItem.mask |= RDI_STR; //
// stuff the child BaseHsm interface in the RESULTDATAITEM lParam.
//
WsbAffirmHr( m_pSakData->GetCookieFromBaseHsm( pNodeChild, (MMC_COOKIE*)( &resultItem.lParam ) ) ); resultItem.mask |= RDI_PARAM;
WsbAffirmHr( pNodeChild->GetResultIcon( m_pSakData->m_State, &resultItem.nImage ) ); resultItem.mask |= RDI_IMAGE;
pResult->InsertItem( &resultItem );
} }
// Record the fact that this node is showing in the result pane
m_pEnumeratedNode = pNode;
} WsbCatch( hr );
WsbTraceOut( L"CSakSnap::EnumResultPane", L"hr = <%ls>", WsbHrAsString( hr ) ); return( hr );}
/*++
Routine Description:
Calls MMC to clear out the result pane.
Arguments:
Return Value:
S_OK - OK
E_xxxxxxxxxxx - Failure occurred.
--*/HRESULT CSakSnap::ClearResultPane(){ WsbTraceIn( L"CSakSnap::ClearResultPane", L""); HRESULT hr = S_OK;
try {
CComPtr<IResultData> pResult; WsbAffirmHr( m_pConsole->QueryInterface( IID_IResultData, (void**)&pResult ) ); WsbAffirmHr( pResult->DeleteAllRsltItems( ) ); m_pEnumeratedNode = NULL;
} WsbCatch (hr);
WsbTraceOut( L"CSakSnap::ClearResultPane", L"hr = <%ls>", WsbHrAsString( hr ) ); return hr;}
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