479 lines
13 KiB
C++
479 lines
13 KiB
C++
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//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1999
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//
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// File: coldata.cpp
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//
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// Contents: Access Column Persistence data.
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//
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// History: 25-Jan-99 AnandhaG Created
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//
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//--------------------------------------------------------------------------
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#include "stdafx.h"
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#include "columninfo.h"
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#include "colwidth.h"
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CColumnData::CColumnData()
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{
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}
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CColumnData::~CColumnData()
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{
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}
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//+-------------------------------------------------------------------
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//
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// Member: GetColumnData
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//
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// Synopsis: Helper function to retrieve the column data for a
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// given column-id.
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//
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// Arguments: [pColID] - Column-Set identifier.
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// [columnSetData] - CColumnSetData, used to return the
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// persisted column information.
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//
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// Returns: S_OK - if data found else S_FALSE.
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//
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// History: 01-25-1999 AnandhaG Created
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// 05-04-1999 AnandhaG Changed first param to SColumnSetID.
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//
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//--------------------------------------------------------------------
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HRESULT CColumnData::GetColumnData(SColumnSetID* pColID, CColumnSetData& columnSetData)
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{
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MMC_TRY
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HRESULT hr = E_FAIL;
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do
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{
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CNodeInitObject* pNodeInit = dynamic_cast<CNodeInitObject*>(this);
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if (! pNodeInit)
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break;
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CViewData* pCV = pNodeInit->m_pNode->GetViewData();
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if (! pCV)
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break;
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CLSID clsidSnapin;
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hr = pNodeInit->GetSnapinCLSID(clsidSnapin);
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if (FAILED(hr))
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{
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ASSERT(FALSE);
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hr = E_FAIL;
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break;
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}
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// Get the persisted column data.
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BOOL bRet = pCV->RetrieveColumnData( clsidSnapin, *pColID, columnSetData);
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// No data.
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if (! bRet)
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{
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hr = S_FALSE;
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break;
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}
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hr = S_OK;
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} while ( FALSE );
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return hr;
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MMC_CATCH
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}
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//+-------------------------------------------------------------------
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//
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// Member: SetColumnData
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//
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// Synopsis: Helper function to set the column data for a
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// given column-id.
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//
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// Arguments: [pColID] - Column-Set identifier.
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// [columnSetData] - CColumnSetData, that should be
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// persisted.
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//
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// Returns: S_OK - if data is persisted else S_FALSE.
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//
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// History: 01-25-1999 AnandhaG Created
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// 05-04-1999 AnandhaG Changed first param to SColumnSetID.
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//
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//--------------------------------------------------------------------
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HRESULT CColumnData::SetColumnData(SColumnSetID* pColID, CColumnSetData& columnSetData)
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{
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MMC_TRY
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HRESULT hr = E_FAIL;
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do
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{
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CNodeInitObject* pNodeInit = dynamic_cast<CNodeInitObject*>(this);
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if (! pNodeInit)
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break;
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CViewData* pCV = pNodeInit->m_pNode->GetViewData();
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if (! pCV)
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break;
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CLSID clsidSnapin;
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hr = pNodeInit->GetSnapinCLSID(clsidSnapin);
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if (FAILED(hr))
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{
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ASSERT(FALSE);
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hr = E_FAIL;
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break;
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}
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// Copy the data into the internal data structures.
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BOOL bRet = pCV->SaveColumnData( clsidSnapin, *pColID, columnSetData);
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if (! bRet)
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{
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hr = E_FAIL;
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break;
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}
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hr = S_OK;
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} while ( FALSE );
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return hr;
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MMC_CATCH
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}
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//+-------------------------------------------------------------------
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//
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// Member: SetColumnConfigData
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//
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// Synopsis: Method snapin can call to set the column data for a
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// given column-id.
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// Any sort data that was persisted will be cleared by
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// this call.
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//
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// Arguments: [pColID] - Column-Set identifier.
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// [pcolSetData] - Column data that should be persisted.
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//
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// Returns: S_OK - if data is persisted else S_FALSE.
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//
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// History: 01-25-1999 AnandhaG Created
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// 05-04-1999 AnandhaG Changed first param to SColumnSetID.
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//
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//--------------------------------------------------------------------
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STDMETHODIMP CColumnData::SetColumnConfigData(SColumnSetID* pColID,
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MMC_COLUMN_SET_DATA* pColSetData)
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{
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DECLARE_SC_FOR_PUBLIC_INTERFACE(sc, _T("IColumnData::SetColumnConfigData"));
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if (NULL == pColID)
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{
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sc = E_INVALIDARG;
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TraceSnapinError(_T("NULL SColumnSetID ptr"), sc);
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return sc.ToHr();
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}
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if (NULL == pColSetData)
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{
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sc = E_INVALIDARG;
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TraceSnapinError(_T("NULL MMC_COLUMN_SET_DATA ptr"), sc);
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return sc.ToHr();
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}
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sc = S_FALSE;
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CColumnInfoList colInfoList;
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for (int i = 0; i < pColSetData->nNumCols; i++)
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{
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CColumnInfo colInfo;
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MMC_COLUMN_DATA* pColData = &(pColSetData->pColData[i]);
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colInfo.SetColWidth(pColData->nWidth);
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colInfo.SetColHidden( HDI_HIDDEN & pColData->dwFlags);
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colInfo.SetColIndex(pColData->nColIndex);
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if ( (colInfo.GetColIndex() == 0) && colInfo.IsColHidden() )
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return (sc = E_INVALIDARG).ToHr();
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// Add the CColumnInfo to the list.
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colInfoList.push_back(colInfo);
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}
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CColumnSetData columnSetData;
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columnSetData.set_ColumnInfoList(colInfoList);
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sc = SetColumnData(pColID, columnSetData);
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return sc.ToHr();
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}
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//+-------------------------------------------------------------------
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//
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// Member: GetColumnConfigData
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//
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// Synopsis: Method snapin can call to retrieve the column data for a
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// given column-id.
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//
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// Arguments: [pColID] - Column-Set identifier.
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// [ppcolSetData] - Persisted column-data that is returned.
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//
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// Returns: S_OK - if data is found else S_FALSE.
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//
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// History: 01-25-1999 AnandhaG Created
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// 05-04-1999 AnandhaG Changed first param to SColumnSetID.
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//
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//--------------------------------------------------------------------
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STDMETHODIMP CColumnData::GetColumnConfigData(SColumnSetID* pColID,
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MMC_COLUMN_SET_DATA** ppColSetData)
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{
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DECLARE_SC_FOR_PUBLIC_INTERFACE(sc, _T("IColumnData::GetColumnConfigData"));
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if (NULL == pColID)
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{
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sc = E_INVALIDARG;
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TraceSnapinError(_T("NULL SColumnSetID ptr"), sc);
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return sc.ToHr();
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}
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if (NULL == ppColSetData)
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{
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sc = E_INVALIDARG;
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TraceSnapinError(_T("NULL MMC_COLUMN_SET_DATA ptr"), sc);
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return sc.ToHr();
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}
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sc = S_FALSE;
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*ppColSetData = NULL;
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CColumnSetData columnSetData;
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sc = GetColumnData(pColID, columnSetData);
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if (S_OK != sc.ToHr())
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return sc.ToHr(); // data doesnt exist.
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CColumnInfoList* pColInfoList = columnSetData.get_ColumnInfoList();
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CColumnInfo colInfo;
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int nNumCols = pColInfoList->size();
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if (nNumCols <= 0)
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{
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sc = S_FALSE;
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return sc.ToHr();
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}
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// Allocate memory, copy & return the data.
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int cb = sizeof(MMC_COLUMN_SET_DATA) + sizeof(MMC_COLUMN_DATA) * nNumCols;
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BYTE* pb = (BYTE*)::CoTaskMemAlloc(cb);
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if (! pb)
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{
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sc = E_OUTOFMEMORY;
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return sc.ToHr();
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}
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*ppColSetData = (MMC_COLUMN_SET_DATA*)pb;
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(*ppColSetData)->cbSize = sizeof(MMC_COLUMN_SET_DATA);
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(*ppColSetData)->nNumCols = nNumCols;
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(*ppColSetData)->pColData = (MMC_COLUMN_DATA*)(pb + sizeof(MMC_COLUMN_SET_DATA));
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CColumnInfoList::iterator itColInfo;
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int i = 0;
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MMC_COLUMN_DATA* pColData = (*ppColSetData)->pColData;
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for (itColInfo = pColInfoList->begin();itColInfo != pColInfoList->end(); itColInfo++, i++)
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{
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pColData[i].nWidth = (*itColInfo).GetColWidth();
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pColData[i].dwFlags = (*itColInfo).IsColHidden() ? HDI_HIDDEN : 0;
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pColData[i].nColIndex = (*itColInfo).GetColIndex();
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}
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return sc.ToHr();
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}
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//+-------------------------------------------------------------------
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//
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// Member: SetColumnSortData
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//
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// Synopsis: Method snapin can call to set the sort data for a
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// given column-id.
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// Any column config data (width, order...) that was
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// persisted will not be affected by this call.
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//
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// Arguments: [pColID] - Column-Set identifier.
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// [pcolSorData] - Sort data that should be persisted.
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//
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// Returns: S_OK - if data is persisted else S_FALSE.
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//
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// History: 01-25-1999 AnandhaG Created
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// 05-04-1999 AnandhaG Changed first param to SColumnSetID.
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//
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//--------------------------------------------------------------------
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STDMETHODIMP CColumnData::SetColumnSortData(SColumnSetID* pColID,
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MMC_SORT_SET_DATA* pColSortData)
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{
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DECLARE_SC_FOR_PUBLIC_INTERFACE(sc, _T("IColumnData::SetColumnSortData"));
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if (NULL == pColID)
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{
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sc = E_INVALIDARG;
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TraceSnapinError(_T("NULL SColumnSetID ptr"), sc);
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return sc.ToHr();
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}
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if (NULL == pColSortData)
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{
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sc = E_INVALIDARG;
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TraceSnapinError(_T("NULL MMC_COLUMN_SET_DATA ptr"), sc);
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return sc.ToHr();
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}
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sc = S_FALSE;
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// First get old data. We need to preserve the width, view info.
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CColumnSetData columnSetData;
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sc = GetColumnData(pColID, columnSetData);
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if (sc)
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return sc.ToHr();
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CColumnSortList* pColSortList = columnSetData.get_ColumnSortList();
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pColSortList->clear();
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// For MMC version 1.2 we do only single column sorting.
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if (pColSortData->nNumItems > 1)
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{
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sc = S_FALSE;
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return sc.ToHr();
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}
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CColumnSortInfo colSortInfo;
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for (int i = 0; i < pColSortData->nNumItems; i++)
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{
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MMC_SORT_DATA* pSortData = &(pColSortData->pSortData[i]);
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::ZeroMemory(&colSortInfo, sizeof(colSortInfo));
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colSortInfo.m_nCol = pSortData->nColIndex;
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colSortInfo.m_dwSortOptions = pSortData->dwSortOptions;
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colSortInfo.m_lpUserParam = pSortData->ulReserved;
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// Add the CColumnSortInfo to the list.
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pColSortList->push_back(colSortInfo);
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}
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sc = SetColumnData(pColID, columnSetData);
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return sc.ToHr();
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}
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//+-------------------------------------------------------------------
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//
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// Member: GetColumnSortData
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//
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// Synopsis: Method snapin can call to retrieve the column sort data
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// for a given column-id.
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//
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// Arguments: [pColID] - Column-Set identifier.
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// [ppcolSortData] - Persisted column-sort-data that is returned.
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//
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// Returns: S_OK - if data is found else S_FALSE.
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//
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// History: 01-25-1999 AnandhaG Created
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||
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// 05-04-1999 AnandhaG Changed first param to SColumnSetID.
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//
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//--------------------------------------------------------------------
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STDMETHODIMP CColumnData::GetColumnSortData(SColumnSetID* pColID,
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MMC_SORT_SET_DATA** ppColSortData)
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{
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DECLARE_SC_FOR_PUBLIC_INTERFACE(sc, _T("IColumnData::SetColumnSortData"));
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if (NULL == pColID)
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{
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||
|
|
sc = E_INVALIDARG;
|
||
|
|
TraceSnapinError(_T("NULL SColumnSetID ptr"), sc);
|
||
|
|
return sc.ToHr();
|
||
|
|
}
|
||
|
|
|
||
|
|
if (NULL == ppColSortData)
|
||
|
|
{
|
||
|
|
sc = E_INVALIDARG;
|
||
|
|
TraceSnapinError(_T("NULL MMC_COLUMN_SET_DATA ptr"), sc);
|
||
|
|
return sc.ToHr();
|
||
|
|
}
|
||
|
|
|
||
|
|
sc = S_FALSE;
|
||
|
|
*ppColSortData = NULL;
|
||
|
|
|
||
|
|
CColumnSetData columnSetData;
|
||
|
|
sc = GetColumnData(pColID, columnSetData);
|
||
|
|
|
||
|
|
if (S_OK != sc.ToHr())
|
||
|
|
return sc.ToHr();
|
||
|
|
|
||
|
|
CColumnSortList* pColSortList = columnSetData.get_ColumnSortList();
|
||
|
|
CColumnSortInfo colSortInfo;
|
||
|
|
|
||
|
|
int nNumItems = pColSortList->size();
|
||
|
|
|
||
|
|
if (nNumItems <= 0)
|
||
|
|
{
|
||
|
|
sc = S_FALSE;
|
||
|
|
return sc.ToHr();
|
||
|
|
}
|
||
|
|
|
||
|
|
// For MMC 1.2 we sort on only one column.
|
||
|
|
ASSERT(nNumItems == 1);
|
||
|
|
|
||
|
|
int cb = sizeof(MMC_SORT_SET_DATA) + sizeof(MMC_SORT_DATA) * nNumItems;
|
||
|
|
BYTE* pb = (BYTE*)::CoTaskMemAlloc(cb);
|
||
|
|
|
||
|
|
if (! pb)
|
||
|
|
{
|
||
|
|
sc = E_OUTOFMEMORY;
|
||
|
|
return sc.ToHr();
|
||
|
|
}
|
||
|
|
|
||
|
|
*ppColSortData = (MMC_SORT_SET_DATA*)pb;
|
||
|
|
(*ppColSortData)->cbSize = sizeof(MMC_SORT_SET_DATA);
|
||
|
|
(*ppColSortData)->nNumItems = nNumItems;
|
||
|
|
(*ppColSortData)->pSortData = (MMC_SORT_DATA*)(pb + sizeof(MMC_SORT_SET_DATA));
|
||
|
|
|
||
|
|
CColumnSortList::iterator itSortInfo;
|
||
|
|
|
||
|
|
int i = 0;
|
||
|
|
MMC_SORT_DATA* pSortData = (*ppColSortData)->pSortData;
|
||
|
|
for (itSortInfo = pColSortList->begin();itSortInfo != pColSortList->end(); itSortInfo++, i++)
|
||
|
|
{
|
||
|
|
pSortData[i].nColIndex = (*itSortInfo).m_nCol;
|
||
|
|
pSortData[i].dwSortOptions = (*itSortInfo).m_dwSortOptions;
|
||
|
|
pSortData[i].ulReserved = (*itSortInfo).m_lpUserParam;
|
||
|
|
}
|
||
|
|
|
||
|
|
sc = S_OK;
|
||
|
|
|
||
|
|
return sc.ToHr();
|
||
|
|
}
|
||
|
|
|
||
|
|
HRESULT WINAPI ColumnInterfaceFunc(void* pv, REFIID riid, LPVOID* ppv, DWORD_PTR dw)
|
||
|
|
{
|
||
|
|
*ppv = NULL;
|
||
|
|
|
||
|
|
ASSERT(IID_IColumnData == riid);
|
||
|
|
|
||
|
|
CColumnData* pColData = (CColumnData*)(pv);
|
||
|
|
CNodeInitObject* pNodeInit = dynamic_cast<CNodeInitObject*>(pColData);
|
||
|
|
|
||
|
|
if (pNodeInit && pNodeInit->GetComponent())
|
||
|
|
{
|
||
|
|
IColumnData* pIColData = dynamic_cast<IColumnData*>(pNodeInit);
|
||
|
|
pIColData->AddRef();
|
||
|
|
*ppv = static_cast<void*>(pIColData);
|
||
|
|
|
||
|
|
return S_OK;
|
||
|
|
}
|
||
|
|
|
||
|
|
return E_NOINTERFACE;
|
||
|
|
}
|
||
|
|
|