CTableTLIPtrArrayStorage.cp   [plain text]

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/* $Header: /cvs/kfm/KerberosClients/KerberosApp/Sources/CTableTLIPtrArrayStorage.cp,v 1.5 2002/04/09 19:46:13 smcguire Exp $ */

// =================================================================================
//	CTableTLIPtrArrayStorage.cp
// =================================================================================

/* Simple subclass of LTableArrayStorage that assumes the items in the array
   are pointed to CTicketListItem objects, so that the storage for those objects should be
   deleted before the array entries are removed, to prevent memory leaks. */
   
#include "CTableTLIPtrArrayStorage.h"
#include "CTicketListItem.h"

PP_Using_Namespace_PowerPlant

// ---------------------------------------------------------------------------
//	¥ CTableTLIPtrArrayStorage					Constructor				  [public]
// ---------------------------------------------------------------------------
// just pass arguments along to the superclass

CTableTLIPtrArrayStorage::CTableTLIPtrArrayStorage(
	LTableView	*inTableView,
	UInt32		inDataSize)
		: LTableArrayStorage(inTableView, inDataSize)
{
}

// ---------------------------------------------------------------------------
//	¥ CTableTLIPtrArrayStorage					Constructor				  [public]
// ---------------------------------------------------------------------------
// just pass arguments along to the superclass

CTableTLIPtrArrayStorage::CTableTLIPtrArrayStorage(
	LTableView		*inTableView,
	LArray			*inDataArray)
		: LTableArrayStorage(inTableView, inDataArray)
{
}

// ---------------------------------------------------------------------------
//	¥ ~CTableTLIPtrArrayStorage					Destructor				  [public]
// ---------------------------------------------------------------------------
// does nothing

CTableTLIPtrArrayStorage::~CTableTLIPtrArrayStorage()
{
}

// ---------------------------------------------------------------------------
//	¥ RemoveRows													  [public]
// ---------------------------------------------------------------------------
//	Removes rows from an PtrArrayStorage
//  Deletes object pointed to by item storage, then calls inherited method

void
CTableTLIPtrArrayStorage::RemoveRows(
	UInt32		inHowMany,
	TableIndexT	inFromRow)
{
	STableCell	cellToFree(inFromRow, 1);
	UInt32		dataSize;
	CTicketListItem		*ptrToFree;

	TableIndexT	rows, cols;
	mTableView->GetTableSize(rows, cols);
	
	for (cellToFree.row = inFromRow; cellToFree.row < inFromRow+inHowMany; cellToFree.row++) {
		for (cellToFree.col = 1; cellToFree.col <= cols; cellToFree.col++) {
			
			// map cell to array index
			//mTableView->CellToIndex(cellToFree, arrayIndex);
			
			mTableView->GetCellData(cellToFree, nil, dataSize);
			mTableView->GetCellData(cellToFree, &ptrToFree, dataSize);
			
			delete ptrToFree; 
			
		}
	}
		
	// call superclass's method
	LTableArrayStorage::RemoveRows(inHowMany, inFromRow);
}


// ---------------------------------------------------------------------------
//	¥ RemoveCols													  [public]
// ---------------------------------------------------------------------------
//	Removes columns from an PtrArrayStorage
//  Deletes object pointed to by item storage, then calls inherited method

void
CTableTLIPtrArrayStorage::RemoveCols(
	UInt32		inHowMany,
	TableIndexT	inFromCol)
{
	
	STableCell	cellToFree(1, inFromCol);
	UInt32		arrayIndex, dataSize;
	CTicketListItem		*ptrToFree;

	TableIndexT	rows, cols;
	mTableView->GetTableSize(rows, cols);
	
	for (cellToFree.row = 1; cellToFree.row <= rows; cellToFree.row++) {
		for (cellToFree.col = inFromCol; cellToFree.col < inFromCol + inHowMany; cellToFree.col++) {
			
			// map cell to array index
			mTableView->CellToIndex(cellToFree, arrayIndex);
			
			mTableView->GetCellData(arrayIndex, nil, dataSize);
			mTableView->GetCellData(arrayIndex, &ptrToFree, dataSize);
			
			delete ptrToFree; 
			
		}
	}

	// call superclass's method
	LTableArrayStorage::RemoveCols(inHowMany, inFromCol);
}