How to add date range filter on Morphx Report in Ax 2009/12

Classdeclaration:

public class ReportRun extends ObjectRun
{
DialogField salesstatus;
DialogFIeld fromDate,toDate;
SalesTable _salesTable;
TransDate _fromDate, _toDate;

}

public Object dialog(Object _dialog)
{
Dialog dialog = _dialog ;
;

// dialog = super();

// Set a title for dialog
dialog.caption( ‘Simple Dialog’);

// Add a new field to Dialog

fromDate = dialog.addField(extendedTypeStr(TransDate), ‘From Date’ );
toDate = dialog.addField(extendedTypeStr(TransDate), ‘To Date’ );
return dialog;

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public boolean getFromDialog()
{
// Retrieve values from Dialog
_fromdate = fromdate.value();
_toDate = toDate.value();

return true;
}

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public container pack()
{
return connull();
}

————————————–

public boolean unpack(container packedClass)
{
Version version = RunBase::getVersion(packedClass);
return true;
}

———————————————

public boolean fetch()
{
boolean ret = true;

// ret = super();

while select _salesTable
where _salesTable.DeliveryDate >= _fromDate
&& _salesTable.DeliveryDate <= _toDate

element.send(_salesTable);
return ret;
}

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