from org.csstudio.display.builder.runtime.script import PVUtil
import pickle
import sys

try:
    from ipts_items.data import ProposalInfo

    pickled = PVUtil.getString(pvs[0], True)
    proposals = pickle.loads(pickled)
    
    data = []
    for prop in proposals:
        row = [ str(prop.proposal_id),
                prop.title.decode('utf-8'),
                prop.startdate,
                prop.members.decode('utf-8')
              ]
        data.append(row)

    # Clear selection to prevent selecting same row in changed data
    widget.setSelection(list())
    widget.setValue(data)

except:
    widget.setValue([ [ "-", "Only available at beam line\n" + str(sys.exc_info()[1]), "-", "-" ]])