Class DatasheetRows

pattern/db/__init__.py:1898–1946

# Datasheet.rows mimics the operations on Datasheet:

class DatasheetRows(list):
    
    def __init__(self, datasheet):
        self._datasheet = datasheet

    def __setitem__(self, i, row):
        self._datasheet.pop(i)
        self._datasheet.insert(i, row)
    def __getitem__(self, i):
        return list.__getitem__(self._datasheet, i)
    def __delitem__(self, i):
        self.pop(i)
    def __len__(self):
        return len(self._datasheet)
    def __iter__(self):
        for i in xrange(len(self)): yield list.__getitem__(self._datasheet, i)
    def __repr__(self):
        return repr(self._datasheet)
    def __add__(self, row):
        raise TypeError, "unsupported operand type(s) for +: 'Datasheet.rows' and '%s'" % row.__class__.__name__
    def __iadd__(self, row):
        self.append(row); return self
    def __eq__(self, rows):
        return self._datasheet.__eq__(rows)
    def __ne__(self, rows):
        return self._datasheet.__ne__(rows)

    def insert(self, i, row, default=None):
        self._datasheet.insert(i, row, default)
    def append(self, row, default=None):
        self._datasheet.append(row, default)    
    def extend(self, rows, default=None):
        self._datasheet.extend(rows, default)
    def remove(self, row):
        self._datasheet.remove(row)
    def pop(self, i):
        return self._datasheet.pop(i)
        
    def count(self, row):
        return self._datasheet.count(row)
    def index(self, row):
        return self._datasheet.index(row)
    def sort(self, cmp=None, key=None, reverse=False):
        self._datasheet.sort(cmp, key, reverse)
    def reverse(self):
        self._datasheet.reverse()
        
    def swap(self, i1, i2):
        self[i1], self[i2] = self[i2], self[i1]

#--- DATASHEET COLUMNS -----------------------------------------------------------------------------