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object --+ | _Navigation
Navigation base class that provides VPFish movement methods
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Inherited from |
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_index = -1
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bof returns True if no more usable records towards the beginning of the table |
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current_record returns current record (deleted or not) |
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current returns current index |
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eof returns True if no more usable records towards the end of the table |
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first_record returns first available record (does not move index) |
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last_record returns last available record (does not move index) |
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next_record returns next available record (does not move index) |
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prev_record returns previous available record (does not move index) |
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changes the record pointer to the first matching (deleted) record where should be either an integer, or 'top' or 'bottom'. top -> before first record bottom -> after last record |
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bofreturns True if no more usable records towards the beginning of the table
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current_recordreturns current record (deleted or not)
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currentreturns current index
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eofreturns True if no more usable records towards the end of the table
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first_recordreturns first available record (does not move index)
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last_recordreturns last available record (does not move index)
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next_recordreturns next available record (does not move index)
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prev_recordreturns previous available record (does not move index)
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