JRGroupListener

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jet.udo
Interface JRGroupListener

public interface JRGroupListener

The interface for objects needs a group of records when paging process. For example, a crosstab placed in group header needs the records of current group for calculating its aggregation functions.

Method Summary
`void`	`fetchNewRecord(Record record)` When binding UDO Display Value with a field or a group, user needs to do some preparations after fetching every piece of record. The method will be called when fetching each new record.
`void`	`finishFetchRecords()` When binding UDO Display Value with a field or a group, user needs to do some preparations after fetching the last record. The method will be called after you fetched the last record.
`void`	`prepareFetchRecords()` When binding UDO Display Value with a field or a group, user needs to do some preparations before fetching the first record. The method will be called before fetching the first record.
`void`	`setTemplate(JRObjectTemplate rptobj)` Sets the UDO's template.

Method Detail

setTemplate

void setTemplate(JRObjectTemplate rptobj)

Sets the UDO's template.

Parameters:: rptobj - The template of the UDO.
See Also:: JRObjectTemplate

prepareFetchRecords

void prepareFetchRecords()

When binding UDO Display Value with a field or a group,
user needs to do some preparations before fetching the first record.
The method will be called before fetching the first record.

finishFetchRecords

void finishFetchRecords()

When binding UDO Display Value with a field or a group,
user needs to do some preparations after fetching the last record.
The method will be called after you fetched the last record.

fetchNewRecord

void fetchNewRecord(Record record)

When binding UDO Display Value with a field or a group,
user needs to do some preparations after fetching every piece of record.
The method will be called when fetching each new record.

Parameters:: record - jet.connect.Record Current record.
See Also:: Record