oracle.jbo
Class NavigationEvent

java.lang.Object
java.util.EventObject
oracle.jbo.JboEvent
oracle.jbo.NavigationEvent

All Implemented Interfaces:

java.io.Serializable

public class NavigationEvent

extends JboEvent

An event generated by RowSet to inform its listeners when the iterator position in a View Object changes.

Since:

JDeveloper 3.0

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.EventObject

source

Constructor Summary

NavigationEvent(NavigatableRowIterator source, Row previousRow, Row currentRow)
Creates a navagation event when a new row becomes current.

Method Summary

Row	getPreviousRow() Identifies the row that was previously the current row.
int	getPreviousRowIndex() Identifies the row that was previously the current row.
Row	getRow() Identifies the row that is to become the current row.
int	getRowIndex() Gets the index of the row that is to become the current row.
java.lang.String	toString() Internal: For debugging only.

Methods inherited from class java.util.EventObject

getSource

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

NavigationEvent

public NavigationEvent(NavigatableRowIterator source,
                       Row previousRow,
                       Row currentRow)

Creates a navagation event when a new row becomes current.

Parameters:

source - an accessor to a set of rows.

previousRow - the row that was the current row.

currentRow - the row that is to become the current row.

Method Detail

getRow

public final Row getRow()

Identifies the row that is to become the current row.

Returns:

the new row.

getRowIndex

public final int getRowIndex()

Gets the index of the row that is to become the current row.

Returns:

the index relative to the begining of the view.

getPreviousRow

public final Row getPreviousRow()

Identifies the row that was previously the current row.

Returns:

the previous row.

getPreviousRowIndex

public final int getPreviousRowIndex()

Identifies the row that was previously the current row.

Returns:

the index relative to the begining of the view. If no row was previously current, -1 is returned.

toString

public java.lang.String toString()

Internal: For debugging only.

Returns:

a diagnostic string.