de.erichseifert.gral.data

Class DataChangeEvent

java.lang.Object

java.util.EventObject

de.erichseifert.gral.data.DataChangeEvent

All Implemented Interfaces:

java.io.Serializable

public class DataChangeEvent
extends java.util.EventObject

Class that stores information on a change of a specific data value in a data source.

See Also:

DataListener, DataSource, Serialized Form

Constructor Summary

Constructors

Constructor and Description
DataChangeEvent(DataSource source, int col, int row, java.lang.Comparable<T> valOld, java.lang.Comparable<T> valNew) Initializes a new event with data source, position of the data value, and the values.

Method Summary

Modifier and Type	Method and Description
int	getCol() Returns the column index of the value that was changed.
java.lang.Comparable<?>	getNew() Returns the new value after the change has been applied.
java.lang.Comparable<?>	getOld() Returns the old value before it has changed.
int	getRow() Returns the row index of the value that was changed.

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

DataChangeEvent

public DataChangeEvent(DataSource source,
                       int col,
                       int row,
                       java.lang.Comparable<T> valOld,
                       java.lang.Comparable<T> valNew)

Initializes a new event with data source, position of the data value, and the values.

Type Parameters:

T - Data type of the cell that has changed.

Parameters:

source - Data source.

col - Columns of the value.

row - Row of the value.

valOld - Old value.

valNew - New value.

Method Detail

getCol

public int getCol()

Returns the column index of the value that was changed.

Returns:

Column index of the changed value.

getRow

public int getRow()

Returns the row index of the value that was changed.

Returns:

Row index of the changed value.

getOld

public java.lang.Comparable<?> getOld()

Returns the old value before it has changed.

Returns:

Value before the change.

getNew

public java.lang.Comparable<?> getNew()

Returns the new value after the change has been applied.

Returns:

Value after the change.