ilog.views.chart.event

Class DataSourceEvent

java.lang.Object

java.util.EventObject

ilog.views.chart.event.DataSourceEvent

All Implemented Interfaces:

Serializable

public class DataSourceEvent
extends EventObject

Describes changes made to an IlvDataSource object.

Since:

JViews 5.0

See Also:

DataSourceListener, Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static int	DATASET_ADDED Type of event sent when new data set is available from a data source.
static int	DATASET_REMOVED Type of event sent when a data set is no longer available from a data source.

Fields inherited from class java.util.EventObject

source

Constructor Summary

Constructors

Constructor and Description
DataSourceEvent(IlvDataSource dataSource, int type, int firstIdx, int lastIdx, IlvDataSet[] oldDataSets) Creates a new DataSourceEvent.

Method Summary

Modifier and Type	Method and Description
IlvDataSource	getDataSource() Returns the data source on which the event occurred.
int	getFirstIdx() Returns the index of the first data set affected by the modification.
int	getLastIdx() Returns the index of the last data set affected by the modification.
IlvDataSet[]	getOldDataSets() Returns the data sets provided by the data source before the change occurred.
int	getType() Returns the type of the event.
String	toString() Returns the string representation of this event.

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

Field Detail

DATASET_ADDED

public static final int DATASET_ADDED

Type of event sent when new data set is available from a data source.

See Also:

getType(), Constant Field Values

DATASET_REMOVED

public static final int DATASET_REMOVED

Type of event sent when a data set is no longer available from a data source.

See Also:

getType(), Constant Field Values

Constructor Detail

DataSourceEvent

public DataSourceEvent(IlvDataSource dataSource,
                       int type,
                       int firstIdx,
                       int lastIdx,
                       IlvDataSet[] oldDataSets)

Creates a new DataSourceEvent.

Parameters:

type - The type of the modification.

firstIdx - The index of the first data set affected by the modification.

lastIdx - The index of the last data set affected by the modification.

oldDataSets - The data sets provided by the data source before the change occurred.

See Also:

getFirstIdx(), getLastIdx(), getType()

Method Detail

getType

public final int getType()

Returns the type of the event.

See Also:

DATASET_ADDED, DATASET_REMOVED

getOldDataSets

public final IlvDataSet[] getOldDataSets()

Returns the data sets provided by the data source before the change occurred.

getFirstIdx

public int getFirstIdx()

Returns the index of the first data set affected by the modification. If the type of the event is DATASET_ADDED, this index corresponds to a data set in the modified data source. If the type of the event is DATASET_REMOVED, this index corresponds to a data set in the array returned by the getOldDataSets() method.

See Also:

getType()

getLastIdx

public int getLastIdx()

Returns the index of the last data set affected by the modification. If the type of the event is DATASET_ADDED, this index corresponds to a data set in the modified data source. If the type of the event is DATASET_REMOVED, this index corresponds to a data set in the array returned by the getOldDataSets() method.

See Also:

getType()

getDataSource

public final IlvDataSource getDataSource()

Returns the data source on which the event occurred.

toString

public String toString()

Returns the string representation of this event.

Overrides:

toString in class EventObject