oracle.dss.util
Class DataChangedEvent

java.lang.Object
  |
  +--java.util.EventObject
        |
        +--oracle.dss.util.ModelEvent
              |
              +--oracle.dss.util.DataChangedEvent

All Implemented Interfaces:

java.io.Serializable

public class DataChangedEvent

extends ModelEvent

Describes a change to data. Data providers fire this event to notify views of changes to data. Views listen for this event to know when to repaint.

See Also:

Serialized Form

Field Summary

static int	DRILL_CHANGE The data has been drilled.
static int	PAGE_CHANGE The current page has changed.
static int	PIVOT_CHANGE The data has been pivoted.
static int	SEL_CHANGE A selection has changed.
static int	UNKNOWN_CHANGE The nature of the change is unknown.

Constructor Summary

DataChangedEvent(java.lang.Object source, DataAccess dp, boolean data, boolean row, boolean column, boolean page)
Constructor that does not specify the type of change.

DataChangedEvent(java.lang.Object source, DataAccess dp, int type, boolean data, boolean row, boolean column, boolean page)
Constructor that specifies the type of change.

Method Summary

DataAccess	getDataAccess() Retrieves the DataAccess that provides access to the changed data.
int	getType() Retrieves the type of change that has occurred.
boolean	isPageDirty() Indicates whether anything in the page edge has changed.
void	setDataAccess(DataAccess da) Specifies a DataAccess for this event.

Methods inherited from class oracle.dss.util.ModelEvent

isColumnDirty, isDataDirty, isRowDirty

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Field Detail

UNKNOWN_CHANGE

public static final int UNKNOWN_CHANGE

The nature of the change is unknown.

PAGE_CHANGE

public static final int PAGE_CHANGE

The current page has changed.

DRILL_CHANGE

public static final int DRILL_CHANGE

The data has been drilled.

PIVOT_CHANGE

public static final int PIVOT_CHANGE

The data has been pivoted.

SEL_CHANGE

public static final int SEL_CHANGE

A selection has changed.

Constructor Detail

DataChangedEvent

public DataChangedEvent(java.lang.Object source,
DataAccess dp,
                        boolean data,
                        boolean row,
                        boolean column,
                        boolean page)

Constructor that does not specify the type of change.

Parameters:

source - The source of this event.

dp - The DataAccess that provides access to the changed data.

data - true if the data (including any types of data specified in the DataMap) has changed, false if not.

row - true if anything in the row edge has changed, false if not.

column - true if anything in the column edge has changed, false if not.

page - true if anything in the page edge has changed, false if not.

DataChangedEvent

public DataChangedEvent(java.lang.Object source,
DataAccess dp,
                        int type,
                        boolean data,
                        boolean row,
                        boolean column,
                        boolean page)

Constructor that specifies the type of change.

Parameters:

source - The source of this event.

dp - The DataAccess that provides access to the changed data.

type - A constant that represents the type of change that has occurred.

data - true if the data (including any types of data specified in the DataMap) has changed, false if not.

row - true if anything in the row edge has changed, false if not.

column - true if anything in the column edge has changed, false if not.

page - true if anything in the page edge has changed, false if not.

Method Detail

setDataAccess

public void setDataAccess(DataAccess da)

Specifies a DataAccess for this event.

Parameters:

da - The DataAccess that provides access to the changed data.

getDataAccess

public DataAccess getDataAccess()

Retrieves the DataAccess that provides access to the changed data.

Returns:

The DataAccess that provides access to the changed data.

isPageDirty

public boolean isPageDirty()

Indicates whether anything in the page edge has changed.

Returns:

true if anything in the page edge has changed, false if not.

getType

public int getType()

Retrieves the type of change that has occurred.

Returns:

A constant that represents the type of change that has occurred.