oracle.bali.ewt.model
Class AbstractTwoDModel

java.lang.Object
  |
  +--oracle.bali.ewt.model.AbstractTwoDModel

All Implemented Interfaces:

TwoDModel

Direct Known Subclasses:

ArrayTwoDModel

public abstract class AbstractTwoDModel

extends java.lang.Object

implements TwoDModel

Abstract base class for TwoDModels that handles the adding and removing of ModelListeners and adds a convenience method fireModelEvent for subclasses to call to send TwoDModelEvents to registered listeners.

See Also:

fireModelEvent(int, int, int)

Constructor Summary

AbstractTwoDModel()

Method Summary

void	addModelListener(TwoDModelListener listener) Add a TwoDModelListener to this TwoDModel.
protected void	fireModelEvent(int eventID, int startIndex, int count) Method for subclasses to call to fire TwoDModelEvents.
protected void	fireModelEvent(int eventID, int startColumn, int columnCount, int startRow, int rowCount) Method for subclasses to call to fire TwoDModelEvents.
abstract int	getColumnCount() Returns the number of columns in this TwoDModel.
abstract java.lang.Object	getData(int columnIndex, int rowIndex) Return the data of the cell.
abstract int	getRowCount() Returns the number of rows in this TwoDModel.
void	removeModelListener(TwoDModelListener listener) Remove a TwoDModelListener from this TwoDModel.
abstract void	setData(int columnIndex, int rowIndex, java.lang.Object data) Set the cell data to the new value.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractTwoDModel

public AbstractTwoDModel()

Method Detail

getColumnCount

public abstract int getColumnCount()

Returns the number of columns in this TwoDModel.

Specified by:

getColumnCount in interface TwoDModel

Returns:

the number of columns in this TwoDModel.

getRowCount

public abstract int getRowCount()

Returns the number of rows in this TwoDModel.

Specified by:

getRowCount in interface TwoDModel

Returns:

the number of rows in this TwoDModel.

getData

public abstract java.lang.Object getData(int columnIndex,
                                         int rowIndex)

Return the data of the cell.

Specified by:

getData in interface TwoDModel

Parameters:

columnIndex - the column index of the cell

rowIndex - the row index of the cell

setData

public abstract void setData(int columnIndex,
                             int rowIndex,
                             java.lang.Object data)

Set the cell data to the new value.

Specified by:

setData in interface TwoDModel

Parameters:

columnIndex - the column index of the cell

rowIndex - the row index of the cell

data - the new data

addModelListener

public void addModelListener(TwoDModelListener listener)

Add a TwoDModelListener to this TwoDModel.

Specified by:

addModelListener in interface TwoDModel

Parameters:

listener - The listener to add

removeModelListener

public void removeModelListener(TwoDModelListener listener)

Remove a TwoDModelListener from this TwoDModel.

Specified by:

removeModelListener in interface TwoDModel

Parameters:

listener - The listener to remove

fireModelEvent

protected void fireModelEvent(int eventID,
                              int startIndex,
                              int count)

Method for subclasses to call to fire TwoDModelEvents.

Parameters:

eventID - ID of event to fire

startIndex - Starting index of items that this event applies to.

count - Number of columns or rows that this event applies to

Throws:

java.lang.IllegalArgumentException - thrown if an unknown event id or nonsensical arguments used.

Since:

EWT 3.1

See Also:

TwoDModelEvent

fireModelEvent

protected void fireModelEvent(int eventID,
                              int startColumn,
                              int columnCount,
                              int startRow,
                              int rowCount)

Method for subclasses to call to fire TwoDModelEvents.

Parameters:

eventID - ID of event to fire

startColumn - Starting column of items that this event applies to.

columnCount - Number of columns that this event applies to

startRow - Starting row that this evetn applies to

rowCount - Number of rows that this event applies to

Throws:

java.lang.IllegalArgumentException - thrown if an unknown event id or nonsensical arguments used.

Since:

EWT 3.1

See Also:

TwoDModelEvent