org.ka2ddo.yaac.gui.table

Class RowNumberTableModel

java.lang.Object

javax.swing.table.AbstractTableModel

org.ka2ddo.yaac.gui.table.RowNumberTableModel

All Implemented Interfaces:

java.io.Serializable, java.util.EventListener, javax.swing.event.TableModelListener, javax.swing.table.TableModel

public class RowNumberTableModel
extends javax.swing.table.AbstractTableModel
implements javax.swing.event.TableModelListener

This table model counts rows, suitable for the row header of a JScrollPane surrounding a JTable.

Author:

Andrew Pavlin, KA2DDO

See Also:

Serialized Form

Field Summary

Fields inherited from class javax.swing.table.AbstractTableModel

listenerList

Constructor Summary

Constructors

Constructor and Description
RowNumberTableModel(javax.swing.table.TableModel rootTable) Create a table model for displaying row numbers for another table.

Method Summary

Modifier and Type	Method and Description
java.lang.Class<?>	getColumnClass(int columnIndex) Returns String.class regardless of columnIndex.
int	getColumnCount() Returns the number of columns in the model.
java.lang.String	getColumnName(int column) Returns a default name for the column using spreadsheet conventions: A, B, C, ...
int	getRowCount() Returns the number of rows in the model.
java.lang.Object	getValueAt(int rowIndex, int columnIndex) Returns the value for the cell at columnIndex and rowIndex.
void	tableChanged(javax.swing.event.TableModelEvent e) This fine grain notification tells listeners the exact range of cells, rows, or columns that changed.

Methods inherited from class javax.swing.table.AbstractTableModel

addTableModelListener, findColumn, fireTableCellUpdated, fireTableChanged, fireTableDataChanged, fireTableRowsDeleted, fireTableRowsInserted, fireTableRowsUpdated, fireTableStructureChanged, getListeners, getTableModelListeners, isCellEditable, removeTableModelListener, setValueAt

Methods inherited from class java.lang.Object

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

Constructor Detail

RowNumberTableModel

public RowNumberTableModel(javax.swing.table.TableModel rootTable)

Create a table model for displaying row numbers for another table.

Parameters:

rootTable - TableModel whose rows should be numbered in the tow header of a table

Method Detail

getRowCount

public int getRowCount()

Returns the number of rows in the model. A JTable uses this method to determine how many rows it should display. This method should be quick, as it is called frequently during rendering.

Specified by:

getRowCount in interface javax.swing.table.TableModel

Returns:

the number of rows in the model

See Also:

getColumnCount()

getColumnCount

public int getColumnCount()

Returns the number of columns in the model. A JTable uses this method to determine how many columns it should create and display by default.

Specified by:

getColumnCount in interface javax.swing.table.TableModel

Returns:

the number of columns in the model

See Also:

getRowCount()

getColumnName

public java.lang.String getColumnName(int column)

Returns a default name for the column using spreadsheet conventions: A, B, C, ... Z, AA, AB, etc. If column cannot be found, returns an empty string.

Specified by:

getColumnName in interface javax.swing.table.TableModel

Overrides:

getColumnName in class javax.swing.table.AbstractTableModel

Parameters:

column - the column being queried

Returns:

a string containing the default name of column

getColumnClass

public java.lang.Class<?> getColumnClass(int columnIndex)

Returns String.class regardless of columnIndex.

Specified by:

getColumnClass in interface javax.swing.table.TableModel

Overrides:

getColumnClass in class javax.swing.table.AbstractTableModel

Parameters:

columnIndex - the column being queried

Returns:

the String.class

getValueAt

public java.lang.Object getValueAt(int rowIndex,
                                   int columnIndex)

Returns the value for the cell at columnIndex and rowIndex.

Specified by:

getValueAt in interface javax.swing.table.TableModel

Parameters:

rowIndex - the row whose value is to be queried

columnIndex - the column whose value is to be queried

Returns:

the value Object at the specified cell

tableChanged

public void tableChanged(javax.swing.event.TableModelEvent e)

This fine grain notification tells listeners the exact range of cells, rows, or columns that changed.

Specified by:

tableChanged in interface javax.swing.event.TableModelListener

Parameters:

e - TableModelEvent reporting the change in the other table model