de.jppietsch.prefedit
Class PreferencesTableModel

java.lang.Object
  javax.swing.table.AbstractTableModel
      de.jppietsch.prefedit.PreferencesTableModel

All Implemented Interfaces:

EventListener, PreferenceChangeListener, Serializable, TableModel

public class PreferencesTableModel

extends AbstractTableModel

implements PreferenceChangeListener

A table model to display a Preferences as a table where each entry is a row. The keys are in column 0 and the values are in column 2.

Version:

$Revision: 1.9 $

Author:

Jan-Peter Pietsch

See Also:

Serialized Form

Field Summary

static int

VALUE_COLUMN Description of the Field

Fields inherited from class javax.swing.table.AbstractTableModel

listenerList

Constructor Summary

PreferencesTableModel()

Method Summary

int	getColumnCount() Gets the columnCount attribute of the PreferencesTableModel object
String	getColumnName(int aColumnIndex) Returns the name of a column from the resource bundle's resources Rsc#KEY_COLUMN_NAME and Rsc#VALUE_COLUMN_NAME.
int	getRowCount() Gets the rowCount attribute of the PreferencesTableModel object
Object	getValueAt(int aRowIndex, int aColumnIndex) Gets the valueAt attribute of the PreferencesTableModel object
boolean	isCellEditable(int aRowIndex, int aColumnIndex) Returns true for the right column, because the preferences values are editable, but not their keys.
void	preferenceChange(PreferenceChangeEvent anEvent) Fires a table data changed event.
void	setPreferences(Preferences somePreferences) Assigns a preferences node to this table model.
void	setValueAt(Object aValue, int aRowIndex, int aColumnIndex) Changes the value of a preference.

Methods inherited from class javax.swing.table.AbstractTableModel

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

Methods inherited from class java.lang.Object

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

Field Detail

VALUE_COLUMN

public static final int VALUE_COLUMN

Description of the Field

See Also:

Constant Field Values

Constructor Detail

PreferencesTableModel

public PreferencesTableModel()

Method Detail

getRowCount

public int getRowCount()

Gets the rowCount attribute of the PreferencesTableModel object

Specified by:

getRowCount in interface TableModel

Returns:

The rowCount value

getColumnCount

public int getColumnCount()

Gets the columnCount attribute of the PreferencesTableModel object

Specified by:

getColumnCount in interface TableModel

Returns:

The columnCount value

getColumnName

public String getColumnName(int aColumnIndex)

Returns the name of a column from the resource bundle's resources Rsc#KEY_COLUMN_NAME and Rsc#VALUE_COLUMN_NAME.

Specified by:

getColumnName in interface TableModel

Parameters:

aColumnIndex - #KEY_COLUMN oder VALUE_COLUMN.

Returns:

Localized name of column.

isCellEditable

public boolean isCellEditable(int aRowIndex,
                              int aColumnIndex)

Returns true for the right column, because the preferences values are editable, but not their keys.

Specified by:

isCellEditable in interface TableModel

Parameters:

aRowIndex - Is ignored, there is no difference between the rows.

aColumnIndex - 0 is not editable, but 1 is.

Returns:

aColumnIndex==1.

getValueAt

public Object getValueAt(int aRowIndex,
                         int aColumnIndex)

Gets the valueAt attribute of the PreferencesTableModel object

Specified by:

getValueAt in interface TableModel

Parameters:

aRowIndex - Description of Parameter

aColumnIndex - Description of Parameter

Returns:

The valueAt value

setValueAt

public void setValueAt(Object aValue,
                       int aRowIndex,
                       int aColumnIndex)

Changes the value of a preference.

Specified by:

setValueAt in interface TableModel

Parameters:

aValue - Must be a string.

aRowIndex - Determines the key of the preference to be changed.

aColumnIndex - Must be 1 because that's the values column's index.

setPreferences

public void setPreferences(Preferences somePreferences)

Assigns a preferences node to this table model.

Parameters:

somePreferences - The preferences object to be displayed or null if there is none (e.g. for the tree's root node).

preferenceChange

public void preferenceChange(PreferenceChangeEvent anEvent)

Fires a table data changed event.

Specified by:

preferenceChange in interface PreferenceChangeListener

Parameters:

anEvent - is currently not used, but may be in future.