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// --- BEGIN COPYRIGHT BLOCK ---
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; version 2 of the License.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package com.netscape.admin.certsrv;
import java.awt.*;
import java.awt.event.*;
import java.lang.*;
import java.util.*;
import javax.swing.table.*;
import javax.swing.*;
import javax.swing.event.*;
import java.io.Serializable;
import com.netscape.certsrv.common.*;
import com.netscape.admin.certsrv.connection.*;
/**
* Class that will edit components correctly in table
*
* @author Christine Ho
* @version $Revision$, $Date$
* @see com.netscape.admin.certsrv
*/
public class GenericCellEditor implements TableCellEditor, Serializable {
protected EventListenerList listenerList = new EventListenerList();
transient protected ChangeEvent changeEvent = null;
protected JComponent editorComponent;
protected JTextField mTextField = new JTextField();
protected JPasswordField mPasswordField = new JPasswordField();
protected EditorDelegate delegate = new EditorDelegate();
protected int clickCounts = 2;
public GenericCellEditor() {
mTextField.addActionListener(delegate);
mPasswordField.addActionListener(delegate);
}
public Component getTableCellEditorComponent(JTable table, Object value,
boolean isSelected, int row, int column) {
TableModel model = table.getModel();
Vector v = (Vector)(((CMSContentTableModel)model).getObjectValueAt(row));
delegate.setValue(value, v);
return editorComponent;
}
public Component getComponent() {
return editorComponent;
}
public Object getCellEditorValue() {
return delegate.getCellEditorValue();
}
public boolean isCellEditable(EventObject anEvent) {
if (anEvent instanceof MouseEvent) {
if (((MouseEvent)anEvent).getClickCount() < clickCounts)
return false;
}
return delegate.isCellEditable(anEvent);
}
public boolean shouldSelectCell(EventObject anEvent) {
boolean retValue = true;
if (this.isCellEditable(anEvent)) {
if (anEvent == null || ((MouseEvent)anEvent).getClickCount() >=
clickCounts)
retValue = delegate.startCellEditing(anEvent);
}
// By default we want the cell the be selected so
// we return true
return retValue;
}
public boolean stopCellEditing() {
boolean stopped = delegate.stopCellEditing();
if (stopped) {
fireEditingStopped();
}
return stopped;
}
public void cancelCellEditing() {
delegate.cancelCellEditing();
fireEditingCanceled();
}
public void addCellEditorListener(CellEditorListener l) {
listenerList.add(CellEditorListener.class, l);
}
public void removeCellEditorListener(CellEditorListener l) {
listenerList.remove(CellEditorListener.class, l);
}
/*
* Notify all listeners that have registered interest for
* notification on this event type. The event instance
* is lazily created using the parameters passed into
* the fire method.
* @see EventListenerList
*/
protected void fireEditingStopped() {
// Guaranteed to return a non-null array
Object[] listeners = listenerList.getListenerList();
// Process the listeners last to first, notifying
// those that are interested in this event
for (int i = listeners.length-2; i>=0; i-=2) {
if (listeners[i]==CellEditorListener.class) {
// Lazily create the event:
if (changeEvent == null)
changeEvent = new ChangeEvent(this);
((CellEditorListener)listeners[i+1]).editingStopped(changeEvent);
}
}
}
/*
* Notify all listeners that have registered interest for
* notification on this event type. The event instance
* is lazily created using the parameters passed into
* the fire method.
* @see EventListenerList
*/
protected void fireEditingCanceled() {
// Guaranteed to return a non-null array
Object[] listeners = listenerList.getListenerList();
// Process the listeners last to first, notifying
// those that are interested in this event
for (int i = listeners.length-2; i>=0; i-=2) {
if (listeners[i]==CellEditorListener.class) {
// Lazily create the event:
if (changeEvent == null)
changeEvent = new ChangeEvent(this);
((CellEditorListener)listeners[i+1]).editingCanceled(changeEvent);
}
}
}
protected class EditorDelegate implements ActionListener, ItemListener,
Serializable {
protected Object value;
public Object getCellEditorValue() {
if (editorComponent instanceof JPasswordField)
return mPasswordField.getText();
else if (editorComponent instanceof JTextField)
return mTextField.getText();
return null;
}
public void setValue(Object x, Vector v) {
String type = (String)v.elementAt(0);
this.value = x;
if (type.equals(Constants.TEXTTYPE)) {
if (mTextField == null)
mTextField = new JTextField();
editorComponent = mTextField;
if (x != null)
mTextField.setText(x.toString());
else
mTextField.setText("");
} else if (type.equals(Constants.PASSWORDTYPE)) {
if (mPasswordField == null)
mPasswordField = new JPasswordField();
editorComponent = mPasswordField;
if (x != null)
mPasswordField.setText(x.toString());
else
mPasswordField.setText("");
//((JPasswordField)editorComponent).setCaretPosition(0);
}
}
public boolean isCellEditable(EventObject anEvent) {
return true;
}
public boolean startCellEditing(EventObject anEvent) {
if (anEvent == null)
editorComponent.requestFocus();
return true;
}
public boolean stopCellEditing() {
return true;
}
public void cancelCellEditing() {
}
public void actionPerformed(ActionEvent e) {
fireEditingStopped();
}
public void itemStateChanged(ItemEvent e) {
fireEditingStopped();
}
}
}
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