package org.openswing.swing.table.editors.client;
import java.util.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.table.*;
import org.openswing.swing.client.*;
import org.openswing.swing.util.client.*;
import org.openswing.swing.table.columns.client.Column;
/**
* <p>Title: OpenSwing Framework</p>
* <p>Description: Column editor used to edit a date/date+time/time type cell.</p>
* <p>Copyright: Copyright (C) 2006 Mauro Carniel</p>
*
* <p> This file is part of OpenSwing Framework.
* This library is free software; you can redistribute it and/or
* modify it under the terms of the (LGPL) Lesser General Public
* License as published by the Free Software Foundation;
*
* GNU LESSER GENERAL PUBLIC LICENSE
* Version 2.1, February 1999
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* The author may be contacted at:
* maurocarniel@tin.it</p>
*
* @author Mauro Carniel
* @version 1.0
*/
public class DateCellEditor extends AbstractCellEditor implements TableCellEditor {
/** date input field: it contains a date editor + calendar button */
private DateControl field = new DateControl() {
public boolean processKeyBinding(KeyStroke ks, KeyEvent e,
int condition, boolean pressed) {
if (e.getSource()!=null && e.getSource() instanceof org.openswing.swing.table.client.Grid) {
field.processKeyEvent(e);
}
else if (e.getKeyChar()=='\t' || e.getKeyChar()=='\n')
stopCellEditing();
return true;
}
};
/** flag used to set mandatory property of the cell */
private boolean required;
/** grid reference, used to reset focus after cell editing */
private JTable table = null;
/** selected row in the grid */
private int selectedRow = -1;
/** selected column in the grid */
private int selectedCol = -1;
/** date listeners */
private ArrayList dateListeners = null;
/**
* Constructor.
* @param required flag used to set mandatory property of the cell
* @param columnType column type; possible values: Column.TYPE_DATE, Column.TYPE_TIME, Column.TYPE_DATE_TIME
* @param defaultDate optional default date to set in calendar when opening it and no date has been still set
*/
public DateCellEditor(boolean required,int columnType,int format,String timeFormat,ArrayList dateListeners,Calendar defaultDate, boolean strictUsage) {
this.required = required;
this.dateListeners = dateListeners;
field.setDateType(columnType);
field.setDefaultDate(defaultDate);
field.setFormat(format);
field.setStrictUsage(strictUsage);
if (columnType==Column.TYPE_TIME || columnType==Column.TYPE_DATE_TIME)
field.setTimeFormat(timeFormat);
for(int i=0;i<dateListeners.size();i++)
field.addDateChangedListener( (DateChangedListener)dateListeners.get(i) );
field.getDateField().addKeyListener(new KeyAdapter() {
public void keyPressed(KeyEvent e) {
if (e.getKeyCode()==e.VK_TAB || e.getKeyCode()==e.VK_ENTER) {
stopCellEditing();
if (table!=null) {
new Thread() {
public void run() {
yield();
try {
sleep(500);
}
catch (Exception ex) {
}
table.requestFocus();
try {
table.setColumnSelectionInterval(selectedCol + 1,selectedCol + 1);
}
catch (Exception ex1) {
}
}
}.start();
}
}
}
});
}
/**
* Stop cell editing. This method stops cell editing (effectively committing the edit) only if the data entered is validated successfully.
* @return <code>true</code> if cell editing may stop, and <code>false</code> otherwise.
*/
public final boolean stopCellEditing() {
((DateControl)field).focusLost(null);
return(validate());
}
/**
* Perform the validation.
*/
private boolean validate() {
fireEditingStopped();
if (table!=null)
table.requestFocus();
return true;
}
public final Object getCellEditorValue() {
return ((DateControl)field).getDate();
}
/**
* Prepare the editor for a value.
*/
private Component _prepareEditor(Object value) {
if (value!=null && value instanceof Date) {
field.setDate((Date)value);
} else {
field.setDate(null);
}
return field;
}
public final Component getTableCellEditorComponent(JTable table, Object value,
boolean isSelected, int row,
int column) {
this.table = table;
this.selectedRow = row;
this.selectedCol = column;
JComponent c = (JComponent)_prepareEditor(value);
new Thread() {
public void run() {
yield();
field.getDateField().requestFocus();
}
}.start();
if (required) {
// field.getDateField().setBorder(BorderFactory.createLineBorder(Consts.GRID_REQUIRED_CELL_BORDER));
field.setBorder(BorderFactory.createLineBorder(ClientSettings.GRID_REQUIRED_CELL_BORDER));
// field.setBorder(new CompoundBorder(new RequiredBorder(),field.getBorder()));
}
return c;
}
public Component getTreeCellEditorComponent(JTree tree, Object value,
boolean isSelected,
boolean expanded, boolean leaf,
int row) {
return(_prepareEditor(value));
}
public final void finalize() {
try {
if (field != null) {
field.finalize();
}
}
catch (Exception ex) {
}
field = null;
table = null;
}
}