/*
* (c) Copyright 2010-2011 AgileBirds
*
* This file is part of OpenFlexo.
*
* OpenFlexo 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, either version 3 of the License, or
* (at your option) any later version.
*
* OpenFlexo 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 OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
*
*/
package org.openflexo.inspector.widget.propertylist;
import java.awt.Component;
import java.util.Hashtable;
import java.util.List;
import java.util.logging.Logger;
import javax.swing.DefaultCellEditor;
import javax.swing.DefaultComboBoxModel;
import javax.swing.DefaultListCellRenderer;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JTable;
import javax.swing.table.TableCellEditor;
import javax.swing.table.TableCellRenderer;
import org.openflexo.inspector.InspectableObject;
import org.openflexo.inspector.model.PropertyListColumn;
public abstract class DropDownColumn extends AbstractColumn implements EditableColumn {
static final Logger logger = Logger.getLogger(PropertyListColumn.class.getPackage().getName());
private DropDownCellRenderer _cellRenderer;
private DropDownCellEditor _cellEditor;
public DropDownColumn(String title, int defaultWidth) {
super(title, defaultWidth, true);
_cellRenderer = new DropDownCellRenderer();
_cellEditor = new DropDownCellEditor(new JComboBox());
}
@Override
public Class getValueClass() {
return Object.class;
}
@Override
public Object getValueFor(InspectableObject object) {
return getValue(object);
}
public abstract Object getValue(InspectableObject object);
@Override
public boolean isCellEditableFor(InspectableObject object) {
return true;
}
@Override
public void setValueFor(InspectableObject object, Object value) {
setValue(object, value);
notifyValueChangedFor(object);
}
public abstract void setValue(InspectableObject object, Object value);
/**
* @return
*/
@Override
public TableCellRenderer getCellRenderer() {
return _cellRenderer;
}
protected class DropDownCellRenderer extends PropertyListCellRenderer {
/**
*
* Returns the selector cell renderer.
*
* @param table
* the <code>JTable</code>
* @param value
* the value to assign to the cell at <code>[row, column]</code>
* @param isSelected
* true if cell is selected
* @param hasFocus
* true if cell has focus
* @param row
* the row of the cell to render
* @param column
* the column of the cell to render
* @return the default table cell renderer
*/
@Override
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) {
Component returned = super.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column);
if (returned instanceof JLabel) {
((JLabel) returned).setText(renderValue(value));
}
return returned;
}
}
protected abstract String renderValue(Object value);
protected abstract List<?> getAvailableValues(InspectableObject object);
/**
* Must be overriden if required
*
* @return
*/
@Override
public boolean requireCellEditor() {
return true;
}
/**
* Must be overriden if required
*
* @return
*/
@Override
public TableCellEditor getCellEditor() {
return _cellEditor;
}
protected class DropDownCellEditor extends DefaultCellEditor {
private Hashtable<Integer, DropDownComboBoxModel> _comboBoxModels;
private JComboBox comboBox;
public DropDownCellEditor(JComboBox aComboBox) {
super(aComboBox);
_comboBoxModels = new Hashtable<Integer, DropDownComboBoxModel>();
comboBox = aComboBox;
comboBox.setRenderer(new DefaultListCellRenderer() {
@Override
public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
Component returned = super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
if (returned instanceof JLabel) {
((JLabel) returned).setText(renderValue(value));
}
return returned;
}
});
}
@Override
public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column) {
Component returned = super.getTableCellEditorComponent(table, value, isSelected, row, column);
comboBox.setModel(getComboBoxModel(value, row, column));
return returned;
}
protected DropDownComboBoxModel getComboBoxModel(Object value, int row, int column) {
DropDownComboBoxModel _comboBoxModel = _comboBoxModels.get(row);
if (_comboBoxModel == null) {
_comboBoxModel = new DropDownComboBoxModel(elementAt(row));
_comboBoxModels.put(row, _comboBoxModel);
}
_comboBoxModel.setSelectedItem(value);
return _comboBoxModel;
}
protected class DropDownComboBoxModel extends DefaultComboBoxModel {
/*protected DropDownComboBoxModel()
{
super();
for (Enumeration en = getAvailableValues().elements(); en.hasMoreElements();) {
addElement(en.nextElement());
}
}*/
protected DropDownComboBoxModel(InspectableObject element) {
super();
List<?> v = getAvailableValues(element);
if (v != null) {
for (Object o : v) {
addElement(o);
}
}
}
}
}
/*protected class DropDownCellEditor extends DefaultCellEditor
{
private DropDownComboBoxModel _comboBoxModel;
private JComboBox comboBox;
public DropDownCellEditor(JComboBox aComboBox)
{
super(aComboBox);
comboBox = aComboBox;
comboBox.setRenderer(new DefaultListCellRenderer() {
public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus)
{
Component returned = super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
if (returned instanceof JLabel) {
((JLabel) returned).setText(renderValue((InspectableObject)value));
}
return returned;
}
});
}
public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column)
{
logger.info("getTableCellEditorComponent() for "+value+" comboBox="+comboBox+" value="+value+" of "+value.getClass().getSimpleName());
Component returned = super.getTableCellEditorComponent(table, value, isSelected, row, column);
comboBox.setModel(getComboBoxModel((InspectableObject) value));
return returned;
}
private DropDownComboBoxModel getComboBoxModel(InspectableObject value)
{
if (_comboBoxModel == null) {
_comboBoxModel = new DropDownComboBoxModel(value);
}
_comboBoxModel.updateAvailableValuesFromObject(value);
_comboBoxModel.setSelectedItem(value);
return _comboBoxModel;
}
protected class DropDownComboBoxModel extends DefaultComboBoxModel
{
private Vector availableValues = new Vector();
protected DropDownComboBoxModel(InspectableObject value)
{
super();
for (Enumeration en = getAvailableValues(value).elements(); en.hasMoreElements();) {
addElement(en.nextElement());
}
}
protected void updateAvailableValuesFromObject(InspectableObject value)
{
availableValues = getAvailableValues(value);
}
public Object getElementAt(int index)
{
return availableValues.get(index);
}
public int getSize()
{
return availableValues.size();
}
}
}*/
@Override
public String toString() {
return "DropDownColumn " + "@" + Integer.toHexString(hashCode());
}
}