/**
* Copyright (C) 2001-2017 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.com
*
* This program is free software: you can redistribute it and/or modify it under the terms of the
* GNU Affero General Public License as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* 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
* Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License along with this program.
* If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.gui.properties.celleditors.value;
import java.awt.Component;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.util.Collection;
import java.util.LinkedList;
import javax.swing.AbstractCellEditor;
import javax.swing.JButton;
import javax.swing.JTable;
import com.rapidminer.gui.properties.AttributesPropertyDialog;
import com.rapidminer.gui.tools.ResourceAction;
import com.rapidminer.operator.Operator;
import com.rapidminer.parameter.ParameterTypeAttributes;
import com.rapidminer.parameter.UndefinedParameterError;
/**
* The value cell editor for the {@link ParameterTypeAttributes}. Displays a button and opens a
* dialog to select attribute subsets in the case that button is clicked.
*
* @author Tobias Malbrecht
*/
public class AttributesValueCellEditor extends AbstractCellEditor implements PropertyValueCellEditor {
private static final long serialVersionUID = -2387465714767785072L;
private String attributeListString = "";
private final JButton button;
private Operator operator;
public AttributesValueCellEditor(final ParameterTypeAttributes type) {
this.button = new JButton(new ResourceAction(true, "attributes") {
private static final long serialVersionUID = -4890375754223285831L;
@Override
public void actionPerformed(ActionEvent e) {
LinkedList<String> preSelectedAttributeNames = new LinkedList<>();
String combinedNames = null;
try {
if (operator != null) {
combinedNames = operator.getParameters().getParameterAsSpecified(type.getKey());
if (combinedNames == null) {
throw new UndefinedParameterError(type.getKey(), operator);
}
}
} catch (UndefinedParameterError er) {
}
if (combinedNames != null) {
for (String attributeName : combinedNames.split(ParameterTypeAttributes.ATTRIBUTE_SEPARATOR_REGEX)) {
preSelectedAttributeNames.add(attributeName);
}
}
AttributesPropertyDialog dialog = new AttributesPropertyDialog(type, preSelectedAttributeNames);
dialog.setVisible(true);
if (dialog.isOk()) {
StringBuilder builder = new StringBuilder();
boolean first = true;
Collection<String> attributeNames = dialog.getSelectedAttributeNames();
for (String attributeName : attributeNames) {
if (!first) {
builder.append(ParameterTypeAttributes.ATTRIBUTE_SEPARATOR_CHARACTER);
}
builder.append(attributeName);
first = false;
}
attributeListString = builder.toString();
fireEditingStopped();
} else {
fireEditingCanceled();
}
}
});
button.setMargin(new Insets(0, 0, 0, 0));
}
@Override
public Object getCellEditorValue() {
return attributeListString;
}
@Override
public void setOperator(Operator operator) {
this.operator = operator;
}
@Override
public boolean rendersLabel() {
return false;
}
@Override
public boolean useEditorAsRenderer() {
return false;
}
@Override
public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column) {
return button;
}
@Override
public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus,
int row, int column) {
return button;
}
}