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Groovy: A powerful, dynamic language for the JVM
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package groovy.swing.binding;
import org.codehaus.groovy.binding.*;
import javax.swing.*;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import javax.swing.event.TableModelEvent;
import javax.swing.event.TableModelListener;
import javax.swing.table.TableModel;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.HashMap;
import java.util.Map;
public class JTableProperties {
public static Map getSyntheticProperties() {
Map result = new HashMap();
result.put(JTable.class.getName() + "#elements",
new TriggerBinding() {
public FullBinding createBinding(SourceBinding source, TargetBinding target) {
return new JTableElementsBinding((PropertyBinding) source, target);
}
});
result.put(JTable.class.getName() + "#selectedElement",
new TriggerBinding() {
public FullBinding createBinding(SourceBinding source, TargetBinding target) {
return new JTableSelectedElementBinding((PropertyBinding) source, target, "selectedElement");
}
});
result.put(JTable.class.getName() + "#selectedElements",
new TriggerBinding() {
public FullBinding createBinding(SourceBinding source, TargetBinding target) {
return new JTableSelectedElementBinding((PropertyBinding) source, target, "selectedElements");
}
});
return result;
}
}
class JTableElementsBinding extends AbstractSyntheticBinding implements TableModelListener, PropertyChangeListener {
JTable boundTable;
public JTableElementsBinding(PropertyBinding propertyBinding, TargetBinding target) {
super(propertyBinding, target, JTable.class, "elements");
}
protected void syntheticBind() {
boundTable = (JTable) ((PropertyBinding)sourceBinding).getBean();
boundTable.addPropertyChangeListener("model", this);
boundTable.getModel().addTableModelListener(this);
}
protected void syntheticUnbind() {
boundTable.removePropertyChangeListener("model", this);
boundTable.getModel().removeTableModelListener(this);
}
public void tableChanged(TableModelEvent e) {
update();
}
public void propertyChange(PropertyChangeEvent event) {
update();
((TableModel) event.getOldValue()).removeTableModelListener(this);
((TableModel) event.getNewValue()).addTableModelListener(this);
}
}
class JTableSelectedElementBinding extends AbstractSyntheticBinding implements PropertyChangeListener, ListSelectionListener {
JTable boundTable;
protected JTableSelectedElementBinding(PropertyBinding source, TargetBinding target, String propertyName) {
super(source, target, JTable.class, propertyName);
}
public synchronized void syntheticBind() {
boundTable = (JTable) ((PropertyBinding)sourceBinding).getBean();
boundTable.addPropertyChangeListener("selectionModel", this);
boundTable.getSelectionModel().addListSelectionListener(this);
}
public synchronized void syntheticUnbind() {
boundTable.removePropertyChangeListener("selectionModel", this);
boundTable.getSelectionModel().removeListSelectionListener(this);
boundTable = null;
}
public void propertyChange(PropertyChangeEvent event) {
update();
((ListSelectionModel) event.getOldValue()).removeListSelectionListener(this);
((ListSelectionModel) event.getNewValue()).addListSelectionListener(this);
}
public void valueChanged(ListSelectionEvent e) {
update();
}
}