/**
* Copyright (C) 2015 Valkyrie RCP
*
* Licensed 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 org.valkyriercp.form.builder;
import javax.swing.*;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
/**
* Abstract base class for showing text in the status bar when the form
* component gains focus.
*
* @author Peter De Bruycker
*/
public abstract class AbstractFormComponentStatusBarInterceptor extends AbstractFormComponentInterceptor {
protected abstract String getStatusBarText(String propertyName);
public void processComponent(final String propertyName, final JComponent component) {
JComponent innerComponent = getInnerComponent(component);
innerComponent.addFocusListener(new FocusListener() {
public void focusGained(FocusEvent e) {
if (getApplicationConfig().windowManager().getActiveWindow() != null) {
String caption = getStatusBarText(propertyName);
if (caption != null) {
getApplicationConfig().windowManager().getActiveWindow().getStatusBar().setMessage(caption);
}
}
}
public void focusLost(FocusEvent e) {
if (getApplicationConfig().windowManager().getActiveWindow() != null) {
getApplicationConfig().windowManager().getActiveWindow().getStatusBar().setMessage("");
}
}
});
}
}