// $Id: StylePanelFigUseCase.java 13545 2007-09-12 16:45:16Z linus $
// Copyright (c) 1996-2007 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
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// and this paragraph appear in all copies. This software program and
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package org.argouml.uml.diagram.use_case.ui;
import java.awt.event.ItemEvent;
import javax.swing.JCheckBox;
import org.argouml.ui.StylePanelFigNodeModelElement;
import org.argouml.i18n.Translator;
/**
* A class to provide a style panel for use cases.<p>
*
* This adds a check box to control the display of he extension point
* compartment.
*
* @author Jeremy Bennett
*/
public class StylePanelFigUseCase extends StylePanelFigNodeModelElement {
/**
* The check box for toggling the visibility of extension points.
*/
private JCheckBox epCheckBox =
new JCheckBox(Translator.localize("checkbox.extension-points"));
/**
* Flag to indicate that a refresh is going on.
*/
private boolean refreshTransaction = false;
/**
* Build a style panel. Just layout the relevant boxes.
*/
public StylePanelFigUseCase() {
// Invoke the parent constructor first
super();
addToDisplayPane(epCheckBox);
// By default we don't show the attribute check box. Mark this object
// as a listener for the check box.
epCheckBox.setSelected(false);
epCheckBox.addItemListener(this);
}
/**
* Refresh the display. This means setting the check box from the target use
* case fig.
*
* @see org.argouml.ui.TabTarget#refresh()
*/
public void refresh() {
refreshTransaction = true;
// Invoke the parent refresh first
super.refresh();
FigUseCase target = (FigUseCase) getTarget();
epCheckBox.setSelected(target.isExtensionPointVisible());
refreshTransaction = false;
}
/**
* Something has changed, check if its the check box.<p>
*
* @param e The event that triggered us.
*
* @see java.awt.event.ItemListener#itemStateChanged(java.awt.event.ItemEvent)
*/
public void itemStateChanged(ItemEvent e) {
if (!refreshTransaction) {
if (e.getSource() == epCheckBox) {
FigUseCase target = (FigUseCase) getTarget();
target.setExtensionPointVisible(epCheckBox.isSelected());
} else {
super.itemStateChanged(e);
}
}
}
} /* end class StylePanelFigUseCase */