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/** Copyright 2003 by Jean-Hugues de Raigniac <jhraigniac@workingfrog.org>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
package org.workingfrog.i18n.swing;
import java.awt.Component;
import java.beans.PropertyChangeListener;
import javax.swing.Action;
import javax.swing.Icon;
import javax.swing.JButton;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;
import org.workingfrog.i18n.util.LocaleEvent;
import org.workingfrog.i18n.util.LocaleListener;
import org.workingfrog.i18n.util.Translator;
/**
* i18n version of javax.swing.JMenu
*
* @author Jean-Hugues de Raigniac
*/
public class I18NJMenu extends JMenu implements LocaleListener {
/** bundle */
private String bundle = "menu";
/** i18n key */
private String i18nKey = "menu.error";
/**
* Override javax.swing.JMenu.JMenu (java.lang.String).
*
* @param i18nKey i18n bundle key
*/
public I18NJMenu (String i18nKey) {
super(i18nKey);
if (bundle != null && i18nKey != null) {
setText(Translator.checkValue(i18nKey, this));
}
Translator.checkKey(i18nKey, this);
this.i18nKey = i18nKey;
}
/**
* Creates a new menu item attached to the specified
* <code>Action</code> object and appends it to the end of this menu.
* As of JDK 1.3, this is no longer the preferred method for adding
* <code>Actions</code> to
* a container. Instead it is recommended to configure a control with
* an action using <code>setAction</code>,
* and then add that control directly
* to the <code>Container</code>.
*
* @param a the <code>Action</code> for the menu item to be added
* @see Action
* @return The new JMenuItem
*/
public JMenuItem add(Action a) {
JMenuItem mi = createActionComponent(a);
mi.setAction(a);
if (a instanceof LocaleListener) {
mi.setText(Translator.checkValue(((I18NAction) a).getKey(), this));
}
add(mi);
return mi;
}
/**
* Factory method which creates the <code>JMenuItem</code> for
* <code>Action</code>s added to the <code>JMenu</code>.
* As of JDK 1.3, this is no
* longer the preferred method. Instead it is recommended to configure
* a control with an action using <code>setAction</code>,
* and then adding that
* control directly to the <code>Container</code>.
*
* @param a the <code>Action</code> for the menu item to be added
* @return the new menu item
* @see Action
*/
protected JMenuItem createActionComponent(Action a) {
JMenuItem mi = (a instanceof I18NAction
|| a instanceof I18NActionWrapper)
? new I18NJMenuItem((a instanceof I18NAction)
? ((I18NAction) a).getKey()
: ((I18NActionWrapper) a).getKey())
: new I18NJMenuItem((String) a.getValue(Action.NAME),
(Icon) a.getValue(Action.SMALL_ICON)){
protected PropertyChangeListener
createActionPropertyChangeListener (Action a) {
PropertyChangeListener pcl = createActionChangeListener(this);
if (pcl == null) {
pcl = super.createActionPropertyChangeListener(a);
}
return pcl;
}
};
mi.setHorizontalTextPosition(JButton.RIGHT);
mi.setVerticalTextPosition(JButton.CENTER);
mi.setEnabled(a.isEnabled());
return mi;
}
/**
* Allow the use of a customized i18n resource bundle.
*
* @param bundle bundle binding
*/
public void setBundle (String bundle) {
this.bundle = bundle;
if (i18nKey != null) {
setText(Translator.checkValue(i18nKey, this));
}
}
/**
* Propagate the LocaleEvent to the components of this JMenu.
*
* @param event contains the new Locale
*/
public void localeChanged (LocaleEvent event) {
setText(Translator.checkValue(i18nKey, this));
int componentNumber = getMenuComponentCount();
//System.out.println("componentNumber (JMenu) = " + componentNumber);
for (int i = 0; i < componentNumber; i++) {
Component component = getMenuComponent(i);
if (component instanceof LocaleListener) {
((LocaleListener) component).localeChanged(event);
} else {
if (!(component instanceof JPopupMenu.Separator)) {
// Translator.log(Translator.I18N,
// "JMenu, N : " + component.toString());
}
}
}
}
}
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