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* 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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
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package org.apache.cayenne.modeler.util;
import java.awt.Component;
import java.util.Vector;
import javax.swing.Action;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
import org.apache.cayenne.modeler.Application;
import org.apache.cayenne.modeler.ModelerPreferences;
import org.apache.cayenne.modeler.action.OpenProjectAction;
import org.apache.cayenne.swing.control.FileMenuItem;
/**
* Menu that contains a list of previously used files. It is built from CayenneModeler
* preferences by calling <code>rebuildFromPreferences</code>.
*
* @author Andrei Adamchik
*/
public class RecentFileMenu extends JMenu {
/**
* Constructor for RecentFileMenu.
*/
public RecentFileMenu(String s) {
super(s);
}
/**
* @see javax.swing.JMenu#add(JMenuItem)
*/
public FileMenuItem add(FileMenuItem menuItem) {
return (FileMenuItem) super.add(menuItem);
}
/**
* Rebuilds internal menu items list with the files stored in CayenneModeler
* properences.
*/
public void rebuildFromPreferences() {
ModelerPreferences pref = ModelerPreferences.getPreferences();
Vector arr = pref.getVector(ModelerPreferences.LAST_PROJ_FILES);
while (arr.size() > 4) {
arr.remove(arr.size() - 1);
}
// readd menus
Component[] comps = getMenuComponents();
int curSize = comps.length;
int prefSize = arr.size();
for (int i = 0; i < prefSize; i++) {
String name = (String) arr.get(i);
if (i < curSize) {
// update existing one
FileMenuItem item = (FileMenuItem) comps[i];
item.setText(name);
}
else {
// add a new one
FileMenuItem item = new FileMenuItem(name);
item.setAction(findAction());
add(item);
}
}
// remove any hanging items
for (int i = curSize - 1; i >= prefSize; i--) {
remove(i);
}
}
protected Action findAction() {
return Application.getInstance().getAction(OpenProjectAction.getActionName());
}
}