org.apache.cayenne.swing.control.FileMenuItem Maven / Gradle / Ivy
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* https://www.apache.org/licenses/LICENSE-2.0
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package org.apache.cayenne.swing.control;
import java.io.File;
import javax.swing.Action;
import javax.swing.Icon;
import org.apache.cayenne.modeler.util.CayenneAction;
/**
* A menu item that points to a file.
*
*/
public class FileMenuItem extends CayenneAction.CayenneMenuItem {
/**
* Creates a new instance with the specified fileName.
*/
public FileMenuItem(String fileName) {
super(fileName);
}
protected void configurePropertiesFromAction(Action a) {
// excludes most generic action keys that are not applicable here...
setIcon(a != null ? (Icon) a.getValue(Action.SMALL_ICON) : null);
setEnabled(a == null || a.isEnabled());
}
/**
* Returns a file if this menu item points to a readable file or directory, or null
* otherwise.
*/
public File getFile() {
if (getText() == null) {
return null;
}
File f = new File(getText());
return f.canRead() ? f : null;
}
}