org.smallmind.swing.file.DirectoryManager Maven / Gradle / Ivy
/*
* Copyright (c) 2007 through 2024 David Berkman
*
* This file is part of the SmallMind Code Project.
*
* The SmallMind Code Project is free software, you can redistribute
* it and/or modify it under either, at your discretion...
*
* 1) The terms of GNU Affero General Public License as published by the
* Free Software Foundation, either version 3 of the License, or (at
* your option) any later version.
*
* ...or...
*
* 2) The terms of the Apache License, Version 2.0.
*
* The SmallMind Code Project is distributed in the hope that it will
* be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License or Apache License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* and the Apache License along with the SmallMind Code Project. If not, see
* .
*
* Additional permission under the GNU Affero GPL version 3 section 7
* ------------------------------------------------------------------
* If you modify this Program, or any covered work, by linking or
* combining it with other code, such other code is not for that reason
* alone subject to any of the requirements of the GNU Affero GPL
* version 3.
*/
package org.smallmind.swing.file;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.Window;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.io.File;
import java.util.List;
import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.KeyStroke;
import javax.swing.ListSelectionModel;
public class DirectoryManager extends JPanel {
private static final GridBagLayout GRID_BAG_LAYOUT = new GridBagLayout();
private static final Dimension PREFERRED_DIMENSION = new Dimension(300, 500);
private static final ImageIcon DIRECTORY_ADD = new ImageIcon(ClassLoader.getSystemResource("public/iconexperience/application basics/24x24/plain/folder_add.png"));
private static final ImageIcon DIRECTORY_REMOVE = new ImageIcon(ClassLoader.getSystemResource("public/iconexperience/application basics/24x24/plain/folder_delete.png"));
private final JList directoryDisplayList;
private final DirectoryManagerListModel listModel;
private Window parentWindow;
public DirectoryManager (Window parentWindow, List directoryList) {
this(directoryList);
this.parentWindow = parentWindow;
}
private DirectoryManager (List directoryList) {
super(GRID_BAG_LAYOUT);
Box buttonBox;
JScrollPane directoryDisplayListScrollPane;
JButton addDirectoryButton;
JButton removeDirectoryButton;
RemoveDirectoryAction removeDirectoryAction;
GridBagConstraints constraints = new GridBagConstraints();
listModel = new DirectoryManagerListModel(directoryList);
directoryDisplayList = new JList(listModel);
directoryDisplayList.setDragEnabled(false);
directoryDisplayList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
directoryDisplayListScrollPane = new JScrollPane(directoryDisplayList);
removeDirectoryAction = new RemoveDirectoryAction();
removeDirectoryButton = new JButton(removeDirectoryAction);
removeDirectoryButton.setFocusable(false);
removeDirectoryButton.registerKeyboardAction(removeDirectoryAction, KeyStroke.getKeyStroke(KeyEvent.VK_DELETE, 0), JComponent.WHEN_IN_FOCUSED_WINDOW);
if (listModel.getSize() == 0) {
removeDirectoryAction.setEnabled(false);
} else {
directoryDisplayList.setSelectedIndex(0);
}
addDirectoryButton = new JButton(new AddDirectoryAction(removeDirectoryAction));
addDirectoryButton.setFocusable(false);
buttonBox = new Box(BoxLayout.Y_AXIS);
buttonBox.add(addDirectoryButton);
buttonBox.add(Box.createVerticalStrut(5));
buttonBox.add(removeDirectoryButton);
buttonBox.add(Box.createVerticalGlue());
constraints.fill = GridBagConstraints.BOTH;
constraints.insets = new Insets(0, 0, 0, 0);
constraints.gridx = 0;
constraints.gridy = 0;
constraints.weightx = 1;
constraints.weighty = 1;
add(directoryDisplayListScrollPane, constraints);
constraints.fill = GridBagConstraints.BOTH;
constraints.insets = new Insets(0, 5, 0, 0);
constraints.gridx = 1;
constraints.gridy = 0;
constraints.weightx = 0;
constraints.weighty = 1;
add(buttonBox, constraints);
}
public Dimension getPreferredSize () {
return PREFERRED_DIMENSION;
}
public class AddDirectoryAction extends AbstractAction {
private final RemoveDirectoryAction removeDirectoryAction;
public AddDirectoryAction (RemoveDirectoryAction removeDirectoryAction) {
super();
this.removeDirectoryAction = removeDirectoryAction;
putValue(Action.SMALL_ICON, DIRECTORY_ADD);
putValue(Action.SHORT_DESCRIPTION, "Add a media directory");
}
public synchronized void actionPerformed (ActionEvent actionEvent) {
File addedDirectory;
if ((addedDirectory = DirectoryChooserDialog.showDirectoryChooserDialog(parentWindow)) != null) {
listModel.addDirectory(addedDirectory);
removeDirectoryAction.setEnabled(true);
if (directoryDisplayList.getSelectedIndex() < 0) {
directoryDisplayList.setSelectedIndex(0);
}
}
}
}
public class RemoveDirectoryAction extends AbstractAction {
public RemoveDirectoryAction () {
super();
putValue(Action.SMALL_ICON, DIRECTORY_REMOVE);
putValue(Action.SHORT_DESCRIPTION, "Remove a media directory");
}
public synchronized void actionPerformed (ActionEvent actionEvent) {
int selectedIndex;
listModel.removeDirectory(selectedIndex = directoryDisplayList.getSelectedIndex());
if (listModel.getSize() == 0) {
setEnabled(false);
}
if (selectedIndex < listModel.getSize()) {
directoryDisplayList.setSelectedIndex(selectedIndex);
} else {
directoryDisplayList.setSelectedIndex(listModel.getSize() - 1);
}
}
}
}