/*
GNU GENERAL PUBLIC LICENSE
Copyright (C) 2006 The Lobo Project
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public
License as published by the Free Software Foundation; either
verion 2 of the License, or (at your option) any later version.
This program 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 for more details.
You should have received a copy of the GNU General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Contact info: lobochief@users.sourceforge.net
*/
package org.lobobrowser.primary.gui;
import java.awt.Component;
import java.awt.Container;
import java.awt.Dialog;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.HeadlessException;
import java.awt.event.ActionEvent;
import javax.swing.AbstractAction;
import javax.swing.Box;
import javax.swing.BoxLayout;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.border.EmptyBorder;
import org.eclipse.jdt.annotation.Nullable;
public class ItemEditorDialog<T> extends JDialog {
private static final long serialVersionUID = -5624516092024297352L;
private final JLabel captionLabel = new JLabel();
private final JButton okButton = new JButton();
private final JButton cancelButton = new JButton();
private final AbstractItemEditor<T> editor;
public ItemEditorDialog(final Dialog owner, final ItemEditorFactory<T> factory) throws HeadlessException {
super(owner);
this.editor = factory.createItemEditor();
this.init();
}
public ItemEditorDialog(final Frame owner, final ItemEditorFactory<T> factory) throws HeadlessException {
super(owner);
this.editor = factory.createItemEditor();
this.init();
}
private void init() {
this.captionLabel.setPreferredSize(new Dimension(Short.MAX_VALUE, 32));
this.captionLabel.setAlignmentX(0.0f);
this.captionLabel.setBorder(new EmptyBorder(8, 0, 8, 0));
this.okButton.setAction(new OkAction());
this.okButton.setText("OK");
this.cancelButton.setAction(new CancelAction());
this.cancelButton.setText("Cancel");
// this.editor.setBorder(new BevelBorder(BevelBorder.RAISED));
final Box rootBox = new Box(BoxLayout.Y_AXIS);
rootBox.setBorder(new EmptyBorder(4, 4, 4, 4));
rootBox.add(this.captionLabel);
rootBox.add(this.editor);
rootBox.add(this.createButtonPanel());
final Container contentPane = this.getContentPane();
contentPane.setLayout(new BoxLayout(contentPane, BoxLayout.Y_AXIS));
contentPane.add(rootBox);
}
public void setCaption(final String caption) {
this.captionLabel.setText(caption);
}
public void setItem(final T item) {
this.editor.setItem(item);
}
private Component createButtonPanel() {
final Box panel = new Box(BoxLayout.X_AXIS);
// panel.setBorder(new BevelBorder(BevelBorder.LOWERED));
panel.setBorder(new EmptyBorder(4, 4, 4, 4));
panel.add(Box.createGlue());
panel.add(this.okButton);
panel.add(Box.createRigidArea(new Dimension(4, 1)));
panel.add(this.cancelButton);
panel.add(Box.createGlue());
return panel;
}
private @Nullable T resultingItem;
public @Nullable T getResultingItem() {
return this.resultingItem;
}
private class OkAction extends AbstractAction {
private static final long serialVersionUID = -4808011697369530582L;
public void actionPerformed(final ActionEvent e) {
try {
editor.validateItem();
} catch (final ValidationException ve) {
JOptionPane.showMessageDialog(ItemEditorDialog.this, ve.getMessage());
return;
}
resultingItem = editor.getItem();
ItemEditorDialog.this.dispose();
}
}
private class CancelAction extends AbstractAction {
private static final long serialVersionUID = 3129498045750775250L;
public void actionPerformed(final ActionEvent e) {
resultingItem = null;
ItemEditorDialog.this.dispose();
}
}
}