SequenceCreationDialog.java

/*******************************************************************************
 * DialogueEditor
 * Copyright (C) 2013-2014 Pawel Pastuszak
 * <p>
 * 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 version 3 of the License, or
 * (at your option) any later version.
 * <p>
 * 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.
 * <p>
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/

package pl.kotcrab.jdialogue.editor.gui.dialog;

import com.thoughtworks.xstream.XStream;
import pl.kotcrab.jdialogue.editor.Editor;
import pl.kotcrab.jdialogue.editor.project.Project;
import pl.kotcrab.jdialogue.editor.project.Sequence;

import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JTextField;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import java.awt.Color;
import java.awt.Window;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

public class SequenceCreationDialog extends JDialog {
	private static final long serialVersionUID = 1L;
	private JTextField textName;
	private JButton btnCreate;
	private JLabel lblErrorLabel;

	/**
	 * Create the dialog.
	 *
	 * @param sequence
	 *            Sequence to edit/rename, maybe null for new sequecen mode
	 * @param xstream
	 *            Only if sequence != null
	 */
	public SequenceCreationDialog (Window parrent, final Project project, boolean cancelable, final Sequence sequence, final XStream xstream) {
		super(parrent, ModalityType.APPLICATION_MODAL);
		// super(parrent, true);
		setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);
		if (sequence == null)
			setTitle("New sequence");
		else
			setTitle("Rename sequence");
		setResizable(false);
		setBounds(parrent.getX() + (parrent.getWidth() / 2) - (436 / 2), parrent.getY() + (parrent.getHeight() / 2) - (109 / 2), 436, 109);

		getContentPane().setLayout(null);

		textName = new JTextField();
		textName.setBounds(10, 21, 414, 24);
		getContentPane().add(textName);
		textName.setColumns(10);

		if (sequence != null)
			textName.setText(sequence.getName());

		if (sequence == null)
			btnCreate = new JButton("Create");
		else
			btnCreate = new JButton("Rename");

		btnCreate.setEnabled(false);
		btnCreate.addActionListener(new ActionListener() {
			public void actionPerformed (ActionEvent e) {
				for (Sequence seq : project.getSequences()) {
					if (seq.getName().equals(textName.getText())) {
						JOptionPane.showMessageDialog(Editor.window, "Sequences with this name already exist, pick a diffrent name!", "Error", JOptionPane.ERROR_MESSAGE);
						return;
					}
				}

				if (sequence == null)
					project.newSequence(textName.getText(), true);
				else
					project.renameSequence(xstream, sequence, textName.getText());

				dispose();
			}
		});
		btnCreate.setBounds(335, 51, 89, 23);
		getContentPane().add(btnCreate);

		JLabel lblEnterSequenceName = new JLabel("Enter sequence name:");
		lblEnterSequenceName.setBounds(10, 6, 414, 14);
		getContentPane().add(lblEnterSequenceName);

		JButton btnCancel = new JButton("Cancel");
		btnCancel.addActionListener(new ActionListener() {
			public void actionPerformed (ActionEvent e) {
				dispose();
			}
		});
		btnCancel.setBounds(236, 51, 89, 23);
		getContentPane().add(btnCancel);

		if (cancelable == false) btnCancel.setEnabled(cancelable);

		lblErrorLabel = new JLabel("Enter a sequence name.");
		lblErrorLabel.setForeground(Color.RED);
		lblErrorLabel.setBounds(10, 55, 216, 14);
		getContentPane().add(lblErrorLabel);

		textName.getDocument().addDocumentListener(new ChangeListener());

		setVisible(true);
	}

	public void checkConditions () {
		btnCreate.setEnabled(false);
		lblErrorLabel.setVisible(true);

		if (textName.getText().equals("")) {
			lblErrorLabel.setText("Enter a sequence name.");
			return;
		}

		btnCreate.setEnabled(true);
		lblErrorLabel.setVisible(false);
	}

	class ChangeListener implements DocumentListener {
		@Override
		public void insertUpdate (DocumentEvent e) {
			checkConditions();
		}

		@Override
		public void removeUpdate (DocumentEvent e) {
			checkConditions();
		}

		@Override
		public void changedUpdate (DocumentEvent e) {
			checkConditions();
		}
	}
}