RenameTabDialog.java

/** 
 * This file Copyright (c) 2005-2008 Aptana, Inc. This program is
 * dual-licensed under both the Aptana Public License and the GNU General
 * Public license. You may elect to use one or the other of these licenses.
 * 
 * This program is distributed in the hope that it will be useful, but
 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
 * NONINFRINGEMENT. Redistribution, except as permitted by whichever of
 * the GPL or APL you select, is prohibited.
 *
 * 1. For the GPL license (GPL), you can redistribute and/or modify this
 * program under the terms of the GNU General Public License,
 * Version 3, as published by the Free Software Foundation.  You should
 * have received a copy of the GNU General Public License, Version 3 along
 * with this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 * 
 * Aptana provides a special exception to allow redistribution of this file
 * with certain Eclipse Public Licensed code and certain additional terms
 * pursuant to Section 7 of the GPL. You may view the exception and these
 * terms on the web at http://www.aptana.com/legal/gpl/.
 * 
 * 2. For the Aptana Public License (APL), this program and the
 * accompanying materials are made available under the terms of the APL
 * v1.0 which accompanies this distribution, and is available at
 * http://www.aptana.com/legal/apl/.
 * 
 * You may view the GPL, Aptana's exception and additional terms, and the
 * APL in the file titled license.html at the root of the corresponding
 * plugin containing this source file.
 * 
 * Any modifications to this file must keep this entire header intact.
 */
package com.aptana.ide.logging.view;

import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;

/**
 * Rename Tab dialog.
 * @author Denis Denisenko
 */
public class RenameTabDialog extends TitleAreaDialog
{

    /**
     * Name edit.
     */
    private Text nameEdit;
    
    /**
     * Name.
     */
    private String name;
    
    /**
     * Initial content.
     */
    private String initialContent;

    /**
     * NewRuleDialog constructor.
     * @param parentShell
     * @param oldName - old tab name.
     */
    public RenameTabDialog(Shell parentShell, String oldName)
    {
        super(parentShell);
        this.initialContent = oldName;
    }

    /**
      * {@inheritDoc}
      */
    @Override
    protected Control createDialogArea(Composite parent)
    {
        Composite returned = (Composite) super.createDialogArea(parent);
        
        Composite par = new Composite(returned, SWT.NONE);
        par.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
        
        this.getShell().setText(Messages.RenameTabDialog_WindowTitle);
        this.setTitle(Messages.RenameTabDialog_Title); 
        this.setMessage(Messages.RenameTabDialog_Message); 
        par.setLayout(new GridLayout(2, false));
        
        Label nameLabel = new Label(par, SWT.NONE);
        nameLabel.setText(Messages.RenameTabDialog_Name_Label + ":"); //$NON-NLS-1$
        nameLabel.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));
        nameEdit = new Text(par, SWT.BORDER);
        nameEdit.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
        nameEdit.setText(initialContent);
        nameEdit.addModifyListener(new ModifyListener()
        {

            public void modifyText(ModifyEvent e)
            {
                validate();
            }
        });
        
        validate();
        
        return par;
    }
    
    /**
     * Gets name.
     * @return the name
     */
    public String getName()
    {
        return name;
    }

    /**
      * {@inheritDoc}
      */
    @Override
    protected void okPressed()
    {
        name = nameEdit.getText();
        super.okPressed();
    }
    
    /**
     * Validates values.
     */
    private void validate()
    {
        
        String nameText = nameEdit.getText();
        if(nameText.length() == 0)
        {
            setErrorMessage(Messages.RenameTabDialog_Error); 
        }
        else
        {
            setErrorMessage(null);
        }
    }
}