gt: 		String name = getFileName();
context: /*******************************************************************************
   * Copyright (c) 2014 Elphel, Inc.
   * Copyright (c) 2006 Elphel, Inc and Excelsior, LLC.
   * This file is a part of VDT plug-in.
   * VDT plug-in 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.
   *
   * VDT plug-in 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 program.  If not, see <http://www.gnu.org/licenses/>.
   * 
   *  Additional permission under GNU GPL version 3 section 7:
   * If you modify this Program, or any covered work, by linking or combining it
   * with Eclipse or Eclipse plugins (or a modified version of those libraries),
   * containing parts covered by the terms of EPL/CPL, the licensors of this
   * Program grant you additional permission to convey the resulting work.
   * {Corresponding Source for a non-source form of such a combination shall
   * include the source code for the parts of Eclipse or Eclipse plugins used
   * as well as that of the covered work.}
   *******************************************************************************/
  package com.elphel.vdt.ui.wizards.module;
  
  
  import org.eclipse.core.resources.IContainer;
  import org.eclipse.core.resources.IFile;
  import org.eclipse.core.resources.IProject;
  import org.eclipse.core.resources.IResource;
  import org.eclipse.core.resources.ResourcesPlugin;
  import org.eclipse.core.runtime.Path;
  import org.eclipse.jface.viewers.ISelection;
  import org.eclipse.jface.viewers.IStructuredSelection;
  import org.eclipse.swt.SWT;
  import org.eclipse.swt.events.SelectionAdapter;
  import org.eclipse.swt.events.SelectionEvent;
  import org.eclipse.swt.layout.GridLayout;
  import org.eclipse.swt.widgets.Button;
  import org.eclipse.swt.widgets.Composite;
  import org.eclipse.swt.widgets.Text;
  import org.eclipse.ui.dialogs.ContainerSelectionDialog;
  
  import com.elphel.vdt.Txt;
  import com.elphel.vdt.Module;
  import com.elphel.vdt.ui.variables.SelectedResourceManager;
  
  
  /**
   * The "New Module Main" wizard page allows setting the folder
   * and file name for Verilog module. The page will only accept file
   * name without the extension OR with the extension that matches 
   * the expected one (v).
   * 
   * Created: 12.12.2005
   * @author  Lvov Konstantin
   */
  
  class NewModuleMainPage extends AbstractModulePage {
  
  	private Text textPath;
  
  	private Text textName;
  
  	private ISelection selection;
  
  	private String getPath() { return textPath.getText().trim(); }
  	private String getFileName() { return textName.getText().trim(); }
  	
  	public NewModuleMainPage(ModuleData data, ISelection selection) {
  		super("newModuleMainPage", data);
  		setTitle(Txt.s("WizardPage.NewModuleMain.caption"));
  		setDescription(Txt.s("WizardPage.NewModuleMain.description"));
          this.selection = selection;
  	}
  
  	/**
  	 * @see IDialogPage#createControl(Composite)
  	 */
  	public void createControl(Composite parent) {
  		Composite panel = new Composite(parent, SWT.NONE);
  		GridLayout layout = new GridLayout();
  		panel.setLayout(layout);
  		layout.numColumns = 3;
  		layout.verticalSpacing = 9;
          
          addLocation(panel);
          addFileName(panel);
          
  		initialize();
  		validatePage();
  		setControl(panel);
  	} // createControl()
  
      private void addLocation(Composite parent) {
          createLabel(parent, Txt.s("WizardPage.NewModuleMain.Path.prompt"));
          textPath = createText(parent, fieldsListener);
          Button button = new Button(parent, SWT.PUSH);
          button.setText(Txt.s("WizardPage.NewModuleMain.Path.browse"));
          button.addSelectionListener(new SelectionAdapter() {
              public void widgetSelected(SelectionEvent e) {
                  browsePath();
              }
          });
      }
  
      private void addFileName(Composite parent) {
          createLabel(parent, Txt.s("WizardPage.NewModuleMain.Name.prompt"));
          textName = createText(parent, fieldsListener);
      }
      
  	/**
  	 * Tests if the current workbench selection is a suitable container to use.
  	 */
  	private void initialize() {
  		if ( (selection != null) && !selection.isEmpty() && (selection instanceof IStructuredSelection) ) {
              IStructuredSelection ssel = (IStructuredSelection) selection;
              if (ssel.size() == 1) {
                  Object obj = ssel.getFirstElement();
                  if (obj instanceof IResource) {
                      IContainer container;
                      if (obj instanceof IContainer)
                          container = (IContainer) obj;
                      else {
                          container = ((IResource) obj).getParent();
                          textName.setText(((IResource) obj).getName());
                      }
                      textPath.setText(container.getFullPath().toString());
                      textName.setText(((IResource)obj).getName());
                      return;
                  } else if (obj instanceof Module) {
                      IFile file = ((Module) obj).getSourceFile().getFile();
                      textPath.setText(file.getParent().getFullPath().toString());
                      textName.setText(file.getName());
                  } 
              }
          }
  
          IProject project = SelectedResourceManager.getDefault().getSelectedResource().getProject();
          textPath.setText(project.getFullPath().toString());
  	} // initialize()
  
  	/**
  	 * Uses the standard container selection dialog to choose the new value for
  	 * the container field.
  	 */
  	private void browsePath() {
  		ContainerSelectionDialog dialog = new ContainerSelectionDialog(
  				getShell(), ResourcesPlugin.getWorkspace().getRoot(), false,
  				Txt.s("WizardPage.NewModuleMain.Browse.message"));
  		if (dialog.open() == ContainerSelectionDialog.OK) {
  			Object[] result = dialog.getResult();
  			if (result.length == 1) {
  				textPath.setText(((Path) result[0]).toString());
  			}
  		}
  	} // browsePath()
  
  
  	protected void validatePage() {
  		if (getPath().length() == 0) {
  			updateStatus("File container must be specified");
              textPath.setFocus();
  			return;
  		}
  
  		IResource container = ResourcesPlugin.getWorkspace().getRoot()
  				.findMember(new Path(getPath()));
  		String fileName = getFileName();
  
  		if (container == null
  				|| (container.getType() & (IResource.PROJECT | IResource.FOLDER)) == 0) {
  			updateStatus("File container must exist");
              textPath.setFocus();
  			return;
  		}
  		if (!container.isAccessible()) {
  			updateStatus("Project must be writable");
              textPath.setFocus();
  			return;
  		}
  		if (fileName.length() == 0) {
  			updateStatus("File name must be specified");
              textName.setFocus();
  			return;
  		}
  		if (fileName.replace('\\', '/').indexOf('/', 1) > 0) {
  			updateStatus("File name must be valid");
              textName.setFocus();
  			return;
  		}
  		int dotLoc = fileName.lastIndexOf('.');
  		if (dotLoc != -1) {
  			String ext = fileName.substring(dotLoc + 1);
  			if (ext.equalsIgnoreCase("v") == false) {
  				updateStatus("File extension must be \"v\"");
                  textName.setFocus();
  				return;
  			}
  		}
  		updateStatus(null);
  	} // validatePage()
  
  
  	public void updateData() {
  		data.setLocationPath(getPath());
  