eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/element/UriWithLabelElement.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10
  11 package eu.etaxonomy.taxeditor.ui.element;
  12
  13 import java.net.MalformedURLException;
  14 import java.net.URI;
  15
  16 import org.eclipse.swt.SWT;
  17 import org.eclipse.swt.events.SelectionAdapter;
  18 import org.eclipse.swt.events.SelectionEvent;
  19 import org.eclipse.swt.widgets.Button;
  20 import org.eclipse.swt.widgets.Composite;
  21 import org.eclipse.swt.widgets.Display;
  22 import org.eclipse.swt.widgets.Label;
  23 import org.eclipse.ui.PartInitException;
  24 import org.eclipse.ui.PlatformUI;
  25 import org.eclipse.ui.forms.widgets.TableWrapData;
  26
  27 import eu.etaxonomy.taxeditor.model.ImageResources;
  28
  29 /**
  30  * @author n.hoffmann
  31  * @created Dec 20, 2010
  32  * @version 1.0
  33  */
  34 public class UriWithLabelElement extends TextWithLabelElement {
  35
  36     private final Label labelException;
  37     private final Button btnOpenBrowser;
  38
  39         protected UriWithLabelElement(CdmFormFactory formFactory,
  40                         ICdmFormElement parentElement, String labelString,
  41                         URI initialUri, Integer textHeight, int style) {
  42                 super(formFactory, parentElement, false);
  43
  44         Composite layoutComposite = formFactory.createComposite(getLayoutComposite());
  45         layoutComposite.setLayout(LayoutConstants.LAYOUT(3, false));
  46         layoutComposite.setLayoutData(LayoutConstants.FILL_HORIZONTALLY(2,1));
  47         init(formFactory, labelString, null, textHeight, null, false, style, layoutComposite);
  48
  49
  50                 btnOpenBrowser = formFactory.createButton(layoutComposite, "", SWT.NONE);
  51                 btnOpenBrowser.setImage(ImageResources.getImage(ImageResources.ADD_CHILD_TAXON_ICON));
  52                 TableWrapData layoutData = LayoutConstants.RIGHT();
  53                 layoutData.grabHorizontal = false;
  54                 btnOpenBrowser.setLayoutData(layoutData);
  55                 btnOpenBrowser.addSelectionListener(new SelectionAdapter() {
  56                     @Override
  57                     public void widgetSelected(SelectionEvent e) {
  58                         URI uri = getUri();
  59                         if(uri!=null){
  60                             try {
  61                         PlatformUI.getWorkbench().getBrowserSupport().getExternalBrowser().openURL(uri.toURL());
  62                     } catch (PartInitException e1) {
  63                         // TODO Auto-generated catch block
  64                         e1.printStackTrace();
  65                     } catch (MalformedURLException e1) {
  66                         // TODO Auto-generated catch block
  67                         e1.printStackTrace();
  68                     }
  69                         }
  70                     }
  71         });
  72
  73                 labelException = formFactory.createLabel(layoutComposite, "", SWT.WRAP);
  74                 labelException.setLayoutData(LayoutConstants.FILL_HORIZONTALLY(3, 1));
  75                 addControl(labelException);
  76                 setUri(initialUri);
  77         }
  78
  79         public void setUri(URI uri) {
  80                 if(uri != null){
  81                         super.setText(uri.toString());
  82                 }
  83         }
  84
  85         public URI getUri(){
  86         try {
  87             labelException.setBackground(getPersistentBackground());
  88             labelException.setText("");
  89             return new URI(super.getText());
  90         } catch (Exception e) {
  91             labelException.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_RED));
  92             labelException.setText(e.getMessage());
  93             return null;
  94         }
  95         }
  96
  97 }