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

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9
  10 package eu.etaxonomy.taxeditor.ui.element;
  11
  12 import org.eclipse.jface.resource.JFaceResources;
  13 import org.eclipse.swt.SWT;
  14 import org.eclipse.swt.widgets.Composite;
  15 import org.eclipse.swt.widgets.Display;
  16 import org.eclipse.swt.widgets.Label;
  17 import org.eclipse.ui.forms.widgets.TableWrapLayout;
  18
  19 import eu.etaxonomy.taxeditor.Messages;
  20
  21 /**
  22  *
  23  * @author pplitzner
  24  * @date Sep 21, 2015
  25  *
  26  */
  27 public abstract class AbstractUriWithExceptionLabelElement <T> extends TextWithLabelElement {
  28
  29     protected Label labelException;
  30
  31         protected AbstractUriWithExceptionLabelElement(CdmFormFactory formFactory,
  32                         ICdmFormElement parentElement, String labelString,
  33                         T initialObject, Integer textHeight, int style) {
  34                 super(formFactory, parentElement, false);
  35
  36         init(formFactory, labelString, initialObject, textHeight, style);
  37     }
  38
  39     protected void init(CdmFormFactory formFactory, String labelString, T initialObject, Integer textHeight, int style) {
  40         //label
  41         initLabel(formFactory, labelString, false, getLayoutComposite());
  42
  43         //uri text
  44         initText(formFactory, null, textHeight, null, false, style, getLayoutComposite());
  45
  46         //exceptionLabel
  47         initExceptionLabel(getLayoutComposite(), formFactory, initialObject);
  48     }
  49
  50     protected void initExceptionLabel(Composite parent, CdmFormFactory formFactory, T initialObject) {
  51         labelException = formFactory.createLabel(parent, "", SWT.WRAP); //$NON-NLS-1$
  52                 int numColumns = AbstractFormSection.DEFAULT_NUM_COLUMNS;
  53                 if(parent.getLayout() instanceof TableWrapLayout){
  54                     numColumns = ((TableWrapLayout)parent.getLayout()).numColumns;
  55                 }
  56         labelException.setLayoutData(LayoutConstants.FILL_HORIZONTALLY(numColumns, 1));
  57                 addControl(labelException);
  58                 setParsedText(initialObject);
  59     }
  60
  61
  62     public abstract void setParsedText(T object);
  63
  64     protected abstract T getParsedText() throws Exception;
  65
  66     public T parseText(){
  67         try {
  68             labelException.setFont(JFaceResources.getFontRegistry().get(JFaceResources.DEFAULT_FONT));
  69             labelException.setForeground(getPersistentBackground());
  70             labelException.setText(""); //$NON-NLS-1$
  71             return getParsedText();
  72         } catch (Exception e) {
  73             labelException.setFont(JFaceResources.getFontRegistry().getBold(JFaceResources.DEFAULT_FONT));
  74             labelException.setForeground(Display.getCurrent().getSystemColor(SWT.COLOR_RED));
  75             labelException.setText(Messages.UriWithLabelElement_URL_NOT_SAVED+e.getLocalizedMessage());
  76             return null;
  77         }
  78     }
  79
  80 }