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

   1 /**
   2 * Copyright (C) 2021 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 package eu.etaxonomy.taxeditor.ui.element;
  10
  11 import org.apache.commons.lang3.StringUtils;
  12 import org.eclipse.swt.SWT;
  13 import org.eclipse.swt.events.SelectionEvent;
  14 import org.eclipse.swt.events.SelectionListener;
  15 import org.eclipse.swt.widgets.Button;
  16 import org.eclipse.swt.widgets.Composite;
  17 import org.eclipse.swt.widgets.Label;
  18 import org.eclipse.swt.widgets.Text;
  19
  20 import eu.etaxonomy.taxeditor.model.ImageResources;
  21
  22 /**
  23  * @author k.luther
  24  * @since Apr 1, 2021
  25  */
  26 public class RemovableTextElement extends AbstractCdmFormElement implements SelectionListener {
  27
  28     private final Text text_cache;
  29     private final Button btnRemoveElement;
  30     private final Label label;
  31     private final Composite container;
  32     private boolean state;
  33
  34     protected RemovableTextElement(CdmFormFactory formFactory, ICdmFormElement parentElement,
  35             String labelString, String initialText, int style) {
  36         super(formFactory, parentElement);
  37
  38         label = formFactory.createLabel(getLayoutComposite(), labelString, style);
  39         addControl(label);
  40
  41         container = formFactory.createComposite(getLayoutComposite(), SWT.WRAP);
  42         container.setLayout(LayoutConstants.LAYOUT(2, false));
  43         container.setLayoutData(LayoutConstants.FILL_HORIZONTALLY());
  44         addControl(container);
  45
  46         text_cache = formFactory.createText(container, initialText, SWT.WRAP | SWT.MULTI);
  47         addControl(text_cache);
  48         text_cache.setEnabled(false);
  49         text_cache.setLayoutData(LayoutConstants.FILL());
  50
  51         btnRemoveElement = formFactory.createButton(container, "Edit", SWT.TOGGLE);
  52         btnRemoveElement.setText("");
  53         btnRemoveElement.setImage(ImageResources.getImage(ImageResources.TRASH_ICON));
  54         addControl(btnRemoveElement);
  55         btnRemoveElement.addSelectionListener(this);
  56         if (initialText != null){
  57             setState(true);
  58         }else {
  59             setState(false);
  60         }
  61
  62     }
  63
  64
  65     @Override
  66     public void widgetSelected(SelectionEvent e) {
  67        setText(null);
  68        firePropertyChangeEvent(new CdmPropertyChangeEvent(this, e));
  69     }
  70
  71     @Override
  72     public void widgetDefaultSelected(SelectionEvent e) {
  73         // TODO Auto-generated method stub
  74
  75     }
  76
  77     public void setText(String text){
  78         if (text == null){
  79             this.text_cache.setText("");
  80         }
  81         if (StringUtils.isBlank(text)){
  82             setState(false);
  83         }else{
  84             setState(true);
  85         }
  86     }
  87
  88
  89     public boolean isState() {
  90         return state;
  91     }
  92
  93
  94     public void setState(boolean state) {
  95         this.state = state;
  96     }
  97
  98 }