eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/featuretree/e4/FeatureTreeEditorComposite.java

   1 /**
   2 * Copyright (C) 2017 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.featuretree.e4;
  10
  11 import org.eclipse.jface.viewers.ISelectionChangedListener;
  12 import org.eclipse.jface.viewers.TreeViewer;
  13 import org.eclipse.swt.SWT;
  14 import org.eclipse.swt.dnd.DND;
  15 import org.eclipse.swt.dnd.DragSourceListener;
  16 import org.eclipse.swt.dnd.DropTargetListener;
  17 import org.eclipse.swt.dnd.Transfer;
  18 import org.eclipse.swt.events.ModifyListener;
  19 import org.eclipse.swt.events.SelectionListener;
  20 import org.eclipse.swt.layout.GridData;
  21 import org.eclipse.swt.layout.GridLayout;
  22 import org.eclipse.swt.widgets.Button;
  23 import org.eclipse.swt.widgets.Composite;
  24 import org.eclipse.swt.widgets.Label;
  25 import org.eclipse.swt.widgets.Text;
  26 import org.eclipse.swt.widgets.Tree;
  27
  28 import eu.etaxonomy.cdm.model.description.FeatureTree;
  29 import eu.etaxonomy.taxeditor.editor.definedterm.TermTransfer;
  30 import eu.etaxonomy.taxeditor.featuretree.FeatureNodeTransfer;
  31 import eu.etaxonomy.taxeditor.featuretree.FeatureTreeContentProvider;
  32 import eu.etaxonomy.taxeditor.featuretree.FeatureTreeLabelProvider;
  33 import eu.etaxonomy.taxeditor.l10n.Messages;
  34 import eu.etaxonomy.taxeditor.model.ImageResources;
  35
  36 /**
  37  * @author pplitzner
  38  * @since Jun 19, 2017
  39  *
  40  */
  41 public class FeatureTreeEditorComposite extends Composite{
  42
  43     private FeatureTree featureTree;
  44
  45     private Label label_title;
  46     private Text text_title;
  47     private Button btnOpenFeatureTree;
  48     private TreeViewer viewer;
  49
  50     public FeatureTreeEditorComposite(Composite parent, int style) {
  51         super(parent, style);
  52         setLayout(new GridLayout(1, false));
  53
  54         Composite composite_treeTitle = new Composite(this, SWT.NULL);
  55         composite_treeTitle.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true,
  56                 false));
  57         GridLayout gl_composite_treeTitle = new GridLayout(3, false);
  58         gl_composite_treeTitle.marginWidth = 0;
  59         composite_treeTitle.setLayout(gl_composite_treeTitle);
  60
  61         label_title = new Label(composite_treeTitle, SWT.NULL);
  62         label_title.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
  63         label_title.setText(Messages.FeatureTreeEditorComposite_FEATURE_TREE);
  64
  65         text_title = new Text(composite_treeTitle, SWT.BORDER);
  66         text_title.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
  67         text_title.setEnabled(false);
  68
  69         btnOpenFeatureTree = new Button(composite_treeTitle, SWT.NONE);
  70         btnOpenFeatureTree.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false, 1, 1));
  71         btnOpenFeatureTree.setToolTipText(Messages.FeatureTreeEditorComposite_OPEN_TREE);
  72         btnOpenFeatureTree.setImage(ImageResources.getImage(ImageResources.BROWSE_ICON));
  73
  74         viewer = new TreeViewer(this);
  75         Tree tree = viewer.getTree();
  76         tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 3, 1));
  77         viewer.getControl().setLayoutData(
  78                 new GridData(SWT.FILL, SWT.FILL, true, true));
  79     }
  80
  81     public void init(DragSourceListener dragSourceListener, DropTargetListener dropTargetListener,
  82             ISelectionChangedListener viewerSelectionChangedListener,
  83             SelectionListener openFeatureTreeSelectionListener) {
  84         viewer.setContentProvider(new FeatureTreeContentProvider());
  85         viewer.setLabelProvider(new FeatureTreeLabelProvider());
  86
  87         int ops = DND.DROP_COPY | DND.DROP_MOVE;
  88         Transfer[] transfers = new Transfer[] { FeatureNodeTransfer
  89                 .getInstance(), TermTransfer.getInstance() };
  90         if(dragSourceListener!=null){
  91             viewer.addDragSupport(ops, transfers, dragSourceListener);
  92         }
  93         if(dropTargetListener!=null){
  94             viewer.addDropSupport(ops, transfers, dropTargetListener);
  95         }
  96
  97         viewer.addSelectionChangedListener(viewerSelectionChangedListener);
  98
  99         btnOpenFeatureTree.addSelectionListener(openFeatureTreeSelectionListener);
 100     }
 101
 102     public void setSelectedTree(FeatureTree featureTree, ModifyListener modifyListener) {
 103         this.featureTree = featureTree;
 104
 105         getViewer().setInput(featureTree);
 106
 107         getText_title().removeModifyListener(modifyListener);
 108         getText_title().setText(featureTree.getTitleCache());
 109         getText_title().addModifyListener(modifyListener);
 110         getText_title().setEnabled(true);
 111         text_title.setEnabled(true);
 112     }
 113
 114     /**
 115      * @return the featureTree
 116      */
 117     public FeatureTree getFeatureTree() {
 118         return featureTree;
 119     }
 120
 121     /**
 122      * @return the label_title
 123      */
 124     public Label getLabel_title() {
 125         return label_title;
 126     }
 127
 128     /**
 129      * @return the text_title
 130      */
 131     public Text getText_title() {
 132         return text_title;
 133     }
 134
 135     /**
 136      * @return the btnOpenFeatureTree
 137      */
 138     public Button getBtnOpenFeatureTree() {
 139         return btnOpenFeatureTree;
 140     }
 141
 142     /**
 143      * @return the viewer
 144      */
 145     public TreeViewer getViewer() {
 146         return viewer;
 147     }
 148
 149 }