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.SelectionAdapter;
  20 import org.eclipse.swt.events.SelectionEvent;
  21 import org.eclipse.swt.events.SelectionListener;
  22 import org.eclipse.swt.layout.GridData;
  23 import org.eclipse.swt.layout.GridLayout;
  24 import org.eclipse.swt.widgets.Button;
  25 import org.eclipse.swt.widgets.Composite;
  26 import org.eclipse.swt.widgets.Label;
  27 import org.eclipse.swt.widgets.Text;
  28 import org.eclipse.swt.widgets.Tree;
  29
  30 import eu.etaxonomy.cdm.model.term.DefinedTermBase;
  31 import eu.etaxonomy.cdm.model.term.TermTree;
  32 import eu.etaxonomy.cdm.model.term.TermType;
  33 import eu.etaxonomy.taxeditor.editor.definedterm.TermTransfer;
  34 import eu.etaxonomy.taxeditor.featuretree.FeatureNodeTransfer;
  35 import eu.etaxonomy.taxeditor.featuretree.FeatureTreeContentProvider;
  36 import eu.etaxonomy.taxeditor.featuretree.FeatureTreeLabelProvider;
  37 import eu.etaxonomy.taxeditor.l10n.Messages;
  38 import eu.etaxonomy.taxeditor.model.IDirtyMarkable;
  39 import eu.etaxonomy.taxeditor.model.ImageResources;
  40 import eu.etaxonomy.taxeditor.store.StoreUtil;
  41 import eu.etaxonomy.taxeditor.ui.dialog.selection.FeatureTreeSelectionDialog;
  42
  43 /**
  44  * @author pplitzner
  45  * @since Jun 19, 2017
  46  */
  47 public class FeatureTreeEditorComposite <T extends DefinedTermBase> extends Composite{
  48
  49     private TermTree<T> featureTree;
  50
  51     private Label label_title;
  52     private Text text_title;
  53     private Button btnOpenFeatureTree;
  54     private TreeViewer viewer;
  55
  56     public FeatureTreeEditorComposite(Composite parent, int style) {
  57         super(parent, style);
  58         setLayout(new GridLayout(1, false));
  59
  60         Composite composite_treeTitle = new Composite(this, SWT.NULL);
  61         composite_treeTitle.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true,
  62                 false));
  63         GridLayout gl_composite_treeTitle = new GridLayout(3, false);
  64         gl_composite_treeTitle.marginWidth = 0;
  65         composite_treeTitle.setLayout(gl_composite_treeTitle);
  66
  67         label_title = new Label(composite_treeTitle, SWT.NULL);
  68         label_title.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1));
  69         label_title.setText(Messages.FeatureTreeEditorComposite_FEATURE_TREE);
  70
  71         text_title = new Text(composite_treeTitle, SWT.BORDER);
  72         text_title.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
  73         text_title.setEditable(false);
  74
  75         btnOpenFeatureTree = new Button(composite_treeTitle, SWT.NONE);
  76         btnOpenFeatureTree.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false, 1, 1));
  77         btnOpenFeatureTree.setToolTipText(Messages.FeatureTreeEditorComposite_OPEN_TREE);
  78         btnOpenFeatureTree.setImage(ImageResources.getImage(ImageResources.BROWSE_ICON));
  79
  80         viewer = new TreeViewer(new Tree(this, SWT.H_SCROLL | SWT.V_SCROLL | SWT.MULTI));
  81         Tree tree = viewer.getTree();
  82         tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 3, 1));
  83         viewer.getControl().setLayoutData(
  84                 new GridData(SWT.FILL, SWT.FILL, true, true));
  85     }
  86
  87     public void init(String label,
  88             DragSourceListener dragSourceListener,
  89             DropTargetListener dropTargetListener,
  90             ISelectionChangedListener viewerSelectionChangedListener,
  91             IDirtyMarkable dirtyMarkable,
  92             ModifyListener textModifyListener) {
  93         init(label,
  94                 null,
  95                 dragSourceListener,
  96                 dropTargetListener,
  97                 null,
  98                 viewerSelectionChangedListener,
  99                 null,
 100                 dirtyMarkable,
 101                 textModifyListener);
 102     }
 103
 104     public void init(String label, TermType termType,
 105             DragSourceListener dragSourceListener,
 106             DropTargetListener dropTargetListener,
 107             ISelectionChangedListener viewerSelectionChangedListener,
 108             IDirtyMarkable dirtyMarkable,
 109             ModifyListener textModifyListener) {
 110         this.init(label,
 111                 termType,
 112                 dragSourceListener,
 113                 dropTargetListener,
 114                 null,
 115                 viewerSelectionChangedListener,
 116                 null,
 117                 dirtyMarkable,
 118                 textModifyListener);
 119     }
 120     public void init(DragSourceListener dragSourceListener,
 121             DropTargetListener dropTargetListener,
 122             Transfer[] transfers,
 123             ISelectionChangedListener viewerSelectionChangedListener,
 124             SelectionListener openFeatureTreeSelectionListener,
 125             ModifyListener textModifyListener) {
 126         init(null,
 127                 null,
 128                 dragSourceListener,
 129                 dropTargetListener,
 130                 transfers,
 131                 viewerSelectionChangedListener,
 132                 openFeatureTreeSelectionListener,
 133                 null,
 134                 textModifyListener);
 135     }
 136     private void init(String label,
 137             TermType termType,
 138             DragSourceListener dragSourceListener,
 139             DropTargetListener dropTargetListener,
 140             Transfer[] transfers,
 141             ISelectionChangedListener viewerSelectionChangedListener,
 142             SelectionListener openFeatureTreeSelectionListener,
 143             IDirtyMarkable dirtyMarkable,
 144             ModifyListener textModifyListener) {
 145         if(label!=null){
 146             label_title.setText(label);
 147         }
 148
 149         viewer.setContentProvider(new FeatureTreeContentProvider());
 150         viewer.setLabelProvider(new FeatureTreeLabelProvider());
 151
 152         int ops = DND.DROP_COPY | DND.DROP_MOVE;
 153         if(transfers==null){
 154         transfers = new Transfer[] {
 155                 FeatureNodeTransfer.getInstance(),
 156                 TermTransfer.getInstance(),
 157                 };
 158         }
 159         if(dragSourceListener!=null){
 160             viewer.addDragSupport(ops, transfers, dragSourceListener);
 161         }
 162         if(dropTargetListener!=null){
 163             viewer.addDropSupport(ops, transfers, dropTargetListener);
 164         }
 165
 166         if(viewerSelectionChangedListener!=null){
 167             viewer.addSelectionChangedListener(viewerSelectionChangedListener);
 168         }
 169
 170         if(textModifyListener!=null){
 171             text_title.addModifyListener(textModifyListener);
 172         }
 173
 174         //add specific selection listener
 175         if(openFeatureTreeSelectionListener!=null){
 176             btnOpenFeatureTree.addSelectionListener(openFeatureTreeSelectionListener);
 177         }
 178         else{
 179             //add default selection listener
 180             btnOpenFeatureTree.addSelectionListener(new SelectionAdapter(){
 181                 @Override
 182                 public void widgetSelected(SelectionEvent e) {
 183                     TermTree<T> tree = FeatureTreeSelectionDialog.select(getDisplay().getActiveShell(),
 184                             null, termType);
 185                     if(tree!=null){
 186                         setSelectedTree(tree);
 187                         if(dirtyMarkable!=null){
 188                             dirtyMarkable.forceDirty();
 189                         }
 190                     }
 191                 }
 192             });
 193         }
 194     }
 195
 196     public void setSelectedTree(TermTree<T> featureTree) {
 197         this.featureTree = featureTree;
 198         viewer.setInput(featureTree);
 199         StoreUtil.setTextWithoutModifyListeners(text_title, featureTree!=null?featureTree.getTitleCache():"");
 200     }
 201
 202     public TermTree<T> getFeatureTree() {
 203         return featureTree;
 204     }
 205
 206     public Label getLabel_title() {
 207         return label_title;
 208     }
 209
 210     public Button getBtnOpenFeatureTree() {
 211         return btnOpenFeatureTree;
 212     }
 213
 214     public TreeViewer getViewer() {
 215         return viewer;
 216     }
 217
 218 }