ref #6806 Fix dirty state handling and saving in feature tree editor
[taxeditor.git] / eu.etaxonomy.taxeditor.store / src / main / java / eu / etaxonomy / taxeditor / featuretree / e4 / FeatureTreeEditorComposite.java
index 867790dcc777c5a5f94a3efd54b0581895b21065..b48349040e895eea7adb6486331b9f4dc5fd9014 100644 (file)
@@ -16,23 +16,27 @@ import org.eclipse.swt.dnd.DragSourceListener;
 import org.eclipse.swt.dnd.DropTargetListener;
 import org.eclipse.swt.dnd.Transfer;
 import org.eclipse.swt.events.ModifyListener;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.events.SelectionListener;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Listener;
 import org.eclipse.swt.widgets.Text;
 import org.eclipse.swt.widgets.Tree;
 
 import eu.etaxonomy.cdm.model.description.FeatureTree;
+import eu.etaxonomy.taxeditor.editor.definedterm.TermTransfer;
 import eu.etaxonomy.taxeditor.featuretree.FeatureNodeTransfer;
 import eu.etaxonomy.taxeditor.featuretree.FeatureTreeContentProvider;
 import eu.etaxonomy.taxeditor.featuretree.FeatureTreeLabelProvider;
 import eu.etaxonomy.taxeditor.l10n.Messages;
+import eu.etaxonomy.taxeditor.model.IDirtyMarkable;
 import eu.etaxonomy.taxeditor.model.ImageResources;
-import eu.etaxonomy.taxeditor.preference.IPreferenceKeys;
-import eu.etaxonomy.taxeditor.store.internal.TaxeditorStorePlugin;
+import eu.etaxonomy.taxeditor.ui.dialog.selection.FeatureTreeSelectionDialog;
 
 /**
  * @author pplitzner
@@ -47,20 +51,15 @@ public class FeatureTreeEditorComposite extends Composite{
     private Text text_title;
     private Button btnOpenFeatureTree;
     private TreeViewer viewer;
-    private Button btnAdd;
-    private Button btnRemove;
-    private Button btnExportTree;
-
-    private Composite composite_buttons;
 
     public FeatureTreeEditorComposite(Composite parent, int style) {
         super(parent, style);
-        setLayout(new GridLayout(2, false));
+        setLayout(new GridLayout(1, false));
 
         Composite composite_treeTitle = new Composite(this, SWT.NULL);
         composite_treeTitle.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true,
                 false));
-        GridLayout gl_composite_treeTitle = new GridLayout(2, false);
+        GridLayout gl_composite_treeTitle = new GridLayout(3, false);
         gl_composite_treeTitle.marginWidth = 0;
         composite_treeTitle.setLayout(gl_composite_treeTitle);
 
@@ -72,49 +71,46 @@ public class FeatureTreeEditorComposite extends Composite{
         text_title.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1));
         text_title.setEnabled(false);
 
-        btnOpenFeatureTree = new Button(this, SWT.NONE);
+        btnOpenFeatureTree = new Button(composite_treeTitle, SWT.NONE);
         btnOpenFeatureTree.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false, 1, 1));
         btnOpenFeatureTree.setToolTipText(Messages.FeatureTreeEditorComposite_OPEN_TREE);
         btnOpenFeatureTree.setImage(ImageResources.getImage(ImageResources.BROWSE_ICON));
 
-        viewer = new TreeViewer(this);
+        viewer = new TreeViewer(new Tree(this, SWT.H_SCROLL | SWT.V_SCROLL | SWT.MULTI));
         Tree tree = viewer.getTree();
-        tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));
+        tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 3, 1));
         viewer.getControl().setLayoutData(
                 new GridData(SWT.FILL, SWT.FILL, true, true));
+    }
 
-        composite_buttons = new Composite(this,
-                SWT.NULL);
-        composite_buttons.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false,
-                false));
-        composite_buttons.setLayout(new GridLayout());
-
-        btnAdd = new Button(composite_buttons, SWT.PUSH);
-        btnAdd.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false, 1, 1));
-        btnAdd.setToolTipText(Messages.FeatureTreeEditorComposite_ADD_FEATURE);
-        btnAdd.setImage(ImageResources.getImage(ImageResources.ADD_EDIT));
-        btnRemove = new Button(composite_buttons, SWT.PUSH);
-        btnRemove.setLayoutData(new GridData(SWT.CENTER, SWT.CENTER, false, false, 1, 1));
-        btnRemove.setToolTipText(Messages.FeatureTreeEditorComposite_REMOVE_FEATURE);
-        btnRemove.setImage(ImageResources.getImage(ImageResources.TRASH_ICON));
-
-        btnExportTree = new Button(composite_buttons, SWT.NONE);
-        btnExportTree.setToolTipText("Export feature tree");
-        btnExportTree.setImage(ImageResources.getImage(ImageResources.MOVE_ICON));
-        btnExportTree.setVisible(TaxeditorStorePlugin.getDefault().getPreferenceStore().getBoolean(IPreferenceKeys.SHOW_EXPERIMENTAL_FEATURES));
-
-        setButtonsEnabled(false);
+    public void init(String label, DragSourceListener dragSourceListener, DropTargetListener dropTargetListener,
+            ISelectionChangedListener viewerSelectionChangedListener, IDirtyMarkable dirtyMarkable,
+            ModifyListener textModifyListener) {
+        this.init(label, dragSourceListener, dropTargetListener, viewerSelectionChangedListener, null, dirtyMarkable,
+                textModifyListener);
+    }
+    public void init(DragSourceListener dragSourceListener, DropTargetListener dropTargetListener,
+            ISelectionChangedListener viewerSelectionChangedListener,
+            SelectionListener openFeatureTreeSelectionListener,
+            ModifyListener textModifyListener) {
+        init(null, dragSourceListener, dropTargetListener, viewerSelectionChangedListener, openFeatureTreeSelectionListener,
+                null, textModifyListener);
     }
+    private void init(String label, DragSourceListener dragSourceListener,
+            DropTargetListener dropTargetListener,
+            ISelectionChangedListener viewerSelectionChangedListener,
+            SelectionListener openFeatureTreeSelectionListener, IDirtyMarkable dirtyMarkable,
+            ModifyListener textModifyListener) {
+        if(label!=null){
+            label_title.setText(label);
+        }
 
-    public void init(DragSourceListener dragSourceListener,
-            DropTargetListener dropTargetListener, ISelectionChangedListener viewerSelectionChangedListener,
-            SelectionListener openFeatureTreeSelectionListener, SelectionListener addButtonSelectionListener, SelectionListener removeButtonSelectionListener, SelectionListener exportButtonSelectionListener) {
         viewer.setContentProvider(new FeatureTreeContentProvider());
         viewer.setLabelProvider(new FeatureTreeLabelProvider());
 
         int ops = DND.DROP_COPY | DND.DROP_MOVE;
         Transfer[] transfers = new Transfer[] { FeatureNodeTransfer
-                .getInstance() };
+                .getInstance(), TermTransfer.getInstance() };
         if(dragSourceListener!=null){
             viewer.addDragSupport(ops, transfers, dragSourceListener);
         }
@@ -122,95 +118,72 @@ public class FeatureTreeEditorComposite extends Composite{
             viewer.addDropSupport(ops, transfers, dropTargetListener);
         }
 
-        viewer.addSelectionChangedListener(viewerSelectionChangedListener);
+        if(viewerSelectionChangedListener!=null){
+            viewer.addSelectionChangedListener(viewerSelectionChangedListener);
+        }
 
-        btnAdd.addSelectionListener(addButtonSelectionListener);
-        btnRemove.addSelectionListener(removeButtonSelectionListener);
-        btnExportTree.addSelectionListener(exportButtonSelectionListener);
+        if(textModifyListener!=null){
+            text_title.addModifyListener(textModifyListener);
+        }
 
-        btnOpenFeatureTree.addSelectionListener(openFeatureTreeSelectionListener);
+        //add specific selection listener
+        if(openFeatureTreeSelectionListener!=null){
+            btnOpenFeatureTree.addSelectionListener(openFeatureTreeSelectionListener);
+        }
+        else{
+            //add default selection listener
+            btnOpenFeatureTree.addSelectionListener(new SelectionAdapter(){
+                @Override
+                public void widgetSelected(SelectionEvent e) {
+                    FeatureTree tree = FeatureTreeSelectionDialog.select(getDisplay().getActiveShell(),
+                            null);
+                    if(tree!=null){
+                        setSelectedTree(tree);
+                        text_title.setEnabled(false);
+                        if(dirtyMarkable!=null){
+                            dirtyMarkable.forceDirty();
+                        }
+                    }
+                }
+            });
+        }
     }
 
-    public void setSelectedTree(FeatureTree featureTree, ModifyListener modifyListener) {
+    public void setSelectedTree(FeatureTree featureTree) {
         this.featureTree = featureTree;
 
-        getViewer().setInput(featureTree);
+        viewer.setInput(featureTree);
 
-        getText_title().removeModifyListener(modifyListener);
-        getText_title().setText(featureTree.getTitleCache());
-        getText_title().addModifyListener(modifyListener);
-        getText_title().setEnabled(true);
-        setButtonsEnabled(true);
+        Listener[] listeners = text_title.getListeners(SWT.Modify);
+        for (Listener listener : listeners) {
+            text_title.removeListener(SWT.Modify, listener);
+        }
+        text_title.setText(featureTree!=null?featureTree.getTitleCache():"");
+        for (Listener listener : listeners) {
+            text_title.addListener(SWT.Modify, listener);
+        }
+        text_title.setEnabled(true);
         text_title.setEnabled(true);
     }
 
-    private void setButtonsEnabled(boolean enabled){
-        btnAdd.setEnabled(enabled);
-        btnRemove.setEnabled(enabled);
-        btnExportTree.setEnabled(enabled);
-    }
-
-    /**
-     * @return the featureTree
-     */
     public FeatureTree getFeatureTree() {
         return featureTree;
     }
 
-    /**
-     * @return the label_title
-     */
-    public Label getLabel_title() {
-        return label_title;
-    }
-
-    /**
-     * @return the text_title
-     */
     public Text getText_title() {
         return text_title;
     }
 
-    /**
-     * @return the btnOpenFeatureTree
-     */
+    public Label getLabel_title() {
+        return label_title;
+    }
+
     public Button getBtnOpenFeatureTree() {
         return btnOpenFeatureTree;
     }
 
-    /**
-     * @return the viewer
-     */
     public TreeViewer getViewer() {
         return viewer;
     }
 
-    /**
-     * @return the button_add
-     */
-    public Button getBtnAdd() {
-        return btnAdd;
-    }
-
-    /**
-     * @return the button_remove
-     */
-    public Button getBtnRemove() {
-        return btnRemove;
-    }
-
-    /**
-     * @return the composite_buttons
-     */
-    public Composite getComposite_buttons() {
-        return composite_buttons;
-    }
-
-    /**
-     * @return the btnExportTree
-     */
-    public Button getBtnExportTree() {
-        return btnExportTree;
-    }
-
 }