From 494bda5dd53607e6d804a0799fd6c03b2f8f0927 Mon Sep 17 00:00:00 2001
From: "p.ciardelli" <p.ciardelli@localhost>
Date: Wed, 25 Jun 2008 13:08:16 +0000
Subject: [PATCH] Created EditorGroupComponent, which has an IManagedForm. If
 an EditorGroupedComponent is dragged onto a different view, it will be
 assigned the IManagedForm of its new home.

---
 .gitattributes                                |  1 +
 .../nameviewersupport/GroupComposite.java     | 75 +++++++++++++++++++
 2 files changed, 76 insertions(+)
 create mode 100644 eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/GroupComposite.java

diff --git a/.gitattributes b/.gitattributes
index f73571aa8..2e4e3ab5a 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -465,6 +465,7 @@ eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewe
 eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/EditorGroupComposite.java -text
 eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/EditorGroupedComposite.java -text
 eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/ErrorAnnotation.java -text
+eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/GroupComposite.java -text
 eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/GroupedComposite.java -text
 eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/IDataDisposer.java -text
 eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/IParentDataAdapter.java -text
diff --git a/eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/GroupComposite.java b/eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/GroupComposite.java
new file mode 100644
index 000000000..50f184179
--- /dev/null
+++ b/eclipseprojects/eu.etaxonomy.taxeditor/src/eu/etaxonomy/taxeditor/view/nameviewersupport/GroupComposite.java
@@ -0,0 +1,75 @@
+/**
+* Copyright (C) 2007 EDIT
+* European Distributed Institute of Taxonomy 
+* http://www.e-taxonomy.eu
+* 
+* The contents of this file are subject to the Mozilla Public License Version 1.1
+* See LICENSE.TXT at the top of this package for the full license terms.
+*/
+
+package eu.etaxonomy.taxeditor.view.nameviewersupport;
+
+import org.apache.log4j.Logger;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.dnd.DND;
+import org.eclipse.swt.dnd.DropTarget;
+import org.eclipse.swt.dnd.DropTargetAdapter;
+import org.eclipse.swt.dnd.DropTargetEvent;
+import org.eclipse.swt.dnd.Transfer;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.ui.forms.widgets.TableWrapData;
+import org.eclipse.ui.forms.widgets.TableWrapLayout;
+
+import eu.etaxonomy.taxeditor.actions.WidgetTransfer;
+
+/**
+ * @author p.ciardelli
+ * @created 25.06.2008
+ * @version 1.0
+ */
+public class GroupComposite extends Composite {
+	private static final Logger logger = Logger.getLogger(GroupComposite.class);
+	
+	private DropTarget target;
+	
+	public GroupComposite(Composite parent, Object data) {
+		this(parent);
+		setData(data);
+	}
+	
+	public GroupComposite(Composite parent) {
+		super(parent, SWT.NONE);
+
+		// Graphic layout of composite
+		this.setLayoutData(new TableWrapData(TableWrapData.FILL_GRAB));
+		this.setLayout(new TableWrapLayout());
+		this.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_WHITE));
+				
+		// Drop functionality
+		Transfer[] types = new Transfer[] {WidgetTransfer.getInstance()};	
+		int operations = DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_DEFAULT;
+		target = new DropTarget(this, operations);
+		target.setTransfer(types);
+		target.addDropListener(new DropTargetAdapter() {
+						
+			public void dragEnter(DropTargetEvent event) {
+				GroupComposite.this.notifyListeners(SWT.FocusIn, null);
+			}
+			
+			public void dragLeave(DropTargetEvent event) {
+				GroupComposite.this.notifyListeners(SWT.FocusOut, null);
+			}
+			
+			public void drop(DropTargetEvent event) {
+				
+				if (event.data instanceof Composite) {
+					Composite composite = (Composite) event.data; 
+					if ( ! composite.getParent().equals(GroupComposite.this)) {
+						composite.setParent(GroupComposite.this);
+					}
+				}
+			}
+		});
+	}
+}
-- 
2.34.1