-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.ui.dnd;\r
-\r
-import org.eclipse.jface.viewers.ISelection;\r
-import org.eclipse.jface.viewers.ISelectionProvider;\r
-import org.eclipse.swt.dnd.DragSourceEvent;\r
-import org.eclipse.swt.dnd.DragSourceListener;\r
-import org.eclipse.swt.dnd.DropTargetListener;\r
-\r
-/**\r
- * An SWT drag source listener that provides the specified selection provider's\r
- * {@link ISelection} as the dragged data to {@link DropTargetListener}s.\r
- * \r
- * <p>\r
- * Only guaranteed to work with {@link LocalObjectTransfer} which will only work\r
- * within a single application.\r
- * \r
- * @author Tuukka Lehtonen\r
- */\r
-public class LocalSelectionDragSourceListener implements DragSourceListener {\r
-\r
- ISelectionProvider selectionProvider;\r
- ISelection selection;\r
-\r
- public LocalSelectionDragSourceListener(ISelectionProvider selectionProvider) {\r
- this.selectionProvider = selectionProvider;\r
- }\r
-\r
- public ISelection getSelection() {\r
- return selection;\r
- }\r
-\r
- @Override\r
- public void dragFinished(DragSourceEvent event) {\r
- //System.out.println("SOURCE FINISH " + event);\r
- LocalObjectTransfer.getTransfer().clear();\r
- selection = null;\r
- }\r
-\r
- @Override\r
- public void dragSetData(DragSourceEvent event) {\r
- //System.out.println("SOURCE PUT " + event + " " + selection);\r
- event.data = selection;\r
- LocalObjectTransfer.getTransfer().setObject(selection);\r
- \r
- }\r
-\r
- @Override\r
- public void dragStart(DragSourceEvent event) {\r
- //System.out.println("SOURCE START " + event + " " + selectionProvider.getSelection());\r
- selection = selectionProvider.getSelection();\r
- if (selection == null || selection.isEmpty())\r
- event.doit = false;\r
- else {\r
- event.doit = true;\r
- LocalObjectTransfer.getTransfer().setObject(selection);\r
- }\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.ui.dnd;
+
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.ISelectionProvider;
+import org.eclipse.swt.dnd.DragSourceEvent;
+import org.eclipse.swt.dnd.DragSourceListener;
+import org.eclipse.swt.dnd.DropTargetListener;
+
+/**
+ * An SWT drag source listener that provides the specified selection provider's
+ * {@link ISelection} as the dragged data to {@link DropTargetListener}s.
+ *
+ * <p>
+ * Only guaranteed to work with {@link LocalObjectTransfer} which will only work
+ * within a single application.
+ *
+ * @author Tuukka Lehtonen
+ */
+public class LocalSelectionDragSourceListener implements DragSourceListener {
+
+ ISelectionProvider selectionProvider;
+ ISelection selection;
+
+ public LocalSelectionDragSourceListener(ISelectionProvider selectionProvider) {
+ this.selectionProvider = selectionProvider;
+ }
+
+ public ISelection getSelection() {
+ return selection;
+ }
+
+ @Override
+ public void dragFinished(DragSourceEvent event) {
+ //System.out.println("SOURCE FINISH " + event);
+ LocalObjectTransfer.getTransfer().clear();
+ selection = null;
+ }
+
+ @Override
+ public void dragSetData(DragSourceEvent event) {
+ //System.out.println("SOURCE PUT " + event + " " + selection);
+ event.data = selection;
+ LocalObjectTransfer.getTransfer().setObject(selection);
+
+ }
+
+ @Override
+ public void dragStart(DragSourceEvent event) {
+ //System.out.println("SOURCE START " + event + " " + selectionProvider.getSelection());
+ selection = selectionProvider.getSelection();
+ if (selection == null || selection.isEmpty())
+ event.doit = false;
+ else {
+ event.doit = true;
+ LocalObjectTransfer.getTransfer().setObject(selection);
+ }
+ }
+
+}