X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;ds=inline;f=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fhandler%2FExpandSelectionHandler.java;h=2e04b05d13bc0bb3c08ca69eb194bb9492f3bc75;hb=refs%2Fchanges%2F62%2F1362%2F1;hp=28a5dc14f225cb21b2e582aea3afd543630d8830;hpb=969bd23cab98a79ca9101af33334000879fb60c5;p=simantics%2Fplatform.git
diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/handler/ExpandSelectionHandler.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/handler/ExpandSelectionHandler.java
index 28a5dc14f..2e04b05d1 100644
--- a/bundles/org.simantics.diagram/src/org/simantics/diagram/handler/ExpandSelectionHandler.java
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/handler/ExpandSelectionHandler.java
@@ -1,79 +1,79 @@
-/*******************************************************************************
- * 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.diagram.handler;
-
-import java.util.Set;
-
-import org.eclipse.jface.action.IStatusLineManager;
-import org.eclipse.swt.widgets.Display;
-import org.simantics.g2d.canvas.impl.DependencyReflection.Dependency;
-import org.simantics.g2d.diagram.participant.AbstractDiagramParticipant;
-import org.simantics.g2d.diagram.participant.Selection;
-import org.simantics.g2d.element.IElement;
-import org.simantics.g2d.utils.TopologicalSelectionExpander;
-import org.simantics.scenegraph.g2d.events.EventHandlerReflection.EventHandler;
-import org.simantics.scenegraph.g2d.events.command.CommandEvent;
-import org.simantics.scenegraph.g2d.events.command.Commands;
-
-/**
- * This handler responds to the EXPAND_SELECTION command. It attempts to expand
- * the current selection for pointer 0, meaning {@link Selection#SELECTION0}.
- *
- * @see TopologicalSelectionExpander
- * @see Selection the current diagram selection source
- *
- * @author Tuukka Lehtonen
- */
-public class ExpandSelectionHandler extends AbstractDiagramParticipant {
-
- private final IStatusLineManager statusLine;
-
- @Dependency Selection selection;
-
- public ExpandSelectionHandler(IStatusLineManager statusLine) {
- this.statusLine = statusLine;
- }
-
- @EventHandler(priority = 0)
- public boolean handleExpand(CommandEvent event) {
- if (Commands.EXPAND_SELECTION.equals( event.command )) {
- return expandSelection(0);
- }
- return false;
- }
-
- /**
- * @param selectionId the id of the selection to expand
- * @return true
if the selection changed as a result of the
- * expansion, false
if not
- */
- public boolean expandSelection(int selectionId) {
- Set start = selection.getSelection(selectionId);
- TopologicalSelectionExpander expander = new TopologicalSelectionExpander(diagram, start);
- final Set expanded = expander.expandedIfChanged();
- if (expanded == null)
- return false;
- selection.setSelection(selectionId, expanded);
- if(statusLine != null) {
- Display.getDefault().asyncExec(new Runnable() {
-
- @Override
- public void run() {
- statusLine.setMessage("Expanded selection to include " + expanded.size() + " (from " + diagram.getElements().size() + ") items.");
- }
-
- });
- }
- return true;
- }
-
-}
+/*******************************************************************************
+ * 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.diagram.handler;
+
+import java.util.Set;
+
+import org.eclipse.jface.action.IStatusLineManager;
+import org.eclipse.swt.widgets.Display;
+import org.simantics.g2d.canvas.impl.DependencyReflection.Dependency;
+import org.simantics.g2d.diagram.participant.AbstractDiagramParticipant;
+import org.simantics.g2d.diagram.participant.Selection;
+import org.simantics.g2d.element.IElement;
+import org.simantics.g2d.utils.TopologicalSelectionExpander;
+import org.simantics.scenegraph.g2d.events.EventHandlerReflection.EventHandler;
+import org.simantics.scenegraph.g2d.events.command.CommandEvent;
+import org.simantics.scenegraph.g2d.events.command.Commands;
+
+/**
+ * This handler responds to the EXPAND_SELECTION command. It attempts to expand
+ * the current selection for pointer 0, meaning {@link Selection#SELECTION0}.
+ *
+ * @see TopologicalSelectionExpander
+ * @see Selection the current diagram selection source
+ *
+ * @author Tuukka Lehtonen
+ */
+public class ExpandSelectionHandler extends AbstractDiagramParticipant {
+
+ private final IStatusLineManager statusLine;
+
+ @Dependency Selection selection;
+
+ public ExpandSelectionHandler(IStatusLineManager statusLine) {
+ this.statusLine = statusLine;
+ }
+
+ @EventHandler(priority = 0)
+ public boolean handleExpand(CommandEvent event) {
+ if (Commands.EXPAND_SELECTION.equals( event.command )) {
+ return expandSelection(0);
+ }
+ return false;
+ }
+
+ /**
+ * @param selectionId the id of the selection to expand
+ * @return true
if the selection changed as a result of the
+ * expansion, false
if not
+ */
+ public boolean expandSelection(int selectionId) {
+ Set start = selection.getSelection(selectionId);
+ TopologicalSelectionExpander expander = new TopologicalSelectionExpander(diagram, start);
+ final Set expanded = expander.expandedIfChanged();
+ if (expanded == null)
+ return false;
+ selection.setSelection(selectionId, expanded);
+ if(statusLine != null) {
+ Display.getDefault().asyncExec(new Runnable() {
+
+ @Override
+ public void run() {
+ statusLine.setMessage("Expanded selection to include " + expanded.size() + " (from " + diagram.getElements().size() + ") items.");
+ }
+
+ });
+ }
+ return true;
+ }
+
+}