Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.modeling.ui / src / org / simantics / modeling / ui / actions / ExpandFlagsHandler.java

diff --git a/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/ExpandFlagsHandler.java b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/ExpandFlagsHandler.java
new file mode 100644 (file)
index 0000000..15cd5ef
--- /dev/null
+++ b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/ExpandFlagsHandler.java
@@ -0,0 +1,41 @@
+package org.simantics.modeling.ui.actions;\r
+\r
+import java.util.Arrays;\r
+import java.util.HashSet;\r
+import java.util.List;\r
+import java.util.Set;\r
+\r
+import org.eclipse.core.runtime.IProgressMonitor;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.diagram.synchronization.runtime.DiagramSelectionUpdater;\r
+import org.simantics.g2d.canvas.ICanvasContext;\r
+import org.simantics.modeling.flags.ExpandFlags;\r
+\r
+/**\r
+ * @author Hannu Niemistö\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class ExpandFlagsHandler extends FlagOperationHandler {\r
+\r
+    @Override\r
+    protected void perform(IProgressMonitor monitor, WriteGraph graph, List<Resource> flags,\r
+            ICanvasContext canvasContext) throws DatabaseException {\r
+        monitor.beginTask("Expand Flags", IProgressMonitor.UNKNOWN);\r
+\r
+        Set<Resource> newSelection = new HashSet<Resource>();\r
+        for (Resource flag : flags) {\r
+            Resource[] result = ExpandFlags.expandFlag(graph, flag);\r
+            newSelection.addAll( Arrays.asList(result) );\r
+        }\r
+\r
+        // Make sure the diagram selection is set to the\r
+        // merged flag after the merge.\r
+        new DiagramSelectionUpdater( canvasContext )\r
+        .setNewSelection(0, newSelection)\r
+        .setOneshot(true)\r
+        .track();\r
+    }\r
+\r
+}\r