X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.modeling.ui%2Fsrc%2Forg%2Fsimantics%2Fmodeling%2Fui%2Factions%2FExpandFlagsHandler.java;fp=bundles%2Forg.simantics.modeling.ui%2Fsrc%2Forg%2Fsimantics%2Fmodeling%2Fui%2Factions%2FExpandFlagsHandler.java;h=15cd5ef785ca12f90fa577eeb79a2e724c179c72;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

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
index 000000000..15cd5ef78
--- /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;
+
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.diagram.synchronization.runtime.DiagramSelectionUpdater;
+import org.simantics.g2d.canvas.ICanvasContext;
+import org.simantics.modeling.flags.ExpandFlags;
+
+/**
+ * @author Hannu Niemistö
+ * @author Tuukka Lehtonen
+ */
+public class ExpandFlagsHandler extends FlagOperationHandler {
+
+    @Override
+    protected void perform(IProgressMonitor monitor, WriteGraph graph, List<Resource> flags,
+            ICanvasContext canvasContext) throws DatabaseException {
+        monitor.beginTask("Expand Flags", IProgressMonitor.UNKNOWN);
+
+        Set<Resource> newSelection = new HashSet<Resource>();
+        for (Resource flag : flags) {
+            Resource[] result = ExpandFlags.expandFlag(graph, flag);
+            newSelection.addAll( Arrays.asList(result) );
+        }
+
+        // Make sure the diagram selection is set to the
+        // merged flag after the merge.
+        new DiagramSelectionUpdater( canvasContext )
+        .setNewSelection(0, newSelection)
+        .setOneshot(true)
+        .track();
+    }
+
+}