Fixed synchronousness problem in drag event transferable handling

[simantics/platform.git] / bundles / org.simantics.scenegraph / src / org / simantics / scenegraph / g2d / events / adapter / AbstractEventAdapter.java

diff --git a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/events/adapter/AbstractEventAdapter.java b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/events/adapter/AbstractEventAdapter.java
index ef718456847e26c59b273c8c82429ba0594ad0c8..a0e0fd47feaecdf4f834db1d24230ac29b535413 100644 (file)
--- a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/events/adapter/AbstractEventAdapter.java
+++ b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/g2d/events/adapter/AbstractEventAdapter.java
@@ -53,4 +53,13 @@ public abstract class AbstractEventAdapter {
             delegator.handleEvent(e);
     }
 
+    protected void syncHandleEvent(Event e) {
+        if (queue instanceof IEventHandler)
+            ((IEventHandler) queue).handleEvent(e);
+        else if (delegator != null && EventTypes.passes(delegator, e))
+            delegator.handleEvent(e);
+        else
+            throw new UnsupportedOperationException("Cannot handle event synchronously, no handler available: " + e);
+    }
+
 }