[1077] Fix explorer in case of non-sysml domain

Fix behavior of hasChildren management of syson explorer when handling model elements from non-sysml domains. It now falls back to SiriusWeb implementation when necessary. Bug: #1077 Signed-off-by: Didier Vojtisek <[email protected]>
eclipse-syson · Mar 5, 2025 · 2b1bbab · 2b1bbab
1 parent 3a0e527
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diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
@@ -15,6 +15,8 @@
 
 === Bug fixes
 
+- https://github.com/eclipse-syson/syson/issues/1077[#1077] [explorer] Fix navigation in case of project containing both sysml and non-sysml model elements
+
 === Improvements
 
 - https://github.com/eclipse-syson/syson/issues/1061[#1061] [general-view] Add ellipsis on `Packages` label, to provide visual feedback on name overflow.

diff --git a/...main/java/org/eclipse/syson/tree/explorer/view/services/SysONDefaultExplorerServices.java b/...main/java/org/eclipse/syson/tree/explorer/view/services/SysONDefaultExplorerServices.java
@@ -133,6 +133,8 @@ public boolean hasChildren(Object self, IEditingContext editingContext, List<Str
             List<Object> contents = this.filterService.applyFilters(this.contentService.getContents(self), activeFilterIds);
             hasChildren = !contents.isEmpty() && contents.stream().anyMatch(e -> !(e instanceof EAnnotation))
                 || this.hasRepresentation(element, editingContext);
+        } else {
+            explorerServices.hasChildren(self, editingContext);
         }
         return hasChildren;
     }

diff --git a/doc/content/modules/user-manual/pages/release-notes/2025.4.0.adoc b/doc/content/modules/user-manual/pages/release-notes/2025.4.0.adoc
@@ -4,6 +4,8 @@
 
 == Bug fixes
 
+- In `Explorer View`, the fold/unfold arrow is now also available for non-sysml model elements.
+
 == New features
 
 == Improvements