#Initial implementation of support of dump and save to hdf in case SHAPER module...

[modules/shaper.git] / src / XGUI / XGUI_DataModel.cpp

diff --git a/src/XGUI/XGUI_DataModel.cpp b/src/XGUI/XGUI_DataModel.cpp
index e3a1fb6329fa7cfba576d745e4f3be364f562103..5b15106a862a75750621e20f2f9ee48795a77a06 100644 (file)
--- a/src/XGUI/XGUI_DataModel.cpp
+++ b/src/XGUI/XGUI_DataModel.cpp
@@ -201,10 +201,12 @@ void XGUI_DataModel::processEvent(const std::shared_ptr<Events_Message>& theMess
     }
   }
   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_DOCUMENT_CHANGED)) {
-    DocumentPtr aDoc = ModelAPI_Session::get()->activeDocument();
-    ModuleBase_ITreeNode* aRoot = myRoot->findRoot(aDoc);
-    if (aRoot) {
-      updateSubTree(aRoot);
+    if (ModelAPI_Session::get()->hasModuleDocument()) {
+      DocumentPtr aDoc = ModelAPI_Session::get()->activeDocument();
+      ModuleBase_ITreeNode* aRoot = myRoot->findRoot(aDoc);
+      if (aRoot) {
+        updateSubTree(aRoot);
+      }
     }
   }
   else if (theMessage->eventID() == Events_Loop::loop()->eventByName(EVENT_OBJECT_TO_REDISPLAY)) {