1 files changed, 20 insertions, 0 deletions
diff --git a/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/tree/XDebuggerTree.java b/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/tree/XDebuggerTree.java
index afb22607d5d6..d097b09ac3ac 100644
--- a/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/tree/XDebuggerTree.java
+++ b/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/tree/XDebuggerTree.java
@@ -20,6 +20,7 @@ import com.intellij.openapi.Disposable;
 import com.intellij.openapi.actionSystem.*;
 import com.intellij.openapi.keymap.KeymapManager;
 import com.intellij.openapi.project.Project;
+import com.intellij.openapi.util.Condition;
 import com.intellij.openapi.util.text.StringUtil;
 import com.intellij.openapi.vcs.changes.issueLinks.TreeLinkMouseListener;
 import com.intellij.ui.DoubleClickListener;
@@ -331,4 +332,23 @@ public class XDebuggerTree extends DnDAwareTree implements DataProvider, Disposa
   public TransferToEDTQueue<Runnable> getLaterInvocator() {
     return myLaterInvocator;
   }
+
+  public void expandNodesOnLoad(final Condition<TreeNode> nodeFilter) {
+    addTreeListener(new XDebuggerTreeListener() {
+      @Override
+      public void nodeLoaded(@NotNull RestorableStateNode node, String name) {
+        if (nodeFilter.value(node) && !node.isLeaf()) {
+          // cause children computing
+          node.getChildCount();
+        }
+      }
+
+      @Override
+      public void childrenLoaded(@NotNull XDebuggerTreeNode node, @NotNull List<XValueContainerNode<?>> children, boolean last) {
+        if (nodeFilter.value(node)) {
+          expandPath(node.getPath());
+        }
+      }
+    });
+  }
 }