diff --git a/platform/platform-impl/src/com/intellij/openapi/options/newEditor/ConfigurableProjectProvider.java b/platform/platform-impl/src/com/intellij/openapi/options/newEditor/ConfigurableProjectProvider.java
new file mode 100644
index 000000000000..da5f4409cca3
--- /dev/null
+++ b/platform/platform-impl/src/com/intellij/openapi/options/newEditor/ConfigurableProjectProvider.java
@@ -0,0 +1,13 @@
+// Copyright 2000-2021 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
+package com.intellij.openapi.options.newEditor;
+
+import com.intellij.openapi.project.Project;
+import org.jetbrains.annotations.ApiStatus;
+import org.jetbrains.annotations.Nullable;
+
+@ApiStatus.Internal
+@ApiStatus.Experimental
+public interface ConfigurableProjectProvider {
+
+  @Nullable Project getProject();
+}
diff --git a/platform/platform-impl/src/com/intellij/openapi/options/newEditor/SettingsTreeView.java b/platform/platform-impl/src/com/intellij/openapi/options/newEditor/SettingsTreeView.java
index ee9f41e9b4cb..1e9e968acdf9 100644
--- a/platform/platform-impl/src/com/intellij/openapi/options/newEditor/SettingsTreeView.java
+++ b/platform/platform-impl/src/com/intellij/openapi/options/newEditor/SettingsTreeView.java
@@ -36,6 +36,7 @@ import com.intellij.util.ui.tree.TreeUtil;
 import com.intellij.util.ui.tree.WideSelectionTreeUI;
 import com.intellij.util.ui.update.MergingUpdateQueue;
 import com.intellij.util.ui.update.Update;
+import org.jetbrains.annotations.ApiStatus;
 import org.jetbrains.annotations.NonNls;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -320,8 +321,9 @@ public class SettingsTreeView extends JComponent implements Accessible, Disposab
            : null;
   }
 
-  @Nullable
-  private static Project prepareProject(CachingSimpleNode parent, Configurable configurable) {
+  @ApiStatus.Internal
+  public static @Nullable Project prepareProject(@Nullable CachingSimpleNode parent,
+                                                 @Nullable Configurable configurable) {
     if (configurable instanceof ConfigurableWrapper) {
       ConfigurableWrapper wrapper = (ConfigurableWrapper)configurable;
       return wrapper.getExtensionPoint().getProject();
@@ -341,6 +343,9 @@ public class SettingsTreeView extends JComponent implements Accessible, Disposab
         return project;
       }
     }
+    if (configurable instanceof ConfigurableProjectProvider) {
+      return ((ConfigurableProjectProvider)configurable).getProject();
+    }
     return parent == null ? null : parent.getProject();
   }