1 files changed, 44 insertions, 0 deletions
diff --git a/plugins/devkit/src/navigation/DevkitRelatedLineMarkerProviderBase.java b/plugins/devkit/src/navigation/DevkitRelatedLineMarkerProviderBase.java
new file mode 100644
index 000000000000..e81c38ec6936
--- /dev/null
+++ b/plugins/devkit/src/navigation/DevkitRelatedLineMarkerProviderBase.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2000-2014 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jetbrains.idea.devkit.navigation;
+
+import com.intellij.codeInsight.daemon.RelatedItemLineMarkerInfo;
+import com.intellij.codeInsight.daemon.RelatedItemLineMarkerProvider;
+import com.intellij.psi.PsiElement;
+import com.intellij.util.containers.ContainerUtil;
+import org.jetbrains.idea.devkit.util.PsiUtil;
+
+import java.util.Collection;
+import java.util.List;
+
+/**
+ * Do not process when current project is not a Plugin project.
+ */
+public abstract class DevkitRelatedLineMarkerProviderBase extends RelatedItemLineMarkerProvider {
+
+  @Override
+  public void collectNavigationMarkers(List<PsiElement> elements,
+                                       Collection<? super RelatedItemLineMarkerInfo> result,
+                                       boolean forNavigation) {
+    final PsiElement psiElement = ContainerUtil.getFirstItem(elements);
+    if (psiElement == null ||
+        !PsiUtil.isPluginProject(psiElement.getProject())) {
+      return;
+    }
+
+    super.collectNavigationMarkers(elements, result, forNavigation);
+  }
+}