1 files changed, 6 insertions, 0 deletions
diff --git a/src/content/presenters/ConsoleFramePresenter.ts b/src/content/presenters/ConsoleFramePresenter.ts
index 9c4b3f1..0db58f0 100644
--- a/src/content/presenters/ConsoleFramePresenter.ts
+++ b/src/content/presenters/ConsoleFramePresenter.ts
@@ -6,6 +6,8 @@ export default interface ConsoleFramePresenter {
   blur(): void;
 
   resize(width: number, height: number): void;
+
+  isTopWindow(): boolean;
 }
 
 export class ConsoleFramePresenterImpl implements ConsoleFramePresenter {
@@ -47,4 +49,8 @@ export class ConsoleFramePresenterImpl implements ConsoleFramePresenter {
     }
     ele.style.height = `${height}px`;
   }
+
+  isTopWindow(): boolean {
+    return window.top === window;
+  }
 }