diff --git a/rfb_win32/ToolBar.cxx b/rfb_win32/ToolBar.cxx
index 4061bb3..6392ebd 100644
--- a/rfb_win32/ToolBar.cxx
+++ b/rfb_win32/ToolBar.cxx
@@ -209,3 +209,8 @@
 void ToolBar::hide() {
   ShowWindow(getHandle(), SW_HIDE);
 }
+
+bool ToolBar::isVisible() {
+  DWORD style = GetWindowLong(getHandle(), GWL_STYLE);
+  return (bool)(style & WS_VISIBLE);
+}