diff --git a/docs/latex/wx/frame.tex b/docs/latex/wx/frame.tex
index 76b1ccf613..bb875b6206 100644
--- a/docs/latex/wx/frame.tex
+++ b/docs/latex/wx/frame.tex
@@ -286,6 +286,16 @@ Iconizes or restores the frame. Windows only.
 
 \helpref{wxFrame::IsIconized}{wxframeisiconized}, \helpref{wxFrame::Maximize}{wxframemaximize}.
 
+\membersection{wxFrame::IsFullScreen}\label{wxframeisfullscreen}
+
+\func{bool}{IsFullScreen}{\void}
+
+Returns TRUE if the frame is in fullscreen mode.
+
+\wxheading{See also}
+
+\helpref{wxFrame::ShowFullScreen}{wxframeshowfullscreen}
+
 \membersection{wxFrame::IsIconized}\label{wxframeisiconized}
 
 \constfunc{bool}{IsIconized}{\void}
@@ -579,5 +589,8 @@ indicate what elements of the frame to hide in full-screen mode:
 \item wxFULLSCREEN\_ALL (all of the above)
 \end{itemize}
 
-This function only works on Windows and has not been tested with MDI frames.
+This function has not been tested with MDI frames.
 
+\wxheading{See also}
+
+\helpref{wxFrame::IsFullScreen}{wxframeisfullscreen}
diff --git a/samples/toolbar/toolbar.cpp b/samples/toolbar/toolbar.cpp
index c0a98dd8dc..96be6becfb 100644
--- a/samples/toolbar/toolbar.cpp
+++ b/samples/toolbar/toolbar.cpp
@@ -604,8 +604,6 @@ void MyFrame::OnToolEnter(wxCommandEvent& event)
 
 void MyFrame::OnToggleFullScreen(wxCommandEvent& event)
 {
-#ifdef __WXMSW__
     ShowFullScreen(!IsFullScreen());
-#endif
 }