diff --git a/source/Platform/Unix/X11Display.cpp b/source/Platform/Unix/X11Display.cpp
index 435ab82..556e601 100644
--- a/source/Platform/Unix/X11Display.cpp
+++ b/source/Platform/Unix/X11Display.cpp
@@ -14,6 +14,17 @@
 
 namespace sp {
 
+namespace _priv {
+
+	// Pointer to the display that has focus (or NULL if none have).
+	X11Display* focused_display = NULL;
+}
+
+X11Display* X11Display::getFocused()
+{
+	return _priv::focused_display;
+}
+
 X11Display::
 X11Display() :
 m_screen 		(0),
diff --git a/source/Platform/Unix/X11Display.h b/source/Platform/Unix/X11Display.h
index b62a372..1816c37 100644
--- a/source/Platform/Unix/X11Display.h
+++ b/source/Platform/Unix/X11Display.h
@@ -16,6 +16,9 @@ namespace sp {
 class X11Display : public PlatformDisplay
 {
 public :
+
+	static X11Display* getFocused();
+
 	X11Display();
 
 	virtual bool	create(DisplayDescription description);