emit click event by pressing spacebar

source/gui/programming_interface.cpp

@@ -1,7 +1,7 @@
 /*
  *	Nana GUI Programming Interface Implementation
  *	Nana C++ Library(http://www.nanapro.org)
- *	Copyright(C) 2003-2015 Jinhao(cnjinhao@hotmail.com)
+ *	Copyright(C) 2003-2016 Jinhao(cnjinhao@hotmail.com)
  *
  *	Distributed under the Boost Software License, Version 1.0.
  *	(See accompanying file LICENSE_1_0.txt or copy at
@@ -307,6 +307,14 @@ namespace API
 				}
 			}
 		}
+
+		void enable_space_click(window wd, bool enable)
+		{
+			auto iwd = reinterpret_cast<basic_window*>(wd);
+			internal_scope_guard lock;
+			if (restrict::wd_manager().available(iwd))
+				iwd->flags.space_click_enabled = enable;
+		}
 	}//end namespace dev