1 files changed, 25 insertions, 0 deletions
diff --git a/core/os/input.cpp b/core/os/input.cpp
index 4151c1b5a8..a827e75896 100644
--- a/core/os/input.cpp
+++ b/core/os/input.cpp
@@ -29,6 +29,7 @@
 #include "input.h"
 #include "input_map.h"
 #include "os/os.h"
+#include "globals.h"
 Input *Input::singleton=NULL;
 
 Input *Input::get_singleton() {
@@ -69,6 +70,30 @@ void Input::_bind_methods() {
 	ADD_SIGNAL( MethodInfo("joy_connection_changed", PropertyInfo(Variant::INT, "index"), PropertyInfo(Variant::BOOL, "connected")) );
 }
 
+void Input::get_argument_options(const StringName& p_function,int p_idx,List<String>*r_options) const {
+#ifdef TOOLS_ENABLED
+
+	String pf=p_function;
+	if (p_idx==0 && (pf=="is_action_pressed" || pf=="action_press" || pf=="action_release")) {
+
+		List<PropertyInfo> pinfo;
+		Globals::get_singleton()->get_property_list(&pinfo);
+
+		for(List<PropertyInfo>::Element *E=pinfo.front();E;E=E->next()) {
+			const PropertyInfo &pi=E->get();
+
+			if (!pi.name.begins_with("input/"))
+				continue;
+
+			String name = pi.name.substr(pi.name.find("/")+1,pi.name.length());
+			r_options->push_back("\""+name+"\"");
+
+		}
+	}
+#endif
+
+}
+
 Input::Input() {
 
 	singleton=this;