Still working on event handling for hotkey widgets

Source/Integration/UtilityLibrary.h

@@ -132,4 +132,13 @@ public:
 	UFUNCTION(BlueprintPure, Category="Widget")
 	static void GetPositionOfGridPanelMiddleCell(UGridPanel *GridPanel, FVector2D &UpperLeftXY, FVector2D &LowerRightXY);
 
+	// Create a mapping context that maps all keyboard keys to a single input action.
+	//
+	// This mapping context is usually meant to be used in conjunction with a
+	// hand-crafted mapping context, to act as a catch-all that catches all
+	// keys that aren't mapped in the hand-crafted mapping.
+	//
+	UFUNCTION(BlueprintCallable, Category="Input", meta=(WorldContext="WorldContextObject"))
+	static void MapAllKeyboardKeysToOneInputAction(UInputMappingContext *IMC, UInputAction *Action);
+
 };