From b45ba2f7ceb60c1a6abc1a951a97b40c03671264 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Thu, 13 Nov 2014 22:41:09 +0200
Subject: [PATCH] Inherit input devices using Window::signal_input_event from
 sigc::trackable

---
 source/input/hub.h      | 3 ++-
 source/input/keyboard.h | 3 ++-
 source/input/mouse.h    | 3 ++-
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/source/input/hub.h b/source/input/hub.h
index 8d41bce..31eeb94 100644
--- a/source/input/hub.h
+++ b/source/input/hub.h
@@ -2,6 +2,7 @@
 #define MSP_INPUT_INPUTHUB_H_
 
 #include <map>
+#include <sigc++/trackable.h>
 #include "device.h"
 
 namespace Msp {
@@ -11,7 +12,7 @@ namespace Input {
 The Hub device collects events from multiple input devices and presents an
 aggregate of them.  Button and axis numbers are mapped to unique values.
 */
-class Hub: public Device
+class Hub: public Device, public sigc::trackable
 {
 protected:
 	std::map<unsigned, Device *> devices;
diff --git a/source/input/keyboard.h b/source/input/keyboard.h
index 8cd83f2..15fe4f9 100644
--- a/source/input/keyboard.h
+++ b/source/input/keyboard.h
@@ -1,6 +1,7 @@
 #ifndef MSP_INPUT_KEYBOARD_H_
 #define MSP_INPUT_KEYBOARD_H_
 
+#include <sigc++/trackable.h>
 #include <msp/graphics/window.h>
 #include <msp/stringcodec/ustring.h>
 #include "device.h"
@@ -12,7 +13,7 @@ namespace Input {
 Adapts key events from a window to the abstracted input framework.  Key codes
 are translated to platform-independent values.  See keys.h for a list.
 */
-class Keyboard: public Device
+class Keyboard: public Device, public sigc::trackable
 {
 public:
 	sigc::signal<bool, StringCodec::unichar>::accumulated<EventAccumulator> signal_character;
diff --git a/source/input/mouse.h b/source/input/mouse.h
index c85d8d2..622a783 100644
--- a/source/input/mouse.h
+++ b/source/input/mouse.h
@@ -1,6 +1,7 @@
 #ifndef MSP_INPUT_MOUSE_H_
 #define MSP_INPUT_MOUSE_H_
 
+#include <sigc++/trackable.h>
 #include <msp/graphics/window.h>
 #include "device.h"
 
@@ -13,7 +14,7 @@ uniform way.
 
 Note: Y axis grows upwards.
 */
-class Mouse: public Device
+class Mouse: public Device, public sigc::trackable
 {
 private:
 	Graphics::Window &window;
-- 
2.43.0