Move sigc::trackable base from View to WindowView

[libs/gl.git] / source / render / windowview.h

diff --git a/source/render/windowview.h b/source/render/windowview.h
index ee7c44dce994268f8b75555b576609e1386221e4..e61107a4790c2d492eda33c89de11af02b0213fa 100644 (file)
--- a/source/render/windowview.h
+++ b/source/render/windowview.h
@@ -1,6 +1,7 @@
 #ifndef MSP_GL_WINDOWVIEW_H_
 #define MSP_GL_WINDOWVIEW_H_
 
+#include <sigc++/trackable.h>
 #include <msp/graphics/glcontext.h>
 #include <msp/graphics/window.h>
 #include "view.h"
@@ -8,7 +9,7 @@
 namespace Msp {
 namespace GL {
 
-class WindowView: public View
+class WindowView: public View, public sigc::trackable
 {
 private:
        Graphics::Window &window;