--- a/ui/qt/qt5.pro	Mon Mar 31 21:16:08 2025 +0200
+++ b/ui/qt/qt5.pro	Tue Apr 01 21:58:09 2025 +0200
@@ -49,6 +49,7 @@
 SOURCES += button.cpp
 SOURCES += label.cpp
 SOURCES += graphics.cpp
+SOURCES += widget.cpp
 
 HEADERS += toolkit.h
 HEADERS += window.h
@@ -62,4 +63,5 @@
 HEADERS += button.h
 HEADERS += label.h
 HEADERS += graphics.h
+HEADERS += widget.h