3 files changed, 5 insertions, 5 deletions
diff --git a/gr-qtgui/include/gnuradio/qtgui/displayform.h b/gr-qtgui/include/gnuradio/qtgui/displayform.h
index 215f1889cf..9177943397 100644
--- a/gr-qtgui/include/gnuradio/qtgui/displayform.h
+++ b/gr-qtgui/include/gnuradio/qtgui/displayform.h
@@ -64,10 +64,10 @@ public slots:
   void setTitle(const QString &title);
   void setLineLabel(unsigned int which, const QString &label);
   void setLineColor(unsigned int which, const QString &color);
-  void setLineWidth(unsigned int which, int width);
+  void setLineWidth(unsigned int which, unsigned int width);
   void setLineStyle(unsigned int which, Qt::PenStyle style);
   void setLineMarker(unsigned int which, QwtSymbol::Style style);
-  void setMarkerAlpha(unsigned int which, int alpha);
+  void setMarkerAlpha(unsigned int which, unsigned int alpha);
 
   QString title();
   QString lineLabel(unsigned int which);
diff --git a/gr-qtgui/include/gnuradio/qtgui/form_menus.h b/gr-qtgui/include/gnuradio/qtgui/form_menus.h
index f4be98e5f6..c1b837106f 100644
--- a/gr-qtgui/include/gnuradio/qtgui/form_menus.h
+++ b/gr-qtgui/include/gnuradio/qtgui/form_menus.h
@@ -184,7 +184,7 @@ public:
   }
 
 signals:
-  void whichTrigger(unsigned int which, int width);
+  void whichTrigger(unsigned int which, unsigned int width);
 
 public slots:
   void getOne()   { emit whichTrigger(d_which, 1); }
@@ -423,7 +423,7 @@ public:
   }
 
 signals:
-  void whichTrigger(unsigned int which, int);
+  void whichTrigger(unsigned int which, unsigned int);
 
 public slots:
   void getNone()   { emit whichTrigger(d_which, 255); }
diff --git a/gr-qtgui/include/gnuradio/qtgui/waterfalldisplayform.h b/gr-qtgui/include/gnuradio/qtgui/waterfalldisplayform.h
index 8bbbb935ef..cd191850f0 100644
--- a/gr-qtgui/include/gnuradio/qtgui/waterfalldisplayform.h
+++ b/gr-qtgui/include/gnuradio/qtgui/waterfalldisplayform.h
@@ -79,7 +79,7 @@ public slots:
   void setMaxIntensity(const QString &m);
   void setMinIntensity(const QString &m);
 
-  void setAlpha(unsigned int which, int alpha);
+  void setAlpha(unsigned int which, unsigned int alpha);
 
   void setColorMap(unsigned int which,
 		   const int newType,