4 files changed, 7 insertions, 7 deletions
diff --git a/src/guichan/widgets/dropdown.cpp b/src/guichan/widgets/dropdown.cpp
index 0cd979adc..c446b869d 100644
--- a/src/guichan/widgets/dropdown.cpp
+++ b/src/guichan/widgets/dropdown.cpp
@@ -57,9 +57,9 @@
 
 namespace gcn
 {
-    DropDown::DropDown(ListModel *listModel,
-                       ScrollArea *scrollArea,
-                       ListBox *listBox)
+    DropDown::DropDown(ListModel *const listModel,
+                       ScrollArea *const scrollArea,
+                       ListBox *const listBox)
     {
         setWidth(100);
         setFocusable(true);
diff --git a/src/guichan/widgets/icon.cpp b/src/guichan/widgets/icon.cpp
index 26139716d..b0d277fbd 100644
--- a/src/guichan/widgets/icon.cpp
+++ b/src/guichan/widgets/icon.cpp
@@ -71,7 +71,7 @@ namespace gcn
                 mImage->getHeight());
     }
 
-    Icon::Icon(const Image* image) :
+    Icon::Icon(const Image *const image) :
         mImage(image),
         mInternalImage(false)
     {
diff --git a/src/guichan/widgets/scrollarea.cpp b/src/guichan/widgets/scrollarea.cpp
index 1251bc665..f8bd11334 100644
--- a/src/guichan/widgets/scrollarea.cpp
+++ b/src/guichan/widgets/scrollarea.cpp
@@ -80,7 +80,7 @@ namespace gcn
         addMouseListener(this);
     }
 
-    ScrollArea::ScrollArea(Widget *content) :
+    ScrollArea::ScrollArea(Widget *const content) :
         mVScroll(0),
         mHScroll(0),
         mScrollbarWidth(12),
diff --git a/src/guichan/widgets/slider.cpp b/src/guichan/widgets/slider.cpp
index ed14f525a..a9e9bed31 100644
--- a/src/guichan/widgets/slider.cpp
+++ b/src/guichan/widgets/slider.cpp
@@ -56,7 +56,7 @@
 
 namespace gcn
 {
-    Slider::Slider(double scaleEnd) :
+    Slider::Slider(const double scaleEnd) :
         mDragged(false),
         mScaleStart(0),
         mScaleEnd(scaleEnd)
@@ -72,7 +72,7 @@ namespace gcn
         addKeyListener(this);
     }
 
-    Slider::Slider(double scaleStart, double scaleEnd) :
+    Slider::Slider(const double scaleStart, const double scaleEnd) :
         mDragged(false),
         mScaleStart(scaleStart),
         mScaleEnd(scaleEnd)