diff --git a/WINGs/wcolorwell.c b/WINGs/wcolorwell.c
index ed396193..17934856 100644
--- a/WINGs/wcolorwell.c
+++ b/WINGs/wcolorwell.c
@@ -37,7 +37,7 @@ static void handleDragEvents(XEvent * event, void *data);
 
 static void handleActionEvents(XEvent * event, void *data);
 
-static void willResizeColorWell();
+static void willResizeColorWell(W_ViewDelegate * self, WMView * view, unsigned int *width, unsigned int *height);
 
 W_ViewDelegate _ColorWellViewDelegate = {
 	NULL,
diff --git a/WINGs/wlist.c b/WINGs/wlist.c
index 360bb6c1..625b4bba 100644
--- a/WINGs/wlist.c
+++ b/WINGs/wlist.c
@@ -64,7 +64,7 @@ static void vScrollCallBack(WMWidget * scroller, void *self);
 static void toggleItemSelection(WMList * lPtr, int index);
 
 static void updateGeometry(WMList * lPtr);
-static void didResizeList();
+static void didResizeList(W_ViewDelegate * self, WMView * view);
 
 static void unselectAllListItems(WMList * lPtr, WMListItem * exceptThis);
 
diff --git a/WINGs/wprogressindicator.c b/WINGs/wprogressindicator.c
index a897a9eb..79b9ea01 100644
--- a/WINGs/wprogressindicator.c
+++ b/WINGs/wprogressindicator.c
@@ -24,7 +24,7 @@ typedef struct W_ProgressIndicator {
 /* define if only the ticks within the progress region should be displayed */
 #undef SHOW_PROGRESS_TICKS_ONLY
 
-static void didResizeProgressIndicator();
+static void didResizeProgressIndicator(W_ViewDelegate * self, WMView * view);
 
 W_ViewDelegate _ProgressIndicatorDelegate = {
 	NULL,
diff --git a/WINGs/wscroller.c b/WINGs/wscroller.c
index e6d2cd3c..f037c246 100644
--- a/WINGs/wscroller.c
+++ b/WINGs/wscroller.c
@@ -73,7 +73,7 @@ typedef struct W_Scroller {
 static void destroyScroller(Scroller * sPtr);
 static void paintScroller(Scroller * sPtr);
 
-static void willResizeScroller();
+static void willResizeScroller(W_ViewDelegate * self, WMView * view, unsigned int *width, unsigned int *height);
 static void handleEvents(XEvent * event, void *data);
 static void handleActionEvents(XEvent * event, void *data);
 
diff --git a/WINGs/wscrollview.c b/WINGs/wscrollview.c
index ae3daaec..091b1afe 100644
--- a/WINGs/wscrollview.c
+++ b/WINGs/wscrollview.c
@@ -28,8 +28,8 @@ static void destroyScrollView(ScrollView * sPtr);
 static void paintScrollView(ScrollView * sPtr);
 static void handleEvents(XEvent * event, void *data);
 static void handleViewportEvents(XEvent * event, void *data);
-static void resizeScrollView();
-static void updateScrollerProportion();
+static void resizeScrollView(W_ViewDelegate *self, WMView *view);
+static void updateScrollerProportion(ScrollView *sPtr);
 
 W_ViewDelegate _ScrollViewViewDelegate = {
 	NULL,
diff --git a/WINGs/wslider.c b/WINGs/wslider.c
index 1ee7dae7..f1f43fb1 100644
--- a/WINGs/wslider.c
+++ b/WINGs/wslider.c
@@ -29,7 +29,7 @@ typedef struct W_Slider {
 
 } Slider;
 
-static void didResizeSlider();
+static void didResizeSlider(W_ViewDelegate * self, WMView * view);
 
 W_ViewDelegate _SliderViewDelegate = {
 	NULL,
diff --git a/WINGs/wtextfield.c b/WINGs/wtextfield.c
index 955db533..1b3baa5a 100644
--- a/WINGs/wtextfield.c
+++ b/WINGs/wtextfield.c
@@ -96,7 +96,7 @@ static void paintTextField(TextField * tPtr);
 
 static void handleEvents(XEvent * event, void *data);
 static void handleTextFieldActionEvents(XEvent * event, void *data);
-static void didResizeTextField();
+static void didResizeTextField(W_ViewDelegate * self, WMView * view);
 
 struct W_ViewDelegate _TextFieldViewDelegate = {
 	NULL,
diff --git a/WINGs/wwindow.c b/WINGs/wwindow.c
index d14b46b0..d3ad4aa6 100644
--- a/WINGs/wwindow.c
+++ b/WINGs/wwindow.c
@@ -89,9 +89,9 @@ struct W_ViewDelegate _WindowViewDelegate = {
 
 static void destroyWindow(_Window * win);
 
-static void handleEvents();
+static void handleEvents(XEvent * event, void *clientData);
 
-static void realizeWindow();
+static void realizeWindow(WMWindow * win);
 
 static void realizeObserver(void *self, WMNotification * not)
 {