Refactored draw/handle methods in Widgets hierarchy, improved docs, added a few minor method bindings here and there

1 files changed, 26 insertions, 17 deletions

diff --git a/src/fltk-widgets-valuators-rollers.adb b/src/fltk-widgets-valuators-rollers.adb
index 520a816..a3966e5 100644
--- a/src/fltk-widgets-valuators-rollers.adb
+++ b/src/fltk-widgets-valuators-rollers.adb
@@ -12,18 +12,9 @@ with
 package body FLTK.Widgets.Valuators.Rollers is
 
 
-    procedure roller_set_draw_hook
-           (W, D : in Storage.Integer_Address);
-    pragma Import (C, roller_set_draw_hook, "roller_set_draw_hook");
-    pragma Inline (roller_set_draw_hook);
-
-    procedure roller_set_handle_hook
-           (W, H : in Storage.Integer_Address);
-    pragma Import (C, roller_set_handle_hook, "roller_set_handle_hook");
-    pragma Inline (roller_set_handle_hook);
-
-
-
+    ------------------------
+    --  Functions From C  --
+    ------------------------
 
     function new_fl_roller
            (X, Y, W, H : in Interfaces.C.int;
@@ -55,6 +46,10 @@ package body FLTK.Widgets.Valuators.Rollers is
 
 
 
+    -------------------
+    --  Destructors  --
+    -------------------
+
     procedure Extra_Final
            (This : in out Roller) is
     begin
@@ -75,6 +70,10 @@ package body FLTK.Widgets.Valuators.Rollers is
 
 
 
+    --------------------
+    --  Constructors  --
+    --------------------
+
     procedure Extra_Init
            (This       : in out Roller;
             X, Y, W, H : in     Integer;
@@ -84,6 +83,14 @@ package body FLTK.Widgets.Valuators.Rollers is
     end Extra_Init;
 
 
+    procedure Initialize
+           (This : in out Roller) is
+    begin
+        This.Draw_Ptr   := fl_roller_draw'Address;
+        This.Handle_Ptr := fl_roller_handle'Address;
+    end Initialize;
+
+
     package body Forge is
 
         function Create
@@ -99,8 +106,6 @@ package body FLTK.Widgets.Valuators.Rollers is
                         Interfaces.C.int (H),
                         Interfaces.C.To_C (Text));
                 Extra_Init (This, X, Y, W, H, Text);
-                roller_set_draw_hook (This.Void_Ptr, Storage.To_Integer (Draw_Hook'Address));
-                roller_set_handle_hook (This.Void_Ptr, Storage.To_Integer (Handle_Hook'Address));
             end return;
         end Create;
 
@@ -109,10 +114,14 @@ package body FLTK.Widgets.Valuators.Rollers is
 
 
 
+    -----------------------
+    --  API Subprograms  --
+    -----------------------
+
     procedure Draw
            (This : in out Roller) is
     begin
-        fl_roller_draw (This.Void_Ptr);
+        Valuator (This).Draw;
     end Draw;
 
 
@@ -121,10 +130,10 @@ package body FLTK.Widgets.Valuators.Rollers is
             Event : in     Event_Kind)
         return Event_Outcome is
     begin
-        return Event_Outcome'Val
-               (fl_roller_handle (This.Void_Ptr, Event_Kind'Pos (Event)));
+        return Valuator (This).Handle (Event);
     end Handle;
 
 
 end FLTK.Widgets.Valuators.Rollers;
 
+