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

1 files changed, 32 insertions, 38 deletions

diff --git a/src/c_fl_check_button.cpp b/src/c_fl_check_button.cpp
index 964c889..2eb61a1 100644
--- a/src/c_fl_check_button.cpp
+++ b/src/c_fl_check_button.cpp
@@ -6,7 +6,6 @@
 
 #include <FL/Fl_Check_Button.H>
 #include "c_fl_check_button.h"
-#include "c_fl_type.h"
 
 
 
@@ -27,57 +26,40 @@ void fl_check_button_extra_final(void * adaobj) {
 
 
 
-class My_Check_Button : public Fl_Check_Button {
-    public:
-        using Fl_Check_Button::Fl_Check_Button;
-        friend void check_button_set_draw_hook(CHECKBUTTON b, void * d);
-        friend void fl_check_button_draw(CHECKBUTTON b);
-        friend void check_button_set_handle_hook(CHECKBUTTON b, void * h);
-        friend int fl_check_button_handle(CHECKBUTTON b, int e);
-    protected:
-        void draw();
-        void real_draw();
-        int handle(int e);
-        int real_handle(int e);
-        d_hook_p draw_hook;
-        h_hook_p handle_hook;
-};
+//  Exports from Ada
 
-void My_Check_Button::draw() {
-    (*draw_hook)(this->user_data());
-}
+extern "C" void widget_draw_hook(void * ud);
+extern "C" int widget_handle_hook(void * ud, int e);
 
-void My_Check_Button::real_draw() {
-    Fl_Check_Button::draw();
-}
 
-int My_Check_Button::handle(int e) {
-    return (*handle_hook)(this->user_data(), e);
-}
 
-int My_Check_Button::real_handle(int e) {
-    return Fl_Check_Button::handle(e);
-}
 
-void check_button_set_draw_hook(CHECKBUTTON b, void * d) {
-    reinterpret_cast<My_Check_Button*>(b)->draw_hook = reinterpret_cast<d_hook_p>(d);
-}
+//  Attaching all relevant hooks and friends
 
-void fl_check_button_draw(CHECKBUTTON b) {
-    reinterpret_cast<My_Check_Button*>(b)->real_draw();
-}
+class My_Check_Button : public Fl_Check_Button {
+public:
+    using Fl_Check_Button::Fl_Check_Button;
+
+    friend void fl_check_button_draw(CHECKBUTTON b);
+    friend int fl_check_button_handle(CHECKBUTTON b, int e);
+
+    void draw();
+    int handle(int e);
+};
 
-void check_button_set_handle_hook(CHECKBUTTON b, void * h) {
-    reinterpret_cast<My_Check_Button*>(b)->handle_hook = reinterpret_cast<h_hook_p>(h);
+void My_Check_Button::draw() {
+    widget_draw_hook(this->user_data());
 }
 
-int fl_check_button_handle(CHECKBUTTON b, int e) {
-    return reinterpret_cast<My_Check_Button*>(b)->real_handle(e);
+int My_Check_Button::handle(int e) {
+    return widget_handle_hook(this->user_data(), e);
 }
 
 
 
 
+//  Flattened C API
+
 CHECKBUTTON new_fl_check_button(int x, int y, int w, int h, char* label) {
     My_Check_Button *b = new My_Check_Button(x, y, w, h, label);
     return b;
@@ -87,3 +69,15 @@ void free_fl_check_button(CHECKBUTTON b) {
     delete reinterpret_cast<My_Check_Button*>(b);
 }
 
+
+
+
+void fl_check_button_draw(CHECKBUTTON b) {
+    reinterpret_cast<My_Check_Button*>(b)->Fl_Check_Button::draw();
+}
+
+int fl_check_button_handle(CHECKBUTTON b, int e) {
+    return reinterpret_cast<My_Check_Button*>(b)->Fl_Check_Button::handle(e);
+}
+
+