diff options
Diffstat (limited to 'src/c_fl_line_dial.cpp')
-rw-r--r-- | src/c_fl_line_dial.cpp | 69 |
1 files changed, 31 insertions, 38 deletions
diff --git a/src/c_fl_line_dial.cpp b/src/c_fl_line_dial.cpp index 040fa61..cb0727f 100644 --- a/src/c_fl_line_dial.cpp +++ b/src/c_fl_line_dial.cpp @@ -6,62 +6,44 @@ #include <FL/Fl_Line_Dial.H> #include "c_fl_line_dial.h" -#include "c_fl_type.h" -class My_Line_Dial : public Fl_Line_Dial { - public: - using Fl_Line_Dial::Fl_Line_Dial; - friend void line_dial_set_draw_hook(LINE_DIAL v, void * d); - friend void fl_line_dial_draw(LINE_DIAL v); - friend void line_dial_set_handle_hook(LINE_DIAL v, void * h); - friend int fl_line_dial_handle(LINE_DIAL v, 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_Line_Dial::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_Line_Dial::real_draw() { - Fl_Line_Dial::draw(); -} -int My_Line_Dial::handle(int e) { - return (*handle_hook)(this->user_data(), e); -} -int My_Line_Dial::real_handle(int e) { - return Fl_Line_Dial::handle(e); -} -void line_dial_set_draw_hook(LINE_DIAL v, void * d) { - reinterpret_cast<My_Line_Dial*>(v)->draw_hook = reinterpret_cast<d_hook_p>(d); -} +// Attaching all relevant hooks and friends -void fl_line_dial_draw(LINE_DIAL v) { - reinterpret_cast<My_Line_Dial*>(v)->real_draw(); -} +class My_Line_Dial : public Fl_Line_Dial { +public: + using Fl_Line_Dial::Fl_Line_Dial; + + friend void fl_line_dial_draw(LINE_DIAL v); + friend int fl_line_dial_handle(LINE_DIAL v, int e); + + void draw(); + int handle(int e); +}; -void line_dial_set_handle_hook(LINE_DIAL v, void * h) { - reinterpret_cast<My_Line_Dial*>(v)->handle_hook = reinterpret_cast<h_hook_p>(h); +void My_Line_Dial::draw() { + widget_draw_hook(this->user_data()); } -int fl_line_dial_handle(LINE_DIAL v, int e) { - return reinterpret_cast<My_Line_Dial*>(v)->real_handle(e); +int My_Line_Dial::handle(int e) { + return widget_handle_hook(this->user_data(), e); } +// Flattened C API + LINE_DIAL new_fl_line_dial(int x, int y, int w, int h, char* label) { My_Line_Dial *v = new My_Line_Dial(x, y, w, h, label); return v; @@ -72,3 +54,14 @@ void free_fl_line_dial(LINE_DIAL v) { } + + +void fl_line_dial_draw(LINE_DIAL v) { + reinterpret_cast<My_Line_Dial*>(v)->Fl_Line_Dial::draw(); +} + +int fl_line_dial_handle(LINE_DIAL v, int e) { + return reinterpret_cast<My_Line_Dial*>(v)->Fl_Line_Dial::handle(e); +} + + |