#include #include "c_fl_float_input.h" typedef void (hook)(void*); typedef hook* hook_p; class My_Float_Input : public Fl_Float_Input { public: using Fl_Float_Input::Fl_Float_Input; friend void float_input_set_draw_hook(FLOAT_INPUT n, void * d); friend void fl_float_input_draw(FLOAT_INPUT n); protected: void draw(); void real_draw(); hook_p draw_hook; }; void My_Float_Input::draw() { (*draw_hook)(this->user_data()); } void My_Float_Input::real_draw() { Fl_Float_Input::draw(); } void float_input_set_draw_hook(FLOAT_INPUT n, void * d) { reinterpret_cast(n)->draw_hook = reinterpret_cast(d); } void fl_float_input_draw(FLOAT_INPUT n) { reinterpret_cast(n)->real_draw(); } FLOAT_INPUT new_fl_float_input(int x, int y, int w, int h, char* label) { My_Float_Input *i = new My_Float_Input(x, y, w, h, label); return i; } void free_fl_float_input(FLOAT_INPUT i) { delete reinterpret_cast(i); }