diff options
Diffstat (limited to 'src/c_fl_button.cpp')
-rw-r--r-- | src/c_fl_button.cpp | 52 |
1 files changed, 47 insertions, 5 deletions
diff --git a/src/c_fl_button.cpp b/src/c_fl_button.cpp index 621656c..233e4ab 100644 --- a/src/c_fl_button.cpp +++ b/src/c_fl_button.cpp @@ -4,28 +4,70 @@ #include "c_fl_button.h" +typedef void (hook)(void*); +typedef hook* hook_p; + + + + +class My_Button : public Fl_Button { + public: + using Fl_Button::Fl_Button; + friend void button_set_draw_hook(BUTTON b, void * d); + friend void fl_button_draw(BUTTON b); + protected: + void draw(); + void real_draw(); + hook_p draw_hook; +}; + + +void My_Button::draw() { + (*draw_hook)(this->user_data()); +} + + +void My_Button::real_draw() { + Fl_Button::draw(); +} + + +void button_set_draw_hook(BUTTON b, void * d) { + reinterpret_cast<My_Button*>(b)->draw_hook = reinterpret_cast<hook_p>(d); +} + + +void fl_button_draw(BUTTON b) { + reinterpret_cast<My_Button*>(b)->real_draw(); +} + + + + BUTTON new_fl_button(int x, int y, int w, int h, char* label) { - Fl_Button *b = new Fl_Button(x, y, w, h, label); + My_Button *b = new My_Button(x, y, w, h, label); return b; } void free_fl_button(BUTTON b) { - delete reinterpret_cast<Fl_Button*>(b); + delete reinterpret_cast<My_Button*>(b); } + + int fl_button_get_state(BUTTON b) { - return reinterpret_cast<Fl_Button*>(b)->value(); + return reinterpret_cast<My_Button*>(b)->value(); } void fl_button_set_state(BUTTON b, int s) { - reinterpret_cast<Fl_Button*>(b)->value(s); + reinterpret_cast<My_Button*>(b)->value(s); } void fl_button_set_only(BUTTON b) { - reinterpret_cast<Fl_Button*>(b)->setonly(); + reinterpret_cast<My_Button*>(b)->setonly(); } |