ref: ec1b85c429d3fb56bb9fe1cd22309b38a6849e2b
dir: widget/libwidget/button.h
/*** Button ***/ typedef struct Button Button; struct Button { Widget; Widget *content; int pressed; /* don't touch */ Box *box; }; int isbutton(Widget*); Button* newbutton(Widget*); Button* newtextbutton(Font*, char *content); enum /* messages */ { M_BUTTON_PRESSED = C2I('b', 't', 'n', 'p'), M_BUTTON_RELEASED = C2I('b', 't', 'n', 'r') };