> > Is it possible to detect when the fl_repeat_button is
> > 'repeating'? I need
> > to be able to distinguish between the repeating behaviour on
> > click-and-hold, and users simply clicking the button very quickly.
>
> I don't think so... However, the actual code for fl_repeat_button is
> pretty small, so I guess it would be easy to create your own
> version (I
> think maybe a subclass wouldn't be enough...), and simply have the
> repeat_callback set a flag each time it fires the callback...
> Something
> like that could work...
Yes - this seems to work well enough...
#include <FL/Fl.H>
#include <FL/Fl_Window.H>
#include <FL/Fl_Button.H>
#include <stdio.h>
#define INITIALREPEAT .5
#define REPEAT .1
class tst_rpt_btn : public Fl_Button {
static void repeat_callback(void *);
public:
int handle(int);
int rpt;
tst_rpt_btn(int X,int Y,int W,int H,const char *l=0)
: Fl_Button(X,Y,W,H,l) {rpt = 0;}
void deactivate() {
Fl::remove_timeout(repeat_callback,this);
Fl_Button::deactivate();
}
};
void tst_rpt_btn::repeat_callback(void *v) {
tst_rpt_btn *b = (tst_rpt_btn*)v;
Fl::add_timeout(REPEAT,repeat_callback,b);
b->rpt = -1;
b->do_callback();
b->rpt = 0;
}
int tst_rpt_btn::handle(int event) {
int newval;
switch (event) {
case FL_HIDE:
case FL_DEACTIVATE:
case FL_RELEASE:
newval = 0; goto J1;
case FL_PUSH:
case FL_DRAG:
if (Fl::visible_focus()) Fl::focus(this);
newval = Fl::event_inside(this);
J1:
if (!active())
newval = 0;
if (value(newval)) {
if (newval) {
Fl::add_timeout(INITIALREPEAT,repeat_callback,this);
do_callback();
} else {
Fl::remove_timeout(repeat_callback,this);
}
}
return 1;
default:
return Fl_Button::handle(event);
}
}
void rpt_cb(Fl_Button*, void *v) {
tst_rpt_btn *bt1 = (tst_rpt_btn *)v;
if(bt1->rpt) {
puts("RPT"); fflush(stdout);
} else {
puts("CLICK"); fflush(stdout);
}
}
void ex_cb(Fl_Button*, void *v) {
Fl_Window *win = (Fl_Window *)v;
win->hide();
}
int main(int argc, char**argv)
{
Fl_Window *win = new Fl_Window(300, 300, "button test");
win->begin();
tst_rpt_btn *bt1 = new tst_rpt_btn(10, 10, 60, 35, "Repeat");
bt1->callback((Fl_Callback*)rpt_cb, bt1);
Fl_Button *ex = new Fl_Button(230, 255, 60, 35, "EXIT");
ex->callback((Fl_Callback*)ex_cb, win);
win->end();
win->show(argc, argv);
return Fl::run();
}
/* end of file */
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