OK, glib mode off.
Here's a slightly revised (I hesitate to say "enhanced") version of
Greg's code that also changes the cursor to a hand when you are over the
active button areas.
HTH,
--
Ian
//**********************************************************************
***********
#include <stdio.h>
#include <FL/Fl.H>
#include <FL/Fl_Window.H>
#include <FL/Fl_Box.H>
#include <FL/Fl_Pixmap.H>
#include <FL/fl_draw.H>
#include "buttonab.xpm"
// Demonstrate a 'clickable image'
class ButtonImage : public Fl_Box
{
int which_button() {
if ( Fl::event_inside(x()+2, y()+4 ,63,19) ) return(1);
if ( Fl::event_inside(x()+2, y()+26,63,19) ) return(2);
return(0);
}
int handle(int e) {
static int but_down, but_up;
static int curs_hand = 0;
int in_box;
int ret = Fl_Box::handle(e);
switch (e) {
case FL_MOVE:
ret = 1;
in_box = (which_button() != 0) ? 1 : 0;
if(in_box && !curs_hand) {
fl_cursor(FL_CURSOR_HAND,
FL_BLACK, FL_WHITE);
curs_hand = 1;
}
else if (curs_hand && !in_box) {
fl_cursor(FL_CURSOR_DEFAULT,
FL_BLACK, FL_WHITE);
curs_hand = 0;
}
break;
case FL_PUSH:
but_down = which_button();
ret = 1;
break;
case FL_RELEASE:
ret = 1;
but_up = which_button();
if ( but_down == but_up ) {
switch (but_up) {
case 1: printf("BUTTON A\n"); fflush(stdout);
break;
case 2: printf("BUTTON B\n"); fflush(stdout);
break;
}
}
break;
}
return(ret);
}
public:
ButtonImage(int X,int Y) : Fl_Box(X,Y,5,5) {
static Fl_Pixmap buttonpixmap(buttonab_xpm);
image(buttonpixmap);
resize(X,Y,buttonpixmap.w(),buttonpixmap.h());
}
};
int main() {
Fl_Window win(180,180);
new ButtonImage(50,50);
win.end();
win.show();
return(Fl::run());
}
/* end of file */
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