> Is it possible to extend or shift the "sensitivity-area" of
> the checkbox
> in Fl_Check_Button by an easy way? We have a bit a problem with our
> touchscreen -> we have a little offset on y-position. Because
> of this,
> it would be nice, if I could "shift" the sensitive area of
> the checkbox
> a bit...
Sure - check-buttons are always drawn pretty much the same, so the w,h
that you pass to the constructor sets the sensitive area of the button,
but does not change the size of the check on the screen.
Attached fluid file demonstrates this... Well, it works for me, anyway!
---------------
# data file for the Fltk User Interface Designer (fluid)
version 1.0110
header_name {.h}
code_name {.cxx}
decl {\#include <stdio.h>} {}
Function {} {open
} {
Fl_Window main_win {
label {Check Box click-area Test} open
xywh {515 248 539 351} type Double visible
} {
Fl_Button {} {
label Quit
callback {main_win->hide();}
xywh {435 291 95 51}
}
Fl_Check_Button chk1 {
label {Small Click Area}
callback {puts("Click 1");
fflush(stdout);}
xywh {25 25 25 25} down_box DOWN_BOX
}
Fl_Check_Button chk2 {
label {Big Click Area}
callback {puts("Click 2");
fflush(stdout);} selected
xywh {25 62 138 91} down_box DOWN_BOX
}
}
}
---------------
--
Ian
SELEX Galileo Ltd
Registered Office: Sigma House, Christopher Martin Road, Basildon, Essex SS14
3EL
A company registered in England & Wales. Company no. 02426132
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