On Mon, 08 Apr 2013 20:17:31 -0700, Greg Ercolano <[email protected]> wrote:
> unsigned n;
> XkbGetIndicatorState(d, XkbUseCoreKbd, &n);
> caps_state = (n & 0x01) == 1;
That works perfectly, and even better, needs no timer. Test program below.
Will this be fixed in a future release of FLTK?
- Howard Rubin
======================
#include <FL/Fl.H>
#include <FL/Fl_Window.H>
#include <FL/Fl_Output.H>
#include <FL/Fl_Secret_Input.H>
#include <iostream>
#include <X11/XKBlib.h>
bool isCapsLock() {
Display* d = XOpenDisplay(NULL);
if (!d)
return false;
unsigned n;
XkbGetIndicatorState(d, XkbUseCoreKbd, &n);
return (n & 0x01) == 1;
}
class myWindow : public Fl_Window {
public:
myWindow(int x, int y, const char* l) : Fl_Window(x, y, l),
pOutput(NULL) {
}
Fl_Output* pOutput;
virtual int handle(int event) {
static bool haveDoneOnce = false;
if (!haveDoneOnce || (event== FL_SHORTCUT && Fl::event_key() ==
FL_Caps_Lock)) {
haveDoneOnce = true;
if (isCapsLock()) {
pOutput->show();
} else {
pOutput->hide();
}
}
return Fl_Window::handle(event);
}
};
int main(int argc, char* argv[]) {
myWindow* win = new myWindow(300, 200, "");
new Fl_Secret_Input(20, 20, 100, 15, "");
win->pOutput = new Fl_Output(120, 50, 0, 15, "Caps Lock");
win->end();
win->show();
return Fl::run();
}
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