Urgh - that's irritating.
I just saw my own post, and it looks like the mail server has mangled it
somewhat.
I thought that only happened when I was using MS Outlook, not with Apple Mail,
but apparently Apple Mail gets mangled now too. Oh well...
Is this any better (re-posting, sorry!)
// demo of activating a button...
#include <FL/Fl.H>
#include <FL/Fl_Double_Window.H>
#include <FL/Fl_Input.H>
#include <FL/Fl_Button.H>
static Fl_Double_Window *main_win=(Fl_Double_Window *)0;
static Fl_Button *done_bt=(Fl_Button *)0;
static unsigned inputs_set = 0;
static void check_inputs_are_ready(Fl_Input* in, unsigned mask) {
if (strlen(in->value())) {
inputs_set |= mask;
}
else {
inputs_set &= ~mask;
}
if (inputs_set == 7) {
done_bt->activate();
}
else {
done_bt->deactivate();
}
}
static void cb_input1(Fl_Input* in, void*) {
// input 1;
check_inputs_are_ready(in, 1);
}
static void cb_input2(Fl_Input* in, void*) {
// input 2;
check_inputs_are_ready(in, 2);
}
static void cb_input3(Fl_Input* in, void*) {
// input 3;
check_inputs_are_ready(in, 4);
}
static void cb_done_bt(Fl_Button*, void*) {
main_win->hide();
}
int main(int argc, char **argv) {
main_win = new Fl_Double_Window(348, 367, "Activate Button Demo");
main_win->begin();
Fl_Input *input1 = new Fl_Input(130, 37, 200, 33, "Enter Some Text");
input1->callback((Fl_Callback*)cb_input1);
input1->when(FL_WHEN_CHANGED);
Fl_Input *input2 = new Fl_Input(130, 124, 200, 33, "Enter Some Text");
input2->callback((Fl_Callback*)cb_input2);
input2->when(FL_WHEN_CHANGED);
Fl_Input *input3 = new Fl_Input(130, 212, 200, 33, "Enter Some Text");
input3->callback((Fl_Callback*)cb_input3);
input3->when(FL_WHEN_CHANGED);
done_bt = new Fl_Button(215, 285, 115, 65, "Done");
done_bt->callback((Fl_Callback*)cb_done_bt);
done_bt->deactivate();
main_win->end();
main_win->show(argc, argv);
return Fl::run();
} // main
// end of file
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