fltk/test/windowfocus.cxx

59 lines
1.4 KiB
C++

//
// Cross-window show/focus test program for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2015 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file. If this
// file is missing or damaged, see the license at:
//
// https://www.fltk.org/COPYING.php
//
// Please see the following page on how to report bugs and issues:
//
// https://www.fltk.org/bugs.php
//
#include <FL/Fl.H>
#include <FL/Fl_Box.H>
#include <FL/Fl_Double_Window.H>
#include <FL/Fl_Input.H>
static Fl_Double_Window *win1, *win2;
static Fl_Input *input1;
static void popup(Fl_Widget *, void *) {
win2->position(win1->x() + win1->w(), win1->y());
win2->show();
win2->wait_for_expose();
input1->take_focus();
}
int main(int argc, char **argv) {
win1 = new Fl_Double_Window(300, 200);
win1->label("show() focus test");
Fl_Box *b = new Fl_Box(10, 10, 280, 130);
b->label("Type something to pop the subwindow up. "
"The focus should stay on the input, "
"and you should be able to continue typing.");
b->align(FL_ALIGN_WRAP | FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
input1 = new Fl_Input(10, 150, 150, 25);
input1->when(FL_WHEN_CHANGED);
input1->callback(popup);
win1->end();
win2 = new Fl_Double_Window(300, 200);
win2->label("window2");
win2->end();
win1->show(argc,argv);
return Fl::run();
}