mirror of https://github.com/fltk/fltk
71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
//
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// "$Id: navigation.cxx,v 1.5.2.2 2000/06/05 21:21:23 mike Exp $"
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//
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// Navigation test program for the Fast Light Tool Kit (FLTK).
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//
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// Silly test of navigation keys. This is not a recommended method of
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// laying out your panels!
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//
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// Copyright 1998-2000 by Bill Spitzak and others.
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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// USA.
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//
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// Please report all bugs and problems to "fltk-bugs@fltk.org".
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//
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#include <stdio.h>
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#include <stdlib.h>
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#include <FL/Fl.H>
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#include <FL/Fl_Window.H>
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#include <FL/Fl_Input.H>
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#define WIDTH 600
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#define HEIGHT 300
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#define GRID 25
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int main(int argc, char **argv) {
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if (argc > 1) srand(atoi(argv[1]));
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Fl_Window window(WIDTH,HEIGHT,argv[0]);
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window.end(); // don't auto-add children
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for (int i = 0; i<10000; i++) {
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// make up a random size of widget:
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int x = rand()%(WIDTH/GRID+1) * GRID;
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int y = rand()%(HEIGHT/GRID+1) * GRID;
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int w = rand()%(WIDTH/GRID+1) * GRID;
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if (w < x) {w = x-w; x-=w;} else {w = w-x;}
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int h = rand()%(HEIGHT/GRID+1) * GRID;
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if (h < y) {h = y-h; y-=h;} else {h = h-y;}
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if (w < GRID || h < GRID || w < h) continue;
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// find where to insert it and see if it intersects something:
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Fl_Widget *j = 0;
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int n; for (n=0; n < window.children(); n++) {
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Fl_Widget *o = window.child(n);
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if (x<o->x()+o->w() && x+w>o->x() &&
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y<o->y()+o->h() && y+h>o->y()) break;
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if (!j && (y < o->y() || y == o->y() && x < o->x())) j = o;
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}
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// skip if intersection:
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if (n < window.children()) continue;
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window.insert(*(new Fl_Input(x,y,w,h)),j);
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}
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window.show();
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return Fl::run();
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}
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//
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// End of "$Id: navigation.cxx,v 1.5.2.2 2000/06/05 21:21:23 mike Exp $".
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//
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