// // "$Id: navigation.cxx,v 1.5.2.3 2001/01/22 15:13:41 easysw Exp $" // // Navigation test program for the Fast Light Tool Kit (FLTK). // // Silly test of navigation keys. This is not a recommended method of // laying out your panels! // // Copyright 1998-2001 by Bill Spitzak and others. // // This library is free software; you can redistribute it and/or // modify it under the terms of the GNU Library General Public // License as published by the Free Software Foundation; either // version 2 of the License, or (at your option) any later version. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // Library General Public License for more details. // // You should have received a copy of the GNU Library General Public // License along with this library; if not, write to the Free Software // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 // USA. // // Please report all bugs and problems to "fltk-bugs@fltk.org". // #include #include #include #include #include #define WIDTH 600 #define HEIGHT 300 #define GRID 25 int main(int argc, char **argv) { if (argc > 1) srand(atoi(argv[1])); Fl_Window window(WIDTH,HEIGHT,argv[0]); window.end(); // don't auto-add children for (int i = 0; i<10000; i++) { // make up a random size of widget: int x = rand()%(WIDTH/GRID+1) * GRID; int y = rand()%(HEIGHT/GRID+1) * GRID; int w = rand()%(WIDTH/GRID+1) * GRID; if (w < x) {w = x-w; x-=w;} else {w = w-x;} int h = rand()%(HEIGHT/GRID+1) * GRID; if (h < y) {h = y-h; y-=h;} else {h = h-y;} if (w < GRID || h < GRID || w < h) continue; // find where to insert it and see if it intersects something: Fl_Widget *j = 0; int n; for (n=0; n < window.children(); n++) { Fl_Widget *o = window.child(n); if (xx()+o->w() && x+w>o->x() && yy()+o->h() && y+h>o->y()) break; if (!j && (y < o->y() || y == o->y() && x < o->x())) j = o; } // skip if intersection: if (n < window.children()) continue; window.insert(*(new Fl_Input(x,y,w,h)),j); } window.show(); return Fl::run(); } // // End of "$Id: navigation.cxx,v 1.5.2.3 2001/01/22 15:13:41 easysw Exp $". //