mirror of https://github.com/fltk/fltk
73 lines
2.2 KiB
C++
73 lines
2.2 KiB
C++
//
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// "$Id$"
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//
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// Simple Fl_Tree widget example. - erco 06/05/2010
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//
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// Copyright 2010 Greg Ercolano.
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// Copyright 1998-2010 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 on the following page:
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//
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// http://www.fltk.org/str.php
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//
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#include <stdio.h>
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#include <FL/Fl.H>
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#include <FL/Fl_Double_Window.H>
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#include <FL/Fl_Tree.H>
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// Tree's callback
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// Invoked whenever someone clicks an item.
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//
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void TreeCallback(Fl_Widget *w, void *data) {
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Fl_Tree *tree = (Fl_Tree*)w;
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Fl_Tree_Item *item = (Fl_Tree_Item*)tree->item_clicked();
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fprintf(stderr, "TreeCallback: item clicked='%s'\n", (item)?item->label():"???");
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}
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int main(int argc, char *argv[]) {
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Fl::scheme("gtk+");
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Fl_Double_Window *win = new Fl_Double_Window(250, 400, "Simple Tree");
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win->begin();
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{
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// Create the tree
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Fl_Tree *tree = new Fl_Tree(10, 10, win->w()-20, win->h()-20);
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tree->showroot(0); // don't show root of tree
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tree->callback(TreeCallback); // setup a callback for the tree
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// Add some items
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tree->add("Flintstones/Fred");
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tree->add("Flintstones/Wilma");
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tree->add("Flintstones/Pebbles");
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tree->add("Simpsons/Homer");
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tree->add("Simpsons/Marge");
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tree->add("Simpsons/Bart");
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tree->add("Simpsons/Lisa");
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// Start with one of the items closed
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tree->close("Simpsons");
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}
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win->end();
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win->resizable(win);
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win->show(argc, argv);
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return(Fl::run());
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}
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//
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// End of "$Id$".
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//
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