4f4a8fc3c7
(to clarify static exception LGPL by changing license references) git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@8864 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
87 lines
2.5 KiB
C++
87 lines
2.5 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. Distribution and use rights are outlined in
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// the file "COPYING" which should have been included with this file. If this
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// file is missing or damaged, see the license at:
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//
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// http://www.fltk.org/COPYING.php
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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 an item's state changes.
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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->callback_item();
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if ( ! item ) return;
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switch ( tree->callback_reason() ) {
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case FL_TREE_REASON_SELECTED: {
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char pathname[256];
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tree->item_pathname(pathname, sizeof(pathname), item);
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fprintf(stderr, "TreeCallback: Item selected='%s', Full pathname='%s'\n", item->label(), pathname);
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break;
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}
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case FL_TREE_REASON_DESELECTED:
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// fprintf(stderr, "TreeCallback: Item '%s' deselected\n", item->label());
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break;
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case FL_TREE_REASON_OPENED:
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// fprintf(stderr, "TreeCallback: Item '%s' opened\n", item->label());
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break;
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case FL_TREE_REASON_CLOSED:
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// fprintf(stderr, "TreeCallback: Item '%s' closed\n", item->label());
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default:
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break;
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}
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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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tree->add("Pathnames/\\/bin"); // front slashes
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tree->add("Pathnames/\\/usr\\/sbin");
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tree->add("Pathnames/C:\\\\Program Files"); // backslashes
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tree->add("Pathnames/C:\\\\Documents and Settings");
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// Start with some items closed
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tree->close("Simpsons");
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tree->close("Pathnames");
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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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