ref: 7e926451def20e69909b199adba48e7dceee608d
dir: /DoConfig/fltk/examples/tree-as-container.cxx/
//
// "$Id$"
//
// Fl_Tree as a container of FLTK widgets. - erco 04/15/2012
//
// Copyright 2010,2012 Greg Ercolano.
// Copyright 1998-2010 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:
//
// http://www.fltk.org/COPYING.php
//
// Please report all bugs and problems on the following page:
//
// http://www.fltk.org/str.php
//
#include <stdio.h>
#include <FL/Fl.H>
#include <FL/Fl_Double_Window.H>
#include <FL/Fl_Tree.H>
#include <FL/Fl_Group.H>
#include <FL/Fl_Input.H>
#define MAX_ROWS 20000
#define MAX_FIELDS 5
#define FIELD_WIDTH 70
#define FIELD_HEIGHT 30
class MyData : public Fl_Group {
Fl_Input *fields[MAX_FIELDS];
public:
MyData(int X,int Y,int W,int H) : Fl_Group(X,Y,W,H) {
static unsigned int colors[MAX_FIELDS] = {
0xffffdd00, 0xffdddd00, 0xddffff00, 0xddffdd00, 0xddddff00
};
for ( int t=0; t<MAX_FIELDS; t++ ) {
fields[t] = new Fl_Input(X+t*FIELD_WIDTH,Y,FIELD_WIDTH,H);
fields[t]->color(Fl_Color(colors[t]));
}
end();
}
void SetData(int col, const char *val) {
if ( col >= 0 && col < MAX_FIELDS )
fields[col]->value(val);
}
};
int main(int argc, char *argv[]) {
Fl_Double_Window *win = new Fl_Double_Window(450, 400, "Tree As FLTK Widget Container");
win->begin();
{
// Create the tree
Fl_Tree *tree = new Fl_Tree(10, 10, win->w()-20, win->h()-20);
tree->showroot(0); // don't show root of tree
// Add some regular text nodes
tree->add("Foo/Bar/001");
tree->add("Foo/Bar/002");
tree->add("Foo/Bla/Aaa");
tree->add("Foo/Bla/Bbb");
// Add items to the 'Data' node
for ( int t=0; t<MAX_ROWS; t++ ) {
// Add item to tree
static char s[80];
sprintf(s, "FLTK Widgets/%d", t);
Fl_Tree_Item *item = tree->add(s);
// Reconfigure item to be an FLTK widget (MyData)
tree->begin();
{
MyData *data = new MyData(0,0,FIELD_WIDTH*MAX_FIELDS, FIELD_HEIGHT);
item->widget(data);
// Initialize widget data
for ( int c=0; c<MAX_FIELDS; c++ ) {
sprintf(s, "%d-%d", t,c);
data->SetData(c,s);
}
}
tree->end();
}
}
win->end();
win->resizable(win);
win->show(argc, argv);
return(Fl::run());
}
//
// End of "$Id$".
//