fltk/test/browser.cxx

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//
// "$Id$"
//
// Browser test program for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2005 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 on the following page:
//
// http://www.fltk.org/str.php
//
/*
This is a test of how the browser draws lines.
This is a second line.
This is a third.
That was a blank line above this.
@r@_Right justify
@c@_Center justify
@_Left justify
@bBold text
@iItalic text
@b@iBold Italic
@fFixed width
@f@bBold Fixed
@f@iItalic Fixed
@f@i@bBold Italic Fixed
@lLarge
@l@bLarge bold
@sSmall
@s@bSmall bold
@s@iSmall italic
@s@i@bSmall italic bold
@uunderscore
@C1RED
@C2Green
@C4Blue
You should try different browser types:
Fl_Browser
Fl_Select_Browser
Fl_Hold_Browser
Fl_Multi_Browser
*/
#include <FL/Fl.H>
#include <FL/Fl_Select_Browser.H>
#include <FL/Fl_Double_Window.H>
#include <FL/Fl_Button.H>
#include <FL/Fl_Int_Input.H>
#include <FL/fl_ask.H>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>
Fl_Select_Browser *browser;
Fl_Button *top,
*bottom,
*middle,
*visible,
*swap;
Fl_Int_Input *field;
void b_cb(Fl_Widget* o, void*) {
printf("callback, selection = %d, event_clicks = %d\n",
((Fl_Browser*)o)->value(), Fl::event_clicks());
}
void show_cb(Fl_Widget *o, void *) {
int line = atoi(field->value());
if (!line) {
fl_alert("Please enter a number in the text field\n"
"before clicking on the buttons.");
return;
}
if (o == top)
browser->topline(line);
else if (o == bottom)
browser->bottomline(line);
else if (o == middle)
browser->middleline(line);
else
browser->make_visible(line);
}
void swap_cb(Fl_Widget *o, void *) {
int a = -1, b = -1;
for ( int t=0; t<browser->size(); t++ ) { // find two selected items
if ( browser->selected(t) ) {
if ( a < 0 )
{ a = t; }
else
{ b = t; break; }
}
}
browser->swap(a, b); // swap them
}
int main(int argc, char **argv) {
int i;
if (!Fl::args(argc,argv,i)) Fl::fatal(Fl::help);
const char* fname = (i < argc) ? argv[i] : "browser.cxx";
Fl_Window window(400,400,fname);
browser = new Fl_Select_Browser(0,0,400,350,0);
browser->type(FL_MULTI_BROWSER);
//browser->type(FL_HOLD_BROWSER);
//browser->color(42);
browser->callback(b_cb);
// browser->scrollbar_right();
//browser->has_scrollbar(Fl_Browser::BOTH_ALWAYS);
if (!browser->load(fname)) {
#ifdef _MSC_VER
// if 'browser' was started from the VisualC environment in Win32,
// the current directory is set to the environment itself,
// so we need to correct the browser file path
int done = 1;
if ( i == argc )
{
fname = "../test/browser.cxx";
done = browser->load(fname);
}
if ( !done )
{
printf("Can't load %s, %s\n", fname, strerror(errno));
exit(1);
}
#else
printf("Can't load %s, %s\n", fname, strerror(errno));
exit(1);
#endif
}
browser->position(0);
field = new Fl_Int_Input(50, 350, 350, 25, "Line #:");
field->callback(show_cb);
top = new Fl_Button(0, 375, 80, 25, "Top");
top->callback(show_cb);
bottom = new Fl_Button(80, 375, 80, 25, "Bottom");
bottom->callback(show_cb);
middle = new Fl_Button(160, 375, 80, 25, "Middle");
middle->callback(show_cb);
visible = new Fl_Button(240, 375, 80, 25, "Make Vis.");
visible->callback(show_cb);
swap = new Fl_Button(320, 375, 80, 25, "Swap");
swap->callback(swap_cb);
swap->tooltip("Swaps two selected lines\n(Use CTRL-click to select two lines)");
window.resizable(browser);
window.show(argc,argv);
return Fl::run();
}
//
// End of "$Id$".
//