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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//FR"
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<TITLE>Caml Examples</TITLE>
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<BODY BGCOLOR="#FFFFFF">
<P>File created 5 July 2004.
<H1 ALIGN=CENTER><IMG SRC="JoeCaml.gif" ALT="">Caml/Tk Examples</H1>
<P>This directories contains graphical user interface examples using
the Caml interface to Tcl/Tk.
<H2 ALIGN=LEFT>Basic examples</H2>
<UL>
<LI><A HREF="start.ml"><CODE>start.ml</CODE></A>:<BR>
A first program that justs creates a button labelled Hello.
<LI><A HREF="hello.ml"><CODE>hello.ml</CODE></A>:<BR>
Hello
Creates a button with an action attached to it.
<LI><A HREF="stop.ml"><CODE>stop.ml</CODE></A>:<BR>
Creates a button a single button with a call back function
that quits the program.
<LI><A HREF="hello_quit.ml"><CODE>hello_quit.ml</CODE></A>:<BR>
Similar to <CODE>hello.ml</CODE>, but with an additional quit button
(and a first example of geometry packing specification).
<LI><A HREF="addition.ml"><CODE>addition.ml</CODE></A>:<BR>
A simple program that adds 2 numbers typed in two input areas.
<LI><A HREF="rgb.ml"><CODE>rgb.ml</CODE></A>:<BR>
The specification of a color using three scales that give the respective
amounts of red, green, and blue components of the color.
<LI><A HREF="convert_euro.ml"><CODE>convert_euro.ml</CODE></A>:<BR>
Converts a given amount from francs to euros, and converse.
<LI><A HREF="convert.ml"><CODE>convert.ml</CODE></A>:<BR>
Converts a given amount from a given currency to another one. Source
and target currencies are chosen using a menu.
</UL>
<H2 ALIGN=LEFT>More advanced examples</H2>
<UL>
<LI><A HREF="camleyes.ml"><CODE>camleyes.ml</CODE></A>:<BR>
A Caml/Tk (sort of) clone of Xeyes. Introduce the notion of canvas.
<LI><A HREF="taquin.ml"><CODE>taquin.ml</CODE></A>:<BR>
A simple game that uses images: cut the image into pieces then add an
empty place to move over pieces. You must reconstruct a coherent
image. Relatively advanced example.
<LI><A HREF="tetris.ml"><CODE>tetris.ml</CODE></A>:<BR>
An interactive game. An advanced example using timers, canvas and images.
<LI><A HREF="mytext.ml"><CODE>mytext.ml</CODE></A>:<BR>
An advanced example of widget definition: the basic text widget is
equipped with scroll-bars and kill/yank facilities `` la Emacs''.
</UL>
<H2 ALIGN=LEFT>Practice</H2>
<P>To build an interactive toplevel named camltktop, including tk
<PRE>
ocamlmktop -I +labltk -custom labltk.cma -o ocamltktop
</PRE>
then load the file loadall.ml, using
<PRE>
ocamltktop -I +labltk
</PRE>
Then type in:
<PRE>
#use "loadall.ml";;
</PRE>
<P>
<ADDRESS>Contact the author <A HREF="mailto:Pierre.Weis@inria.fr">Pierre.Weis@inria.fr</A></ADDRESS>
<HR>
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