Module helloworld

---

Detailed Description

Version:

0.3

Author:

thomas.lemaire@laas.fr, maxime.cottret@laas.fr

This is a very minimal helloWorld module. It shows how to add a simple class jafar::helloworld::HelloWorld and a user defined exception jafar::helloworld::HelloEmptyException.

History

• 0.3 (2004-10-04) - Add test_suite
• 0.2 (2004-09-20) - Add support for exceptions
• 0.1 (2004-09-09) - Initial version

Macro

• demoHello.tcl is a very simple macro

Example use of helloWorld module

Using low level swig functions

# $Id$ #

package require helloworld

#
# The low level swig functions
#

set hello [helloworld::new_HelloWorld]

helloworld::HelloWorld_printHello $hello

helloworld::HelloWorld_setHello $hello "Hello world \!"

puts ""

helloworld::HelloWorld_printHello $hello

Using an object interface

# $Id$ #

package require kernel
package require helloworld

#
# using procedure new
#

set hw [helloworld::newHelloWorld]

$hw printHello

$hw setHello "Hello world \!"

puts ""

$hw printHello

#
# tcl procedure in package helloworld::demoHello
#

# help procedure
help helloworld::demoHello

helloworld::demoHello 4

Helloworld demo

pollux[jafar] jafar

Welcome in jafar !         (c) 2004 LAAS-CNRS

jafar_dir: /home/tlemaire/Work/jafar

Available packages:
  kernel...0.1
  helloworld...0.3
  jmath...0.1
  filter...0.1

jafar [~/Work/jafar]package require helloworld 
0.3
jafar [~/Work/jafar]helloworld::JafarDebug_setOff 
jafar [~/Work/jafar]help helloworld::demoHello 
usage: helloworld::demoHello n
this is a demo tcl procedure
create n HelloWorld object and print them
jafar [~/Work/jafar]helloworld::demoHello 4
Hello world ! (0)
Hello world ! (1)
Hello world ! (2)
Hello world ! (3)

Tcl interface (generated by swig)

The interface of the module is generated from the following files:

• helloworld.i defines the wrapped classes and functions,
• helloworldException.i defines the try { } catch block for this module.

Classes
class	jafar::helloworld::HelloWorld
	HelloWorld class. More...
class	jafar::helloworld::HelloworldException
	Base class for all exceptions defined in the module helloworld. More...
class	jafar::helloworld::HelloworldFormatException
	hello attribute not initialized. More...