+/*
+ # ---------------------------------------------------------------------
+ #
+ # Copyright (c) CREATIS (Centre de Recherche en Acquisition et Traitement de l'Image
+ # pour la SantÈ)
+ # Authors : Eduardo Davila, Frederic Cervenansky, Claire Mouton
+ # Previous Authors : Laurent Guigues, Jean-Pierre Roux
+ # CreaTools website : www.creatis.insa-lyon.fr/site/fr/creatools_accueil
+ #
+ # This software is governed by the CeCILL-B license under French law and
+ # abiding by the rules of distribution of free software. You can use,
+ # modify and/ or redistribute the software under the terms of the CeCILL-B
+ # license as circulated by CEA, CNRS and INRIA at the following URL
+ # http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
+ # or in the file LICENSE.txt.
+ #
+ # As a counterpart to the access to the source code and rights to copy,
+ # modify and redistribute granted by the license, users are provided only
+ # with a limited warranty and the software's author, the holder of the
+ # economic rights, and the successive licensors have only limited
+ # liability.
+ #
+ # The fact that you are presently reading this means that you have had
+ # knowledge of the CeCILL-B license and that you accept its terms.
+ # ------------------------------------------------------------------------ */
+
+
#include <bbwxSlider.h>
#include <bbwxLayoutLine.h>
//=========================================================================
//=========================================================================
-void CallbackFunction ( bbtk::BlackBox::Pointer p,
- const std::string& o,
- bbtk::IOStatus s)
+// FIRST EXAMPLE USING A FUNCTION AS CALLBACK
+void CallbackFunction ( bbtk::BlackBox::Pointer p, // The black box which changed
+ const std::string& o, // The output which changed
+ bbtk::IOStatus s) // The new status of the output
{
std::cout << "== Callback function called with p="<<p->bbGetName()
- <<" o="<<o<<" s="<<bbtk::GetIOStatusString(s)<<std::endl;
+ <<" o="<<o<<" s="<<s/*bbtk::GetIOStatusString(s)*/<<std::endl;
+
+ // Cast the black box pointer into Slider pointer
bbwx::Slider::Pointer slider = boost::dynamic_pointer_cast<bbwx::Slider>(p);
if (slider)
{
{
bbwx::Slider::Pointer slider = bbwx::Slider::New("slider");
slider->bbSetInputWinDialog(true); // mandatory
+ // Add the observer
slider->bbAddOutputObserver( "Out", &CallbackFunction );
slider->bbExecute();
}
//=========================================================================
+// SECOND EXAMPLE : MEMBER METHOD CALLED WHEN SLIDER IS RELEASED
class ClassWithTwoSliders
{
public:
try
{
mSlider1 = bbwx::Slider::New("slider1");
+ // Add the observer method
+ // As it is not a FREEHAND function we must use the macro
+ // BBTK_MAKE_OUTPUT_OBSERVER which takes the object and the method to call
mSlider1->bbAddOutputObserver("Out",
BBTK_MAKE_OUTPUT_OBSERVER
(this,
bbtk::IOStatus s )
{
std::cout << "== 'OnSlider' called with p="<<p->bbGetName()
- <<" o="<<o<<" s="<<bbtk::GetIOStatusString(s)<<std::endl;
+ <<" o="<<o<<" s="<<s/*bbtk::GetIOStatusString(s)*/<<std::endl;
if ((p==mSlider1) && (o=="Out"))
{
int main(int argv, char* argc[])
{
// To track all ...
- // bbtk::MessageManager::SetMessageLevel("all",9);
+ bbtk::MessageManager::SetMessageLevel("all",9);
SliderCallback();
ClassWithTwoSliders C;
}