example/CustomGUIExample/main.cpp

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//         Optika: A Tool For Developing Parameter Obtaining GUIs
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#include "Teuchos_ParameterList.hpp"
#include "Teuchos_StandardParameterEntryValidators.hpp"
#include "Teuchos_Array.hpp"  
#include "Teuchos_Version.hpp"
#include "Optika_GUI.hpp"
#include "Teuchos_XMLParameterListHelpers.hpp"
#include "Teuchos_FancyOStream.hpp"
#include "Teuchos_VerboseObject.hpp"

int main(int argc, char* argv[])
{
 /*
  * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 
  * !!!!!!!!!!!!!!!!              ATTENTION              !!!!!!!!!!!!!!!!!!!!!!
  * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  * !!!!   PLEASE VIEW THE BASIC EXAMPLE FIRST BEFORE READING THIS       !!!!!!
  * !!!!   EXAMPLE. IT PROVIDES FUNDAMENTAL KNOWLEDGE THAT WILL BE VERY  !!!!!! 
  * !!!!   HELPFUL IN UNDERSTANDING THIS EXAMPLE.                        !!!!!!
  * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  */ 

  /*
   * Defautls not good enought for you, eh? Well I guess That's understandable 
   * and why we've given you a few ways to customize your GUI as you see fit. 
   * The purpose of this example is to demonstrate those capabilities.
   */

  /* 
   * So let's setup a list of parameters to obtain. They could be anything 
   * really. We'll just reuse the list we created in the Basic Example 
   * (which you've read already because you're smart and headed the gigantic
   * warning I put at the top of this example.
   */
  using Teuchos::RCP;
  using Teuchos::ParameterList;
  using Teuchos::StringValidator;
  using Teuchos::tuple;
  using Teuchos::Array;
  using Teuchos::rcp;
  RCP<ParameterList> My_List = rcp(new ParameterList);

  My_List->set(
    "Max Iters", 
    1550, 
    "Determines the maximum number of iterations in the solver");
  My_List->set(
    "Tolerance", 
    1e-10,
    "The tolerance used for the convergence check");
  
  RCP<StringValidator> solverValidator = 
     rcp(new StringValidator(tuple<std::string>("GMRES", "CG", "TFQMR")));
  My_List->set(
    "Solver",
    "GMRES",
    "The type of solver to use.",
    solverValidator);

  Array<double> doubleArray( 10, 0.0 );
  My_List->set(
    "Initial Guess",
    doubleArray,
    "The initial guess as a RCP to an array object.");

  ParameterList& Prec_List = My_List->sublist(
    "Preconditioner",
    false,
    "Sublist that defines the preconditioner.");

  Prec_List.set("Type", "ILU", "The tpye of preconditioner to use");
  Prec_List.set(
    "Drop Tolerance",
    1e-3,
    "The tolerance below which entries from the"
    "factorization are left out of the factors.");

   Optika::OptikaGUI myGUI(My_List);

   myGUI.setWindowTitle("My Custom GUI");

   myGUI.setAboutInfo("This is a little GUI I made.");

   myGUI.setWindowIcon("myIcon.png");

   myGUI.setStyleSheet("myStyleSheet.qss");

   myGUI.exec();

  return 0;
}