eflxx/eflxx_examples/src/elementaryxx/external/main.cpp

#ifdef HAVE_CONFIG_H
  #include <config.h>
#endif

#include <evasxx/Evasxx.h>
#include <elementaryxx/Elementaryxx.h>
#include <edjexx/Edjexx.h>
#include "../../common/searchFile.h"

#include <memory>
#include <cassert>

using namespace std;
using namespace Eflxx;
using namespace Elmxx;

static void
my_win_del(Evasxx::Object &obj, void *event_info)
{
  /* called when my_win_main is requested to be deleted */
  Application::exit(); /* exit the program's main loop that runs in elm_run() */
}

static void testFunc (Evasxx::Object &obj, void *event_info)
{
  cout << "sub-object-del" << endl;
}

int main (int argc, char **argv)
{
  Application elmApp (argc, argv);

  Window *elmWin = Window::factory ("window1", ELM_WIN_BASIC);
  elmWin->getEventSignal ("delete,request")->connect (sigc::ptr_fun (&my_win_del));

  Background *bg = Background::factory (*elmWin);

  // TODO wrap this
  Evas *e = evas_object_evas_get(bg->obj ());

  // TODO: CountedPtr
  Evasxx::Canvas *ec = Evasxx::Canvas::wrap (e);

  // TODO: CountedPtr
  Edjexx::Object *edje = new Edjexx::Object (*ec, searchEdjeFile ("elementaryxx-test_external.edj"), "main");

  elmWin->resize (Eflxx::Size (620, 500));
  edje->setLayer (0);
  edje->show ();

  try
  {
    // This access is type unsafe as a cast is done without checking prior the type!
    Evasxx::Object &ext_eo = edje->getPart ("Button01").getExternalObject ();
    Elmxx::Button &button = *(static_cast <Elmxx::Button*> (&ext_eo));
    button.setText ("This is a changed button");
  }
  catch (Edjexx::PartNotExistingException pne)
  {
    cerr << pne.what () << endl;
  }
  catch (Edjexx::ExternalNotExistingException ene)
  {
    cerr << ene.what () << endl;
  }

  try
  {
    // This access is type unsafe as a cast is done without checking prior the type!
    Evasxx::Object &ext_eo2 = edje->getPart ("List01").getExternalObject ();
    Elmxx::List &list = *(static_cast <Elmxx::List*> (&ext_eo2));
    assert (list.append ("1. Line", NULL, NULL));
    assert (list.append ("2. Line", NULL, NULL));
    assert (list.append ("3. Line", NULL, NULL));
    assert (list.append ("4. Line", NULL, NULL));
    list.go ();
  }
  catch (Edjexx::PartNotExistingException pne)
  {
    cerr << pne.what () << endl;
  }
  catch (Edjexx::ExternalNotExistingException ene)
  {
    cerr << ene.what () << endl;
  }

  try
  {
    // The code below accesses a Edje External widget (here: Elementary Progressbar) in a type save way
    Evasxx::Object &ext_eo3 = edje->getPart ("Progressbar01").getExternalObject ();
    cout << "Edje Widget type: " << ext_eo3.getType () << endl;
    if (ext_eo3.getType () == "elm_widget")
    {
      Elmxx::Object &elm_object = *(static_cast <Elmxx::Object*> (&ext_eo3));

      cout << "Elm Widget type: " << elm_object.getWidgetType () << endl;
      if (elm_object.getWidgetType () == "progressbar")
      {
        Elmxx::Progressbar &progressbar = *(static_cast <Elmxx::Progressbar*> (&elm_object));
        progressbar.setLabel ("This is the status");
        progressbar.setValue (0.5);
      }
    }
  }
  catch (Edjexx::PartNotExistingException pne)
  {
    cerr << pne.what () << endl;
  }
  catch (Edjexx::ExternalNotExistingException ene)
  {
    cerr << ene.what () << endl;
  }

  // This External access is save as it only calls the ExternalParam interface
  try
  {
    Edjexx::Part &part = edje->getPart ("Slider01");

    Edjexx::ExternalParam param ("value", 5.0f);
    Edjexx::ExternalParam param2 ("label", "Changed Slider Value");

    part.setParam (&param);
    part.setParam (&param2);
  }
  catch (Edjexx::PartNotExistingException pne)
  {
    cerr << pne.what () << endl;
  }

  bg->setWeightHintSize (1.0, 1.0);
  elmWin->addResizeObject (*bg);

  /* set size hints. a minimum size for the bg. this should propagate back
   * to the window thus limiting its size based off the bg as the bg is one
   * of the window's resize objects. */
  bg->setMinHintSize (Size (160, 160));
  /* and set a maximum size. not needed very often. normally used together
   * with evas_object_size_hint_min_set() at the same size to make a
   * window not resizable */
  bg->setMaxHintSize (Size (640, 640));

  elmWin->setTitle ("Elementaryxx Simple Example");

  elmWin->setAutoDel (true);

  elmWin->show ();
  bg->show ();

  elmApp.run ();
}