#include <xtd/forms/Application>
#include <xtd/forms/checked_list_box>
#include <xtd/forms/form>
#include <xtd/cdebug>
 
 
namespace checked_list_box_example {
  class form1 : 
public form {
 
  public:
    form1() {
      text("Checked list box example");
      client_size({200, 240});
      
      checked_list_box1.parent(*this);
      checked_list_box1.location({20, 20});
      checked_list_box1.size({160, 200});
      checked_list_box1.anchor(anchor_styles::top | anchor_styles::left | anchor_styles::bottom | anchor_styles::right);
      
      for (auto index = 1; index <= 10; ++index)
        checked_list_box1.items().push_back({string::format("Item {}", index), index % 2 != 0});
      checked_list_box1.selected_index(0);
      
        cdebug << string::format("item_check, index={}, new_value={}, current_value={}", e.index(), e.new_value(), e.current_value()) << environment::new_line;
      };
    }
    
  private:
  };
}
 
auto main() -> int {
  application::run(checked_list_box_example::form1 {});
}
The xtd namespace contains all fundamental classes to access Hardware, Os, System,...
Definition xtd_about_box.hpp:10