//define a specific project properties that wrapped on AppLib.Data.Project
//serialized in AppData of your application as xml file
using AppLib.Data;

namespace Met.Data.File
{
    public class MetaliaProject : Project
    {
        private string m_specificValue = "";
        
        //pull every propertie that you need here
        #region PROPERTIES

        public string SPECIFIC_VALUE
        {
            get
            {
                return m_specificValue;
            }
            set
            {
                m_specificValue = value;
            }
        }
        #endregion
    }
}

//define a specific settings properties that wrapped on AppLib.Data.Settings
using AppLib.Data; 
namespace Met.Data.File
{

    public class MetaliaSettings : Settings
    {
        private string m_specificValue = "";
        
        //argument passed is the normal project extension, here is *.met
        public MetaliaSettings()
            : base("met")
        {
        }
        //pull every propertie that you need here
        #region PROPERTIES

        public string SPECIFIC_VALUE
        {
            get
            {
                return m_specificValue;
            }
            set
            {
                m_specificValue = value;
            }
        }

        #endregion
    }
}

//define a specific application instance
namespace Met
{
    /// <summary>
    /// This class is an Application instance that you inject specific or default project and setting data
    /// </summary>
    public static class Metalia
    {
        private static AppLib.ApplicationManager s_applicationManager = null;
        
        public static AppLib.ApplicationManager APPLICATION_MANAGER
        {
            get
            {
                if (s_applicationManager == null)
                {
                    s_applicationManager = new AppLib.ApplicationManager(new MetaliaSettings(), new MetaliaProject(), Definitions.NAME.COMPANY_NAME, Definitions.NAME.APP_NAME);
                }
                return s_applicationManager;
            }
        }
    }
}

//here in the mainForm
namespace Met.Forms
{
    public partial class FormItems : AppFormContainer
    {
        public FormItems()
        {
            InitializeComponent();
            //injection of main form and menuStrip
            //every action of File: new,open,save,quit is automatically implemented
            Metalia.APPLICATION_MANAGER.initApplicationForm(this, menuStrip1);
            Metalia.APPLICATION_MANAGER.loadProject();
        }
    }
}