SelectCategoryDialog.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using be.gaudry.bibliobrol.model;
using be.gaudry.observer;
 
namespace be.gaudry.bibliobrol.view.dialogs
{
    public partial class SelectCategoryDialog : Form, IObserver
    {
        #region declarations and constructors
        private BrolType type;
 
        public SelectCategoryDialog()
        {
            InitializeComponent();
        } 
        #endregion
 
        #region public methods
        public void setBrolType(BrolType type)
        {
            this.type = type;
        }
 
        /*public BrolCategory getCategory()
        {
            BrolCategory category = categoriesListBox.SelectedItem as BrolCategory;
            return category;
        }*/
        public List<BrolCategory> getCategories()
        {
            List<BrolCategory> categories = new List<BrolCategory>();
            foreach (object o in categoriesListBox.SelectedItems)
            {
                categories.Add((BrolCategory)o);
            }
            return categories;
        } 
        #endregion
 
        #region private methods
        private void loadCategories()
        {
            categoriesListBox.Items.Clear();
            if (type == null)
            {
                categoriesLbl.Text = "Impossible de charger les catégories : le type d'ouvrage n'est pas défini.";
            }
            else
            {
                categoriesLbl.Text = "Catégories pour le type " + type.Name;
                categoriesListBox.Items.AddRange(ModelAdapter.getCategories(type.Id).ToArray());
            }
        }
 
        private void SelectCategoriesItemDialog_Load(object sender, EventArgs e)
        {
            loadCategories();
            this.Size = Properties.Settings.Default.selectCategoryDialogSize;
            ModelAdapter.Instance.addObserver(this);
        }
 
        private void SelectCategoriesItemDialog_FormClosed(object sender, FormClosedEventArgs e)
        {
            ModelAdapter.Instance.removeObserver(this);
            Properties.Settings.Default.selectCategoryDialogSize = this.Size;
            Properties.Settings.Default.Save();
        } 
        #endregion
 
        #region IObserver Membres
 
        void IObserver.update(Notification notification)
        {
            //add = update
            if (
                notification.Msg.Equals("updateCategorie") ||
                notification.Msg.Equals("deleteCategorie"))
            {
                loadCategories();
            }
        }
 
        #endregion
 
    }
}