private void updateCount(ConnectionUser connectionUser)
{
listView1.SuspendLayout();
listView1.Items.RemoveByKey(connectionUser.Name);
ListViewItem viewItem = createListViewItem(connectionUser);
listView1.Items.Add(viewItem);
listView1.ResumeLayout(true);
}
private ListViewItem createListViewItem(ConnectionUser user)
{
var subItems = new[]
{
user.Name,
user.CurrentConnectionCount.ToString(),
user.LatestCommand
};
var item = new ListViewItem(subItems);
item.Name = user.Name;
return item;
}
private void update(ConnectionUser connectionUser)
{
if (connectionUser.CurrentConnectionCount <= 0)
{
removeUser(connectionUser);
}
else if (!userIsLogedIn(connectionUser))
{
addUser(connectionUser);
}
else
{
updateCount(connectionUser);
}
}
private bool userIsLogedIn(ConnectionUser user)
{
ListViewItem[] items = listView1.Items.Find(user.Name, false);
if (items != null)
{
return
listView1.Items.Find(user.Name, false).Length >= 1 &&
user.CurrentConnectionCount > 0;
}
return false;
}
private void removeUser(ConnectionUser connectionUser)
{
listView1.SuspendLayout();
listView1.Items.RemoveByKey(connectionUser.Name);
listView1.ResumeLayout(true);
}
private void addUser(ConnectionUser user)
{
listView1.Items.Add(createListViewItem(user));
}