private void ReloadMagnets()
{
// only one item at a time.
ListMagnets.MultiSelect = false;
// remove everything
ListMagnets.Items.Clear();
// the current list of magnets.
var magnets = _magnets.GetMagnets();
// the rules.
var rules = new Rules();
// get the categories.
ListMagnets.BeginUpdate();
foreach (var magnet in magnets)
{
// look for the category
var category = _categories.FindCategoryById(magnet.Category);
// look for the rule.
var rule = rules.Find(magnet.Rule);
var item = new ListViewItem()
{
Text = magnet.Name,
ToolTipText = magnet.Name,
Tag = magnet,
SubItems = { rule, (category == null ? "n/a" : category.Name) }
};
ListMagnets.Items.Add(item);
}
ListMagnets.EndUpdate();
// do we have anything at all?
if (0 == magnets.Count)
{
DisableButtons();
}
else
{
// just select the first item in the list.
ListMagnets.Items[0].Selected = true;
ListMagnets.Select();
// enable the buttons.
EnableButtons();
}
}
