/// <summary>
/// Inserts the item.
/// </summary>
/// <param name="vm">The vm.</param>
private void InsertItem(INavigationItemViewModel vm)
{
var index = Convert.ToInt32(vm.Model.Sequence);
if (index >= NavigationItems.Count)
{
NavigationItems.Add(vm);
return;
}
NavigationItems.Insert(index, vm);
}
/// <summary>
/// Moves the item down.
/// </summary>
/// <param name="item">The item.</param>
public void MoveItemDown(INavigationItemViewModel item)
{
var index = NavigationItems.IndexOf(item);
if (index >= NavigationItems.Count - 1)
{
item.CanMoveDown = false;
return;
}
var nextItem = NavigationItems[index + 1];
var sequence = nextItem.Model.Sequence;
nextItem.Model.Sequence = item.Model.Sequence;
item.Model.Sequence = sequence;
NavigationItems[index] = nextItem;
NavigationItems[index + 1] = item;
UpdateItemsCanMove();
}
/// <summary>
/// Removes the item.
/// </summary>
/// <param name="item">The item.</param>
public void RemoveItem(INavigationItemViewModel item)
{
Model.NavigationItems.Remove(item.Model);
NavigationItems.Remove(item);
if (NavigationItems.Count == 0)
IsExpanded = false;
UpdateItemsCanMove();
Parent.RemoveItem(item.Model.PublishedProcessId);
}
/// <summary>
/// Moves the item up.
/// </summary>
/// <param name="item">The item.</param>
public void MoveItemUp(INavigationItemViewModel item)
{
var index = NavigationItems.IndexOf(item);
if (index <= 0)
{
item.CanMoveUp = false;
return;
}
var prevItem = NavigationItems[index - 1];
var sequence = prevItem.Model.Sequence;
prevItem.Model.Sequence = item.Model.Sequence;
item.Model.Sequence = sequence;
NavigationItems[index - 1] = item;
NavigationItems[index] = prevItem;
UpdateItemsCanMove();
}
