/// <summary>
/// Fires <see cref="ItemsInserting" /> event.
/// </summary>
/// <param name="index">Index of item</param>
/// <param name="value">Object containing event data.</param>
protected virtual void OnItemsInserting(int index, GenericCancelEventArgs <BarItem> value)
{
if (ItemsInserting != null)
{
ItemsInserting(index, value);
}
}
/// <summary>
/// Fires <see cref="ItemsClearing" /> event.
/// </summary>
/// <param name="value">Object containing event data.</param>
protected virtual void OnItemsClearing(GenericCancelEventArgs <GenericCollection <BarItem> > value)
{
if (ItemsClearing != null)
{
ItemsClearing(value);
}
}
/// <summary>
/// Performs additional custom processes when removing an element from the <see cref="T:System.Collections.CollectionBase"></see> instance.
/// </summary>
/// <param name="index">The zero-based index at which value can be found.</param>
/// <param name="value">The value of the element to remove from index.</param>
protected override void OnRemove(int index, object value)
{
var e = new GenericCancelEventArgs <T>((T)value);
if (Removing != null)
{
Removing(index, e);
if (e.Cancel)
{
return;
}
}
base.OnRemove(index, value);
}
/// <summary>
/// Performs additional custom processes when clearing the contents of the <see cref="T:System.Collections.CollectionBase"></see> instance.
/// </summary>
protected override void OnClear()
{
var e = new GenericCancelEventArgs <GenericCollection <T> >(this);
if (Clearing != null)
{
Clearing(e);
if (e.Cancel)
{
return;
}
}
base.OnClear();
}