/// <summary>
/// Determines whether the specified item is located within the collection.
/// </summary>
/// <param name="value">An object representing the item to locate in the collection.</param>
/// <returns>true if the item is located within the collection; otherwise, false .</returns>
public bool Contains(ListItem value)
{
// Use base class to process actual collection operation
//return base.List.Contains(value as object);
return List.Contains(value);
//return parent.arrList.Contains(value as object);
}
// public new int Count
// {
// get
// {
// return parent.arrList.Count;
// }
//
// }
/// <summary>
/// Returns the index within the collection of the specified item
/// </summary>
/// <param name="value">An object representing the item to locate in the collection.</param>
/// <returns>The zero-based index where the item is located within the collection; otherwise, negative one (-1). </returns>
public int IndexOf(ListItem value)
{
// Find the 0 based index of the requested entry
return List.IndexOf(value);
}
/// <summary>
/// Inserts an item into the list box at the specified index.
/// </summary>
/// <param name="index">The zero-based index location where the item is inserted.</param>
/// <param name="value">An object representing the item to insert.</param>
public void Insert(int index, ListItem value)
{
// Use base class to process actual collection operation
List.Insert(index, value as object);
parent.RefreshItems();
}
// public void AddRange(ListItem[] values)
// {
// // Use existing method to add each array entry
// foreach(ListItem page in values)
// Add(page);
//
// parent.RefreshItems();
// }
/// <summary>
/// Removes the specified object from the collection.
/// </summary>
/// <param name="value">ListItem to remove</param>
public void Remove(ListItem value)
{
List.Remove(value);
parent.RefreshItems();
}
/// <summary>
/// Adds an item to the list of items for a ListBoxEx .
/// </summary>
/// <param name="value">string for text property</param>
/// <returns>Newly created ListItem</returns>
public ListItem Add(string value)
{
// Use base class to process actual collection operation
ListItem item = new ListItem(value);
item.Parent = parent;
item.Font = parent.Font;
item.ForeColor = parent.ForeColor;
if (!List.Contains(item))
List.Add(item);
//MessageBox.Show("Items.Add");
//parent.arrList.Add(value);
parent.RefreshItems();
return item;
}
/// <summary>
/// Adds an item to the list of items for a ListBoxEx .
/// </summary>
/// <param name="value">ListItem to add</param>
/// <returns>Newly created ListItem</returns>
public ListItem Add(ListItem value)
{
// Use base class to process actual collection operation
// if (value.Font == null)
value.Font = parent.Font;
// if (value.ForeColor == Color.Empty)
value.ForeColor = parent.ForeColor;
//
value.Parent = parent;
//parent.arrList.Add(value);
int i = List.Add(value as ListItem);
if (parent != null)
parent.RefreshItems();
//return i;
return value;
}
internal ListItem AddItem(ListItem item)
{
itemList.Add(item);
this.Invalidate();
return item;
}
