/// <summary>
/// Binds data from the data source to the control.
/// </summary>
/// <param name="dataSource">The System.Collections.IEnumerable list of data returned from a System.Web.UI.WebControls.DataBoundControl.PerformSelect() method call.</param>
protected override void PerformDataBinding(IEnumerable dataSource)
{
base.PerformDataBinding(dataSource);
if (dataSource != null)
{
string dataValueField = this.DataValueField;
if (!this.AppendDataBoundItems)
{
this.Items.Clear();
}
ICollection dataCollection = dataSource as ICollection;
if (dataCollection != null)
{
this.Items.Capacity = dataCollection.Count + this.Items.Count;
}
foreach (object dataItem in dataSource)
{
var item = new DataListItem();
if (!string.IsNullOrEmpty(dataValueField))
{
item.Value = DataBinder.GetPropertyValue(dataItem, dataValueField, null);
}
else
{
item.Value = dataItem.ToString();
}
this.Items.Add(item);
}
}
}
/// <summary>
/// Adds a new item to the collection
/// </summary>
/// <param name="item">New Item to Add</param>
public void Add(DataListItem item)
{
this.listItems.Add(item);
if (this.marked)
{
item.Dirty = true;
}
}
/// <summary>
/// Removes the specified item from collection
/// </summary>
/// <param name="item">The item to Remove</param>
public void Remove(DataListItem item)
{
int index = this.IndexOf(item);
if (index >= 0)
{
this.RemoveAt(index);
}
}
/// <summary>
/// Determines whether the specified <see cref="System.Object" /> is equal to the current <see cref="Hemrika.SharePresence.Html5.WebControls.DataListItem" />
/// </summary>
/// <param name="o">The <see cref="System.Object" /> to compare with the current DataListItem</param>
/// <returns>true if the specified <see cref="System.Object" /> is equal to the current <see cref="Hemrika.SharePresence.Html5.WebControls.DataListItem" />; otherwise, false.</returns>
public override bool Equals(object o)
{
DataListItem item = o as DataListItem;
if (item == null)
{
return(false);
}
return(this.Value.Equals(item.Value));
}
int IList.Add(object item)
{
DataListItem item2 = (DataListItem)item;
int num = this.listItems.Add(item2);
if (this.marked)
{
item2.Dirty = true;
}
return(num);
}
/// <summary>
/// Determines if the collection contains a specified item
/// </summary>
/// <param name="item">The item to look for</param>
/// <returns>True if collection contains the specified item; otherwise false</returns>
public bool Contains(DataListItem item)
{
return(this.listItems.Contains(item));
}
/// <summary>
/// Inserts an element into the Collection at the specified index.
/// </summary>
/// <param name="index">The zero-based index at which value should be inserted.</param>
/// <param name="item">The value to insert</param>
public void Insert(int index, DataListItem item)
{
this.listItems.Insert(index, item);
}
/// <summary>
/// Searches for the specified System.Object and returns the zero-based index of the first occurrence within the entire System.Collections.ArrayList.
/// </summary>
/// <param name="item">The System.Object to locate in the System.Collections.ArrayList. The value can be null.</param>
/// <returns>The zero-based index of the first occurrence of value within the entire System.Collections.ArrayList, if found; otherwise, -1.</returns>
public int IndexOf(DataListItem item)
{
return(this.listItems.IndexOf(item));
}