	Name	Description
	Count	Gets count of the collection.
	Item	Gets or sets the column at the specified position.

	Name	Description
	Add	Overloaded. Adds an item to the collection.
	AddRange	Adds columns of the specified collection to the end of the collection.
	Clear	Clears all the items in the collection.
	Contains	Determines whether the collection contains a specific item.
	CopyTo	Copies the elements of the System.Collections.ICollection to an System.Array, starting at a particular System.Array index.
	GetEnumerator	Gets the enumerator of the collection.
	GetObjectData	Gets the object data.
	IndexOf	Gets the index of the item.
	Insert	Inserts an item in the collection at the specified position.
	Remove	Deletes a specific item form the collection.
	RemoveAt	Removes the item at the specific position from the collection.
	ToArray	Copies the subitems of the collection to a new ListColumnInfo array.

	Name	Description
	AddProcess	Process method before a column is added to the collection.
	RemoveProcess	Process method before a column be removed to the collection.