ListView.CheckedIndexCollection

Wisej.Web.ListView CheckedIndexCollection

Namespace: Wisej.Web

Assembly: Wisej.Framework (2.2.0.0)

Represents the collection containing the indexes to the checked items in a list view control.

C#

public class CheckedIndexCollection : IList<Int32>, ICollection<Int32>, IEnumerable<Int32>, IEnumerable

VB.NET

Public Class CheckedIndexCollection
    Inherits IList(Of Int32)
    Implements ICollection(Of Int32), IEnumerable(Of Int32), IEnumerable

Constructors

CheckedIndexCollection(owner)

Initializes a new instance of the CheckedIndexCollection class.

Name	Type	Description
owner	ListView	A ListView control that owns the collection.

Properties

Count

Int32: Returns the number of items in the collection.

IsReadOnly

Boolean: Returns whether the collection is read-only.

Item(index)

Int32: Returns the index value at the specified index within the collection.

Throws:

• ArgumentOutOfRangeException The index parameter is less than 0 or greater than or equal to the value of the Count property of CheckedIndexCollection.

Methods

Add(index)

Adds the item at the specified index in the Items collection to the CheckedIndexCollection.

Parameter	Type	Description
index	Int32	The index of the item in the Items collection to add to the CheckedIndexCollection.

Returns: Int32. The new count of selected items.

Throws:

• ArgumentOutOfRangeException The specified index is less than 0 or greater than or equal to the number of items in the owner ListView. Or The owner ListView is in virtual mode, and the specified index is less than 0 or greater than or equal to the value of VirtualListSize.

Clear()

Clears the selection.

Contains(checkedIndex)

Determines whether the specified index is located in the collection.

Parameter	Type	Description
checkedIndex	Int32	The index of the checked item to locate in the collection.

Returns: Boolean. true if the specified index from the ListViewItemCollection for the ListView is an item in the collection; otherwise, false.

CopyTo(array, index)

Copies the list of checked indexes into the specified array starting at the specified index .

Parameter	Type	Description
array	Int32[]	Array that will received the list of selected indexes.
index	Int32	Starting index in array .

GetEnumerator()

Returns an enumerator that can be used to iterate through the checked index collection.

Returns: IEnumerator<Int32>. An IEnumerator that represents the checked index collection.

IndexOf(checkedIndex)

Returns the index within the CheckedIndexCollection of the specified index from the ListViewItemCollection of the list view control.

Parameter	Type	Description
checkedIndex	Int32	The zero-based index from the ListViewItemCollection to locate in the collection.

Returns: Int32. The zero-based index in the collection where the specified index of the ListViewItemCollection is located within the CheckedIndexCollection; otherwise, -1 if the index is not located in the collection.

Remove(index)

Removes the item at the specified index in the Items collection from the CheckedIndexCollection.

Parameter	Type	Description
index	Int32	The index of the item in the Items collection to remove from the CheckedIndexCollection.

Throws:

• ArgumentOutOfRangeException The specified index is less than 0 or greater than or equal to the number of items in the owner ListView. Or The owner ListView is in virtual mode, and the specified index is less than 0 or greater than or equal to the value of VirtualListSize.