CheckedListBox.ObjectCollection

Wisej.Web.CheckedListBox ObjectCollection

Namespace: Wisej.Web

Assembly: Wisej.Framework (4.0.0.0)

• ObjectCollection

  • ObjectCollection

Represents the collection of items in a CheckedListBox.

C#

public class ObjectCollection : ObjectCollection

VB.NET

Public Class ObjectCollection
    Inherits ObjectCollection

Methods

Add(item)

Adds an item to the list of items for a ListBox.

Parameter	Type	Description
item	Object	An object representing the item to add to the collection.

Returns: Int32. The zero-based index of the item in the collection.

Throws:

• ArgumentNullException The item parameter was null.

Add(item, isChecked)

Adds an item to the list of items for a CheckedListBox.

Parameter	Type	Description
item	Object	An object representing the item to add to the collection.
isChecked	Boolean	True to check the item.

Returns: Int32. The zero-based index of the item in the collection.

Throws:

• ArgumentNullException The item parameter was null.

Add(item, check)

Adds an item to the list of items for a CheckedListBox.

Parameter	Type	Description
item	Object	An object representing the item to add to the collection.
check	CheckState	The check state for the new item.

Returns: Int32.

AddRange(items)

Adds a collection of items to the list.

Parameter	Type	Description
items	Object[]	Collection of items to add to the list.

Clear()

Removes all items from the CheckedListBox control.

CreateItemElement(value, state)

Returns an instance of the Element wrapper class.

Parameter	Type	Description
value	Object	Wrapped value.
state	ElementState	Initial state.

Returns: Element.

GetChecked()

Returns the list of checked items.

Returns: IEnumerable<Element>.

GetCheckState(index)

Returns the check state for the element at the index.

Parameter	Type	Description
index	Int32

Returns: CheckState.

Insert(index, item)

Inserts an item into the collection at the specified index.

Parameter	Type	Description
index	Int32	The zero-based index location where the item is inserted.
item	Object	An object representing the item to insert.

Throws:

• ArgumentNullException The item was null.

• ArgumentOutOfRangeException The index was less than zero; or the index was greater than the count of items in the collection.

Insert(index, item, check)

Inserts an item into the collection at the specified index.

Parameter	Type	Description
index	Int32	The zero-based index location where the item is inserted.
item	Object	An object representing the item to insert.
check	CheckState	The check state for the new item.

Throws:

• ArgumentNullException The item was null.

• ArgumentOutOfRangeException The index was less than zero; or the index was greater than the count of items in the collection.

RemoveAt(index)

Removes an item from the ListBox at the specified index.

Parameter	Type	Description
index	Int32	The index of the item to remove.

Throws:

• ArgumentOutOfRangeException The index parameter was less than zero, or the index parameter was greater than or equal to the count of items in the collection.

RenderCheckState()

Renders the check state for the items that are either checked or undetermined.

Returns: Object.

SetCheckState(index, checkState)

Sets the check state of the item at the index.

Parameter	Type	Description
index	Int32
checkState	CheckState

SetItem(index, value)

Changes a single element in the list.

Parameter	Type	Description
index	Int32	Index of the item to change.
value	Object	New item value.