Namespace: Wisej.Web

Assembly: Wisej.Framework (3.2.0.0)

Represents the collection of checked items in the CheckedListBox.

public class CheckedObjectCollection : IList, ICollection, IEnumerable

Public Class CheckedObjectCollection
    Inherits IList
    Implements ICollection, IEnumerable

Properties

Count

Int32: Returns the number of selected items.

IsReadOnly

Boolean: Returns a value indicating whether this collection can be modified.

Item(index)

Object: Return an item in the checked items collection.

Throws:

• NotSupportedException The object cannot be set.

Methods

Determines if the specified item is located within the collection.

Returns: Boolean. true if the item is located within the collection; otherwise, false.

Copies the entire collection into an existing array at a specified location within the array.

Throws:

• ArgumentNullException array is null.

• RankException array is multidimensional.

• ArgumentOutOfRangeException index is less than zero.

• ArgumentException The number of elements in the source Array is greater than the available space from index to the end of the destination Array.

• ArrayTypeMismatchException The type of the source Array cannot be cast automatically to the type of the destination Array.

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

Returns: IEnumerator. An IEnumerator for navigating through the list.

Returns an index into the collection of checked items.

Returns: Int32. The index of the object in the checked item collection or -1 if the object is not in the collection.

Namespace: Wisej.Web

Assembly: Wisej.Framework (3.2.0.0)

Provides data for the ItemCheck event of the CheckedListBox and ListView controls.

public class ItemCheckEventArgs : EventArgs

Public Class ItemCheckEventArgs
    Inherits EventArgs

Constructors

ItemCheckEventArgs(index, newCheckValue, currentValue)

Initializes a new instance of the ItemCheckEventArgs class.

Properties

CurrentValue

CheckState: Returns a value indicating the current state of the item's check box.

Index

Int32: Returns the zero-based index of the item to change.

CheckState: Returns or sets whether to set the check box for the item to be checked, unchecked, or indeterminate.

Used By

Namespace: Wisej.Web

Assembly: Wisej.Framework (3.2.0.0)

• Control

  • ListControl

    • ListBox

      • CheckedListBox

Displays a ListBox in which a check box is displayed to the left of each item.

public class CheckedListBox : ListBox

Public Class CheckedListBox
    Inherits ListBox

Constructors

CheckedListBox()

Initializes a new instance of the CheckedListBox class.

Properties

CheckedIndices

CheckedIndexCollection: Collection of checked indexes in the CheckedListBox.

CheckedObjectCollection: Collection of checked items in the CheckedListBox.

Boolean: Returns or sets whether list items are checked when they are clicked. The default is to check the item when clicking on the checkbox icon. (Default: False)

String: Returns or sets the property to bind to the CheckState of the items in the CheckedListBox control. (Default: "")

ObjectCollection: Returns the collection of items in this CheckedListBox.

Methods

Unchecks all items in the CheckedListBox.

Returns a value indicating whether the specified item is checked.

Returns: Boolean. true if the item is checked; otherwise, false.

Throws:

• ArgumentException The index specified is less than zero; or the index specified is greater than or equal to the count of items in the list.

Returns a value indicating the check state of the current item.

Returns: CheckState. One of the CheckState values.

Throws:

• ArgumentOutOfRangeException The index specified is less than zero; or the index specified is greater than or equal to the count of items in the list.

Sets CheckState for the item at the specified index to Checked.

Throws:

• ArgumentException The index specified is less than zero; or the index is greater than the count of items in the list.

Sets the check state of the item at the specified index.

Throws:

• ArgumentOutOfRangeException The index specified is less than zero; or the index is greater than or equal to the count of items in the list.

Events

ItemCheckEventHandler Fired after the checked state of an item changes.

EventHandler Fired when the CheckStateMember property changes.

EventHandler Fired when the user clicks the CheckedListBox control.

ItemCheckEventHandler Fired when the checked state of an item changes.

MouseEventHandler Fired when the user clicks the CheckedListBox control with the mouse.

Implements

Namespace: Wisej.Web

Assembly: Wisej.Framework (3.2.0.0)

• ObjectCollection

  • ObjectCollection

Represents the collection of items in a CheckedListBox.

public class ObjectCollection : ObjectCollection

Public Class ObjectCollection
    Inherits ObjectCollection

Methods

Add(item)

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

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.

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

Throws:

• ArgumentNullException The item parameter was null.

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

Returns: Int32.

Adds a collection of items to the list.

Removes all items from the CheckedListBox control.

Inserts an item into the collection at the specified index.

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.

Inserts an item into the collection at the specified index.

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.

Removes an item from the ListBox at the specified index.

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.

Namespace: Wisej.Web

Assembly: Wisej.Framework (3.2.0.0)

Represents the method that will handle the ItemCheck event of a CheckedListBox or ListView control.

public delegate void ItemCheckEventHandler(Object sender, ItemCheckEventArgs e)

Public Delegate Sub ItemCheckEventHandler(ByVal sender As [Object], ByVal e As ItemCheckEventArgs)

Parameters

Fired By

Namespace: Wisej.Web

Assembly: Wisej.Framework (3.2.0.0)

Represents the collection containing the indexes to the selected items in a CheckedListBox.

public class CheckedIndexCollection : IList, ICollection, IEnumerable

Public Class CheckedIndexCollection
    Inherits IList
    Implements ICollection, IEnumerable

Properties

Count

Int32: Returns the number of selected items.

IsReadOnly

Boolean: Returns a value indicating whether this collection can be modified.

Item(index)

Int32: Returns the index of a checked item in the CheckedListBox control.

Throws:

• ArgumentException The index is less than zero.-or- The index is not in the collection.

Methods

Determines if the specified index is located within the collection.

Returns: Boolean. true if the index is located within the collection; otherwise, false.

Copies the entire collection into an existing array at a specified location within the array.

Throws:

• ArgumentNullException array is null.

• RankException array is multidimensional.

• ArgumentOutOfRangeException index is less than zero.

• ArgumentException The number of elements in the source Array is greater than the available space from index to the end of the destination Array.

• ArrayTypeMismatchException The type of the source Array cannot be cast automatically to the type of the destination Array.

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

Returns: IEnumerator. An IEnumerator for navigating through the list.

Returns an index into the collection of checked indexes.

Returns: Int32. The index that specifies the index of the checked item or -1 if the index parameter is not in the checked indexes collection.