Class ComboBox

Implements control with selection in drop down list

Inheritance
System.Object
DependencyObject
UIElement
Control
ItemsControl
Selector
ComboBox
Inherited Members
Namespace: EmptyKeys.UserInterface.Controls
Assembly: EmptyKeys.UserInterface.dll
Syntax
public class ComboBox : Selector

Constructors

ComboBox()

Initializes a new instance of the ComboBox class.

Declaration
public ComboBox()

Fields

IsDropDownOpenProperty

The is drop down open property

Declaration
public static readonly DependencyProperty IsDropDownOpenProperty
Field Value
Type Description
DependencyProperty

MaxDropDownHeightProperty

The maximum drop down height property

Declaration
public static readonly DependencyProperty MaxDropDownHeightProperty
Field Value
Type Description
DependencyProperty

SelectionBoxItemProperty

The selection box item property

Declaration
public static readonly DependencyProperty SelectionBoxItemProperty
Field Value
Type Description
DependencyProperty

SelectionBoxItemTemplateProperty

The selection box item template property

Declaration
public static readonly DependencyProperty SelectionBoxItemTemplateProperty
Field Value
Type Description
DependencyProperty

Properties

IsDropDownOpen

Gets or sets a value indicating whether this instance is drop down open.

Declaration
public bool IsDropDownOpen { get; set; }
Property Value
Type Description
System.Boolean

true if this instance is drop down open; otherwise, false.

MaxDropDownHeight

Gets or sets the maximum height of the drop down.

Declaration
public float MaxDropDownHeight { get; set; }
Property Value
Type Description
System.Single

The maximum height of the drop down.

SelectionBoxItem

Gets the selection box item.

Declaration
public object SelectionBoxItem { get; }
Property Value
Type Description
System.Object

The selection box item.

SelectionBoxItemTemplate

Gets or sets the selection box item template.

Declaration
public DataTemplate SelectionBoxItemTemplate { get; }
Property Value
Type Description
DataTemplate

The selection box item template.

Methods

GetContainerForItemOverride(Object)

Gets the container for item

Declaration
protected override UIElement GetContainerForItemOverride(object item)
Parameters
Type Name Description
System.Object item

The item.
Returns
Type Description
UIElement
Overrides

IsItemItsOwnContainerOverride(Object)

Determines whether if [is item its own container].

Declaration
protected override bool IsItemItsOwnContainerOverride(object item)
Parameters
Type Name Description
System.Object item

The item.
Returns
Type Description
System.Boolean
Overrides

OnApplyTemplate()

Called when [apply template].

Declaration
public override void OnApplyTemplate()
Overrides

OnDropDownClosed(EventArgs)

Raises the DropDownClosed event.

Declaration
protected virtual void OnDropDownClosed(EventArgs eventArgs)
Parameters
Type Name Description
System.EventArgs eventArgs

The System.EventArgs instance containing the event data.

OnDropDownOpened(EventArgs)

Raises the DropDownOpened event.

Declaration
protected virtual void OnDropDownOpened(EventArgs eventArgs)
Parameters
Type Name Description
System.EventArgs eventArgs

The System.EventArgs instance containing the event data.

OnIsEnabledChanged(DependencyPropertyChangedEventArgs)

Raises the IsEnabledChanged event.

Declaration
protected override void OnIsEnabledChanged(DependencyPropertyChangedEventArgs e)
Parameters
Type Name Description
DependencyPropertyChangedEventArgs e

The DependencyPropertyChangedEventArgs instance containing the event data.
Overrides

OnItemsSourceChanged(DependencyPropertyChangedEventArgs)

Raises the ItemsSourceChanged event.

Declaration
protected override void OnItemsSourceChanged(DependencyPropertyChangedEventArgs e)
Parameters
Type Name Description
DependencyPropertyChangedEventArgs e

The DependencyPropertyChangedEventArgs instance containing the event data.
Overrides

OnKeyDown(KeyEventArgs)

Raises the KeyDown event.

Declaration
protected override void OnKeyDown(KeyEventArgs e)
Parameters
Type Name Description
KeyEventArgs e

The KeyEventArgs instance containing the event data.
Overrides

OnLostFocus(Object, RoutedEventArgs)

Called when [lost focus].

Declaration
protected override void OnLostFocus(object sender, RoutedEventArgs e)
Parameters
Type Name Description
System.Object sender

The sender.
RoutedEventArgs e

The RoutedEventArgs instance containing the event data.
Overrides

OnPreviewGamepadDown(Object, GamepadButtonEventArgs)

Called when [preview game pad down].

Declaration
protected override void OnPreviewGamepadDown(object sender, GamepadButtonEventArgs e)
Parameters
Type Name Description
System.Object sender

The sender.
GamepadButtonEventArgs e

The GamepadButtonEventArgs instance containing the event data.
Overrides

OnPreviewGamepadMove(Object, GamepadMoveEventArgs)

Called when [preview game pad move].

Declaration
protected override void OnPreviewGamepadMove(object sender, GamepadMoveEventArgs e)
Parameters
Type Name Description
System.Object sender

The sender.
GamepadMoveEventArgs e

The GamepadMoveEventArgs instance containing the event data.
Overrides

OnSelectionChanged(SelectionChangedEventArgs)

Raises the SelectionChanged event.

Declaration
protected override void OnSelectionChanged(SelectionChangedEventArgs e)
Parameters
Type Name Description
SelectionChangedEventArgs e

The SelectionChangedEventArgs instance containing the event data.
Overrides

SetContainer(UIElement, UIElement)

Sets the container.

Declaration
protected override void SetContainer(UIElement itemContainer, UIElement contentVisual)
Parameters
Type Name Description
UIElement itemContainer

The item container.
UIElement contentVisual

The content visual.
Overrides

Events

DropDownClosed

Occurs when [drop down closed].

Declaration
public event EventHandler DropDownClosed
Event Type
Type Description
System.EventHandler

DropDownOpened

Occurs when [drop down opened].

Declaration
public event EventHandler DropDownOpened
Event Type
Type Description
System.EventHandler