DropDownButton Class

[TemplatePart(Name = "PART_DropDownButton", Type = typeof(ToggleButton))]
public class DropDownButton : ContentControl, IAnimatable, IFrameworkInputElement, IInputElement, ISupportInitialize, IQueryAmbient, IAddChild, ICommandSource

Constructors

Name	Description
DropDownButton()	Initializes a new instance of the DropDownButton class.

Fields

Name	Description
AutoCloseProperty	Identifies the AutoClose dependency property.
ButtonStyleKeyProperty	Identifies the ButtonStyleKey dependency property.
ClickEvent	Identifies the Click event.
ClosedEvent	Identifies the Closed event.
CommandParameterProperty	Identifies the CommandParameter dependency property.
CommandProperty	Identifies the Command dependency property.
CommandTargetProperty	Identifies the CommandTarget dependency property.
DropDownContentProperty	Identifies the DropDownContent dependency property.
IsOpenProperty	Identifies the IsOpen dependency property.
OpenedEvent	Identifies the Opened event.

Properties

Name	Description
AutoClose	Gets or sets a value indicating whether the dropdown should be collapsed automatically.
Button	Gets or sets the ButtonBase of the DropDownButton.
ButtonStyleKey	Gets or sets the button style.
Command	Gets or sets the command that will be executed when the command source is invoked.
CommandParameter	Gets or sets a user-defined data value that can be passed to the command when it is executed.
CommandTarget	Gets or sets the object that the command is being executed on.
DropDownContent	Gets or sets the content that is shown when the dropdown is expanded.
IsOpen	Gets or sets a value indicating whether this dropdown is open.

Methods

Name	Description
OnApplyTemplate()	Called when the control template is applied.
OnClick()	Raises click event.
OnCommandChanged(ICommand, ICommand)	Raises when command changeds
OnIsOpenChanged(bool, bool)	Raises the opened event or closed event for the DropDownButton.
OnMouseUp(MouseButtonEventArgs)	Invoked on MouseUp event, closes dropdown if necessary

Events

Name	Description
Click	Occurs when the user clicks the control.
Closed	Occurs when the dropdown is closed.
Opened	Occurs when the dropdown is opened.