Suporte de Automação de Interface de Usuário para o Tipo de Controle StatusBar

Observação

Esta documentação destina.Os desenvolvedores do NET Framework que desejam usar o gerenciado UI Automation classes definidas na System.Windows.Automation namespace.As informações mais recentes sobre UI Automation, consulte API de automação do Windows: Automação da interface do usuário.

Este tópico fornece informações sobre UI Automation suporte para a barra de status o tipo de controle. In UI Automation, a control type is a set of conditions that a control must meet in order to use the ControlTypeProperty property. The conditions include specific guidelines for UI Automation tree structure, UI Automation property values and control patterns.

A status bar control displays information about an object being viewed in a window of an application, the object's component, or contextual information that relates to that object's operation within your application.

The following sections define the required UI Automation tree structure, properties, control patterns, and events for the StatusBar control type. O UI Automation requisitos se aplicam a todos os controles de barra de status, se Windows Presentation Foundation (WPF), Win32, ou Windows Forms.

Este tópico contém as seguintes seções.

• Required UI Automation Tree Structure
• Required UI Automation Properties
• Required UI Automation Control Patterns
• Required UI Automation Events
• Tópicos relacionados

Required UI Automation Tree Structure

A tabela a seguir ilustra o modo de exibição do controle e o a exibir conteúdo da UI Automation árvore que diz respeito aos controles da barra de status e descreve o que pode estar contido em cada exibição. For more information on the UI Automation tree, see Visão geral da árvore de automação de interface do usuário.

Control View	Content View
StatusBar Edit (0 or more) Progress Bar (0 or many) Image (0 or many) Botão (0 ou muitos)	StatusBar Edit (0 or more) ProgressBar (0 or many) Image (0 or many) Botão (0 ou muitos)

Required UI Automation Properties

The following table lists the UI Automation properties whose value or definition is especially relevant to progress bar controls. Para obter mais informações sobre UI Automation Propriedades, consulte UI Automation Properties for Clients.

UI Automation Property	Value	Notes
AutomationIdProperty	See notes.	The value of this property needs to be unique across all controls in an application.
BoundingRectangleProperty	See notes.	The bounding rectangle of a status bar must encompass all of the controls contained within it.
ClickablePointProperty	See notes.	Supported if there is a bounding rectangle. If not every point within the bounding rectangle is clickable, and you perform specialized hit testing, then override and provide a clickable point.
IsKeyboardFocusableProperty	See notes.	If the control can receive keyboard focus, it must support this property.
NameProperty	See notes.	The status bar control does not need a name unless more than one is used within an application. In this case, distinguish each bar with names such as "Internet Status" or "Application Status."
LabeledByProperty	Null	The status bar control usually does not have a label.
ControlTypeProperty	StatusBar	This value is the same for all UI frameworks.
LocalizedControlTypeProperty	"status bar"	Localized string corresponding to the StatusBar control type.
IsContentElementProperty	True	The status bar control always contains content.
IsControlElementProperty	True	The status bar control is always a control.
IsOffscreenProperty	Depends	A status bar control will return True for this property if it is not currently visible on the screen.
OrientationProperty	Depends	O valor da orientação do controle: horizontal ou vertical.
IsKeyboardFocusableProperty	False	Not applicable
AcceleratorKeyProperty	Null	Status bars do not have accelerator keys.

Required UI Automation Control Patterns

The following table lists the UI Automation control patterns required to be supported by status bar controls. Para obter mais informações sobre padrões de controle, consulte Visão Geral de Padrões de Controle de Automação de Interface de Usuário.

Padrão de controle	Support	Notes
IGridProvider	Optional	Status bar controls should support the Grid control pattern so that individual pieces can be monitored and easily referenced for information.

Required UI Automation Events

The following table lists the UI Automation events required to be supported by all status bar controls. For more information about events, see Visão geral sobre eventos de automação de interface do usuário.

UI Automation Event	Support	Notes
BoundingRectangleProperty property-changed event.	Required	None
IsOffscreenProperty property-changed event.	Required	None
IsEnabledProperty property-changed event.	Required	None
AutomationFocusChangedEvent	Required	None
StructureChangedEvent	Required	None

Consulte também

Referência

StatusBar

Conceitos

Visão Geral dos Tipos de Controle de Automação de Interface do Usuário

UI Automation Overview