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UI Automation Support for the ToolBar Control Type

This topic provides information about UI Automation support for the ToolBar control type. 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. Tool bar controls enable end users to activate commands and tools contained within a application.

The following sections define the required UI Automation tree structure, properties, control patterns, and events for the ToolBar control type. The UI Automation requirements apply to all tool bar controls, whether Windows Presentation Foundation (WPF), Win32, or Windows Forms.

This topic contains the following sections.

  • Required UI Automation Tree Structure
  • Required UI Automation Properties
  • Required UI Automation Control Patterns
  • Required UI Automation Events
  • Related Topics

Required UI Automation Tree Structure

The following table depicts the control view and the content view of the UI Automation tree that pertains to tool bar controls and describes what can be contained in each view. For more information on the UI Automation tree, see UI Automation Tree Overview.

Control View

Content View

  • ToolBar

  • Various controls (0 or more)

  • ToolBar

  • Various controls (0 or more)

A tool bar control can contain any type of control within its subtree. They most often contain buttons, combo boxes, and split buttons.

Required UI Automation Properties

The following table lists the UI Automation properties whose value or definition is especially relevant to tool bar controls. For more information on UI Automation properties, see 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 outermost rectangle that contains the whole control.

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

Depends

The tool bar control does not need a name unless more than one is used within an application. If more than one is present, each must have a distinguishing name (for example, Formatting or Outlining).

LabeledByProperty

Null

Tool bar controls never have a label.

ControlTypeProperty

ToolBar

This value is the same for all UI frameworks.

LocalizedControlTypeProperty

"tool bar"

Localized string corresponding to the ToolBar control type.

IsContentElementProperty

True

The tool bar control is always content.

IsControlElementProperty

True

The tool bar control must always be a control.

Required UI Automation Control Patterns

The following table lists the UI Automation control patterns required to be supported by tool bar controls. For more information on control patterns, see UI Automation Control Patterns Overview.

Control Pattern/Pattern Property

Support/Value

Notes

ExpandCollapsePattern

Depends

If the tool bar can be expanded and collapsed to show more items, then it must support this pattern.

DockPattern

Depends

If the tool bar can be docked to different parts of the screen, then it must support this pattern.

TransformPattern

Depends

If the tool bar can be resized, rotated, or moved, it must support this pattern.

Required UI Automation Events

The following table lists the UI Automation events required to be supported by all tool bar controls. For more information on events, see UI Automation Events Overview.

UI Automation Event

Support

Notes

BoundingRectangleProperty property-changed event.

Required

None

IsOffscreenProperty property-changed event.

Required

None

IsEnabledProperty property-changed event.

Required

None

ExpandCollapseStateProperty property-changed event.

Depends

None

AutomationFocusChangedEvent

Required

None

StructureChangedEvent

Required

None

See Also

Concepts

UI Automation Control Types Overview

UI Automation Overview

Reference

ToolBar