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PD ISO/IEC TR 13066-2:2012 Information technology. Interoperability with Assistive Technology (AT) - Windows accessibility application programming interface (API), 2013
- 1 Scope
- 2 Terms and definitions
- 3 General Description and Architecture of the Microsoft Windows Automation API [Go to Page]
- 3.1 General Description [Go to Page]
- 3.1.1 Microsoft Active Accessibility Overview [Go to Page]
- 3.1.1.1 Microsoft Active Accessibility Components
- 3.1.1.2 Oleacc.dll
- 3.1.1.3 Microsoft Active Accessibility Clients
- 3.1.1.4 Microsoft Active Accessibility Servers
- 3.1.2 UI Automation Overview [Go to Page]
- 3.1.2.1 UI Automation Components
- 3.1.2.2 UI Automation Model
- 3.1.3 The IAccessibleEx Interface
- 3.2 Architecture
- 4 Using the API [Go to Page]
- 4.1 Using the Microsoft Active Accessibility API [Go to Page]
- 4.1.1 Types of Microsoft Active Accessibility Support [Go to Page]
- 4.1.1.1 Native Microsoft Active Accessibility Implementation
- 4.1.1.2 Accessible Object Proxies
- 4.1.2 Retrieving an Accessible Object
- 4.1.3 The WM_GETOBJECT Message
- 4.1.4 Special values of Object Identifier [Go to Page]
- 4.1.4.1 Using the OBJID_NATIVEOM to expose a native object model interface
- 4.1.4.2 Using the OBJID_QUERYCLASSNAMEIDX to enable certain Oleacc proxy
- 4.2 Using the UI Automation API [Go to Page]
- 4.2.1 UI Automation Model
- 4.2.2 UI Automation Tree
- 4.2.3 UI Automation Control Patterns, Control Types, Properties, and Events [Go to Page]
- 4.2.3.1 UI Automation Control Patterns
- 4.2.3.2 UI Automation Control Types
- 4.2.3.3 UI Automation Properties
- 4.2.3.4 UI Automation Events
- 4.2.3.5 UI Automation Provider Interfaces
- 4.2.3.6 Custom UI Automation Properties, Control Patterns, and Events
- 4.3 Using the IAccessibleEx Interface [Go to Page]
- 4.3.1 The IAccessibleEx Interface Implementation [Go to Page]
- 4.3.1.1 Control Patterns: Overlap between Microsoft Active Accessibility and UI Automation
- 4.3.1.2 Properties: Overlap between Microsoft Active Accessibility and UI Automation
- 4.3.1.3 Events and the WM_GETOBJECT Message
- 5 Exposing User Interface Element Information [Go to Page]
- 5.1 Exposing UI Elements with Microsoft Active Accessibility [Go to Page]
- 5.1.1 How an MSAA Server Exposes Relevant Properties [Go to Page]
- 5.1.1.1 Required Properties
- 5.1.1.2 Optional Properties
- 5.1.1.3 The Accessible Object Role
- 5.1.2 Provide Support for the Accessible Object Structure [Go to Page]
- 5.1.2.1 The accParent Property of the IAccessible Interface
- 5.1.2.2 Exposing Children
- 5.1.2.3 The accNavigate Method of the IAccessible Interface
- 5.1.3 Support Hit Testing
- 5.1.4 Generate Appropriate WinEvents
- 5.1.5 Object Identifier
- 5.1.6 How MSAA Clients Access Exposed UI Elements
- 5.2 Exposing UI Elements with UI Automation [Go to Page]
- 5.2.1 Types of Providers
- 5.2.2 UI Automation Provider Concepts [Go to Page]
- 5.2.2.1 Elements
- 5.2.2.2 Navigation
- 5.2.2.3 Views
- 5.2.2.4 Frameworks
- 5.2.2.5 Fragments
- 5.2.2.6 Hosts
- 5.2.3 Provider Interfaces
- 5.2.4 Property Values
- 5.2.5 Provider Navigation
- 5.2.6 Provider Reparenting
- 5.2.7 Provider Repositioning
- 5.2.8 How UI Automation Clients Access Exposed UI Elements
- 6 Exposing User Interface Element Actions [Go to Page]
- 6.1 Exposing User Interface Element Actions in MSAA
- 6.2 Exposing User Interface Element Actions in UI Automation [Go to Page]
- 6.2.1 UI Automation Control Pattern Components
- 6.2.2 Control Patterns in Providers and Clients
- 6.2.3 Dynamic Control Patterns
- 6.2.4 Control Patterns and Related Interfaces
- 7 Keyboard Focus [Go to Page]
- 7.1 MSAA Keyboard Focus and Selection [Go to Page]
- 7.1.1 Focus and Selection Properties and Methods [Go to Page]
- 7.1.1.1 Selecting Child Objects
- 7.1.1.2 Performing Complex Selection Operations
- 7.1.2 Events Triggered in Menus
- 7.2 UI Automation Keyboard Focus and Selection [Go to Page]
- 7.2.1 Focus
- 7.2.2 Selection [Go to Page]
- 7.2.2.1 Item Selection
- 7.2.2.2 Text Selection [Go to Page]
- 7.2.2.2.1 UI Automation Text Pattern Overview [Go to Page]
- 7.2.2.2.1.1 Manipulating Text Using the TextRange Object
- 7.2.2.2.1.2 Manipulations of TextRange
- 7.2.2.2.1.3 Text Pattern, TextRange, and Embedded Objects
- 7.2.2.2.1.4 Text Pattern and Embedded Table Example
- 7.2.2.2.1.5 Text Pattern and Virtualized Embedded Objects
- 7.2.2.2.1.6 Leveraging ControlType.Custom in Text Pattern
- 7.2.2.2.1.7 Lifetime of TextRange Claimed
- 8 Events [Go to Page]
- 8.1 WinEvents [Go to Page]
- 8.1.1 USER's Role in WinEvents
- 8.1.2 Receiving Event Notifications
- 8.1.3 Sending Events
- 8.1.4 The Allocation of WinEvent IDs [Go to Page]
- 8.1.4.1.1 Microsoft Active Accessibility / UI Automation Events (System Reserved Events)
- 8.1.4.1.2 OEM Reserved Events
- 8.1.4.1.3 Community Reserved Events
- 8.1.4.1.4 ATOM (Runtime Reserved Events)
- 8.1.4.2 The Use of Reserves
- 8.2 UI Automation Events [Go to Page]
- 8.2.1 How Providers Raise Events
- 8.2.2 How Clients Register for and Process Events
- 9 Programmatic Modifications of States, Properties, Values and Text [Go to Page]
- 9.1 UI Automation Design Considerations [Go to Page]
- 9.1.1 Introduction
- 9.1.2 UI Automation Elements
- 9.1.3 UI Automation Tree
- 9.1.4 UI Automation Properties
- 9.1.5 UI Automation Control Patterns
- 9.1.6 UI Automation Control Types
- 9.1.7 UI Automation Events
- 10 Design Considerations [Go to Page]
- 10.1 UI Automation Design Considerations [Go to Page]
- 10.1.1 UI Automation Clients [Go to Page]
- 10.1.1.1 Find UI Automation Elements Based on a Property Condition
- 10.1.1.2 Navigate Among UI Automation Elements with TreeWalker
- 10.1.1.3 Get UI Automation Element Properties
- 10.1.1.4 Subscribe to UI Automation Events
- 10.1.1.5 Manipulate a Control by UI Automation
- 10.1.2 UI Automation Providers [Go to Page]
- 10.1.2.1 Implement Core Provider Interfaces
- 10.1.2.2 Expose a Server-side UI Automation Provider
- 10.1.2.3 Return Properties from a UI Automation Provider
- 10.1.2.4 Raise Events from a UI Automation Provider
- 10.1.2.5 Enable Navigation in a UI Automation Provider
- 10.1.2.6 Support Control Patterns in a UI Automation Provider
- 10.1.3 Co-existence and Interoperability with Microsoft Active Accessibility [Go to Page]
- 10.1.3.1 MSAA-to-UI-Automation Proxy
- 10.1.3.2 UI-Automation-to-MSAA Bridge
- 10.2 IAccessibleEx Design Considerations [Go to Page]
- 10.2.1 Design Consideration for Providers before Implementing the IAccessibleEx Interface
- 10.2.2 The IAccessibleEx Interface for Providers [Go to Page]
- 10.2.2.1 Implement the IServiceProvider interface
- 10.2.2.2 Implement the ChildId
- 10.2.2.3 Implement the IRawElementProviderSimple Interface
- 10.2.3 The IAccessibleEx Interface for Clients [Go to Page]
- 10.2.3.1 Obtain an IAccessibleEx Interface from the IAccessible Interface
- 10.2.3.2 Handle the ChildId
- 10.2.3.3 Obtain the IRawElementProviderSimple Interface [Go to Page]
- 10.2.3.3.1 Use Control Patterns
- 10.2.3.4 Obtain Property Values
- 10.2.3.5 Convert from the IRawElementProviderSimple Interface back to an IAccessible Interface
- 11 Further Information [Go to Page]
- 11.1 Microsoft Active Accessibility and Extensibility
- 11.2 UI Automation Extensibility Features [Go to Page]
- 11.2.1 The Registration of Custom UI Automation Properties, Events, and Control Patterns
- 11.2.2 How Clients and Providers Support Custom Control Patterns [Go to Page]