gecko-dev/other-licenses/ia2/AccessibleRole.idl

/*************************************************************************
 *
 *  File Name (AccessibleRole.idl)
 *
 *  IAccessible2 IDL Specification
 *
 *  Copyright (c) 2007-2018 Linux Foundation
 *  Copyright (c) 2006 IBM Corporation
 *  Copyright (c) 2000, 2006 Sun Microsystems, Inc.
 *  All rights reserved.
 *
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above
 *      copyright notice, this list of conditions and the following
 *      disclaimer in the documentation and/or other materials
 *      provided with the distribution.
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 *   3. Neither the name of the Linux Foundation nor the names of its
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 *      derived from this software without specific prior written
 *      permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
 *  CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
 *  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 *  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 *  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 *  EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *  This BSD License conforms to the Open Source Initiative "Simplified
 *  BSD License" as published at:
 *  http://www.opensource.org/licenses/bsd-license.php
 *
 *  IAccessible2 is a trademark of the Linux Foundation. The IAccessible2
 *  mark may be used in accordance with the Linux Foundation Trademark
 *  Policy to indicate compliance with the IAccessible2 specification.
 *
 ************************************************************************/

import "objidl.idl";

/** Collection of roles

  This enumerator defines an extended set of accessible roles of objects implementing
  the %IAccessible2 interface. These roles are in addition to the MSAA roles obtained
  through the MSAA get_accRole method.  Examples are 'footnote', 'heading', and
  'label'. You obtain an object's %IAccessible2 roles by calling IAccessible2::role.
*/
enum IA2Role {

  /** Unknown role. The object contains some Accessible information, but its
   role is not known.
  */
  IA2_ROLE_UNKNOWN = 0,

  /** An object that can be drawn into and to manage events from the objects
   drawn into it.  Also refer to ::IA2_ROLE_FRAME,
   ::IA2_ROLE_GLASS_PANE, and ::IA2_ROLE_LAYERED_PANE.
  */
  IA2_ROLE_CANVAS = 0x401,

  /// A caption describing another object.
  IA2_ROLE_CAPTION,

  /// Used for check buttons that are menu items.
  IA2_ROLE_CHECK_MENU_ITEM,

  /// A specialized dialog that lets the user choose a color.
  IA2_ROLE_COLOR_CHOOSER,

  /// A date editor.
  IA2_ROLE_DATE_EDITOR,

  /** An iconified internal frame in an ::IA2_ROLE_DESKTOP_PANE.
   Also refer to ::IA2_ROLE_INTERNAL_FRAME.
  */
  IA2_ROLE_DESKTOP_ICON,

  /** A desktop pane. A pane that supports internal frames and iconified
   versions of those internal frames.  Also refer to ::IA2_ROLE_INTERNAL_FRAME.
  */
  IA2_ROLE_DESKTOP_PANE,

  /** A directory pane. A pane that allows the user to navigate through
   and select the contents of a directory. May be used by a file chooser.
   Also refer to ::IA2_ROLE_FILE_CHOOSER.
  */
  IA2_ROLE_DIRECTORY_PANE,

  /** An editable text object in a toolbar. <b>Deprecated.</b>
   The edit bar role was meant for a text area in a tool bar. However, to detect
   a text area in a tool bar the AT can query the parent.
  */
  IA2_ROLE_EDITBAR,

  /// Embedded (OLE) object.
  IA2_ROLE_EMBEDDED_OBJECT,

  /// Text that is used as an endnote (footnote at the end of a chapter or section).
  IA2_ROLE_ENDNOTE,

  /** A file chooser. A specialized dialog that displays the files in the
   directory and lets the user select a file, browse a different directory,
   or specify a filename. May use the directory pane to show the contents of
   a directory.
   Also refer to ::IA2_ROLE_DIRECTORY_PANE.
  */
  IA2_ROLE_FILE_CHOOSER,

  /** A font chooser. A font chooser is a component that lets the user pick
   various attributes for fonts.
  */
  IA2_ROLE_FONT_CHOOSER,

  /** Footer of a document page.
   Also refer to ::IA2_ROLE_HEADER.
  */
  IA2_ROLE_FOOTER,

  /// Text that is used as a footnote.  Also refer to ::IA2_ROLE_ENDNOTE.
  IA2_ROLE_FOOTNOTE,

  /** A container of form controls.  An example of the use of this role is to
   represent an HTML FORM tag.
  */
  IA2_ROLE_FORM,

  /** Frame role. A top level window with a title bar, border, menu bar, etc.
   It is often used as the primary window for an application.  Also refer to
   ::IA2_ROLE_CANVAS and the MSAA roles of dialog and window.
  */
  IA2_ROLE_FRAME,

  /** A glass pane. A pane that is guaranteed to be painted on top of all panes
   beneath it.  Also refer to ::IA2_ROLE_CANVAS, ::IA2_ROLE_INTERNAL_FRAME, and
   ::IA2_ROLE_ROOT_PANE.
  */
  IA2_ROLE_GLASS_PANE,

  /** Header of a document page.
   Also refer to ::IA2_ROLE_FOOTER.
  */
  IA2_ROLE_HEADER,

  /// Heading.  Use the IAccessible2::attributes level attribute to determine the heading level.
  IA2_ROLE_HEADING,

  /// A small fixed size picture, typically used to decorate components.
  IA2_ROLE_ICON,

  /** An image map object.  Usually a graphic with multiple hotspots, where
   each hotspot can be activated resulting in the loading of another document
   or section of a document.
  */
  IA2_ROLE_IMAGE_MAP,

  /** An object which is used to allow input of characters not found on a keyboard,
   such as the input of Chinese characters on a Western keyboard.
  */
  IA2_ROLE_INPUT_METHOD_WINDOW,

  /** An internal frame. A frame-like object that is clipped by a desktop pane.
   The desktop pane, internal frame, and desktop icon objects are often used to
   create multiple document interfaces within an application.
   Also refer to ::IA2_ROLE_DESKTOP_ICON, ::IA2_ROLE_DESKTOP_PANE, and ::IA2_ROLE_FRAME.
  */
  IA2_ROLE_INTERNAL_FRAME,

  /// An object used to present an icon or short string in an interface.
  IA2_ROLE_LABEL,

  /** A layered pane. A specialized pane that allows its children to be drawn
   in layers, providing a form of stacking order. This is usually the pane that
   holds the menu bar as  well as the pane that contains most of the visual
   components in a window.
   Also refer to ::IA2_ROLE_CANVAS, ::IA2_ROLE_GLASS_PANE, and ::IA2_ROLE_ROOT_PANE.
  */
  IA2_ROLE_LAYERED_PANE,

  /** A section whose content is parenthetic or ancillary to the main content
   of the resource.
  */
  IA2_ROLE_NOTE,

 /** A specialized pane whose primary use is inside a dialog.
   Also refer to MSAA's dialog role.
  */
  IA2_ROLE_OPTION_PANE,

  /** An object representing a page of document content.  It is used in documents
   which are accessed by the user on a page by page basis.
  */
  IA2_ROLE_PAGE,

  /// A paragraph of text.
  IA2_ROLE_PARAGRAPH,

  /** A radio button that is a menu item.
   Also refer to MSAA's button and menu item roles.
  */
  IA2_ROLE_RADIO_MENU_ITEM,

  /** An object which is redundant with another object in the accessible hierarchy.
   ATs typically ignore objects with this role.
  */
  IA2_ROLE_REDUNDANT_OBJECT,

  /** A root pane. A specialized pane that has a glass pane and a layered pane
   as its children.
   Also refer to ::IA2_ROLE_GLASS_PANE and ::IA2_ROLE_LAYERED_PANE
  */
  IA2_ROLE_ROOT_PANE,

  /** A ruler such as those used in word processors.
  */
  IA2_ROLE_RULER,

  /** A scroll pane. An object that allows a user to incrementally view a large
   amount of information.  Its children can include scroll bars and a viewport.
   Also refer to ::IA2_ROLE_VIEW_PORT and MSAA's scroll bar role.
  */
  IA2_ROLE_SCROLL_PANE,

  /** A container of document content.  An example of the use of this role is to
   represent an HTML DIV tag.  A section may be used as a region.  A region is a
   group of elements that together form a perceivable unit.  A region does not
   necessarily follow the logical structure of the content, but follows the
   perceivable structure of the page.  A region may have an attribute in the set
   of IAccessible2::attributes which indicates that it is "live".  A live region
   is content that is likely to change in response to a timed change, a user
   event, or some other programmed logic or event.
  */
  IA2_ROLE_SECTION,

  /// Object with graphical representation used to represent content on draw pages.
  IA2_ROLE_SHAPE,

  /** A split pane. A specialized panel that presents two other panels at the
   same time. Between the two panels is a divider the user can manipulate to make
   one panel larger and the other panel smaller.
  */
  IA2_ROLE_SPLIT_PANE,

  /** An object that forms part of a menu system but which can be "undocked"
   from or "torn off" the menu system to exist as a separate window.
  */
  IA2_ROLE_TEAR_OFF_MENU,

  /// An object used as a terminal emulator.
  IA2_ROLE_TERMINAL,

  /// Collection of objects that constitute a logical text entity.
  IA2_ROLE_TEXT_FRAME,

  /** A toggle button. A specialized push button that can be checked or unchecked,
   but does not provide a separate indicator for the current state.
   Also refer to MSAA's roles of push button, check box, and radio button.
   <BR><B>Note:</B> IA2_ROLE_TOGGLE_BUTTON should not be used.  Instead, use MSAA's
   ROLE_SYSTEM_PUSHBUTTON and STATE_SYSTEM_PRESSED.
  */
  IA2_ROLE_TOGGLE_BUTTON,

  /** A viewport. An object usually used in a scroll pane. It represents the
   portion of the entire data that the user can see. As the user manipulates
   the scroll bars, the contents of the viewport can change.
   Also refer to ::IA2_ROLE_SCROLL_PANE.
  */
  IA2_ROLE_VIEW_PORT,

  /** An object containing content which is complementary to the main content of
   a document, but remains meaningful when separated from the main content.  There
   are various types of content that would appropriately have this role.  For example,
   in the case where content is delivered via a web portal to a web browser, this may
   include but not be limited to show times, current weather, related articles, or
   stocks to watch.  The complementary role indicates that contained content is relevant
   to the main content.  If the complementary content is completely separable main
   content, it may be appropriate to use a more general role.
  */
  IA2_ROLE_COMPLEMENTARY_CONTENT,

  /** An object representing a navigational landmark, a region on a page to
   which the user may want quick access, such as a navigation area, a search
   facility or the main content of a page.
  */
  IA2_ROLE_LANDMARK,

  /**
   * A bar that serves as a level indicator to, for instance, show
   * the strength of a password or the charge of a battery.
   */
  IA2_ROLE_LEVEL_BAR,

  /** Content previously deleted or proposed for deletion, e.g. in revision
   history or a content view providing suggestions from reviewers.
  */
  IA2_ROLE_CONTENT_DELETION,

  /** Content previously inserted or proposed for insertion, e.g. in revision
   history or a content view providing suggestions from reviewers.
  */
  IA2_ROLE_CONTENT_INSERTION,

  /// A section of content that is quoted from another source.
  IA2_ROLE_BLOCK_QUOTE,

  /** A run of content that is marked or highlighted, such as for reference
   purposes, or to call it out as having a special purpose that is clear from
   context. If the mark is used in conjuction with a related content section
   in the document, then IA2_RELATION_DETAILS should be used to link the
   related content (and the reverse relation IA2_RELATION_DETAILS_FOR should
   link back to the IA2_ROLE_MARK object). If the mark has related information
   in a tooltip, or as hidden text, then accDescription should be used to
   provide this information.
  */
  IA2_ROLE_MARK,

  /** A grouping for content that is called out as a proposed change from the
   current version of the document, such as by a reviewer of the content.
   Should include as children one or both of:
   IA2_ROLE_CONTENT_DELETION and IA2_ROLE_CONTENT_INSERTION, in any order,
   to indicate what the actual change is.
   If the suggestion is accepted, the implementation should change the role to
   a generic one such as IA2_ROLE_SECTION or IA2_ROLE_TEXT_FRAME.
  */
  IA2_ROLE_SUGGESTION,

  /** A single comment, typically user-generated content. Supports reply
  hierarchies via descendant structure, e.g. a child comment is a reply
  to the parent comment. Supports groupPosition() method to determine
  reply level (top comment is 1), as well as set size and position in set
  within that level.
  */
  IA2_ROLE_COMMENT  
};