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accessible/src/atk/nsStateMap.h@b8a032363ba2 (annotated)

accessible/src/atk/nsStateMap.h

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0	2	/* vim: set ts=2 et sw=2 tw=80: */
michael@0	3	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	4	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	5	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	6
michael@0	7	#include <atk/atk.h>
michael@0	8	#include "AccessibleWrap.h"
michael@0	9
michael@0	10	/******************************************************************************
michael@0	11	The following nsIAccessible states aren't translated, just ignored:
michael@0	12	STATE_READONLY: Supported indirectly via EXT_STATE_EDITABLE
michael@0	13	STATE_HOTTRACKED: No ATK equivalent. No known use case.
michael@0	14	The nsIAccessible state is not currently supported.
michael@0	15	STATE_FLOATING: No ATK equivalent. No known use case.
michael@0	16	The nsIAccessible state is not currently supported.
michael@0	17	STATE_MOVEABLE: No ATK equivalent. No known use case.
michael@0	18	The nsIAccessible state is not currently supported.
michael@0	19	STATE_SELFVOICING: No ATK equivalent -- the object has self-TTS.
michael@0	20	The nsIAccessible state is not currently supported.
michael@0	21	STATE_LINKED: The object is formatted as a hyperlink. Supported via ATK_ROLE_LINK.
michael@0	22	STATE_EXTSELECTABLE: Indicates that an object extends its selection.
michael@0	23	This is supported via STATE_MULTISELECTABLE.
michael@0	24	STATE_PROTECTED: The object is a password-protected edit control.
michael@0	25	Supported via ATK_ROLE_PASSWORD_TEXT
michael@0	26	STATE_HASPOPUP: Object displays a pop-up menu or window when invoked.
michael@0	27	No ATK equivalent. The nsIAccessible state is not currently supported.
michael@0	28	STATE_PINNED: The object is pinned, usually indicating it is fixed in place and has permanence.
michael@0	29	No ATK equivalent. The nsIAccessible state is not currently supported.
michael@0	30
michael@0	31	The following ATK states are not supported:
michael@0	32	ATK_STATE_ARMED: No clear use case, used briefly when button is activated
michael@0	33	ATK_STATE_HAS_TOOLTIP: No clear use case, no IA2 equivalent
michael@0	34	ATK_STATE_ICONIFIED: Mozilla does not have elements which are collapsable into icons
michael@0	35	ATK_STATE_TRUNCATED: No clear use case. Indicates that an object's onscreen content is truncated,
michael@0	36	e.g. a text value in a spreadsheet cell. No IA2 state.
michael@0	37	******************************************************************************/
michael@0	38
michael@0	39	enum EStateMapEntryType {
michael@0	40	kMapDirectly,
michael@0	41	kMapOpposite, // For example, UNAVAILABLE is the opposite of ENABLED
michael@0	42	kNoStateChange, // Don't fire state change event
michael@0	43	kNoSuchState
michael@0	44	};
michael@0	45
michael@0	46	const AtkStateType kNone = ATK_STATE_INVALID;
michael@0	47
michael@0	48	struct AtkStateMap {
michael@0	49	AtkStateType atkState;
michael@0	50	EStateMapEntryType stateMapEntryType;
michael@0	51
michael@0	52	static int32_t GetStateIndexFor(uint64_t aState)
michael@0	53	{
michael@0	54	int32_t stateIndex = -1;
michael@0	55	while (aState > 0) {
michael@0	56	++ stateIndex;
michael@0	57	aState >>= 1;
michael@0	58	}
michael@0	59	return stateIndex; // Returns -1 if not mapped
michael@0	60	}
michael@0	61	};
michael@0	62
michael@0	63
michael@0	64	// Map array from cross platform states to ATK states
michael@0	65	static const AtkStateMap gAtkStateMap[] = { // Cross Platform States
michael@0	66	{ kNone, kMapOpposite }, // states::UNAVAILABLE = 1 << 0
michael@0	67	{ ATK_STATE_SELECTED, kMapDirectly }, // states::SELECTED = 1 << 1
michael@0	68	{ ATK_STATE_FOCUSED, kMapDirectly }, // states::FOCUSED = 1 << 2
michael@0	69	{ ATK_STATE_PRESSED, kMapDirectly }, // states::PRESSED = 1 << 3
michael@0	70	{ ATK_STATE_CHECKED, kMapDirectly }, // states::CHECKED = 1 << 4
michael@0	71	{ ATK_STATE_INDETERMINATE, kMapDirectly }, // states::MIXED = 1 << 5
michael@0	72	{ kNone, kMapDirectly }, // states::READONLY = 1 << 6
michael@0	73	{ kNone, kMapDirectly }, // states::HOTTRACKED = 1 << 7
michael@0	74	{ ATK_STATE_DEFAULT, kMapDirectly }, // states::DEFAULT = 1 << 8
michael@0	75	{ ATK_STATE_EXPANDED, kMapDirectly }, // states::EXPANDED = 1 << 9
michael@0	76	{ kNone, kNoStateChange }, // states::COLLAPSED = 1 << 10
michael@0	77	{ ATK_STATE_BUSY, kMapDirectly }, // states::BUSY = 1 << 11
michael@0	78	{ kNone, kMapDirectly }, // states::FLOATING = 1 << 12
michael@0	79	{ kNone, kMapDirectly }, // states::CHECKABLE = 1 << 13
michael@0	80	{ ATK_STATE_ANIMATED, kMapDirectly }, // states::ANIMATED = 1 << 14
michael@0	81	{ ATK_STATE_VISIBLE, kMapOpposite }, // states::INVISIBLE = 1 << 15
michael@0	82	{ ATK_STATE_SHOWING, kMapOpposite }, // states::OFFSCREEN = 1 << 16
michael@0	83	{ ATK_STATE_RESIZABLE, kMapDirectly }, // states::SIZEABLE = 1 << 17
michael@0	84	{ kNone, kMapDirectly }, // states::MOVEABLE = 1 << 18
michael@0	85	{ kNone, kMapDirectly }, // states::SELFVOICING = 1 << 19
michael@0	86	{ ATK_STATE_FOCUSABLE, kMapDirectly }, // states::FOCUSABLE = 1 << 20
michael@0	87	{ ATK_STATE_SELECTABLE, kMapDirectly }, // states::SELECTABLE = 1 << 21
michael@0	88	{ kNone, kMapDirectly }, // states::LINKED = 1 << 22
michael@0	89	{ ATK_STATE_VISITED, kMapDirectly }, // states::TRAVERSED = 1 << 23
michael@0	90	{ ATK_STATE_MULTISELECTABLE, kMapDirectly }, // states::MULTISELECTABLE = 1 << 24
michael@0	91	{ kNone, kMapDirectly }, // states::EXTSELECTABLE = 1 << 25
michael@0	92	{ ATK_STATE_REQUIRED, kMapDirectly }, // states::STATE_REQUIRED = 1 << 26
michael@0	93	{ kNone, kMapDirectly }, // states::ALERT_MEDIUM = 1 << 27
michael@0	94	{ ATK_STATE_INVALID_ENTRY, kMapDirectly }, // states::INVALID = 1 << 28
michael@0	95	{ kNone, kMapDirectly }, // states::PROTECTED = 1 << 29
michael@0	96	{ kNone, kMapDirectly }, // states::HASPOPUP = 1 << 30
michael@0	97	{ ATK_STATE_SUPPORTS_AUTOCOMPLETION, kMapDirectly }, // states::SUPPORTS_AUTOCOMPLETION = 1 << 31
michael@0	98	{ ATK_STATE_DEFUNCT, kMapDirectly }, // states::DEFUNCT = 1 << 32
michael@0	99	{ ATK_STATE_SELECTABLE_TEXT, kMapDirectly }, // states::SELECTABLE_TEXT = 1 << 33
michael@0	100	{ ATK_STATE_EDITABLE, kMapDirectly }, // states::EDITABLE = 1 << 34
michael@0	101	{ ATK_STATE_ACTIVE, kMapDirectly }, // states::ACTIVE = 1 << 35
michael@0	102	{ ATK_STATE_MODAL, kMapDirectly }, // states::MODAL = 1 << 36
michael@0	103	{ ATK_STATE_MULTI_LINE, kMapDirectly }, // states::MULTI_LINE = 1 << 37
michael@0	104	{ ATK_STATE_HORIZONTAL, kMapDirectly }, // states::HORIZONTAL = 1 << 38
michael@0	105	{ ATK_STATE_OPAQUE, kMapDirectly }, // states::OPAQUE = 1 << 39
michael@0	106	{ ATK_STATE_SINGLE_LINE, kMapDirectly }, // states::SINGLE_LINE = 1 << 40
michael@0	107	{ ATK_STATE_TRANSIENT, kMapDirectly }, // states::TRANSIENT = 1 << 41
michael@0	108	{ ATK_STATE_VERTICAL, kMapDirectly }, // states::VERTICAL = 1 << 42
michael@0	109	{ ATK_STATE_STALE, kMapDirectly }, // states::STALE = 1 << 43
michael@0	110	{ ATK_STATE_ENABLED, kMapDirectly }, // states::ENABLED = 1 << 44
michael@0	111	{ ATK_STATE_SENSITIVE, kMapDirectly }, // states::SENSITIVE = 1 << 45
michael@0	112	{ ATK_STATE_EXPANDABLE, kMapDirectly }, // states::EXPANDABLE = 1 << 46
michael@0	113	{ kNone, kMapDirectly }, // states::PINNED = 1 << 47
michael@0	114	{ kNone, kNoSuchState }, // = 1 << 48
michael@0	115	};