accessible/src/base/Filters.h@b8a032363ba2 (annotated)
accessible/src/base/Filters.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 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 2 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 3 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 4 | |
| michael@0 | 5 | #ifndef mozilla_a11y_Filters_h__ |
| michael@0 | 6 | #define mozilla_a11y_Filters_h__ |
| michael@0 | 7 | |
| michael@0 | 8 | #include <stdint.h> |
| michael@0 | 9 | |
| michael@0 | 10 | /** |
| michael@0 | 11 | * Predefined filters used for nsAccIterator and nsAccCollector. |
| michael@0 | 12 | */ |
| michael@0 | 13 | namespace mozilla { |
| michael@0 | 14 | namespace a11y { |
| michael@0 | 15 | |
| michael@0 | 16 | class Accessible; |
| michael@0 | 17 | |
| michael@0 | 18 | namespace filters { |
| michael@0 | 19 | |
| michael@0 | 20 | enum EResult { |
| michael@0 | 21 | eSkip = 0, |
| michael@0 | 22 | eMatch = 1, |
| michael@0 | 23 | eSkipSubtree = 2 |
| michael@0 | 24 | }; |
| michael@0 | 25 | |
| michael@0 | 26 | /** |
| michael@0 | 27 | * Return true if the traversed accessible complies with filter. |
| michael@0 | 28 | */ |
| michael@0 | 29 | typedef uint32_t (*FilterFuncPtr) (Accessible*); |
| michael@0 | 30 | |
| michael@0 | 31 | /** |
| michael@0 | 32 | * Matches selected/selectable accessibles in subtree. |
| michael@0 | 33 | */ |
| michael@0 | 34 | uint32_t GetSelected(Accessible* aAccessible); |
| michael@0 | 35 | uint32_t GetSelectable(Accessible* aAccessible); |
| michael@0 | 36 | |
| michael@0 | 37 | /** |
| michael@0 | 38 | * Matches row accessibles in subtree. |
| michael@0 | 39 | */ |
| michael@0 | 40 | uint32_t GetRow(Accessible* aAccessible); |
| michael@0 | 41 | |
| michael@0 | 42 | /** |
| michael@0 | 43 | * Matches cell accessibles in children. |
| michael@0 | 44 | */ |
| michael@0 | 45 | uint32_t GetCell(Accessible* aAccessible); |
| michael@0 | 46 | |
| michael@0 | 47 | /** |
| michael@0 | 48 | * Matches embedded objects in children. |
| michael@0 | 49 | */ |
| michael@0 | 50 | uint32_t GetEmbeddedObject(Accessible* aAccessible); |
| michael@0 | 51 | |
| michael@0 | 52 | } // namespace filters |
| michael@0 | 53 | } // namespace a11y |
| michael@0 | 54 | } // namespace mozilla |
| michael@0 | 55 | |
| michael@0 | 56 | #endif |
