The Tor Browser: accessible/src/base/Filters.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #ifndef mozilla_a11y_Filters_h__

     6 #define mozilla_a11y_Filters_h__

     8 #include <stdint.h>

    10 /**

    11  * Predefined filters used for nsAccIterator and nsAccCollector.

    12  */

    13 namespace mozilla {

    14 namespace a11y {

    16 class Accessible;

    18 namespace filters {

    20 enum EResult {

    21   eSkip = 0,

    22   eMatch = 1,

    23   eSkipSubtree = 2

    24 };

    26 /**

    27  * Return true if the traversed accessible complies with filter.

    28  */

    29 typedef uint32_t (*FilterFuncPtr) (Accessible*);

    31 /**

    32  * Matches selected/selectable accessibles in subtree.

    33  */

    34 uint32_t GetSelected(Accessible* aAccessible);

    35 uint32_t GetSelectable(Accessible* aAccessible);

    37 /**

    38  * Matches row accessibles in subtree.

    39  */

    40 uint32_t GetRow(Accessible* aAccessible);

    42 /**

    43  * Matches cell accessibles in children.

    44  */

    45 uint32_t GetCell(Accessible* aAccessible);

    47 /**

    48  * Matches embedded objects in children.

    49  */

    50 uint32_t GetEmbeddedObject(Accessible* aAccessible);

    52 } // namespace filters

    53 } // namespace a11y

    54 } // namespace mozilla

    56 #endif

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