diff options
Diffstat (limited to 'accessible/base/Filters.cpp')
-rw-r--r-- | accessible/base/Filters.cpp | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/accessible/base/Filters.cpp b/accessible/base/Filters.cpp new file mode 100644 index 0000000000..24ddcd9865 --- /dev/null +++ b/accessible/base/Filters.cpp @@ -0,0 +1,45 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "Filters.h" + +#include "LocalAccessible-inl.h" +#include "nsAccUtils.h" +#include "Role.h" +#include "States.h" + +using namespace mozilla::a11y; +using namespace mozilla::a11y::filters; + +uint32_t filters::GetSelected(LocalAccessible* aAccessible) { + if (aAccessible->State() & states::SELECTED) return eMatch | eSkipSubtree; + + return eSkip; +} + +uint32_t filters::GetSelectable(LocalAccessible* aAccessible) { + if (aAccessible->InteractiveState() & states::SELECTABLE) { + return eMatch | eSkipSubtree; + } + + return eSkip; +} + +uint32_t filters::GetRow(LocalAccessible* aAccessible) { + if (aAccessible->IsTableRow()) return eMatch | eSkipSubtree; + + // Look for rows inside rowgroup or wrapping text containers. + a11y::role role = aAccessible->Role(); + const nsRoleMapEntry* roleMapEntry = aAccessible->ARIARoleMap(); + if (role == roles::GROUPING || + (aAccessible->IsGenericHyperText() && !roleMapEntry)) { + return eSkip; + } + + return eSkipSubtree; +} + +uint32_t filters::GetCell(LocalAccessible* aAccessible) { + return aAccessible->IsTableCell() ? eMatch : eSkipSubtree; +} |