michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "Filters.h"
michael@0: 
michael@0: #include "Accessible-inl.h"
michael@0: #include "nsAccUtils.h"
michael@0: #include "Role.h"
michael@0: #include "States.h"
michael@0: 
michael@0: using namespace mozilla::a11y;
michael@0: using namespace mozilla::a11y::filters;
michael@0: 
michael@0: uint32_t
michael@0: filters::GetSelected(Accessible* aAccessible)
michael@0: {
michael@0:   if (aAccessible->State() & states::SELECTED)
michael@0:     return eMatch | eSkipSubtree;
michael@0: 
michael@0:   return eSkip;
michael@0: }
michael@0: 
michael@0: uint32_t
michael@0: filters::GetSelectable(Accessible* aAccessible)
michael@0: {
michael@0:   if (aAccessible->InteractiveState() & states::SELECTABLE)
michael@0:     return eMatch | eSkipSubtree;
michael@0: 
michael@0:   return eSkip;
michael@0: }
michael@0: 
michael@0: uint32_t
michael@0: filters::GetRow(Accessible* aAccessible)
michael@0: {
michael@0:   a11y::role role = aAccessible->Role();
michael@0:   if (role == roles::ROW)
michael@0:     return eMatch | eSkipSubtree;
michael@0: 
michael@0:   // Look for rows inside rowgroup.
michael@0:   if (role == roles::GROUPING)
michael@0:     return eSkip;
michael@0: 
michael@0:   return eSkipSubtree;
michael@0: }
michael@0: 
michael@0: uint32_t
michael@0: filters::GetCell(Accessible* aAccessible)
michael@0: {
michael@0:   a11y::role role = aAccessible->Role();
michael@0:   return role == roles::GRID_CELL || role == roles::ROWHEADER ||
michael@0:     role == roles::COLUMNHEADER ? eMatch : eSkipSubtree;
michael@0: }
michael@0: 
michael@0: uint32_t
michael@0: filters::GetEmbeddedObject(Accessible* aAccessible)
michael@0: {
michael@0:   return nsAccUtils::IsEmbeddedObject(aAccessible) ?
michael@0:     eMatch | eSkipSubtree : eSkipSubtree;
michael@0: }