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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /accessible/xul/XULTabAccessible.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'accessible/xul/XULTabAccessible.cpp')
-rw-r--r--accessible/xul/XULTabAccessible.cpp209
1 files changed, 209 insertions, 0 deletions
diff --git a/accessible/xul/XULTabAccessible.cpp b/accessible/xul/XULTabAccessible.cpp
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+++ b/accessible/xul/XULTabAccessible.cpp
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 "XULTabAccessible.h"
+
+#include "nsAccUtils.h"
+#include "Relation.h"
+#include "Role.h"
+#include "States.h"
+
+// NOTE: alphabetically ordered
+#include "nsIDocument.h"
+#include "nsIDOMXULSelectCntrlEl.h"
+#include "nsIDOMXULSelectCntrlItemEl.h"
+#include "nsIDOMXULRelatedElement.h"
+
+using namespace mozilla::a11y;
+
+////////////////////////////////////////////////////////////////////////////////
+// XULTabAccessible
+////////////////////////////////////////////////////////////////////////////////
+
+XULTabAccessible::
+ XULTabAccessible(nsIContent* aContent, DocAccessible* aDoc) :
+ AccessibleWrap(aContent, aDoc)
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// XULTabAccessible: Accessible
+
+uint8_t
+XULTabAccessible::ActionCount()
+{
+ return 1;
+}
+
+void
+XULTabAccessible::ActionNameAt(uint8_t aIndex, nsAString& aName)
+{
+ if (aIndex == eAction_Switch)
+ aName.AssignLiteral("switch");
+}
+
+bool
+XULTabAccessible::DoAction(uint8_t index)
+{
+ if (index == eAction_Switch) {
+ nsCOMPtr<nsIDOMXULElement> tab(do_QueryInterface(mContent));
+ if (tab) {
+ tab->Click();
+ return true;
+ }
+ }
+ return false;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// XULTabAccessible: Accessible
+
+role
+XULTabAccessible::NativeRole()
+{
+ return roles::PAGETAB;
+}
+
+uint64_t
+XULTabAccessible::NativeState()
+{
+ // Possible states: focused, focusable, unavailable(disabled), offscreen.
+
+ // get focus and disable status from base class
+ uint64_t state = AccessibleWrap::NativeState();
+
+ // Check whether the tab is selected and/or pinned
+ nsCOMPtr<nsIDOMXULSelectControlItemElement> tab(do_QueryInterface(mContent));
+ if (tab) {
+ bool selected = false;
+ if (NS_SUCCEEDED(tab->GetSelected(&selected)) && selected)
+ state |= states::SELECTED;
+
+ if (mContent->AttrValueIs(kNameSpaceID_None, nsGkAtoms::pinned,
+ nsGkAtoms::_true, eCaseMatters))
+ state |= states::PINNED;
+
+ }
+
+ return state;
+}
+
+uint64_t
+XULTabAccessible::NativeInteractiveState() const
+{
+ uint64_t state = Accessible::NativeInteractiveState();
+ return (state & states::UNAVAILABLE) ? state : state | states::SELECTABLE;
+}
+
+Relation
+XULTabAccessible::RelationByType(RelationType aType)
+{
+ Relation rel = AccessibleWrap::RelationByType(aType);
+ if (aType != RelationType::LABEL_FOR)
+ return rel;
+
+ // Expose 'LABEL_FOR' relation on tab accessible for tabpanel accessible.
+ nsCOMPtr<nsIDOMXULRelatedElement> tabsElm =
+ do_QueryInterface(mContent->GetParent());
+ if (!tabsElm)
+ return rel;
+
+ nsCOMPtr<nsIDOMNode> domNode(DOMNode());
+ nsCOMPtr<nsIDOMNode> tabpanelNode;
+ tabsElm->GetRelatedElement(domNode, getter_AddRefs(tabpanelNode));
+ if (!tabpanelNode)
+ return rel;
+
+ nsCOMPtr<nsIContent> tabpanelContent(do_QueryInterface(tabpanelNode));
+ rel.AppendTarget(mDoc, tabpanelContent);
+ return rel;
+}
+
+
+////////////////////////////////////////////////////////////////////////////////
+// XULTabsAccessible
+////////////////////////////////////////////////////////////////////////////////
+
+XULTabsAccessible::
+ XULTabsAccessible(nsIContent* aContent, DocAccessible* aDoc) :
+ XULSelectControlAccessible(aContent, aDoc)
+{
+}
+
+role
+XULTabsAccessible::NativeRole()
+{
+ return roles::PAGETABLIST;
+}
+
+uint8_t
+XULTabsAccessible::ActionCount()
+{
+ return 0;
+}
+
+void
+XULTabsAccessible::Value(nsString& aValue)
+{
+ aValue.Truncate();
+}
+
+ENameValueFlag
+XULTabsAccessible::NativeName(nsString& aName)
+{
+ // no name
+ return eNameOK;
+}
+
+
+////////////////////////////////////////////////////////////////////////////////
+// XULTabpanelsAccessible
+////////////////////////////////////////////////////////////////////////////////
+
+role
+XULTabpanelsAccessible::NativeRole()
+{
+ return roles::PANE;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// XULTabpanelAccessible
+////////////////////////////////////////////////////////////////////////////////
+
+XULTabpanelAccessible::
+ XULTabpanelAccessible(nsIContent* aContent, DocAccessible* aDoc) :
+ AccessibleWrap(aContent, aDoc)
+{
+}
+
+role
+XULTabpanelAccessible::NativeRole()
+{
+ return roles::PROPERTYPAGE;
+}
+
+Relation
+XULTabpanelAccessible::RelationByType(RelationType aType)
+{
+ Relation rel = AccessibleWrap::RelationByType(aType);
+ if (aType != RelationType::LABELLED_BY)
+ return rel;
+
+ // Expose 'LABELLED_BY' relation on tabpanel accessible for tab accessible.
+ nsCOMPtr<nsIDOMXULRelatedElement> tabpanelsElm =
+ do_QueryInterface(mContent->GetParent());
+ if (!tabpanelsElm)
+ return rel;
+
+ nsCOMPtr<nsIDOMNode> domNode(DOMNode());
+ nsCOMPtr<nsIDOMNode> tabNode;
+ tabpanelsElm->GetRelatedElement(domNode, getter_AddRefs(tabNode));
+ if (!tabNode)
+ return rel;
+
+ nsCOMPtr<nsIContent> tabContent(do_QueryInterface(tabNode));
+ rel.AppendTarget(mDoc, tabContent);
+ return rel;
+}