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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/XULElementAccessibles.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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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/. */
+
+#ifndef mozilla_a11y_XULElementAccessibles_h__
+#define mozilla_a11y_XULElementAccessibles_h__
+
+#include "HyperTextAccessibleWrap.h"
+#include "TextLeafAccessibleWrap.h"
+
+namespace mozilla {
+namespace a11y {
+
+class XULLabelTextLeafAccessible;
+
+/**
+ * Used for XUL description and label elements.
+ */
+class XULLabelAccessible : public HyperTextAccessibleWrap
+{
+public:
+ XULLabelAccessible(nsIContent* aContent, DocAccessible* aDoc);
+
+ // Accessible
+ virtual void Shutdown() override;
+ virtual a11y::role NativeRole() override;
+ virtual uint64_t NativeState() override;
+ virtual Relation RelationByType(RelationType aType) override;
+
+ void UpdateLabelValue(const nsString& aValue);
+
+protected:
+ // Accessible
+ virtual ENameValueFlag NativeName(nsString& aName) override;
+
+private:
+ RefPtr<XULLabelTextLeafAccessible> mValueTextLeaf;
+};
+
+inline XULLabelAccessible*
+Accessible::AsXULLabel()
+{
+ return IsXULLabel() ? static_cast<XULLabelAccessible*>(this) : nullptr;
+}
+
+
+/**
+ * Used to implement text interface on XUL label accessible in case when text
+ * is provided by @value attribute (no underlying text frame).
+ */
+class XULLabelTextLeafAccessible final : public TextLeafAccessibleWrap
+{
+public:
+ XULLabelTextLeafAccessible(nsIContent* aContent, DocAccessible* aDoc) :
+ TextLeafAccessibleWrap(aContent, aDoc)
+ { mStateFlags |= eSharedNode; }
+
+ virtual ~XULLabelTextLeafAccessible() { }
+
+ // Accessible
+ virtual a11y::role NativeRole() override;
+ virtual uint64_t NativeState() override;
+};
+
+
+/**
+ * Used for XUL tooltip element.
+ */
+class XULTooltipAccessible : public LeafAccessible
+{
+
+public:
+ XULTooltipAccessible(nsIContent* aContent, DocAccessible* aDoc);
+
+ // Accessible
+ virtual a11y::role NativeRole() override;
+ virtual uint64_t NativeState() override;
+};
+
+class XULLinkAccessible : public XULLabelAccessible
+{
+
+public:
+ XULLinkAccessible(nsIContent* aContent, DocAccessible* aDoc);
+
+ // Accessible
+ virtual void Value(nsString& aValue) override;
+ virtual a11y::role NativeRole() override;
+ virtual uint64_t NativeLinkState() const override;
+
+ // ActionAccessible
+ virtual uint8_t ActionCount() override;
+ virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;
+ virtual bool DoAction(uint8_t aIndex) override;
+
+ // HyperLinkAccessible
+ virtual bool IsLink() override;
+ virtual uint32_t StartOffset() override;
+ virtual uint32_t EndOffset() override;
+ virtual already_AddRefed<nsIURI> AnchorURIAt(uint32_t aAnchorIndex) override;
+
+protected:
+ virtual ~XULLinkAccessible();
+
+ // Accessible
+ virtual ENameValueFlag NativeName(nsString& aName) override;
+
+ enum { eAction_Jump = 0 };
+
+};
+
+} // namespace a11y
+} // namespace mozilla
+
+#endif