Add m-esr52 at 52.6.0

1 files changed, 116 insertions, 0 deletions

diff --git a/accessible/xul/XULElementAccessibles.h b/accessible/xul/XULElementAccessibles.h
new file mode 100644
index 000000000..57a5ea03b
--- /dev/null
+++ b/accessible/xul/XULElementAccessibles.h
@@ -0,0 +1,116 @@
+/* -*- 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