1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/accessible/src/xul/XULElementAccessibles.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,119 @@
1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#ifndef mozilla_a11y_XULElementAccessibles_h__
1.10 +#define mozilla_a11y_XULElementAccessibles_h__
1.11 +
1.12 +#include "HyperTextAccessibleWrap.h"
1.13 +#include "TextLeafAccessibleWrap.h"
1.14 +
1.15 +namespace mozilla {
1.16 +namespace a11y {
1.17 +
1.18 +class XULLabelTextLeafAccessible;
1.19 +
1.20 +/**
1.21 + * Used for XUL description and label elements.
1.22 + */
1.23 +class XULLabelAccessible : public HyperTextAccessibleWrap
1.24 +{
1.25 +public:
1.26 + XULLabelAccessible(nsIContent* aContent, DocAccessible* aDoc);
1.27 +
1.28 + // Accessible
1.29 + virtual void Shutdown();
1.30 + virtual a11y::role NativeRole();
1.31 + virtual uint64_t NativeState();
1.32 + virtual Relation RelationByType(RelationType aType) MOZ_OVERRIDE;
1.33 +
1.34 + void UpdateLabelValue(const nsString& aValue);
1.35 +
1.36 +protected:
1.37 + // Accessible
1.38 + virtual ENameValueFlag NativeName(nsString& aName) MOZ_OVERRIDE;
1.39 + virtual void CacheChildren() MOZ_OVERRIDE;
1.40 +
1.41 +private:
1.42 + nsRefPtr<XULLabelTextLeafAccessible> mValueTextLeaf;
1.43 +};
1.44 +
1.45 +inline XULLabelAccessible*
1.46 +Accessible::AsXULLabel()
1.47 +{
1.48 + return IsXULLabel() ? static_cast<XULLabelAccessible*>(this) : nullptr;
1.49 +}
1.50 +
1.51 +
1.52 +/**
1.53 + * Used to implement text interface on XUL label accessible in case when text
1.54 + * is provided by @value attribute (no underlying text frame).
1.55 + */
1.56 +class XULLabelTextLeafAccessible MOZ_FINAL : public TextLeafAccessibleWrap
1.57 +{
1.58 +public:
1.59 + XULLabelTextLeafAccessible(nsIContent* aContent, DocAccessible* aDoc) :
1.60 + TextLeafAccessibleWrap(aContent, aDoc)
1.61 + { mStateFlags |= eSharedNode; }
1.62 +
1.63 + virtual ~XULLabelTextLeafAccessible() { }
1.64 +
1.65 + // Accessible
1.66 + virtual a11y::role NativeRole() MOZ_OVERRIDE;
1.67 + virtual uint64_t NativeState() MOZ_OVERRIDE;
1.68 +};
1.69 +
1.70 +
1.71 +/**
1.72 + * Used for XUL tooltip element.
1.73 + */
1.74 +class XULTooltipAccessible : public LeafAccessible
1.75 +{
1.76 +
1.77 +public:
1.78 + XULTooltipAccessible(nsIContent* aContent, DocAccessible* aDoc);
1.79 +
1.80 + // Accessible
1.81 + virtual a11y::role NativeRole();
1.82 + virtual uint64_t NativeState();
1.83 +};
1.84 +
1.85 +class XULLinkAccessible : public XULLabelAccessible
1.86 +{
1.87 +
1.88 +public:
1.89 + XULLinkAccessible(nsIContent* aContent, DocAccessible* aDoc);
1.90 +
1.91 + NS_DECL_ISUPPORTS_INHERITED
1.92 +
1.93 + // nsIAccessible
1.94 + NS_IMETHOD GetActionName(uint8_t aIndex, nsAString& aName);
1.95 + NS_IMETHOD DoAction(uint8_t aIndex);
1.96 +
1.97 + // Accessible
1.98 + virtual void Value(nsString& aValue);
1.99 + virtual a11y::role NativeRole();
1.100 + virtual uint64_t NativeLinkState() const;
1.101 +
1.102 + // ActionAccessible
1.103 + virtual uint8_t ActionCount();
1.104 +
1.105 + // HyperLinkAccessible
1.106 + virtual bool IsLink();
1.107 + virtual uint32_t StartOffset();
1.108 + virtual uint32_t EndOffset();
1.109 + virtual already_AddRefed<nsIURI> AnchorURIAt(uint32_t aAnchorIndex);
1.110 +
1.111 +protected:
1.112 + // Accessible
1.113 + virtual ENameValueFlag NativeName(nsString& aName) MOZ_OVERRIDE;
1.114 +
1.115 + enum { eAction_Jump = 0 };
1.116 +
1.117 +};
1.118 +
1.119 +} // namespace a11y
1.120 +} // namespace mozilla
1.121 +
1.122 +#endif
