1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/accessible/src/html/HTMLListAccessible.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,106 @@
1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* vim: set ts=2 et sw=2 tw=80: */
1.6 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this file,
1.8 + * You can obtain one at http://mozilla.org/MPL/2.0/. */
1.9 +
1.10 +#ifndef mozilla_a11y_HTMLListAccessible_h__
1.11 +#define mozilla_a11y_HTMLListAccessible_h__
1.12 +
1.13 +#include "BaseAccessibles.h"
1.14 +#include "HyperTextAccessibleWrap.h"
1.15 +
1.16 +namespace mozilla {
1.17 +namespace a11y {
1.18 +
1.19 +class HTMLListBulletAccessible;
1.20 +
1.21 +/**
1.22 + * Used for HTML list (like HTML ul).
1.23 + */
1.24 +class HTMLListAccessible : public HyperTextAccessibleWrap
1.25 +{
1.26 +public:
1.27 + HTMLListAccessible(nsIContent* aContent, DocAccessible* aDoc) :
1.28 + HyperTextAccessibleWrap(aContent, aDoc) { mGenericTypes |= eList; }
1.29 + virtual ~HTMLListAccessible() { }
1.30 +
1.31 + // nsISupports
1.32 + NS_DECL_ISUPPORTS_INHERITED
1.33 +
1.34 + // Accessible
1.35 + virtual a11y::role NativeRole();
1.36 + virtual uint64_t NativeState();
1.37 +};
1.38 +
1.39 +
1.40 +/**
1.41 + * Used for HTML list item (e.g. HTML li).
1.42 + */
1.43 +class HTMLLIAccessible : public HyperTextAccessibleWrap
1.44 +{
1.45 +public:
1.46 + HTMLLIAccessible(nsIContent* aContent, DocAccessible* aDoc);
1.47 + virtual ~HTMLLIAccessible() { }
1.48 +
1.49 + // nsISupports
1.50 + NS_DECL_ISUPPORTS_INHERITED
1.51 +
1.52 + // nsIAccessible
1.53 + NS_IMETHOD GetBounds(int32_t* aX, int32_t* aY,
1.54 + int32_t* aWidth, int32_t* aHeight);
1.55 +
1.56 + // Accessible
1.57 + virtual void Shutdown();
1.58 + virtual a11y::role NativeRole();
1.59 + virtual uint64_t NativeState();
1.60 +
1.61 + // HTMLLIAccessible
1.62 + HTMLListBulletAccessible* Bullet() const { return mBullet; }
1.63 + void UpdateBullet(bool aHasBullet);
1.64 +
1.65 +protected:
1.66 + // Accessible
1.67 + virtual void CacheChildren();
1.68 +
1.69 +private:
1.70 + nsRefPtr<HTMLListBulletAccessible> mBullet;
1.71 +};
1.72 +
1.73 +
1.74 +/**
1.75 + * Used for bullet of HTML list item element (for example, HTML li).
1.76 + */
1.77 +class HTMLListBulletAccessible : public LeafAccessible
1.78 +{
1.79 +public:
1.80 + HTMLListBulletAccessible(nsIContent* aContent, DocAccessible* aDoc);
1.81 + virtual ~HTMLListBulletAccessible() { }
1.82 +
1.83 + // Accessible
1.84 + virtual nsIFrame* GetFrame() const;
1.85 + virtual ENameValueFlag Name(nsString& aName);
1.86 + virtual a11y::role NativeRole();
1.87 + virtual uint64_t NativeState();
1.88 + virtual void AppendTextTo(nsAString& aText, uint32_t aStartOffset = 0,
1.89 + uint32_t aLength = UINT32_MAX);
1.90 +
1.91 + // HTMLListBulletAccessible
1.92 +
1.93 + /**
1.94 + * Return true if the bullet is inside of list item element boundaries.
1.95 + */
1.96 + bool IsInside() const;
1.97 +};
1.98 +
1.99 +
1.100 +inline HTMLLIAccessible*
1.101 +Accessible::AsHTMLListItem()
1.102 +{
1.103 + return IsHTMLListItem() ? static_cast<HTMLLIAccessible*>(this) : nullptr;
1.104 +}
1.105 +
1.106 +} // namespace a11y
1.107 +} // namespace mozilla
1.108 +
1.109 +#endif
