accessible/src/generic/TextLeafAccessible.h

branch
TOR_BUG_9701
changeset 3
141e0f1194b1
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-1:000000000000 0:1d176ccefdab
1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this
4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5
6 #ifndef mozilla_a11y_TextLeafAccessible_h__
7 #define mozilla_a11y_TextLeafAccessible_h__
8
9 #include "BaseAccessibles.h"
10
11 namespace mozilla {
12 namespace a11y {
13
14 /**
15 * Generic class used for text nodes.
16 */
17 class TextLeafAccessible : public LinkableAccessible
18 {
19 public:
20 TextLeafAccessible(nsIContent* aContent, DocAccessible* aDoc);
21 virtual ~TextLeafAccessible();
22
23 // Accessible
24 virtual mozilla::a11y::role NativeRole();
25 virtual void AppendTextTo(nsAString& aText, uint32_t aStartOffset = 0,
26 uint32_t aLength = UINT32_MAX);
27 virtual ENameValueFlag Name(nsString& aName);
28
29 // TextLeafAccessible
30 void SetText(const nsAString& aText) { mText = aText; }
31 const nsString& Text() const { return mText; }
32
33 protected:
34 // Accessible
35 virtual void CacheChildren();
36
37 protected:
38 nsString mText;
39 };
40
41
42 ////////////////////////////////////////////////////////////////////////////////
43 // Accessible downcast method
44
45 inline TextLeafAccessible*
46 Accessible::AsTextLeaf()
47 {
48 return IsTextLeaf() ? static_cast<TextLeafAccessible*>(this) : nullptr;
49 }
50
51 } // namespace a11y
52 } // namespace mozilla
53
54 #endif
55

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