summaryrefslogtreecommitdiffstats
path: root/accessible/xul/XULListboxAccessible.h
blob: 2745b323d0943af25912e62de184b45fde2a4bf3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
/* -*- Mode: C++; tab-width: 4; 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_XULListboxAccessible_h__
#define mozilla_a11y_XULListboxAccessible_h__

#include "BaseAccessibles.h"
#include "mozilla/a11y/TableAccessible.h"
#include "XULMenuAccessible.h"
#include "XULSelectControlAccessible.h"

namespace mozilla {
namespace a11y {

/**
 * XULColumAccessible are accessible for list and tree columns elements
 * (xul:treecols and xul:listheader).
 */
class XULColumAccessible : public AccessibleWrap {
 public:
  XULColumAccessible(nsIContent* aContent, DocAccessible* aDoc);

  // LocalAccessible
  virtual a11y::role NativeRole() const override;
  virtual uint64_t NativeState() const override;
};

/**
 * XULColumnItemAccessible are accessibles for list and tree column elements
 * (xul:treecol).
 */
class XULColumnItemAccessible : public LeafAccessible {
 public:
  XULColumnItemAccessible(nsIContent* aContent, DocAccessible* aDoc);

  // LocalAccessible
  virtual a11y::role NativeRole() const override;
  virtual uint64_t NativeState() const override;

  // ActionAccessible
  virtual bool HasPrimaryAction() const override;
  virtual void ActionNameAt(uint8_t aIndex, nsAString& aName) override;

  enum { eAction_Click = 0 };
};

/*
 * A class the represents the XUL Listbox widget.
 */
class XULListboxAccessible : public XULSelectControlAccessible,
                             public TableAccessible {
 public:
  XULListboxAccessible(nsIContent* aContent, DocAccessible* aDoc);

  // TableAccessible
  virtual uint32_t ColCount() const override;
  virtual uint32_t RowCount() override;
  virtual LocalAccessible* CellAt(uint32_t aRowIndex,
                                  uint32_t aColumnIndex) override;
  virtual bool IsColSelected(uint32_t aColIdx) override;
  virtual bool IsRowSelected(uint32_t aRowIdx) override;
  virtual bool IsCellSelected(uint32_t aRowIdx, uint32_t aColIdx) override;
  virtual uint32_t SelectedCellCount() override;
  virtual uint32_t SelectedColCount() override;
  virtual uint32_t SelectedRowCount() override;
  virtual void SelectedCells(nsTArray<Accessible*>* aCells) override;
  virtual void SelectedCellIndices(nsTArray<uint32_t>* aCells) override;
  virtual void SelectedColIndices(nsTArray<uint32_t>* aCols) override;
  virtual void SelectedRowIndices(nsTArray<uint32_t>* aRows) override;
  virtual LocalAccessible* AsAccessible() override { return this; }

  // LocalAccessible
  virtual TableAccessible* AsTable() override { return this; }
  virtual a11y::role NativeRole() const override;
  virtual uint64_t NativeState() const override;

  // Widgets
  virtual bool IsWidget() const override;
  virtual bool IsActiveWidget() const override;
  virtual bool AreItemsOperable() const override;

  virtual LocalAccessible* ContainerWidget() const override;

 protected:
  virtual ~XULListboxAccessible() {}

  bool IsMulticolumn() const { return ColCount() > 1; }
};

/**
 * Listitems -- used in listboxes
 */
class XULListitemAccessible : public XULMenuitemAccessible {
 public:
  enum { eAction_Click = 0 };

  NS_INLINE_DECL_REFCOUNTING_INHERITED(XULListitemAccessible,
                                       XULMenuitemAccessible)

  XULListitemAccessible(nsIContent* aContent, DocAccessible* aDoc);

  // LocalAccessible
  virtual void Description(nsString& aDesc) const override;
  virtual a11y::role NativeRole() const override;
  virtual uint64_t NativeState() const override;
  virtual uint64_t NativeInteractiveState() const override;

  // Actions
  virtual void ActionNameAt(uint8_t index, nsAString& aName) override;

  // Widgets
  virtual LocalAccessible* ContainerWidget() const override;

 protected:
  virtual ~XULListitemAccessible();

  // LocalAccessible
  virtual ENameValueFlag NativeName(nsString& aName) const override;

  // XULListitemAccessible

  /**
   * Return listbox accessible for the listitem.
   */
  LocalAccessible* GetListAccessible() const;

 private:
  bool mIsCheckbox;
};

}  // namespace a11y
}  // namespace mozilla

#endif