summaryrefslogtreecommitdiffstats
path: root/src/plugins/accessible/widgets/simplewidgets.h
blob: ca1f24bfc2a713b064407e6dd9a35bde5086bcee (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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights.  These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef SIMPLEWIDGETS_H
#define SIMPLEWIDGETS_H

#include <QtCore/qcoreapplication.h>
#include <QtGui/qaccessible2.h>
#include <QtGui/qaccessiblewidget.h>

QT_BEGIN_NAMESPACE

#ifndef QT_NO_ACCESSIBILITY

class QAbstractButton;
class QLineEdit;
class QToolButton;
class QProgressBar;

class QAccessibleButton : public QAccessibleWidgetEx, public QAccessibleActionInterface
{
    Q_ACCESSIBLE_OBJECT
    Q_DECLARE_TR_FUNCTIONS(QAccessibleButton)
public:
    QAccessibleButton(QWidget *w, Role r);

    QString text(Text t, int child) const;
    State state(int child) const;

    QString actionText(int action, Text text, int child) const;
    bool doAction(int action, int child, const QVariantList &params);

    // QAccessibleActionInterface
    int actionCount();
    void doAction(int actionIndex);
    QString description(int actionIndex);
    QString name(int actionIndex);
    QString localizedName(int actionIndex);
    QStringList keyBindings(int actionIndex);

protected:
    QAbstractButton *button() const;
};

#ifndef QT_NO_TOOLBUTTON
class QAccessibleToolButton : public QAccessibleButton
{
public:
    QAccessibleToolButton(QWidget *w, Role role);

    enum ToolButtonElements {
        ToolButtonSelf        = 0,
        ButtonExecute,
        ButtonDropMenu
    };

    Role role(int child) const;
    State state(int child) const;

    int childCount() const;
    QRect rect(int child) const;

    QString text(Text t, int child) const;

    int actionCount(int child) const;
    QString actionText(int action, Text text, int child) const;
    bool doAction(int action, int child, const QVariantList &params);

protected:
    QToolButton *toolButton() const;

    bool isSplitButton() const;
};
#endif // QT_NO_TOOLBUTTON

class QAccessibleDisplay : public QAccessibleWidgetEx, public QAccessibleImageInterface
{
    Q_ACCESSIBLE_OBJECT
public:
    explicit QAccessibleDisplay(QWidget *w, Role role = StaticText);

    QString text(Text t, int child) const;
    Role role(int child) const;

    Relation relationTo(int child, const QAccessibleInterface *other, int otherChild) const;
    int navigate(RelationFlag, int entry, QAccessibleInterface **target) const;

    // QAccessibleImageInterface
    QString imageDescription();
    QSize imageSize();
    QRect imagePosition(QAccessible2::CoordinateType coordType);
};

#ifndef QT_NO_LINEEDIT
class QAccessibleLineEdit : public QAccessibleWidgetEx, public QAccessibleTextInterface,
                            public QAccessibleSimpleEditableTextInterface
{
    Q_ACCESSIBLE_OBJECT
public:
    explicit QAccessibleLineEdit(QWidget *o, const QString &name = QString());

    QString text(Text t, int child) const;
    void setText(Text t, int control, const QString &text);
    State state(int child) const;
    QVariant invokeMethodEx(QAccessible::Method method, int child, const QVariantList &params);

    // QAccessibleTextInterface
    void addSelection(int startOffset, int endOffset);
    QString attributes(int offset, int *startOffset, int *endOffset);
    int cursorPosition();
    QRect characterRect(int offset, QAccessible2::CoordinateType coordType);
    int selectionCount();
    int offsetAtPoint(const QPoint &point, QAccessible2::CoordinateType coordType);
    void selection(int selectionIndex, int *startOffset, int *endOffset);
    QString text(int startOffset, int endOffset);
    QString textBeforeOffset (int offset, QAccessible2::BoundaryType boundaryType,
            int *startOffset, int *endOffset);
    QString textAfterOffset(int offset, QAccessible2::BoundaryType boundaryType,
            int *startOffset, int *endOffset);
    QString textAtOffset(int offset, QAccessible2::BoundaryType boundaryType,
            int *startOffset, int *endOffset);
    void removeSelection(int selectionIndex);
    void setCursorPosition(int position);
    void setSelection(int selectionIndex, int startOffset, int endOffset);
    int characterCount();
    void scrollToSubstring(int startIndex, int endIndex);

protected:
    QLineEdit *lineEdit() const;
};
#endif // QT_NO_LINEEDIT

#ifndef QT_NO_PROGRESSBAR
class QAccessibleProgressBar : public QAccessibleDisplay, public QAccessibleValueInterface
{
    Q_ACCESSIBLE_OBJECT
public:
    explicit QAccessibleProgressBar(QWidget *o);

    // QAccessibleValueInterface
    QVariant currentValue();
    QVariant maximumValue();
    QVariant minimumValue();
    inline void setCurrentValue(const QVariant &) {}

protected:
    QProgressBar *progressBar() const;
};
#endif

#endif // QT_NO_ACCESSIBILITY

QT_END_NAMESPACE

#endif // SIMPLEWIDGETS_H