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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QACCESSIBLE2_H
#define QACCESSIBLE2_H
#include <QtGui/qaccessible.h>
#include <QtCore/qcoreapplication.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
#ifndef QT_NO_ACCESSIBILITY
namespace QAccessible2
{
enum BoundaryType {
CharBoundary,
WordBoundary,
SentenceBoundary,
ParagraphBoundary,
LineBoundary,
NoBoundary
};
}
class Q_GUI_EXPORT QAccessibleTextInterface
{
public:
virtual ~QAccessibleTextInterface() {}
// selection
virtual void selection(int selectionIndex, int *startOffset, int *endOffset) const = 0;
virtual int selectionCount() const = 0;
virtual void addSelection(int startOffset, int endOffset) = 0;
virtual void removeSelection(int selectionIndex) = 0;
virtual void setSelection(int selectionIndex, int startOffset, int endOffset) = 0;
// cursor
virtual int cursorPosition() const = 0;
virtual void setCursorPosition(int position) = 0;
// text
virtual QString text(int startOffset, int endOffset) const = 0;
virtual QString textBeforeOffset(int offset, QAccessible2::BoundaryType boundaryType,
int *startOffset, int *endOffset) const;
virtual QString textAfterOffset(int offset, QAccessible2::BoundaryType boundaryType,
int *startOffset, int *endOffset) const;
virtual QString textAtOffset(int offset, QAccessible2::BoundaryType boundaryType,
int *startOffset, int *endOffset) const;
virtual int characterCount() const = 0;
// character <-> geometry
virtual QRect characterRect(int offset) const = 0;
virtual int offsetAtPoint(const QPoint &point) const = 0;
virtual void scrollToSubstring(int startIndex, int endIndex) = 0;
virtual QString attributes(int offset, int *startOffset, int *endOffset) const = 0;
};
class Q_GUI_EXPORT QAccessibleEditableTextInterface
{
public:
virtual ~QAccessibleEditableTextInterface() {}
virtual void deleteText(int startOffset, int endOffset) = 0;
virtual void insertText(int offset, const QString &text) = 0;
virtual void replaceText(int startOffset, int endOffset, const QString &text) = 0;
};
class Q_GUI_EXPORT QAccessibleValueInterface
{
public:
virtual ~QAccessibleValueInterface() {}
virtual QVariant currentValue() const = 0;
virtual void setCurrentValue(const QVariant &value) = 0;
virtual QVariant maximumValue() const = 0;
virtual QVariant minimumValue() const = 0;
virtual QVariant minimumStepSize() const = 0;
};
class Q_GUI_EXPORT QAccessibleTableCellInterface
{
public:
virtual ~QAccessibleTableCellInterface() {}
// Returns the number of columns occupied by this cell accessible.
virtual int columnExtent() const = 0;
// Returns the column headers as an array of cell accessibles.
virtual QList<QAccessibleInterface*> columnHeaderCells() const = 0;
// Translates this cell accessible into the corresponding column index.
virtual int columnIndex() const = 0;
// Returns the number of rows occupied by this cell accessible.
virtual int rowExtent() const = 0;
// Returns the row headers as an array of cell accessibles.
virtual QList<QAccessibleInterface*> rowHeaderCells() const = 0;
// Translates this cell accessible into the corresponding row index.
virtual int rowIndex() const = 0;
// Returns a boolean value indicating whether this cell is selected.
virtual bool isSelected() const = 0;
// Gets the row and column indexes and extents of this cell accessible and whether or not it is selected.
// ### Is this really needed??
//
// ### Maybe change to QSize cellSize(), we already have accessors for the row, column and selected
virtual void rowColumnExtents(int *row, int *column, int *rowExtents, int *columnExtents, bool *selected) const = 0;
// Returns a reference to the accessbile of the containing table.
virtual QAccessibleInterface* table() const = 0;
};
class Q_GUI_EXPORT QAccessibleTableInterface
{
public:
virtual ~QAccessibleTableInterface() {}
// Returns the cell at the specified row and column in the table.
virtual QAccessibleInterface *cellAt (int row, int column) const = 0;
// Returns the caption for the table.
virtual QAccessibleInterface *caption() const = 0;
// Returns the description text of the specified column in the table.
virtual QString columnDescription(int column) const = 0;
// Returns the total number of columns in table.
virtual int columnCount() const = 0;
// Returns the total number of rows in table.
virtual int rowCount() const = 0;
// Returns the total number of selected cells.
virtual int selectedCellCount() const = 0;
// Returns the total number of selected columns.
virtual int selectedColumnCount() const = 0;
// Returns the total number of selected rows.
virtual int selectedRowCount() const = 0;
// Returns the description text of the specified row in the table.
virtual QString rowDescription(int row) const = 0;
// Returns a list of accessibles currently selected.
virtual QList<QAccessibleInterface*> selectedCells() const = 0;
// Returns a list of column indexes currently selected (0 based).
virtual QList<int> selectedColumns() const = 0;
// Returns a list of row indexes currently selected (0 based).
virtual QList<int> selectedRows() const = 0;
// Returns the summary description of the table.
virtual QAccessibleInterface *summary() const = 0;
// Returns a boolean value indicating whether the specified column is completely selected.
virtual bool isColumnSelected(int column) const = 0;
// Returns a boolean value indicating whether the specified row is completely selected.
virtual bool isRowSelected(int row) const = 0;
// Selects a row and unselects all previously selected rows.
virtual bool selectRow(int row) = 0;
// Selects a column and unselects all previously selected columns.
virtual bool selectColumn(int column) = 0;
// Unselects one row, leaving other selected rows selected (if any).
virtual bool unselectRow(int row) = 0;
// Unselects one column, leaving other selected columns selected (if any).
virtual bool unselectColumn(int column) = 0;
protected:
friend class QAbstractItemView;
friend class QAbstractItemViewPrivate;
};
class Q_GUI_EXPORT QAccessibleActionInterface
{
Q_DECLARE_TR_FUNCTIONS(QAccessibleActionInterface)
public:
virtual ~QAccessibleActionInterface() {}
virtual QStringList actionNames() const = 0;
virtual QString localizedActionName(const QString &name) const;
virtual QString localizedActionDescription(const QString &name) const;
virtual void doAction(const QString &actionName) = 0;
virtual QStringList keyBindingsForAction(const QString &actionName) const = 0;
static const QString &pressAction();
static const QString &increaseAction();
static const QString &decreaseAction();
static const QString &showMenuAction();
static const QString &setFocusAction();
static const QString &toggleAction();
};
class Q_GUI_EXPORT QAccessibleImageInterface
{
public:
virtual ~QAccessibleImageInterface() {}
virtual QString imageDescription() const = 0;
virtual QSize imageSize() const = 0;
virtual QRect imagePosition() const = 0;
};
#endif // QT_NO_ACCESSIBILITY
QT_END_NAMESPACE
QT_END_HEADER
#endif
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