1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtWidgets module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 3 as published by the Free Software 20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the 21 ** packaging of this file. Please review the following information to 22 ** ensure the GNU Lesser General Public License version 3 requirements 23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. 24 ** 25 ** GNU General Public License Usage 26 ** Alternatively, this file may be used under the terms of the GNU 27 ** General Public License version 2.0 or (at your option) the GNU General 28 ** Public license version 3 or any later version approved by the KDE Free 29 ** Qt Foundation. The licenses are as published by the Free Software 30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 31 ** included in the packaging of this file. Please review the following 32 ** information to ensure the GNU General Public License requirements will 33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and 34 ** https://www.gnu.org/licenses/gpl-3.0.html. 35 ** 36 ** $QT_END_LICENSE$ 37 ** 38 ****************************************************************************/ 39 40 #ifndef QACCESSIBLEWIDGET_H 41 #define QACCESSIBLEWIDGET_H 42 43 #include <QtWidgets/qtwidgetsglobal.h> 44 #include <QtGui/qaccessibleobject.h> 45 46 QT_BEGIN_NAMESPACE 47 48 49 #ifndef QT_NO_ACCESSIBILITY 50 51 class QAccessibleWidgetPrivate; 52 53 class Q_WIDGETS_EXPORT QAccessibleWidget : public QAccessibleObject, public QAccessibleActionInterface 54 { 55 public: 56 explicit QAccessibleWidget(QWidget *o, QAccessible::Role r = QAccessible::Client, const QString& name = QString()); 57 bool isValid() const override; 58 59 QWindow *window() const override; 60 int childCount() const override; 61 int indexOfChild(const QAccessibleInterface *child) const override; 62 QVector<QPair<QAccessibleInterface*, QAccessible::Relation> > relations(QAccessible::Relation match = QAccessible::AllRelations) const override; 63 QAccessibleInterface *focusChild() const override; 64 65 QRect rect() const override; 66 67 QAccessibleInterface *parent() const override; 68 QAccessibleInterface *child(int index) const override; 69 70 QString text(QAccessible::Text t) const override; 71 QAccessible::Role role() const override; 72 QAccessible::State state() const override; 73 74 QColor foregroundColor() const override; 75 QColor backgroundColor() const override; 76 77 void *interface_cast(QAccessible::InterfaceType t) override; 78 79 // QAccessibleActionInterface 80 QStringList actionNames() const override; 81 void doAction(const QString &actionName) override; 82 QStringList keyBindingsForAction(const QString &actionName) const override; 83 protected: 84 ~QAccessibleWidget(); 85 QWidget *widget() const; 86 QObject *parentObject() const; 87 88 void addControllingSignal(const QString &signal); 89 90 private: 91 QAccessibleWidgetPrivate *d; 92 Q_DISABLE_COPY(QAccessibleWidget) 93 }; 94 95 96 #endif // QT_NO_ACCESSIBILITY 97 98 QT_END_NAMESPACE 99 100 #endif // QACCESSIBLEWIDGET_H 101