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Diffstat (limited to 'src/platformsupport/accessibility/qaccessiblebridgeutils.cpp')
-rw-r--r-- | src/platformsupport/accessibility/qaccessiblebridgeutils.cpp | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/src/platformsupport/accessibility/qaccessiblebridgeutils.cpp b/src/platformsupport/accessibility/qaccessiblebridgeutils.cpp deleted file mode 100644 index a15b93e31e..0000000000 --- a/src/platformsupport/accessibility/qaccessiblebridgeutils.cpp +++ /dev/null @@ -1,113 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** 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 The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/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 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ -#include "qaccessiblebridgeutils_p.h" -#include <QtCore/qmath.h> - -QT_BEGIN_NAMESPACE - -namespace QAccessibleBridgeUtils { - -static bool performAction(QAccessibleInterface *iface, const QString &actionName) -{ - if (QAccessibleActionInterface *actionIface = iface->actionInterface()) { - if (actionIface->actionNames().contains(actionName)) { - actionIface->doAction(actionName); - return true; - } - } - return false; -} - -QStringList effectiveActionNames(QAccessibleInterface *iface) -{ - QStringList actions; - if (QAccessibleActionInterface *actionIface = iface->actionInterface()) - actions = actionIface->actionNames(); - - if (iface->valueInterface()) { - if (!actions.contains(QAccessibleActionInterface::increaseAction())) - actions << QAccessibleActionInterface::increaseAction(); - if (!actions.contains(QAccessibleActionInterface::decreaseAction())) - actions << QAccessibleActionInterface::decreaseAction(); - } - return actions; -} - -bool performEffectiveAction(QAccessibleInterface *iface, const QString &actionName) -{ - if (!iface) - return false; - if (performAction(iface, actionName)) - return true; - if (actionName != QAccessibleActionInterface::increaseAction() - && actionName != QAccessibleActionInterface::decreaseAction()) - return false; - - QAccessibleValueInterface *valueIface = iface->valueInterface(); - if (!valueIface) - return false; - bool success; - const QVariant currentVariant = valueIface->currentValue(); - double stepSize = valueIface->minimumStepSize().toDouble(&success); - if (!success || qFuzzyIsNull(stepSize)) { - const double min = valueIface->minimumValue().toDouble(&success); - if (!success) - return false; - const double max = valueIface->maximumValue().toDouble(&success); - if (!success) - return false; - stepSize = (max - min) / 10; // this is pretty arbitrary, we just need to provide something - const int typ = currentVariant.userType(); - if (typ != QMetaType::Float && typ != QMetaType::Double) { - // currentValue is an integer. Round it up to ensure stepping in case it was below 1 - stepSize = qCeil(stepSize); - } - } - const double current = currentVariant.toDouble(&success); - if (!success) - return false; - if (actionName == QAccessibleActionInterface::decreaseAction()) - stepSize = -stepSize; - valueIface->setCurrentValue(current + stepSize); - return true; -} - -} //namespace - -QT_END_NAMESPACE |