kopia lustrzana https://github.com/f4exb/sdrangel
106 wiersze
3.6 KiB
C++
106 wiersze
3.6 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2023 Jon Beniston, M7RCE <jon@beniston.com> //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef GUI_ACCESSIBLEVALUEDIAL_H
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#define GUI_ACCESSIBLEVALUEDIAL_H
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#include <QAccessibleWidget>
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#include "gui/valuedial.h"
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class SDRGUI_API AccessibleValueDial : public QAccessibleWidget, public QAccessibleValueInterface {
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public:
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AccessibleValueDial(ValueDial *valueDial) :
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QAccessibleWidget(valueDial)
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{
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addControllingSignal(QLatin1String("changed(quint64)"));
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}
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void *interface_cast(QAccessible::InterfaceType t) override
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{
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if (t == QAccessible::ValueInterface)
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return static_cast<QAccessibleValueInterface*>(this);
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return QAccessibleWidget::interface_cast(t);
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}
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QAccessible::Role role() const override
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{
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//return QAccessible::Dial; // This results in reader saying "custom" and not reading the value
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return QAccessible::Slider;
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}
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QString text(QAccessible::Text t) const override
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{
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switch (t)
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{
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case QAccessible::Name:
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return valueDial()->toolTip(); // Use tooltip until accessibleName field is set to something in .ui files
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case QAccessible::Value:
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return QString::number(valueDial()->getValueNew());
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default:
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return QAccessibleWidget::text(t);
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}
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}
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static QAccessibleInterface* factory(const QString &classname, QObject *object)
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{
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QAccessibleInterface *iface = nullptr;
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if (classname == QLatin1String("ValueDial") && object && object->isWidgetType()) {
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iface = static_cast<QAccessibleInterface*>(new AccessibleValueDial(static_cast<ValueDial *>(object)));
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}
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return iface;
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}
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// QAccessibleValueInterface
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QVariant currentValue() const override
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{
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return valueDial()->getValueNew();
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}
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void setCurrentValue(const QVariant &value) override
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{
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valueDial()->setValue(value.toInt());
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}
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QVariant maximumValue() const override
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{
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return valueDial()->m_valueMax;
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}
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QVariant minimumValue() const override
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{
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return valueDial()->m_valueMin;
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}
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QVariant minimumStepSize() const override
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{
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return 1;
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}
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protected:
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ValueDial *valueDial() const
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{
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return static_cast<ValueDial*>(object());
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}
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};
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#endif /* GUI_ACCESSIBLEVALUEDIAL_H */
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